/* ==========================================================================
   IOTA Landing Page styles
   ========================================================================== */

/* ---- Header / nav ---- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgb(8 9 10 / 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgb(255 255 255 / 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
  text-decoration: none;
  color: #f7f7f8;
}

.logo__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: #f7f7f8;
  color: #111214;
  font-size: var(--text-sm);
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: #92959e;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.site-nav a:hover {
  color: #f7f7f8;
}

/* .site-nav a outranks .btn--primary's color — restore white button text */
.site-nav a.btn--primary,
.site-nav a.btn--primary:hover {
  color: #111214;
}

.site-nav .btn--primary {
  background: #f1f1f2;
  box-shadow: none;
}

.nav-toggle {
  display: none;
  border: none;
  background: none;
  padding: 0;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  color: #f7f7f8;
  transition: background var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #f7f7f8;
  margin: 5px auto;
  border-radius: 2px;
  transform-origin: center;
  transition: transform var(--duration-base) var(--ease-out),
              opacity var(--duration-base) var(--ease-out);
}

.nav-toggle:hover,
.nav-toggle.is-open {
  background: rgb(255 255 255 / 0.055);
  border-color: rgb(255 255 255 / 0.09);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0.4);
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.7rem);
    left: var(--container-pad);
    right: var(--container-pad);
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 0.55rem;
    border: 1px solid rgb(255 255 255 / 0.1);
    border-radius: clamp(1rem, 4vw, 1.35rem);
    background:
      radial-gradient(circle at 14% 0%, rgb(255 255 255 / 0.1), transparent 13rem),
      linear-gradient(180deg, rgb(20 21 24 / 0.98), rgb(8 9 10 / 0.98));
    box-shadow:
      inset 0 1px 0 rgb(255 255 255 / 0.08),
      0 28px 80px rgb(0 0 0 / 0.45);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-0.55rem) scale(0.98);
    transform-origin: top right;
    transition: opacity var(--duration-base) var(--ease-out),
                visibility 0s linear var(--duration-base),
                transform var(--duration-base) var(--ease-out);
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0) scale(1);
    transition-delay: 0s;
  }

  .site-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 3rem;
    padding: 0.82rem 0.95rem;
    border-radius: 0.85rem;
    color: rgb(247 247 248 / 0.74);
    transform: translateY(-0.35rem);
    opacity: 0;
    transition: color var(--duration-fast) var(--ease-out),
                background var(--duration-fast) var(--ease-out),
                transform var(--duration-base) var(--ease-out),
                opacity var(--duration-base) var(--ease-out);
  }

  .site-nav a:not(.btn--primary)::after {
    content: "";
    width: 0.38rem;
    height: 0.38rem;
    border-top: 1.5px solid currentColor;
    border-right: 1.5px solid currentColor;
    opacity: 0.38;
    transform: rotate(45deg);
  }

  .site-nav a:hover {
    background: rgb(255 255 255 / 0.045);
  }

  .site-nav.is-open a {
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav.is-open a:nth-child(1) {
    transition-delay: 70ms;
  }

  .site-nav.is-open a:nth-child(2) {
    transition-delay: 120ms;
  }

  .site-nav.is-open a:nth-child(3) {
    transition-delay: 170ms;
  }

  .site-nav a.btn--primary {
    justify-content: center;
    min-height: 3.15rem;
    margin-top: 0.2rem;
    border-radius: 0.95rem;
    background: #f1f1f2;
    color: #111214;
  }

  .site-nav a.btn--primary:hover {
    background: #ffffff;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-toggle,
  .nav-toggle span,
  .site-nav,
  .site-nav a {
    transition: none;
  }
}

/* ---- Hero ---- */

.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100svh - 64px);
  height: calc(100svh - 64px);
  padding-block: clamp(0.75rem, 1.9svh, 1.5rem) clamp(1rem, 2.3svh, 2rem);
  display: grid;
  grid-template-rows: minmax(9rem, 0.86fr) auto;
  align-items: center;
  background:
    radial-gradient(circle at 50% 34%, rgb(255 255 255 / 0.10), transparent 24rem),
    linear-gradient(180deg, #08090a 0%, #08090a 74%, #0d0e10 100%);
  color: #f7f7f8;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, #08090a 42%, #08090a 100%);
}

