/* ============================================================
   NUBEM · Components
   ============================================================ */

/* ─── Logo lockup ──────────────────────────────────────────── */
.nb-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}
.nb-logo:hover { color: inherit; }
.nb-logo__mark { width: 32px; height: 32px; flex: 0 0 auto; }
.nb-logo__wordmark {
  font-family: var(--nb-font-sans);
  font-size: 22px;
  font-weight: var(--nb-fw-semi);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--nb-sage-deep);
}
.nb-bg-sage .nb-logo__wordmark, .nb-bg-ink .nb-logo__wordmark { color: var(--nb-cream); }
.nb-logo--sm .nb-logo__mark { width: 24px; height: 24px; }
.nb-logo--sm .nb-logo__wordmark { font-size: 17px; }
.nb-logo--lg .nb-logo__mark { width: 44px; height: 44px; }
.nb-logo--lg .nb-logo__wordmark { font-size: 30px; }

/* ─── Buttons ──────────────────────────────────────────── */
.nb-btn {
  --btn-bg: var(--nb-lime);
  --btn-fg: var(--nb-sage-deep);
  --btn-border: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--nb-s-2);
  padding: 14px 22px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1.5px solid var(--btn-border);
  border-radius: var(--nb-r-sm);
  font-family: var(--nb-font-sans);
  font-size: var(--nb-fs-sm);
  font-weight: var(--nb-fw-semi);
  line-height: 1;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--nb-d-base) var(--nb-ease),
              color var(--nb-d-base) var(--nb-ease),
              border-color var(--nb-d-base) var(--nb-ease),
              transform var(--nb-d-fast) var(--nb-ease),
              box-shadow var(--nb-d-base) var(--nb-ease);
  white-space: nowrap;
}
.nb-btn:hover { transform: translateY(-1px); box-shadow: var(--nb-sh-md); }
.nb-btn:active { transform: translateY(0); box-shadow: var(--nb-sh-xs); }
.nb-btn:focus-visible { outline: none; box-shadow: var(--nb-sh-focus); }
.nb-btn svg { width: 18px; height: 18px; flex: 0 0 auto; }

/* Variants */
.nb-btn--primary  { --btn-bg: var(--nb-lime); --btn-fg: var(--nb-sage-deep); }
.nb-btn--primary:hover { --btn-bg: var(--nb-lime-600); }

.nb-btn--outline  { --btn-bg: transparent; --btn-fg: var(--nb-sage-deep); --btn-border: var(--nb-sage-deep); }
.nb-btn--outline:hover { --btn-bg: var(--nb-sage-deep); --btn-fg: var(--nb-cream); }

.nb-btn--ghost    { --btn-bg: transparent; --btn-fg: var(--nb-sage-deep); --btn-border: transparent; }
.nb-btn--ghost:hover { --btn-bg: var(--nb-sage-50); box-shadow: none; transform: none; }

.nb-btn--dark     { --btn-bg: var(--nb-sage-deep); --btn-fg: var(--nb-cream); }
.nb-btn--dark:hover { --btn-bg: var(--nb-ink); }

.nb-btn--white    { --btn-bg: var(--nb-white); --btn-fg: var(--nb-sage-deep); }
.nb-btn--white:hover { --btn-bg: var(--nb-cream); }

/* On dark backgrounds */
.nb-bg-sage .nb-btn--outline,
.nb-bg-ink  .nb-btn--outline { --btn-fg: var(--nb-cream); --btn-border: var(--nb-sage-300); }
.nb-bg-sage .nb-btn--outline:hover,
.nb-bg-ink  .nb-btn--outline:hover { --btn-bg: var(--nb-cream); --btn-fg: var(--nb-sage-deep); --btn-border: var(--nb-cream); }

.nb-bg-sage .nb-btn--ghost,
.nb-bg-ink  .nb-btn--ghost { --btn-fg: var(--nb-cream); }
.nb-bg-sage .nb-btn--ghost:hover,
.nb-bg-ink  .nb-btn--ghost:hover { --btn-bg: rgba(244,242,234,0.08); }

/* Sizes */
.nb-btn--sm  { padding: 10px 16px; font-size: var(--nb-fs-xs); border-radius: var(--nb-r-xs); }
.nb-btn--lg  { padding: 18px 28px; font-size: 16px; border-radius: var(--nb-r-md); }
.nb-btn--xl  { padding: 22px 36px; font-size: 18px; border-radius: var(--nb-r-md); }
.nb-btn--block { width: 100%; }

