/* Pristine public site theme */
:root {
  --sd-ink: #0c1222;
  --sd-ink-soft: #1e293b;
  --sd-muted: #64748b;
  --sd-line: rgba(15, 23, 42, 0.08);
  --sd-line-strong: rgba(15, 23, 42, 0.12);
  --sd-surface: #ffffff;
  --sd-canvas: #f8fafc;
  --sd-canvas-warm: #f1f5f9;
  --sd-accent: #6366f1;
  --sd-accent-hover: #4f46e5;
  --sd-accent-soft: rgba(99, 102, 241, 0.12);
  --sd-accent-glow: rgba(99, 102, 241, 0.45);
  --sd-teal: #14b8a6;
  --sd-teal-soft: rgba(20, 184, 166, 0.15);
  --sd-radius: 0.625rem;
  --sd-radius-lg: 1rem;
  --sd-radius-xl: 1.25rem;
  --sd-font: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --sd-mono: "IBM Plex Mono", ui-monospace, monospace;
  --sd-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 4px 24px rgba(15, 23, 42, 0.06);
  --sd-shadow-lg: 0 4px 6px rgba(15, 23, 42, 0.03), 0 12px 40px rgba(15, 23, 42, 0.08);
  --sd-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --sd-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --sd-ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --sd-perspective: 1400px;
  --sd-shadow-3d: 0 2px 4px rgba(15, 23, 42, 0.04), 0 12px 28px rgba(15, 23, 42, 0.08), 0 28px 56px rgba(99, 102, 241, 0.09);
  --sd-shadow-3d-hover: 0 8px 16px rgba(15, 23, 42, 0.08), 0 24px 48px rgba(15, 23, 42, 0.1), 0 48px 96px rgba(99, 102, 241, 0.14);
  /* Themeable surfaces (multi-theme) */
  --sd-surface-2: #fafbfc;
  --sd-accent-deep: #4f46e5;
  --sd-accent-peak: #6366f1;
  --sd-card-bg-start: #ffffff;
  --sd-card-bg-mid: #f1f5ff;
  --sd-card-bg-end: #f8fafc;
  --sd-card-highlight: rgba(255, 255, 255, 0.95);
  --sd-list-item-bg: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.95) 0%,
    rgba(238, 242, 255, 0.9) 50%,
    rgba(240, 253, 250, 0.85) 100%
  );
  --sd-gradient-quote: linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
  --sd-gradient-cta: linear-gradient(180deg, #ffffff 0%, #f1f5f9 55%, #e8eef5 100%);
  --sd-gradient-milestone: linear-gradient(165deg, #ffffff 0%, #f8fafc 100%);
  --sd-gradient-contact: linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
  --sd-gradient-chip: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  --sd-gradient-clients-tile: linear-gradient(165deg, #ffffff 0%, #f1f5ff 45%, #f8fafc 100%);
  --sd-gradient-leadership: linear-gradient(180deg, var(--sd-canvas) 0%, #eef2ff 35%, var(--sd-canvas-warm) 100%);
  --sd-navbar-bg: rgba(248, 250, 252, 0.82);
  --sd-navbar-bg-scrolled: rgba(255, 255, 255, 0.92);
  --sd-navbar-scrolled-shadow: 0 8px 32px rgba(15, 23, 42, 0.08), 0 1px 0 rgba(255, 255, 255, 0.8) inset;
  --sd-mesh-a: rgba(99, 102, 241, 0.09);
  --sd-mesh-b: rgba(20, 184, 166, 0.07);
  --sd-mesh-c: rgba(99, 102, 241, 0.05);
  --sd-footer-bg-a: #0a0f1a;
  --sd-footer-bg-b: #0c1222;
  --sd-footer-bg-c: #080c14;
}

@keyframes sd-blob-drift-a {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  40% {
    transform: translate(5%, -6%) scale(1.06);
  }
  70% {
    transform: translate(-4%, 4%) scale(0.96);
  }
}

@keyframes sd-blob-drift-b {
  0%,
  100% {
    transform: translate(0, 0) scale(1) rotate(0deg);
  }
  50% {
    transform: translate(-7%, 5%) scale(1.08) rotate(6deg);
  }
}

@keyframes sd-blob-drift-c {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(6%, 7%);
  }
}

@keyframes sd-shimmer-pass {
  0% {
    transform: translateX(-130%) skewX(-18deg);
  }
  100% {
    transform: translateX(230%) skewX(-18deg);
  }
}

@keyframes sd-glow-soft {
  0%,
  100% {
    opacity: 0.45;
  }
  50% {
    opacity: 0.85;
  }
}

@keyframes sd-rise-stagger {
  from {
    transform: translateY(18px);
  }
  to {
    transform: translateY(0);
  }
}

body.sd-body {
  font-family: var(--sd-font);
  color: var(--sd-ink-soft);
  background: var(--sd-canvas);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
  overflow-x: hidden;
}

.sd-main {
  position: relative;
  isolation: isolate;
}

/* Let column content shrink/wrap inside the grid (prevents flex overflow) */
.sd-main .row > [class*="col"] {
  min-width: 0;
}

.sd-main::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, var(--sd-mesh-a) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 20%, var(--sd-mesh-b) 0%, transparent 45%),
    radial-gradient(ellipse 50% 35% at 50% 100%, var(--sd-mesh-c) 0%, transparent 40%);
}

