/* ============================================================
   CallD.AI — Solution Page Template Styles
   Hero, problem/solution, capabilities, metrics, use case, CTA
   ============================================================ */

/* ── Solution hero ── */
.sol-hero {
  padding-block-start: calc(var(--section-pad) + 80px); /* Fixed nav offset */
  padding-block-end: var(--sp-16);
  background-color: var(--c-ink);
  color: var(--c-cream);
}

.sol-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.sol-hero__eyebrow {
  font-family: var(--f-mono);
  font-size: clamp(1.008rem, 0.936rem + 0.36vw, 1.08rem);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--c-teal);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-block-end: var(--sp-6);
}

.sol-hero__eyebrow::before,
.sol-hero__eyebrow::after {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background-color: var(--c-teal);
  flex-shrink: 0;
}

.sol-hero__title {
  font-family: var(--f-serif);
  font-size: var(--fs-hero);
  font-weight: var(--fw-bold);
  color: var(--c-cream);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin-block-end: var(--sp-6);
}

.sol-hero__title em {
  font-style: italic;
  color: var(--c-teal);
}

.sol-hero__desc {
  font-size: var(--fs-md);
  color: rgba(245, 240, 235, 0.7);
  line-height: var(--lh-relaxed);
  max-width: 48ch;
  margin-block-end: var(--sp-8);
}

.sol-hero__ctas {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.sol-hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.sol-hero__img-wrap {
  position: relative;
  border-radius: var(--r-lg, 1rem);
  overflow: hidden;
}
.sol-hero__img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(ellipse at center, transparent 30%, rgba(0,0,0,0.6) 100%);
  pointer-events: none;
}
.sol-hero__img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.sol-hero__video {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--r-lg, 1rem);
  opacity: 0.4;
}

.sol-hero__visual-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: rgba(245, 240, 235, 0.04);
  border: 1px solid rgba(245, 240, 235, 0.08);
  border-radius: var(--r-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(245, 240, 235, 0.2);
  font-family: var(--f-mono);
  font-size: var(--fs-sm);
}

/* ── Problem statement ── */
.sol-problem {
  padding-block: var(--section-pad);
}

.sol-problem .h2 {
  margin-block-end: var(--sp-6);
}

.sol-problem__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: flex-start;
}

.sol-problem__title {
  position: sticky;
  top: 120px;
}

.sol-problem__content p {
  font-family: var(--f-serif);
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  color: var(--c-body);
  max-width: 50ch;
}

/* ── How it works (3-step process) ── */
.sol-process {
  padding-block: var(--section-pad);
}

.sol-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--sp-6);
  align-items: flex-start;
}

.sol-step + .sol-step {
  margin-block-start: var(--sp-10);
  padding-block-start: var(--sp-10);
  border-top: 1px solid var(--c-border-subtle);
}

.sol-step__number {
  font-family: var(--f-serif);
  font-size: 48px;
  font-weight: var(--fw-regular);
  color: var(--c-border);
  line-height: 1;
  letter-spacing: -0.04em;
}

.sol-step__content h3 {
  font-size: var(--fs-xl);
  margin-block-end: var(--sp-3);
}

.sol-step__content p {
  color: var(--c-body);
  max-width: 52ch;
}

/* ── Key capabilities (feature cards) ── */
.sol-capabilities {
  padding-block: var(--section-pad);
}

.sol-cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
}

@media (max-width: 900px) {
  .sol-cap-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .sol-cap-grid { grid-template-columns: 1fr; }
}

.sol-cap-card {
  padding: var(--sp-8);
  background: var(--c-white);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-lg);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.sol-cap-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-green);
}

.sol-cap-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: rgba(27, 107, 82, 0.06);
  border: 1px solid rgba(27, 107, 82, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-block-end: var(--sp-5);
}

.sol-cap-card__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--c-green);
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sol-cap-card__title {
  font-family: var(--f-sans);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  margin-block-end: var(--sp-3);
}