/* States */
.nb-btn:disabled,
.nb-btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}
.nb-btn--loading { pointer-events: none; position: relative; color: transparent; }
.nb-btn--loading::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 16px; height: 16px; margin: -8px 0 0 -8px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  color: var(--btn-fg);
  animation: nb-spin 0.7s linear infinite;
}
@keyframes nb-spin { to { transform: rotate(360deg); } }

/* ─── Badges ──────────────────────────────────────────── */
.nb-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--nb-r-pill);
  font-family: var(--nb-font-mono);
  font-size: var(--nb-fs-micro);
  font-weight: var(--nb-fw-medium);
  letter-spacing: var(--nb-track-wide);
  text-transform: uppercase;
  line-height: 1.3;
  white-space: nowrap;
}
.nb-badge--lime   { background: var(--nb-lime); color: var(--nb-sage-deep); }
.nb-badge--sage   { background: var(--nb-sage-100); color: var(--nb-sage-deep); }
.nb-badge--outline{ background: transparent; color: var(--nb-sage-deep); box-shadow: inset 0 0 0 1px var(--nb-sage-300); }
.nb-badge--ink    { background: var(--nb-ink); color: var(--nb-cream); }
.nb-badge--cream  { background: var(--nb-cream); color: var(--nb-sage-deep); }

.nb-badge__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
  animation: nb-pulse 2s var(--nb-ease) infinite;
}
@keyframes nb-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ─── Cards ──────────────────────────────────────────── */
.nb-card {
  background: var(--nb-white);
  border: 1px solid var(--nb-border);
  border-radius: var(--nb-r-md);
  padding: var(--nb-s-6);
  transition: border-color var(--nb-d-base) var(--nb-ease),
              box-shadow var(--nb-d-base) var(--nb-ease),
              transform var(--nb-d-base) var(--nb-ease);
}
.nb-card--hover:hover {
  border-color: var(--nb-sage-300);
  box-shadow: var(--nb-sh-md);
  transform: translateY(-2px);
}
.nb-card--pad-lg { padding: var(--nb-s-8); }
.nb-card--cream  { background: var(--nb-cream); border-color: var(--nb-cream-dim); }
.nb-card--sage   { background: var(--nb-sage-deep); color: var(--nb-cream); border-color: transparent; }
.nb-card--sage h3, .nb-card--sage h4 { color: var(--nb-cream); }
.nb-card--ink    { background: var(--nb-ink); color: var(--nb-cream); border-color: transparent; }
.nb-card--ink h3, .nb-card--ink h4 { color: var(--nb-cream); }

/* Feature-value card (with icon) */
.nb-feat {
  display: flex;
  flex-direction: column;
  gap: var(--nb-s-3);
}
.nb-feat__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: var(--nb-r-sm);
  background: var(--nb-lime-100);
  color: var(--nb-sage-deep);
}
.nb-feat__icon svg { width: 22px; height: 22px; stroke-width: 1.75; }
.nb-bg-sage .nb-feat__icon, .nb-bg-ink .nb-feat__icon {
  background: rgba(168,224,34,0.15); color: var(--nb-lime);
}
.nb-feat__title { font-size: 17px; font-weight: var(--nb-fw-semi); color: var(--nb-sage-deep); }
.nb-bg-sage .nb-feat__title, .nb-bg-ink .nb-feat__title { color: var(--nb-cream); }
.nb-feat__body  { font-size: var(--nb-fs-sm); line-height: var(--nb-lh-loose); color: var(--nb-text-muted); }
.nb-bg-sage .nb-feat__body, .nb-bg-ink .nb-feat__body { color: rgba(244,242,234,0.7); }

/* Step / numbered card */
.nb-step {
  background: var(--nb-cream);
  border: 1px solid var(--nb-cream-dim);
  border-radius: var(--nb-r-md);
  padding: var(--nb-s-8);
  position: relative;
}
.nb-step__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  background: var(--nb-sage-deep); color: var(--nb-lime);
  border-radius: var(--nb-r-xs);
  font-family: var(--nb-font-mono);
  font-size: 14px;
  font-weight: var(--nb-fw-semi);
  margin-bottom: var(--nb-s-4);
}
.nb-step h3 { font-size: 18px; margin-bottom: var(--nb-s-2); }
.nb-step p  { font-size: var(--nb-fs-sm); line-height: var(--nb-lh-loose); color: var(--nb-text-muted); }