.hero__visual {
  --hero-visual-shift: clamp(7.25rem, 16svh, 11rem);
  position: relative;
  top: var(--hero-visual-shift);
  z-index: 1;
  align-self: start;
  height: min(100%, clamp(17rem, 44svh, 31rem));
  width: max(100%, 112vw);
  justify-self: center;
  display: grid;
  place-items: center;
  pointer-events: none;
}

.hero-icon-field {
  --tile: clamp(3.35rem, 5.6vw, 5.45rem);
  --gap: clamp(0.7rem, 1.25vw, 1.25rem);
  position: absolute;
  inset: -3rem 0 0;
  display: grid;
  align-content: center;
  gap: var(--gap);
  overflow: hidden;
  opacity: 0.92;
  mask-image:
    linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%),
    linear-gradient(180deg, transparent 0%, rgb(0 0 0 / 0.24) 7%, rgb(0 0 0 / 0.72) 16%, #000 26%, #000 76%, rgb(0 0 0 / 0.72) 86%, transparent 100%);
  mask-composite: intersect;
  -webkit-mask-image:
    linear-gradient(90deg, transparent 0%, #000 8%, #000 92%, transparent 100%),
    linear-gradient(180deg, transparent 0%, rgb(0 0 0 / 0.24) 7%, rgb(0 0 0 / 0.72) 16%, #000 26%, #000 76%, rgb(0 0 0 / 0.72) 86%, transparent 100%);
  -webkit-mask-composite: source-in;
}

.hero-icon-field::after {
  content: "";
  position: absolute;
  inset: 40% 0 0;
  background: linear-gradient(180deg, transparent, #08090a 70%);
  pointer-events: none;
}

.hero-icon-row {
  display: flex;
  width: max-content;
  transform: translateX(var(--row-offset));
  will-change: transform;
}

.hero-icon-track {
  display: flex;
  gap: var(--gap);
  width: max-content;
  animation: hero-marquee var(--duration) linear infinite;
  will-change: transform;
}

.hero-icon-row:nth-child(even) .hero-icon-track {
  animation-name: hero-marquee-reverse;
}

.hero-icon-group {
  display: flex;
  gap: var(--gap);
}

.hero-icon-tile {
  display: grid;
  place-items: center;
  width: var(--tile);
  height: var(--tile);
  border: 1px solid rgb(255 255 255 / 0.055);
  border-radius: clamp(1rem, 1.6vw, 1.45rem);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.035), transparent 44%),
    #111214;
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 0.04),
    0 18px 42px rgb(0 0 0 / 0.32);
  color: rgb(255 255 255 / 0.24);
}

.hero-icon-tile svg {
  width: clamp(1.45rem, 2.35vw, 2.1rem);
  height: clamp(1.45rem, 2.35vw, 2.1rem);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-icon-row:nth-child(1),
.hero-icon-row:nth-child(5) {
  opacity: 0.34;
}

.hero-icon-row:nth-child(2),
.hero-icon-row:nth-child(4) {
  opacity: 0.58;
}

.hero-icon-row:nth-child(3) {
  opacity: 0.7;
}

.hero-logo-tile {
  --hero-logo-size: clamp(5.8rem, 9.5vw, 7.8rem);
  --hero-logo-lift: calc(var(--hero-logo-size) * -0.5);
  position: relative;
  z-index: 3;
  display: grid;
  place-items: center;
  width: var(--hero-logo-size);
  height: var(--hero-logo-size);
  border: 1px solid rgb(255 255 255 / 0.12);
  border-radius: clamp(1.15rem, 1.8vw, 1.55rem);
  background:
    radial-gradient(circle at 38% 22%, rgb(255 255 255 / 0.16), transparent 34%),
    linear-gradient(180deg, #1b1c20, #101113 70%);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 0.14),
    0 20px 60px rgb(0 0 0 / 0.55),
    0 0 74px rgb(255 255 255 / 0.08);
  animation: hero-logo-float 4.5s ease-in-out infinite alternate;
}