.sol-cap-card__desc {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
}

/* ── Metrics / ROI ── */
.sol-metrics {
  padding-block: var(--section-pad);
}

.sol-metrics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-8);
}

.sol-metric {
  padding: var(--sp-8) var(--sp-6);
  text-align: center;
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.sol-metric:last-child {
  border-right: none;
}

.sol-metric__number {
  font-family: var(--f-serif);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--c-green);
  line-height: var(--lh-tight);
  margin-block-end: var(--sp-2);
  min-height: 1.4em;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.sol-metric__label {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--c-muted);
}

/* ── Use case scenario ── */
.sol-usecase {
  padding-block: var(--section-pad);
}

.sol-usecase__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.sol-usecase__content blockquote,
.sol-usecase__inner blockquote {
  font-family: var(--f-serif);
  font-size: var(--fs-lg);
  font-style: italic;
  line-height: var(--lh-relaxed);
  color: var(--c-ink);
  border-left: 3px solid var(--c-green);
  padding-left: var(--sp-6);
  margin-block: var(--sp-6);
}

.sol-usecase__visual {
  background: var(--c-cream-cool);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-xl);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-muted);
  font-family: var(--f-mono);
  font-size: var(--fs-sm);
}

/* ── Integrations strip ── */
.sol-integrations {
  padding-block: var(--section-pad);
}

/* ── Logo bar (scrolling carousel – matches homepage) ── */
.logo-bar {
  overflow: hidden;
  width: 100%;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%);
}

.logo-bar__track {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  flex-wrap: nowrap;
  width: max-content;
  animation: logo-scroll 28s linear infinite;
}

.logo-bar__track:hover {
  animation-play-state: paused;
}

@keyframes logo-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.logo-bar__item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0;
  background: #fff;
  border-radius: var(--r-md);
  opacity: 0.85;
  transition: opacity var(--transition);
  overflow: hidden;
  width: 160px;
  height: 72px;
}

.logo-bar__item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  filter: grayscale(1);
  display: block;
  padding: 6px 10px;
  box-sizing: border-box;
  transition: filter var(--transition);
}

.logo-bar__item--lg {
  width: 220px;
  height: 90px;
}

.logo-bar__item--xl {
  width: 280px;
  height: 100px;
}

.logo-bar__item:hover {
  opacity: 1;
}

.logo-bar__item:hover img {
  filter: grayscale(0);
}

/* ── Marquee carousel (industry verticals) ── */
.marquee-card {
  flex-shrink: 0;
  width: 220px;
  padding: 4px 6px 8px;
  background: var(--c-cream);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-lg);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

a.marquee-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

a.marquee-card:focus-visible {
  outline: 2px solid var(--c-teal);
  outline-offset: 2px;
}

.marquee-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-green);
}

.marquee-card__icon {
  width: 72%;
  padding-top: 14%;
}
.marquee-card__icon img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--r-lg);
}

.marquee-card__title {
  font-family: var(--f-sans);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  margin-block-end: var(--sp-1);
}

.marquee-card__desc {
  font-size: var(--fs-xs);
  color: var(--c-muted);
}

/* ── Demo Scenarios ── */
.sol-scenarios {
  padding-block: var(--section-pad);
}

.sol-scenarios__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.sol-scenarios__card {
  padding: var(--sp-6);
  background: var(--c-white);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-lg);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.sol-scenarios__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-green);
}

.sol-scenarios__card h3 {
  font-family: var(--f-sans);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  margin-block-end: var(--sp-2);
}

.sol-scenarios__card p {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
}

.sol-scenarios__tag {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: var(--r-full);
  margin-block-end: var(--sp-3);
}

/* Colour variants — tags only, no border-top on cards */

.sol-scenarios__tag--red    { background: rgba(217, 69, 69, 0.08); color: var(--c-error); }
.sol-scenarios__tag--amber  { background: rgba(232, 148, 58, 0.08); color: var(--c-warm); }
.sol-scenarios__tag--teal   { background: rgba(43, 163, 158, 0.08); color: var(--c-teal); }
.sol-scenarios__tag--green  { background: rgba(43, 163, 158, 0.08); color: var(--c-success); }
.sol-scenarios__tag--purple { background: rgba(139, 110, 199, 0.08); color: var(--c-purple); }