/* Plan card */
.nb-plan {
  background: var(--nb-white);
  border: 1.5px solid var(--nb-border-strong);
  border-radius: var(--nb-r-lg);
  padding: var(--nb-s-8);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: border-color var(--nb-d-base) var(--nb-ease), box-shadow var(--nb-d-base) var(--nb-ease);
}
.nb-plan--featured {
  border-color: var(--nb-sage-deep);
  background: var(--nb-sage-deep);
  color: var(--nb-cream);
}
.nb-plan--featured h3,
.nb-plan--featured .nb-plan__price { color: var(--nb-cream); }
.nb-plan__badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--nb-lime); color: var(--nb-sage-deep);
  font-family: var(--nb-font-mono);
  font-size: var(--nb-fs-micro);
  font-weight: var(--nb-fw-semi);
  padding: 5px 12px;
  border-radius: var(--nb-r-pill);
  text-transform: uppercase; letter-spacing: var(--nb-track-wide);
  white-space: nowrap;
}
.nb-plan__eyebrow { font-family: var(--nb-font-mono); font-size: var(--nb-fs-micro); text-transform: uppercase;
  letter-spacing: var(--nb-track-wide); color: var(--nb-sage-500); margin-bottom: var(--nb-s-2); }
.nb-plan--featured .nb-plan__eyebrow { color: var(--nb-lime); }
.nb-plan__price { font-size: 44px; font-weight: var(--nb-fw-bold); color: var(--nb-sage-deep); line-height: 1; letter-spacing: -0.03em; }
.nb-plan__price small { font-size: 16px; font-weight: var(--nb-fw-normal); color: var(--nb-text-muted); margin-left: 4px; }
.nb-plan--featured .nb-plan__price small { color: rgba(244,242,234,0.6); }
.nb-plan__desc  { font-size: var(--nb-fs-sm); color: var(--nb-text-muted); margin-top: var(--nb-s-2); margin-bottom: var(--nb-s-6); }
.nb-plan--featured .nb-plan__desc { color: rgba(244,242,234,0.7); }
.nb-plan__features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: var(--nb-s-6); flex: 1; }
.nb-plan__features li { display: flex; gap: 10px; font-size: var(--nb-fs-sm); line-height: 1.55; }
.nb-plan__features li::before {
  content: ''; flex: 0 0 auto; width: 18px; height: 18px; margin-top: 1px; background-color: var(--nb-lime);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* Case card */
.nb-case {
  background: var(--nb-cream);
  border: 1px solid var(--nb-cream-dim);
  border-radius: var(--nb-r-lg);
  padding: var(--nb-s-10);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nb-s-10);
  align-items: center;
}
.nb-case__metrics { display: grid; grid-template-columns: 1fr 1fr; gap: var(--nb-s-4); }
.nb-case__metric {
  background: var(--nb-white);
  border: 1px solid var(--nb-border);
  border-radius: var(--nb-r-md);
  padding: var(--nb-s-5);
  text-align: center;
}
.nb-case__metric .n { font-size: 32px; font-weight: var(--nb-fw-bold); color: var(--nb-sage-deep); letter-spacing: -0.02em; line-height: 1; }
.nb-case__metric .l { font-family: var(--nb-font-mono); font-size: var(--nb-fs-micro); text-transform: uppercase;
  letter-spacing: var(--nb-track-wide); color: var(--nb-text-muted); margin-top: var(--nb-s-2); }
.nb-case__quote {
  font-size: 18px;
  line-height: var(--nb-lh-loose);
  color: var(--nb-sage-deep);
  padding-left: var(--nb-s-4);
  border-left: 3px solid var(--nb-lime);
  margin-bottom: var(--nb-s-5);
}
.nb-case__author { display: flex; align-items: center; gap: var(--nb-s-3); }
.nb-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--nb-sage-deep); color: var(--nb-lime);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--nb-font-sans); font-weight: var(--nb-fw-semi); font-size: 16px;
  flex: 0 0 auto;
}
.nb-case__author-info h4 { font-size: var(--nb-fs-sm); margin-bottom: 2px; }
.nb-case__author-info p  { font-size: var(--nb-fs-xs); color: var(--nb-text-muted); }
@media (max-width: 720px) { .nb-case { grid-template-columns: 1fr; padding: var(--nb-s-6); gap: var(--nb-s-6); } }

/* ─── Forms ──────────────────────────────────────────── */
.nb-field { display: flex; flex-direction: column; gap: 6px; }
.nb-field label { font-size: var(--nb-fs-sm); font-weight: var(--nb-fw-medium); color: var(--nb-sage-deep); }
.nb-field .hint { font-size: var(--nb-fs-xs); color: var(--nb-text-muted); }
.nb-field .error { font-size: var(--nb-fs-xs); color: var(--nb-danger); }