.hero-logo-tile span {
  color: #f7f7f8;
  font-size: clamp(3.2rem, 5.45vw, 4.85rem);
  font-weight: 850;
  line-height: 1;
  text-shadow: 0 1px 0 rgb(255 255 255 / 0.26),
               0 12px 28px rgb(0 0 0 / 0.52);
}

@keyframes hero-marquee {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(calc(-50% - var(--gap) / 2), 0, 0); }
}

@keyframes hero-marquee-reverse {
  from { transform: translate3d(calc(-50% - var(--gap) / 2), 0, 0); }
  to { transform: translate3d(0, 0, 0); }
}

@keyframes hero-logo-float {
  from { transform: translateY(var(--hero-logo-lift)); }
  to { transform: translateY(calc(var(--hero-logo-lift) - 3px)); }
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin-top: clamp(-2.4rem, -3.2svh, -0.8rem);
  text-align: center;
  align-self: start;
}

.hero h1 {
  font-size: clamp(2.25rem, 7.2svh, 4.45rem);
  font-weight: 750;
  margin-bottom: clamp(0.85rem, 1.8svh, 1.4rem);
  /* Reserve both lines up front so the hero title keeps a steady visual block.
     2.3em ≈ two lines at line-height 1.15; 2lh is the precise modern form. */
  min-height: 2.3em;
  min-height: 2lh;
}

.hero h1 em {
  font-style: normal;
  color: #f7f7f8;
}

.hero-caret {
  display: inline-block;
  width: 0.065em;
  height: 0.82em;
  margin-left: 0.08em;
  vertical-align: -0.04em;
  background: #f7f7f8;
  border-radius: 1px;
  animation: hero-caret-blink 1.05s steps(1) infinite;
}

.hero-caret.is-done {
  animation: hero-caret-blink 1.05s steps(1) 4;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

@keyframes hero-caret-blink {
  50% { opacity: 0; }
}

.hero p {
  font-size: clamp(0.95rem, 0.9rem + 0.25vw, 1.08rem);
  line-height: 1.55;
  color: #989ba4;
  max-width: 49ch;
  margin: 0 auto;
}

@media (max-width: 720px) {
  .hero {
    min-height: calc(100svh - 64px);
    height: calc(100svh - 64px);
    grid-template-rows: minmax(8rem, 0.78fr) auto;
    padding-block: clamp(0.75rem, 2svh, 1rem) clamp(1.2rem, 4svh, 2rem);
  }

  .hero__visual {
    --hero-visual-shift: clamp(4.25rem, 13svh, 6.75rem);
    height: min(100%, 18rem);
    width: max(100%, 124vw);
  }

  .hero-icon-field {
    --tile: clamp(3.55rem, 16vw, 4.35rem);
    --gap: 0.75rem;
  }

  .hero-logo-tile {
    --hero-logo-size: clamp(5.15rem, 23vw, 6.2rem);
  }

  .hero__inner {
    margin-top: clamp(-1.75rem, -4svh, -0.75rem);
  }

  .hero p {
    max-width: 34ch;
  }
}

/* ---- Manifesto / brand philosophy ---- */

.manifesto {
  position: relative;
  overflow: hidden;
  border-block: 1px solid var(--color-line);
  background:
    radial-gradient(circle at 88% 18%, rgb(255 255 255 / 0.045), transparent 20rem),
    #0b0c0e;
  color: var(--color-ink);
}

/* Oversized, faint iota as a precise brand anchor in the corner */
.manifesto__glyph {
  position: absolute;
  top: 50%;
  right: clamp(-2rem, 2vw, 2rem);
  transform: translateY(-50%);
  font-size: clamp(16rem, 34vw, 30rem);
  line-height: 0.7;
  font-weight: 300;
  color: #ffffff;
  opacity: 0.035;
  pointer-events: none;
  user-select: none;
}

.manifesto__inner {
  position: relative;
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 880px) {
  .manifesto__inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: var(--space-7);
  }
}

.manifesto__lead h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.manifesto__lead p {
  color: var(--color-ink-soft);
  max-width: 50ch;
}

/* Principle list — hairline-separated rows with monospace indices (precision motif) */
.principles {
  list-style: none;
  padding: 0;
  margin: 0;
}