@media (max-width: 900px) {
  .sol-scenarios__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .sol-scenarios__grid { grid-template-columns: 1fr; }
}

/* ── Mobile: move Try It Live above How It Works on CC solution subpages only ── */
@media (max-width: 600px) {
  main#main:has(.sol-process) {
    display: flex;
    flex-direction: column;
  }
  main#main:has(.sol-process) > * {
    order: 0;
  }
  main#main:has(.sol-process) > .sol-process {
    order: 2;
  }
  main#main:has(.sol-process) > [aria-label="Live demo"] {
    order: 1;
  }
  main#main:has(.sol-process) > .sol-process ~ *:not([aria-label="Live demo"]) {
    order: 3;
  }
}

/* ── Bottom CTA ── */
.sol-cta {
  padding-block: calc(var(--section-pad) * 1.2);
  text-align: center;
}

.sol-cta h2 {
  margin-block-end: var(--sp-4);
}

.sol-cta p {
  margin-inline: auto;
  margin-block-end: var(--sp-8);
}

.sol-cta__actions {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  color: rgba(245, 240, 235, 0.4);
  margin-block-end: var(--sp-8);
}

.breadcrumb a {
  color: rgba(245, 240, 235, 0.4);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: rgba(245, 240, 235, 0.7);
}

.breadcrumb__sep {
  opacity: 0.3;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .sol-hero__inner,
  .sol-problem__inner,
  .sol-usecase__inner {
    grid-template-columns: 1fr !important;
    gap: var(--sp-8);
  }

  .sol-hero__title {
    font-size: var(--fs-2xl);
  }

  .sol-problem__title {
    position: static;
  }

  .sol-metrics__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .sol-hero {
    padding-block-start: calc(var(--section-pad) + 60px);
  }

  .sol-hero__video {
    aspect-ratio: 16 / 9;
  }

  .sol-hero__ctas {
    flex-direction: column;
  }

  .sol-hero__ctas .btn {
    width: 100%;
  }

  .sol-step {
    grid-template-columns: 1fr;
    gap: var(--sp-3);
  }

  .sol-step__number {
    font-size: 36px;
  }

  .sol-metrics__grid {
    grid-template-columns: 1fr;
  }

  .sol-metric {
    padding: var(--sp-5) var(--sp-4);
  }

  .logo-bar {
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  }

  .logo-bar__item {
    width: 120px;
    height: 56px;
  }

  .logo-bar__item--lg,
  .logo-bar__item--xl {
    width: 150px;
    height: 64px;
  }

  .marquee-card {
    width: 180px;
    padding: 4px 4px 6px;
  }

  /* Centre float-right persona images on mobile */
  img[style*="float:right"][style*="11.7rem"] {
    float: none !important;
    display: block !important;
    width: 8rem !important;
    height: 8rem !important;
    margin: 0 auto var(--sp-4) !important;
  }
}

/* ============================================================
   Hub Pages — Solution category landing pages
   ============================================================ */

/* ── Hub hero (full-width, centred) ── */
.hub-hero {
  padding-block-start: calc(var(--section-pad) + 80px);
  padding-block-end: var(--section-pad);
  background-color: var(--c-ink);
  color: var(--c-cream);
  text-align: center;
}

.hub-hero__eyebrow {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--c-teal);
  margin-block-end: var(--sp-4);
}

.hub-hero__title {
  font-family: var(--f-serif);
  font-size: var(--fs-hero);
  font-weight: var(--fw-bold);
  color: var(--c-cream);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin-block-end: var(--sp-6);
}

.hub-hero__title em {
  font-style: italic;
  color: var(--c-teal);
}

.hub-hero__desc {
  font-size: var(--fs-md);
  color: rgba(245, 240, 235, 0.7);
  line-height: var(--lh-relaxed);
  max-width: 52ch;
  margin-inline: auto;
}

/* ── Solution card grid ── */
.hub-grid {
  padding-block: var(--section-pad);
}

.hub-grid__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.hub-card {
  padding: var(--sp-8);
  background: var(--c-white);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.hub-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-green);
}