.nb-input, .nb-select, .nb-textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--nb-white);
  border: 1.5px solid var(--nb-n-200);
  border-radius: var(--nb-r-sm);
  font-family: var(--nb-font-sans);
  font-size: 15px;
  color: var(--nb-sage-deep);
  transition: border-color var(--nb-d-base) var(--nb-ease), box-shadow var(--nb-d-base) var(--nb-ease);
}
.nb-input::placeholder, .nb-textarea::placeholder { color: var(--nb-n-300); }
.nb-input:focus, .nb-select:focus, .nb-textarea:focus {
  outline: none; border-color: var(--nb-sage-deep);
  box-shadow: 0 0 0 3px var(--nb-lime-100);
}
.nb-input[aria-invalid="true"] { border-color: var(--nb-danger); }
.nb-input:disabled { background: var(--nb-n-50); color: var(--nb-text-muted); cursor: not-allowed; }

.nb-checkbox, .nb-radio {
  display: inline-flex; align-items: flex-start; gap: var(--nb-s-2);
  font-size: var(--nb-fs-sm); color: var(--nb-text); cursor: pointer;
}
.nb-checkbox input, .nb-radio input {
  appearance: none; width: 18px; height: 18px; margin-top: 2px;
  border: 1.5px solid var(--nb-n-300); background: var(--nb-white);
  border-radius: var(--nb-r-xs);
  flex: 0 0 auto; cursor: pointer;
  transition: background var(--nb-d-fast) var(--nb-ease), border-color var(--nb-d-fast) var(--nb-ease);
}
.nb-radio input { border-radius: 50%; }
.nb-checkbox input:checked, .nb-radio input:checked { background: var(--nb-lime); border-color: var(--nb-lime-600); }
.nb-checkbox input:checked { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232D3F35' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E"); background-size: 12px; background-position: center; background-repeat: no-repeat; }

/* ─── Navigation ──────────────────────────────────────────── */
.nb-nav {
  position: sticky;
  top: 0;
  z-index: var(--nb-z-nav);
  background: rgba(252,252,250,0.88);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--nb-d-base) var(--nb-ease), background var(--nb-d-base) var(--nb-ease);
}
.nb-nav.is-scrolled { border-bottom-color: var(--nb-border); background: rgba(252,252,250,0.96); }
.nb-nav__inner {
  max-width: var(--nb-container);
  margin-inline: auto;
  padding: 14px var(--nb-gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--nb-s-6);
}
.nb-nav__links {
  display: flex;
  align-items: center;
  gap: var(--nb-s-8);
}
.nb-nav__links a {
  font-size: var(--nb-fs-sm);
  font-weight: var(--nb-fw-medium);
  color: var(--nb-text);
  text-decoration: none;
  padding: 6px 0;
  position: relative;
}
.nb-nav__links a::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--nb-lime);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--nb-d-base) var(--nb-ease);
}
.nb-nav__links a:hover::after,
.nb-nav__links a[aria-current="page"]::after { transform: scaleX(1); }
.nb-nav__cta { display: flex; align-items: center; gap: var(--nb-s-3); }

.nb-nav__toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: var(--nb-r-sm);
  color: var(--nb-sage-deep);
}
.nb-nav__toggle svg { width: 22px; height: 22px; }

/* Mobile drawer */
.nb-nav__drawer {
  display: none;
  padding: var(--nb-s-4) var(--nb-gutter) var(--nb-s-8);
  border-top: 1px solid var(--nb-border);
  background: var(--nb-paper);
}
.nb-nav__drawer a {
  display: block; padding: var(--nb-s-3) 0;
  font-size: 17px; font-weight: var(--nb-fw-medium); color: var(--nb-sage-deep);
  border-bottom: 1px solid var(--nb-border);
  text-decoration: none;
}
.nb-nav__drawer .nb-btn { width: 100%; margin-top: var(--nb-s-4); }

@media (max-width: 900px) {
  .nb-nav__links, .nb-nav__cta > .nb-btn--outline { display: none; }
  .nb-nav__toggle { display: inline-flex; }
  .nb-nav.is-open .nb-nav__drawer { display: block; }
}