.principle {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-line);
}

.principle:last-child {
  border-bottom: 1px solid var(--color-line);
}

.principle__index {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink-faint);
  padding-top: 0.15em;
}

.principle__body h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.principle__body p {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---- Section headers ---- */

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-5);
}

.section-head h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.section-head p {
  color: var(--color-ink-soft);
}

/* ---- Completed projects ---- */

.portfolio {
  border-bottom: 1px solid var(--color-line);
  scroll-margin-top: 64px;
}

.portfolio-grid {
  display: grid;
  gap: var(--space-4);
}

.project-card {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  align-items: center;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #0d0e10;
  text-decoration: none;
  transition: border-color var(--duration-base) var(--ease-out);
}

.project-card:hover {
  border-color: rgb(255 255 255 / 0.24);
}

.project-card:focus-visible {
  outline: 2px solid var(--color-ink);
  outline-offset: 5px;
}

.project-card__media {
  padding: clamp(1rem, 2.5vw, 2rem);
  background: #090a0b;
}

.project-card__media img {
  width: 100%;
  height: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
}

.project-card__body {
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.project-card__category {
  display: block;
  margin-bottom: var(--space-3);
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
}

.project-card h3 {
  margin-bottom: var(--space-3);
  font-size: var(--text-xl);
}

.project-card p {
  max-width: 42ch;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
}

.project-card__link svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 720px) {
  .project-card {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-card {
    transition: none;
  }
}

/* ---- Solutions grid ---- */

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.85rem, 1.4vw, 1.25rem);
}

.solutions-grid__error {
  grid-column: 1 / -1;
  padding: var(--space-4);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  color: var(--color-ink-soft);
}

.solutions-grid__error .btn {
  margin-top: var(--space-3);
}

.solution-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: clamp(23rem, 30vw, 27rem);
  border: 1px solid var(--color-line);
  border-radius: clamp(1.05rem, 1.55vw, 1.45rem);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.032), transparent 30%),
    #0d0e10;
  text-decoration: none;
  overflow: hidden;
  isolation: isolate;
  transition: transform var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}

.solution-card:hover {
  transform: translateY(-3px);
  border-color: rgb(255 255 255 / 0.16);
  box-shadow: 0 30px 90px rgb(0 0 0 / 0.34);
}

.solution-card__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.78;
  background:
    radial-gradient(circle at 50% 18%, color-mix(in srgb, var(--card-accent) 12%, transparent), transparent 28rem),
    linear-gradient(180deg, rgb(255 255 255 / 0.036), rgb(255 255 255 / 0.006) 48%, transparent),
    var(--card-preview, none);
  background-position: center, center, center top;
  background-size: auto, auto, cover;
}

.solution-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgb(13 14 16 / 0.22) 0%, rgb(13 14 16 / 0.52) 42%, rgb(13 14 16 / 0.88) 68%, rgb(13 14 16 / 0.98) 100%),
    radial-gradient(circle at 50% 100%, rgb(255 255 255 / 0.045), transparent 17rem);
  pointer-events: none;
}

.solution-card__body {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: clamp(0.65rem, 0.9vw, 0.85rem);
  margin-top: auto;
  padding: clamp(1rem, 1.45vw, 1.35rem);
  padding-right: clamp(3.65rem, 4.8vw, 4.4rem);
}

.solution-card__meta {
  min-height: 1.05rem;
  display: flex;
  align-items: center;
}

.solution-card__title-row {
  display: flex;
  align-items: flex-start;
  gap: clamp(0.5rem, 0.8vw, 0.7rem);
}

.solution-card__icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: clamp(1.65rem, 2.2vw, 2rem);
  height: clamp(1.65rem, 2.2vw, 2rem);
  border: 1px solid rgb(255 255 255 / 0.08);
  border-radius: 0.62rem;
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.055), transparent),
    #15161a;
  color: rgb(255 255 255 / 0.68);
}

.solution-card__icon svg {
  width: 58%;
  height: 58%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.solution-card__title {
  max-width: 12ch;
  font-size: clamp(1.26rem, 1.55vw, 1.72rem);
  font-weight: 720;
  line-height: 1.14;
  letter-spacing: -0.035em;
  color: var(--color-ink);
}