.hub-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: rgba(27, 107, 82, 0.06);
  border: 1px solid rgba(27, 107, 82, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-block-end: var(--sp-5);
}

.hub-card__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--c-green);
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hub-card__name {
  font-family: var(--f-sans);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  margin-block-end: var(--sp-2);
}

.hub-card__desc {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
  flex: 1;
}

.hub-card__arrow {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--c-green);
  margin-block-start: var(--sp-5);
}

.hub-card__arrow svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  transition: transform var(--transition-fast);
}

.hub-card:hover .hub-card__arrow svg {
  transform: translateX(4px);
}

/* ── Cross-sell strip ── */
.hub-crosssell {
  padding-block: var(--sp-16);
  text-align: center;
}

.hub-crosssell__label {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--c-muted);
  margin-block-end: var(--sp-3);
}

.hub-crosssell__link {
  font-family: var(--f-serif);
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--c-teal);
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

.hub-crosssell__link:hover {
  color: var(--c-green);
}

/* ── Contact page form ── */
.contact-hero {
  padding-block-start: calc(var(--section-pad) + 80px);
  padding-block-end: var(--section-pad);
  background-color: var(--c-ink);
  color: var(--c-cream);
}

.contact-hero__inner {
  max-width: 640px;
  text-align: center;
  margin-inline: auto;
}

.contact-form-section {
  padding-block: var(--section-pad);
}

.contact-form-section__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: flex-start;
}

.contact-sidebar {
  position: sticky;
  top: 120px;
}

.contact-sidebar__item {
  margin-block-end: var(--sp-8);
}

.contact-sidebar__item h3 {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  margin-block-end: var(--sp-2);
}

.contact-sidebar__item p,
.contact-sidebar__item a {
  font-size: var(--fs-sm);
  color: var(--c-body);
  text-decoration: none;
}

.contact-sidebar__item a:hover {
  color: var(--c-green);
}

/* Name row – side-by-side on desktop, stacked on mobile */
.form-name-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

/* Form fields */
.form-group {
  margin-block-end: var(--sp-6);
}

.form-group label {
  display: block;
  font-family: var(--f-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--c-ink);
  margin-block-end: var(--sp-2);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  font-family: var(--f-sans);
  font-size: var(--fs-sm);
  color: var(--c-ink);
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--c-green);
  box-shadow: 0 0 0 3px rgba(27, 107, 82, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* ── About page ── */
.about-hero {
  padding-block-start: calc(var(--section-pad) + 80px);
  padding-block-end: var(--section-pad);
  background-color: var(--c-ink);
  color: var(--c-cream);
  text-align: center;
}

.about-section {
  padding-block: var(--section-pad);
}

.about-section--alt {
  background-color: var(--c-cream-cool);
}

.about-values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: var(--sp-6);
}

.about-value-card {
  padding: var(--sp-8);
  background: var(--c-white);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-lg);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.about-value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-green);
}

.about-values__grid > :last-child:nth-child(3n + 1) {
  grid-column: 2 / 3;
}

.about-value-card h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  margin-block-end: var(--sp-3);
}

.about-value-card p {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
}

.about-founders__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-8);
}

.about-founder {
  text-align: center;
}

.about-founder__photo {
  width: 144px;
  height: 144px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  background: #ffffff;
  border: 2px solid var(--c-border-subtle);
  margin-inline: auto;
  margin-block-end: var(--sp-4);
  display: block;
}

.about-founder__name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--c-ink);
  margin-block-end: var(--sp-1);
}

.about-founder__role {
  font-size: var(--fs-sm);
  color: var(--c-body);
  margin-block-end: var(--sp-3);
}

.about-founder__bio {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
  max-width: 32ch;
  margin-inline: auto;
}

/* ── Hub / About / Contact responsive ── */
@media (max-width: 900px) {
  .hub-grid__cards {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-form-section__inner {
    grid-template-columns: 1fr;
  }
  .contact-sidebar {
    position: static;
  }
  .about-values__grid,
  .about-founders__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-values__grid > :last-child:nth-child(3n + 1) {
    grid-column: auto;
  }
  .hub-hero__title {
    font-size: var(--fs-2xl);
  }
}