/* ─── Footer ──────────────────────────────────────────── */
.nb-footer {
  background: var(--nb-ink);
  color: var(--nb-cream);
  padding: var(--nb-s-16) 0 var(--nb-s-8);
}
.nb-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--nb-s-10);
  margin-bottom: var(--nb-s-12);
}
.nb-footer__brand p { font-size: var(--nb-fs-sm); color: rgba(244,242,234,0.6); margin-top: var(--nb-s-4); max-width: 300px; line-height: var(--nb-lh-loose); }
.nb-footer__col h4 {
  font-family: var(--nb-font-mono);
  font-size: var(--nb-fs-micro);
  font-weight: var(--nb-fw-medium);
  letter-spacing: var(--nb-track-wide);
  text-transform: uppercase;
  color: var(--nb-sage-300);
  margin-bottom: var(--nb-s-4);
}
.nb-footer__col a {
  display: block;
  padding: 4px 0;
  font-size: var(--nb-fs-sm);
  color: var(--nb-cream);
  text-decoration: none;
  transition: color var(--nb-d-base) var(--nb-ease);
}
.nb-footer__col a:hover { color: var(--nb-lime); }
.nb-footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: var(--nb-s-6);
  border-top: 1px solid rgba(244,242,234,0.1);
  font-size: var(--nb-fs-xs);
  color: rgba(244,242,234,0.5);
}
.nb-footer__social { display: flex; gap: var(--nb-s-3); }
.nb-footer__social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--nb-r-sm);
  background: rgba(244,242,234,0.06);
  color: var(--nb-cream);
}
.nb-footer__social a:hover { background: var(--nb-lime); color: var(--nb-sage-deep); }
.nb-footer__social svg { width: 18px; height: 18px; }

@media (max-width: 900px) {
  .nb-footer__grid { grid-template-columns: 1fr 1fr; gap: var(--nb-s-8); }
}
@media (max-width: 520px) {
  .nb-footer__grid { grid-template-columns: 1fr; }
  .nb-footer__bottom { flex-direction: column; gap: var(--nb-s-3); align-items: flex-start; }
}

/* ─── Modal ──────────────────────────────────────────── */
.nb-modal {
  position: fixed; inset: 0;
  z-index: var(--nb-z-modal);
  display: none;
  align-items: center; justify-content: center;
  padding: var(--nb-gutter);
  background: rgba(14,20,16,0.6);
  backdrop-filter: blur(8px);
  animation: nb-fadein var(--nb-d-base) var(--nb-ease);
}
.nb-modal.is-open { display: flex; }
.nb-modal__panel {
  background: var(--nb-paper);
  border-radius: var(--nb-r-lg);
  padding: var(--nb-s-12);
  max-width: 480px; width: 100%;
  position: relative;
  box-shadow: var(--nb-sh-xl);
  animation: nb-modalin var(--nb-d-slow) var(--nb-ease-out);
}
@keyframes nb-fadein { from { opacity: 0; } to { opacity: 1; } }
@keyframes nb-modalin { from { opacity: 0; transform: translateY(12px) scale(0.98); } to { opacity: 1; transform: none; } }
.nb-modal__close {
  position: absolute; top: 14px; right: 14px;
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--nb-r-sm);
  color: var(--nb-sage-deep);
}
.nb-modal__close:hover { background: var(--nb-n-100); }
.nb-modal h2 { font-size: 24px; margin-bottom: 6px; }
.nb-modal .sub { font-size: var(--nb-fs-sm); color: var(--nb-text-muted); margin-bottom: var(--nb-s-6); }
.nb-modal .nb-field + .nb-field { margin-top: var(--nb-s-3); }
.nb-modal .terms { font-size: var(--nb-fs-xs); color: var(--nb-text-muted); text-align: center; margin-top: var(--nb-s-3); line-height: var(--nb-lh-loose); }

/* ─── Sticky CTA (mobile) ──────────────────────────────────────────── */
.nb-sticky-cta {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: var(--nb-z-sticky);
  padding: 12px var(--nb-gutter) calc(12px + env(safe-area-inset-bottom));
  background: rgba(252,252,250,0.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--nb-border);
}
.nb-sticky-cta .nb-btn { width: 100%; }
@media (max-width: 720px) { .nb-sticky-cta { display: block; } body { padding-bottom: 90px; } }

/* ─── Section header ──────────────────────────────────────────── */
.nb-sec-head {
  display: flex; flex-direction: column; gap: var(--nb-s-3);
  max-width: 620px; margin: 0 auto var(--nb-s-12);
  text-align: center;
  align-items: center;
}
.nb-sec-head--left { text-align: left; margin-inline: 0; align-items: flex-start; }
.nb-sec-head h2 { letter-spacing: -0.02em; }
.nb-sec-head p { font-size: var(--nb-fs-body-lg); line-height: var(--nb-lh-loose); color: var(--nb-text-muted); max-width: 560px; }