.solution-card__status {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--color-ink-faint);
  white-space: nowrap;
}

.solution-card__status--solution {
  color: rgb(255 255 255 / 0.74);
}

.solution-card__status--soon {
  color: rgb(255 255 255 / 0.34);
}

.solution-card__desc {
  color: var(--color-ink-soft);
  font-size: clamp(0.78rem, 0.72rem + 0.16vw, 0.88rem);
  line-height: 1.55;
  max-width: 42ch;
}

.solution-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: var(--space-1);
}

.solution-card__tags .tag {
  background: transparent;
  color: var(--color-ink-faint);
  border: 1px solid var(--color-line);
  padding: 0.2em 0.7em;
  font-size: 0.72rem;
}

.solution-card__arrow {
  position: absolute;
  right: clamp(1rem, 1.45vw, 1.35rem);
  bottom: clamp(1rem, 1.45vw, 1.35rem);
  display: grid;
  place-items: center;
  width: clamp(2.35rem, 3vw, 2.85rem);
  height: clamp(2.35rem, 3vw, 2.85rem);
  border: 1px solid rgb(255 255 255 / 0.08);
  border-radius: var(--radius-full);
  color: rgb(255 255 255 / 0.56);
  background: rgb(255 255 255 / 0.012);
  transition: color var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out),
              background var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.solution-card__arrow svg {
  width: 46%;
  height: 46%;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.solution-card:hover .solution-card__arrow {
  color: var(--color-ink);
  border-color: rgb(255 255 255 / 0.18);
  background: rgb(255 255 255 / 0.045);
  transform: translateX(2px);
}

.solution-card:not([href]) {
  cursor: default;
}

.solution-card:not([href]) .solution-card__arrow {
  opacity: 0.34;
}

@media (max-width: 900px) {
  .solutions-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(0.75rem, 3vw, 1rem);
  }

  .solution-card {
    min-height: clamp(19rem, 58vw, 23rem);
    border-radius: clamp(0.95rem, 4vw, 1.25rem);
  }

  .solution-card__body {
    gap: 0.55rem;
    padding: clamp(0.75rem, 3.2vw, 1rem);
    padding-right: clamp(0.75rem, 3.2vw, 1rem);
  }

  .solution-card__title-row {
    gap: 0.45rem;
  }

  .solution-card__icon {
    width: 1.55rem;
    height: 1.55rem;
    border-radius: 0.52rem;
    font-size: 0.8rem;
  }

  .solution-card__title {
    font-size: clamp(1rem, 4.2vw, 1.25rem);
    max-width: 9ch;
  }

  .solution-card__desc {
    display: -webkit-box;
    overflow: hidden;
    font-size: clamp(0.72rem, 3.1vw, 0.82rem);
    line-height: 1.45;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
  }

  .solution-card__tags {
    gap: 0.25rem;
  }

  .solution-card__tags .tag {
    padding: 0.16em 0.55em;
    font-size: 0.66rem;
  }

  .solution-card__arrow {
    position: static;
    width: 2.25rem;
    height: 2.25rem;
    margin-top: var(--space-1);
  }
}

@media (max-width: 560px) {
  .solutions-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .solution-card {
    min-height: clamp(23rem, 94vw, 27rem);
  }

  .solution-card__body {
    gap: 0.65rem;
    padding: clamp(1rem, 5vw, 1.35rem);
    padding-right: clamp(3.4rem, 15vw, 4.1rem);
  }

  .solution-card__title {
    max-width: 13ch;
    font-size: clamp(1.2rem, 7vw, 1.5rem);
  }

  .solution-card__desc {
    font-size: clamp(0.8rem, 3.5vw, 0.9rem);
    -webkit-line-clamp: 3;
  }

  .solution-card__arrow {
    position: absolute;
    right: clamp(1rem, 5vw, 1.35rem);
    bottom: clamp(1rem, 5vw, 1.35rem);
    margin-top: 0;
  }
}

/* ---- Delivery ---- */

.delivery {
  background:
    radial-gradient(circle at 12% 10%, rgb(255 255 255 / 0.05), transparent 18rem),
    #0b0c0e;
  border-block: 1px solid var(--color-line);
}