@media (max-width: 600px) {
  .hub-hero {
    padding-block-start: calc(var(--section-pad) + 60px);
  }
  .hub-grid__cards,
  .about-values__grid,
  .about-founders__grid {
    grid-template-columns: 1fr;
  }
  .hub-grid__cards > * {
    grid-column: 1 !important;
  }

  .about-values__grid > :last-child:nth-child(3n + 1) {
    grid-column: auto;
  }

  /* ── Contact / Demo responsive ── */
  .contact-hero {
    padding-block-start: calc(var(--section-pad) + 60px);
  }
  .contact-hero__inner {
    padding-inline: var(--sp-4);
  }
  .contact-form-section {
    padding-block: var(--sp-8);
  }
  .contact-form-section__inner {
    gap: var(--sp-8);
  }
  .form-name-row {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Technology Overview Page
   ============================================================ */

.tech-hero {
  padding-block-start: calc(var(--section-pad) + 80px);
  padding-block-end: var(--section-pad);
  background-color: var(--c-ink);
  color: var(--c-cream);
}

.tech-hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.tech-pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.tech-pillar {
  padding: var(--sp-8);
  background: var(--c-white);
  border: 1px solid var(--c-border-subtle);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.tech-pillar:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-green);
}

.tech-pillar__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: rgba(27, 107, 82, 0.06);
  border: 1px solid rgba(27, 107, 82, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-block-end: var(--sp-5);
}

.tech-pillar__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--c-green);
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tech-pillar h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  margin-block-end: var(--sp-3);
}

.tech-pillar p {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
  margin-block-end: var(--sp-4);
}

.tech-pillar__link {
  font-family: var(--f-mono);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--c-green);
  text-decoration: none;
  margin-block-start: auto;
}

/* ── Why CallD page ── */
.why-section {
  padding-block: var(--section-pad);
}

.why-section--alt {
  background-color: var(--c-cream-cool);
}

.why-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}

.why-compare__col {
  padding: var(--sp-8);
  border-radius: var(--r-lg);
}

.why-compare__col--old {
  background: rgba(13, 20, 18, 0.03);
  border: 1px solid var(--c-border-subtle);
}

.why-compare__col--new {
  background: rgba(27, 107, 82, 0.04);
  border: 1px solid rgba(27, 107, 82, 0.15);
}

.why-compare__col h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  margin-block-end: var(--sp-4);
}

.why-compare__col li {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-body);
  padding-block: var(--sp-2);
  border-bottom: 1px solid var(--c-border-subtle);
}

.why-compare__col li:last-child {
  border-bottom: none;
}

/* ── Legal pages ── */
.legal-hero {
  padding-block-start: calc(var(--section-pad) + 80px);
  padding-block-end: var(--sp-10);
  background-color: var(--c-ink);
  color: var(--c-cream);
}

.legal-content {
  padding-block: var(--section-pad);
  max-width: 720px;
  margin-inline: auto;
}

.legal-content h2 {
  font-size: var(--fs-xl);
  margin-block-start: var(--sp-10);
  margin-block-end: var(--sp-4);
}

.legal-content h3 {
  font-size: var(--fs-lg);
  margin-block-start: var(--sp-8);
  margin-block-end: var(--sp-3);
}

.legal-content p {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-relaxed);
  margin-block-end: var(--sp-4);
}

.legal-content ul {
  list-style: disc;
  padding-left: var(--sp-6);
  margin-block-end: var(--sp-4);
}

.legal-content li {
  font-size: var(--fs-sm);
  color: var(--c-body);
  line-height: var(--lh-relaxed);
  padding-block: var(--sp-1);
}

/* ── 404 page ── */
.error-page {
  padding-block-start: calc(var(--section-pad) + 80px);
  padding-block-end: var(--section-pad);
  text-align: center;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.error-page__code {
  font-family: var(--f-serif);
  font-size: 120px;
  font-weight: var(--fw-bold);
  color: var(--c-border);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-block-end: var(--sp-4);
}