/* ─── Credibility bar (stats strip) ──────────────────────────────────────────── */
.nb-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--nb-s-6);
  padding-block: var(--nb-s-8);
}
.nb-stat { text-align: center; }
.nb-stat .n { font-size: clamp(28px, 3.2vw, 42px); font-weight: var(--nb-fw-bold); color: var(--nb-sage-deep); line-height: 1; letter-spacing: -0.02em; }
.nb-bg-sage .nb-stat .n, .nb-bg-ink .nb-stat .n { color: var(--nb-lime); }
.nb-stat .l { font-family: var(--nb-font-mono); font-size: var(--nb-fs-micro); text-transform: uppercase;
  letter-spacing: var(--nb-track-wide); color: var(--nb-text-muted); margin-top: var(--nb-s-2); }
.nb-bg-sage .nb-stat .l, .nb-bg-ink .nb-stat .l { color: rgba(244,242,234,0.6); }
@media (max-width: 720px) { .nb-stats { grid-template-columns: repeat(2, 1fr); gap: var(--nb-s-6); } }

/* ─── WhatsApp phone mockup ──────────────────────────────────────────── */
.nb-phone {
  width: 320px; max-width: 100%;
  background: var(--nb-ink);
  border-radius: 40px;
  padding: 8px;
  box-shadow: var(--nb-sh-xl), 0 0 0 2px rgba(14,20,16,0.08);
}
.nb-phone__screen {
  background: #E5DDD5;
  border-radius: 32px;
  overflow: hidden;
  display: flex; flex-direction: column;
  min-height: 520px;
}
.nb-phone__bar {
  background: var(--nb-sage-deep);
  color: var(--nb-cream);
  padding: 42px 14px 12px;
  display: flex; align-items: center; gap: 10px;
}
.nb-phone__bar::before {
  content: ''; position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  width: 100px; height: 20px; background: var(--nb-ink); border-radius: 0 0 12px 12px;
}
.nb-phone__bar { position: relative; }
.nb-phone__avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--nb-lime); color: var(--nb-sage-deep);
  display: inline-flex; align-items: center; justify-content: center;
  flex: 0 0 auto;
}
.nb-phone__avatar svg { width: 18px; height: 18px; }
.nb-phone__name { font-size: 14px; font-weight: var(--nb-fw-semi); line-height: 1.2; }
.nb-phone__status { font-size: 11px; color: rgba(244,242,234,0.7); margin-top: 2px; display: flex; align-items: center; gap: 5px; }
.nb-phone__status::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--nb-lime);
  animation: nb-pulse 2s infinite;
}
.nb-phone__body {
  padding: 14px 10px;
  flex: 1;
  display: flex; flex-direction: column; gap: 6px;
  background:
    linear-gradient(to bottom, rgba(229,221,213,0.95), rgba(229,221,213,0.95)),
    repeating-linear-gradient(45deg, transparent 0 20px, rgba(14,20,16,0.02) 20px 40px);
}
.nb-msg {
  max-width: 82%;
  padding: 8px 11px 9px;
  border-radius: 9px;
  font-size: 13px;
  line-height: 1.4;
  position: relative;
  box-shadow: 0 1px 0.5px rgba(14,20,16,0.08);
  animation: nb-msg-in 0.5s var(--nb-ease-out) both;
}
.nb-msg--in  { background: #FFFFFF; align-self: flex-start; color: var(--nb-sage-deep); border-top-left-radius: 2px; }
.nb-msg--out { background: #DCF8C6; align-self: flex-end; color: var(--nb-sage-deep); border-top-right-radius: 2px; }
.nb-msg__time { display: block; margin-top: 2px; font-size: 10px; text-align: right; color: rgba(14,20,16,0.45); }
@keyframes nb-msg-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ─── FAQ ──────────────────────────────────────────── */
.nb-faq { max-width: 720px; margin: 0 auto; }
.nb-faq__item { border-bottom: 1px solid var(--nb-border); }
.nb-faq__q {
  width: 100%;
  padding: var(--nb-s-5) 0;
  display: flex; justify-content: space-between; align-items: center; gap: var(--nb-s-4);
  text-align: left;
  font-size: 17px;
  font-weight: var(--nb-fw-semi);
  color: var(--nb-sage-deep);
}
.nb-faq__q::after {
  content: ''; width: 20px; height: 20px; flex: 0 0 auto;
  background-color: var(--nb-sage-deep);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center/contain no-repeat;
  transition: transform var(--nb-d-base) var(--nb-ease);
}
.nb-faq__item.is-open .nb-faq__q::after { transform: rotate(45deg); }
.nb-faq__a {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--nb-d-slow) var(--nb-ease);
}
.nb-faq__item.is-open .nb-faq__a { max-height: 400px; }
.nb-faq__a p {
  padding-bottom: var(--nb-s-5);
  font-size: var(--nb-fs-body);
  line-height: var(--nb-lh-loose);
  color: var(--nb-text-muted);
  max-width: 640px;
}