.delivery .section-head {
  max-width: 720px;
}

.delivery-steps {
  --flow-rail: clamp(2.15rem, 7vw, 5.5rem);
  position: relative;
  display: flex;
  flex-direction: column;
  max-width: 980px;
  margin-inline: auto;
  padding-block: clamp(0.75rem, 1.8vw, 1.25rem);
}

.delivery-steps::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--flow-rail);
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent,
    rgb(255 255 255 / 0.16) 10%,
    rgb(255 255 255 / 0.16) 90%,
    transparent
  );
}

.delivery-step {
  position: relative;
  display: grid;
  grid-template-columns: var(--flow-rail) minmax(0, 1fr);
  gap: clamp(1.25rem, 3.2vw, 3.5rem);
  min-height: clamp(9rem, 18vw, 13rem);
  padding-block: clamp(1.6rem, 4vw, 3rem);
  border-bottom: 1px solid rgb(255 255 255 / 0.07);
}

.delivery-step:first-child {
  border-top: 1px solid rgb(255 255 255 / 0.07);
}

.delivery-step::before {
  content: "";
  position: absolute;
  left: var(--flow-rail);
  top: clamp(1.95rem, 4.6vw, 3.35rem);
  width: clamp(0.55rem, 1.2vw, 0.8rem);
  height: clamp(0.55rem, 1.2vw, 0.8rem);
  border-radius: var(--radius-full);
  background: #f7f7f8;
  box-shadow:
    0 0 0 6px #0b0c0e,
    0 0 34px rgb(255 255 255 / 0.18);
  transform: translateX(-50%);
}

.delivery-step::after {
  content: "";
  position: absolute;
  inset: clamp(0.75rem, 1.8vw, 1.25rem) 0;
  border-radius: clamp(1rem, 2vw, 1.5rem);
  background:
    linear-gradient(90deg, rgb(255 255 255 / 0.035), transparent 44%),
    radial-gradient(circle at 12% 24%, rgb(255 255 255 / 0.045), transparent 13rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-out);
}

.delivery-step:hover::after {
  opacity: 1;
}

.delivery-step__index {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: flex-end;
  font-family: var(--font-mono);
  font-size: clamp(0.82rem, 0.82rem + 1.15vw, 1.65rem);
  font-weight: 650;
  line-height: 1;
  color: rgb(255 255 255 / 0.22);
  letter-spacing: -0.06em;
  padding-top: 0.1em;
}

.delivery-step__body {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(18rem, 1fr);
  gap: clamp(1rem, 4vw, 4rem);
  align-items: baseline;
}

.delivery-step h3 {
  font-size: clamp(1.18rem, 0.96rem + 1.25vw, 2rem);
  font-weight: 720;
  line-height: 1.08;
  letter-spacing: -0.045em;
  color: var(--color-ink);
}

.delivery-step p {
  max-width: 45ch;
  font-size: clamp(0.92rem, 0.86rem + 0.24vw, 1.05rem);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

@media (max-width: 760px) {
  .delivery-steps {
    --flow-rail: 2.25rem;
    margin-inline: 0;
  }

  .delivery-step {
    grid-template-columns: var(--flow-rail) minmax(0, 1fr);
    gap: clamp(0.9rem, 4vw, 1.25rem);
    min-height: 0;
    padding-block: clamp(1.35rem, 6vw, 2.2rem);
  }

  .delivery-step__index {
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    justify-content: flex-start;
    padding-top: 0.34rem;
  }

  .delivery-step__body {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .delivery-step h3 {
    font-size: clamp(1.16rem, 5.8vw, 1.55rem);
  }

  .delivery-step p {
    font-size: 0.92rem;
  }
}

/* ---- Contact / CTA ---- */

.cta {
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgb(255 255 255 / 0.055), transparent 22rem),
    var(--color-bg);
}

.cta h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.cta p {
  color: var(--color-ink-soft);
  max-width: 48ch;
  margin: 0 auto var(--space-5);
}

/* ---- Footer ---- */

.site-footer {
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-5);
  background: #08090a;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-faint);
}