/* ── Tech / Why responsive ── */
@media (max-width: 900px) {
  .tech-hero__inner {
    grid-template-columns: 1fr;
    gap: var(--sp-8);
  }
  .tech-pillars__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-compare {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .tech-pillars__grid {
    grid-template-columns: 1fr;
  }
  .tech-pillars__grid > * {
    grid-column: 1 !important;
  }
  .error-page__code {
    font-size: 80px;
  }
}

/* ============================================================
   Calendar Availability Picker
   ============================================================ */

/* ── Container ── */
.cal-picker {
  border: 1px solid var(--c-border-subtle, #e5e4df);
  border-radius: var(--r-lg, 0.75rem);
  padding: var(--sp-4, 1rem);
  background: var(--c-cream-cool, #f6f5f1);
}

/* ── 5-column grid ── */
.cal-picker__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-3, 0.75rem);
}

/* ── Day column ── */
.cal-picker__day {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.cal-picker__day-header {
  text-align: center;
  padding-block-end: var(--sp-2, 0.5rem);
  border-bottom: 1px solid var(--c-border-subtle, #e5e4df);
  margin-block-end: var(--sp-2, 0.5rem);
}

.cal-picker__day-name {
  display: block;
  font-family: var(--f-sans);
  font-size: var(--fs-sm, 0.875rem);
  font-weight: var(--fw-semibold, 600);
  color: var(--c-ink);
}

.cal-picker__day-date {
  display: block;
  font-family: var(--f-sans);
  font-size: var(--fs-xs, 0.75rem);
  color: var(--c-muted);
}

/* ── Scrollable slot list ── */
.cal-picker__slots {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1, 0.25rem);
  max-height: 280px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--c-border-subtle, #e5e4df) transparent;
}

.cal-picker__slots::-webkit-scrollbar {
  width: 4px;
}

.cal-picker__slots::-webkit-scrollbar-thumb {
  background: var(--c-border-subtle, #e5e4df);
  border-radius: 2px;
}

/* ── Slot button ── */
.cal-picker__slot {
  display: block;
  width: 100%;
  padding: var(--sp-2, 0.5rem) var(--sp-1, 0.25rem);
  font-family: var(--f-sans);
  font-size: var(--fs-xs, 0.75rem);
  font-weight: var(--fw-medium, 500);
  color: var(--c-ink);
  text-align: center;
  background: #fff;
  border: 1px solid var(--c-border, #d4d3ce);
  border-radius: var(--r-sm, 0.375rem);
  cursor: pointer;
  transition: border-color var(--transition, 0.2s ease), background var(--transition, 0.2s ease), color var(--transition, 0.2s ease);
  line-height: 1.3;
}

.cal-picker__slot:hover {
  border-color: var(--c-green, #006462);
  color: var(--c-green, #006462);
}

.cal-picker__slot:focus-visible {
  outline: 2px solid var(--c-teal, #00B2AF);
  outline-offset: 1px;
}

.cal-picker__slot.is-selected {
  background: var(--c-green, #006462);
  color: #fff;
  border-color: var(--c-green, #006462);
}

.cal-picker__slot.is-selected:hover {
  background: var(--c-green-dark, #004E4C);
  border-color: var(--c-green-dark, #004E4C);
  color: #fff;
}

/* ── Empty day message ── */
.cal-picker__empty {
  font-family: var(--f-sans);
  font-size: var(--fs-xs, 0.75rem);
  color: var(--c-muted);
  text-align: center;
  padding: var(--sp-4, 1rem) var(--sp-2, 0.5rem);
}

/* ── Timezone note ── */
.cal-picker__tz-note {
  font-family: var(--f-mono, monospace);
  font-size: var(--fs-xs, 0.75rem);
  color: var(--c-muted);
  text-align: center;
  margin-block-start: var(--sp-3, 0.75rem);
  letter-spacing: var(--ls-caps, 0.04em);
  text-transform: uppercase;
}

/* ── Error / fallback ── */
.cal-picker__error {
  font-family: var(--f-sans);
  font-size: var(--fs-sm, 0.875rem);
  color: var(--c-muted);
  text-align: center;
  padding: var(--sp-6, 1.5rem) var(--sp-4, 1rem);
}