/* ─── Journey (horizontal steps with connectors) ──────────────────────────────────────────── */
.nb-journey {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  counter-reset: nb-j;
  position: relative;
}
.nb-journey__step { text-align: center; padding: 0 var(--nb-s-3); position: relative; }
.nb-journey__dot {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--nb-sage-deep); color: var(--nb-lime);
  margin: 0 auto var(--nb-s-3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--nb-font-mono); font-weight: var(--nb-fw-semi); font-size: 15px;
  position: relative; z-index: 2;
}
.nb-journey__step:not(:last-child)::after {
  content: ''; position: absolute; top: 22px; left: calc(50% + 22px);
  width: calc(100% - 44px); height: 2px;
  background: repeating-linear-gradient(to right, var(--nb-sage-300) 0 6px, transparent 6px 12px);
  z-index: 1;
}
.nb-journey__step h4 { font-size: 14px; margin-bottom: 4px; color: var(--nb-sage-deep); }
.nb-journey__step p  { font-family: var(--nb-font-mono); font-size: 11px; color: var(--nb-text-muted); }
@media (max-width: 900px) {
  .nb-journey { grid-template-columns: 1fr 1fr; gap: var(--nb-s-6); }
  .nb-journey__step:not(:last-child)::after { display: none; }
}

/* ─── Feature row (text + visual) ──────────────────────────────────────────── */
.nb-feat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--nb-s-16);
  align-items: center;
}
.nb-feat-row--reverse .nb-feat-row__text { order: 2; }
.nb-feat-row--reverse .nb-feat-row__vis  { order: 1; }
.nb-feat-row__vis {
  background: var(--nb-sage-deep);
  border-radius: var(--nb-r-lg);
  aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  color: var(--nb-lime);
  padding: var(--nb-s-8);
  position: relative;
  overflow: hidden;
}
.nb-feat-row__vis svg { width: 64px; height: 64px; stroke-width: 1.25; }
.nb-feat-row__usecase {
  background: var(--nb-sage-50);
  border-left: 3px solid var(--nb-lime);
  border-radius: 0 var(--nb-r-sm) var(--nb-r-sm) 0;
  padding: var(--nb-s-4) var(--nb-s-5);
  margin-top: var(--nb-s-5);
}
.nb-feat-row__usecase h4 {
  font-family: var(--nb-font-mono); font-size: var(--nb-fs-micro); text-transform: uppercase;
  letter-spacing: var(--nb-track-wide); color: var(--nb-sage-500); margin-bottom: 4px;
}
.nb-feat-row__usecase p { font-size: var(--nb-fs-sm); line-height: var(--nb-lh-loose); color: var(--nb-sage-deep); }
@media (max-width: 900px) {
  .nb-feat-row { grid-template-columns: 1fr; gap: var(--nb-s-8); }
  .nb-feat-row--reverse .nb-feat-row__text,
  .nb-feat-row--reverse .nb-feat-row__vis { order: unset; }
}

/* ─── Tag / pill for filters ──────────────────────────────────────────── */
.nb-tag {
  display: inline-flex; align-items: center;
  padding: 7px 14px;
  background: var(--nb-white);
  border: 1px solid var(--nb-border-strong);
  border-radius: var(--nb-r-pill);
  font-size: var(--nb-fs-xs);
  font-weight: var(--nb-fw-medium);
  color: var(--nb-text);
  cursor: pointer;
  transition: background var(--nb-d-base) var(--nb-ease), color var(--nb-d-base) var(--nb-ease), border-color var(--nb-d-base) var(--nb-ease);
  white-space: nowrap;
}
.nb-tag:hover { border-color: var(--nb-sage-deep); }
.nb-tag[aria-pressed="true"], .nb-tag.is-active {
  background: var(--nb-sage-deep); color: var(--nb-lime); border-color: var(--nb-sage-deep);
}

/* ─── Blog card ──────────────────────────────────────────── */
.nb-article {
  background: var(--nb-white);
  border: 1px solid var(--nb-border);
  border-radius: var(--nb-r-md);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: border-color var(--nb-d-base) var(--nb-ease), box-shadow var(--nb-d-base) var(--nb-ease), transform var(--nb-d-base) var(--nb-ease);
  text-decoration: none;
  color: inherit;
}
.nb-article:hover { border-color: var(--nb-sage-300); box-shadow: var(--nb-sh-md); transform: translateY(-2px); }
.nb-article__cover {
  aspect-ratio: 16 / 10;
  background: var(--nb-sage-100);
  display: flex; align-items: center; justify-content: center;
  color: var(--nb-sage-deep);
  position: relative;
  overflow: hidden;
}
.nb-article__cover svg { width: 48px; height: 48px; opacity: 0.7; }
.nb-article__body { padding: var(--nb-s-5); display: flex; flex-direction: column; gap: 10px; flex: 1; }
.nb-article__body h3 { font-size: 17px; line-height: 1.35; }
.nb-article__body p { font-size: var(--nb-fs-sm); color: var(--nb-text-muted); line-height: var(--nb-lh-loose);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nb-article__meta { font-family: var(--nb-font-mono); font-size: var(--nb-fs-micro); color: var(--nb-text-muted); display: flex; gap: 10px; align-items: center; margin-top: auto; }
.nb-article--feat { grid-column: 1 / -1; flex-direction: row; }
.nb-article--feat .nb-article__cover { aspect-ratio: auto; flex: 1.1; min-height: 280px; }
.nb-article--feat .nb-article__body { flex: 1; padding: var(--nb-s-10); justify-content: center; gap: var(--nb-s-3); }
.nb-article--feat h3 { font-size: 26px; line-height: 1.2; }
.nb-article--feat p { font-size: var(--nb-fs-body); -webkit-line-clamp: 3; }
@media (max-width: 720px) { .nb-article--feat { flex-direction: column; } .nb-article--feat .nb-article__cover { min-height: 180px; } }

/* ─── CTA dark panel ──────────────────────────────────────────── */
.nb-cta-dark {
  background: var(--nb-ink);
  color: var(--nb-cream);
  text-align: center;
  padding: var(--nb-s-20) var(--nb-gutter);
  position: relative;
  overflow: hidden;
}
.nb-cta-dark::before {
  content: ''; position: absolute; inset: -20%;
  background: radial-gradient(circle at 50% 40%, rgba(168,224,34,0.12) 0%, transparent 60%);
  pointer-events: none;
}
.nb-cta-dark > * { position: relative; z-index: 1; }
.nb-cta-dark h2 { color: var(--nb-cream); font-size: clamp(26px, 3.4vw, 44px); max-width: 700px; margin: 0 auto; }
.nb-cta-dark .sub { font-size: var(--nb-fs-body-lg); color: rgba(244,242,234,0.65); margin: var(--nb-s-3) auto var(--nb-s-8); max-width: 520px; }
.nb-cta-dark .micro { font-family: var(--nb-font-mono); font-size: var(--nb-fs-xs); color: rgba(244,242,234,0.5); margin-top: var(--nb-s-4); }

/* ─── Hero layout ──────────────────────────────────────────── */
.nb-hero {
  padding-top: clamp(40px, 6vw, 72px);
  padding-bottom: clamp(60px, 9vw, 100px);
  position: relative;
  overflow: hidden;
}
.nb-hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--nb-s-16);
  align-items: center;
}
.nb-hero h1 {
  font-size: var(--nb-fs-display);
  font-weight: var(--nb-fw-semi);
  letter-spacing: -0.035em;
  line-height: 1;
}
.nb-hero h1 em {
  font-style: normal;
  background: linear-gradient(180deg, transparent 62%, var(--nb-lime) 62%, var(--nb-lime) 92%, transparent 92%);
  padding-inline: 4px;
}
.nb-hero .lead { font-size: var(--nb-fs-body-lg); line-height: var(--nb-lh-loose); color: var(--nb-text-muted); margin-top: var(--nb-s-6); max-width: 480px; }
.nb-hero__ctas { display: flex; gap: var(--nb-s-3); margin-top: var(--nb-s-8); flex-wrap: wrap; }
.nb-hero__micro { font-family: var(--nb-font-mono); font-size: var(--nb-fs-xs); color: var(--nb-text-muted); margin-top: var(--nb-s-4); }
.nb-hero__micro strong { color: var(--nb-sage-deep); font-weight: var(--nb-fw-semi); }
.nb-hero__visual { display: flex; justify-content: center; }
@media (max-width: 900px) {
  .nb-hero__grid { grid-template-columns: 1fr; gap: var(--nb-s-10); text-align: left; }
}

/* ─── Grid utilities ──────────────────────────────────────────── */
.nb-grid { display: grid; gap: var(--nb-s-5); }
.nb-grid--2 { grid-template-columns: repeat(2, 1fr); }
.nb-grid--3 { grid-template-columns: repeat(3, 1fr); }
.nb-grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .nb-grid--3, .nb-grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .nb-grid--2, .nb-grid--3, .nb-grid--4 { grid-template-columns: 1fr; } }

/* ─── Fade-in (intersection observer) ──────────────────────────────────────────── */
.nb-reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s var(--nb-ease), transform 0.6s var(--nb-ease); }
.nb-reveal.is-visible { opacity: 1; transform: none; }