/* ── Loading skeleton ── */
.cal-picker__loading {
  padding: var(--sp-2, 0.5rem) 0;
}

.cal-picker__skeleton-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-3, 0.75rem);
}

.cal-picker__skeleton-col {
  height: 180px;
  background: linear-gradient(90deg, var(--c-cream, #faf9f5) 25%, var(--c-cream-cool, #f6f5f1) 50%, var(--c-cream, #faf9f5) 75%);
  background-size: 200% 100%;
  animation: cal-shimmer 1.4s ease-in-out infinite;
  border-radius: var(--r-sm, 0.375rem);
}

@keyframes cal-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Calendar picker responsive ── */
@media (max-width: 600px) {
  .cal-picker {
    padding-inline: var(--sp-2, 0.5rem);
  }

  .cal-picker__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-4, 1rem);
  }

  .cal-picker__day {
    border: 1px solid var(--c-border-subtle, #e5e4df);
    border-radius: var(--r-md, 0.5rem);
    padding: var(--sp-3, 0.75rem);
    background: #fff;
  }

  .cal-picker__day-header {
    display: flex;
    gap: var(--sp-2, 0.5rem);
    align-items: baseline;
    border-bottom: none;
    padding-block-end: var(--sp-1, 0.25rem);
  }

  .cal-picker__slots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-2, 0.5rem);
    max-height: none;
    overflow-y: visible;
  }

  .cal-picker__slot {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .cal-picker__skeleton-row {
    grid-template-columns: 1fr;
  }

  .cal-picker__skeleton-col {
    height: 80px;
  }
}

/* ── Voice widget row (icon above widget, both centred) ── */
.voice-widget-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-6);
  max-width: 580px;
  width: 100%;
}
.voice-widget-row__icon {
  width: 180px;
  height: 180px;
  flex-shrink: 0;
  object-fit: contain;
}
.voice-widget-row__widget {
  touch-action: none;
  max-width: 480px;
  width: 100%;
}
@media (max-width: 600px) {
  .voice-widget-row {
    flex-direction: column;
    align-items: center;
    gap: var(--sp-4);
  }
  .voice-widget-row__widget {
    max-width: 100%;
    width: 100%;
  }
  .voice-widget-row__icon {
    width: 100px;
    height: 100px;
  }
  .demo-scenarios .grid--3 {
    grid-template-columns: 1fr !important;
  }
}

/* ── Anchor Navigation (Why CallD) ── */
html { scroll-behavior: smooth; }

.anchor-nav {
  position: sticky;
  top: 64px; /* below main nav */
  z-index: 90;
  background: var(--c-cream);
  border-bottom: 1px solid var(--c-border-subtle);
  padding-block: var(--sp-3);
  backdrop-filter: blur(8px);
}

.anchor-nav__list {
  display: flex;
  justify-content: center;
  gap: var(--sp-1);
  list-style: none;
  padding: 0;
  margin: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.anchor-nav__list::-webkit-scrollbar { display: none; }

.anchor-nav__link {
  display: block;
  padding: var(--sp-2) var(--sp-4);
  font-family: var(--f-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--c-muted);
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--r-full);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.anchor-nav__link:hover {
  color: var(--c-green);
  background: rgba(0, 100, 98, 0.06);
}

.anchor-nav__link.is-active {
  color: #fff;
  background: var(--c-green);
}

/* Offset scroll targets for sticky headers */
[id="the-problem"],
[id="constitutional-ai"],
[id="regulatory"],
[id="brand-voice"],
[id="industries"],
[id="security"] {
  scroll-margin-top: 130px;
}

@media (max-width: 600px) {
  .anchor-nav {
    top: 56px;
    padding-block: var(--sp-2);
  }
  .anchor-nav__link {
    font-size: var(--fs-xs);
    padding: var(--sp-1) var(--sp-3);
  }
  [id="the-problem"],
  [id="constitutional-ai"],
  [id="regulatory"],
  [id="brand-voice"],
  [id="industries"],
  [id="security"] {
    scroll-margin-top: 110px;
  }
}