@supports (-webkit-background-clip: text) {
  .sd-text-gradient {
    background: linear-gradient(118deg, #ffffff 0%, #e0e7ff 38%, #a5f3fc 72%, #ffffff 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: sd-text-shine 8s ease-in-out infinite;
  }
}

@keyframes sd-text-shine {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* ——— Nav ——— */
.sd-navbar {
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
  background: var(--sd-navbar-bg);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.35s var(--sd-ease), border-color 0.35s var(--sd-ease), background 0.35s var(--sd-ease);
}

.sd-navbar.sd-navbar--scrolled {
  background: var(--sd-navbar-bg-scrolled);
  border-bottom-color: var(--sd-line);
  box-shadow: var(--sd-navbar-scrolled-shadow);
  backdrop-filter: blur(20px) saturate(1.35);
  -webkit-backdrop-filter: blur(20px) saturate(1.35);
}

.sd-navbar-inner {
  max-width: 1140px;
}

.sd-logo-mark {
  width: 2.375rem;
  height: 2.375rem;
  /* Match pristine-mark.svg rx 11 / viewBox 40 */
  border-radius: 0.653rem;
  flex-shrink: 0;
  transform-style: preserve-3d;
  transition: transform 0.45s var(--sd-ease-spring), filter 0.45s var(--sd-ease), box-shadow 0.45s var(--sd-ease);
  animation: sd-logo-pulse 5.5s ease-in-out infinite;
  line-height: 0;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06),
    0 2px 12px rgba(15, 23, 42, 0.12),
    0 8px 24px var(--sd-accent-glow);
}

.sd-logo-mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  border-radius: inherit;
}

@keyframes sd-logo-pulse {
  0%,
  100% {
    filter: drop-shadow(0 2px 10px rgba(13, 148, 136, 0.22)) drop-shadow(0 1px 3px rgba(99, 102, 241, 0.15));
  }
  50% {
    filter: drop-shadow(0 4px 20px rgba(45, 212, 191, 0.35)) drop-shadow(0 2px 8px rgba(99, 102, 241, 0.22));
  }
}

.navbar-brand:hover .sd-logo-mark {
  transform: perspective(var(--sd-perspective)) rotateY(-12deg) rotateX(8deg) scale(1.06);
}

.sd-logo-wordmark {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.28em;
  font-family: var(--sd-font);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -0.04em;
  line-height: 1.15;
  max-width: min(100%, 14rem);
}

/* Wordmark: “Pristine” + “Solutions” — gradient icon mark in pristine-mark.svg */
.sd-logo-name {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0;
}

.sd-logo-name__lead,
.sd-logo-name__tail {
  background: linear-gradient(
    96deg,
    #312e81 0%,
    #4338ca 22%,
    #6366f1 40%,
    #2563eb 55%,
    #0284c7 72%,
    #0d9488 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sd-logo-name__tail {
  font-weight: 600;
  background: linear-gradient(
    96deg,
    #4338ca 0%,
    #6366f1 28%,
    #2563eb 48%,
    #0ea5e9 72%,
    #14b8a6 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
}

.sd-logo-dev {
  font-family: var(--sd-mono);
  font-size: 0.96em;
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-left: 0;
  background: linear-gradient(
    102deg,
    #22d3ee 0%,
    #38bdf8 28%,
    #818cf8 52%,
    #a78bfa 78%,
    #2dd4bf 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.sd-logo-tag {
  font-family: var(--sd-mono);
  font-size: 0.52rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--sd-muted);
  line-height: 1.25;
}

.sd-navbar .navbar-toggler {
  border-color: var(--sd-line-strong);
  padding: 0.4rem 0.55rem;
}

.sd-navbar .nav-link {
  color: var(--sd-muted) !important;
  font-weight: 500;
  font-size: 0.875rem;
  padding-inline: 0.75rem !important;
  transition: color 0.25s var(--sd-ease), transform 0.25s var(--sd-ease);
  position: relative;
}

.sd-navbar .nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.2rem;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--sd-accent), var(--sd-teal));
  transform: translateX(-50%);
  transition: width 0.3s var(--sd-ease-out-expo);
}

.sd-navbar .nav-link:hover,
.sd-navbar .nav-link.active {
  color: var(--sd-ink) !important;
}

.sd-navbar .nav-link:hover::after,
.sd-navbar .nav-link.active::after {
  width: calc(100% - 1rem);
}

.sd-navbar .nav-link.active {
  font-weight: 600;
}

/* ——— Buttons ——— */
.sd-btn-accent {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--sd-accent) 0%, var(--sd-accent-deep) 55%, var(--sd-accent-peak) 100%);
  background-size: 200% 200%;
  border: none;
  color: #fff !important;
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.6rem 1.25rem;
  border-radius: var(--sd-radius);
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35), 0 1px 0 rgba(255, 255, 255, 0.2) inset;
  transition: transform 0.35s var(--sd-ease-spring), box-shadow 0.35s var(--sd-ease), filter 0.25s var(--sd-ease), background-position 0.5s var(--sd-ease);
}

.sd-btn-accent::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 0%, rgba(255, 255, 255, 0.35) 45%, transparent 70%);
  transform: translateX(-120%) skewX(-18deg);
  transition: transform 0s;
  pointer-events: none;
}

.sd-btn-accent:hover {
  transform: translateY(-3px) perspective(var(--sd-perspective)) rotateX(4deg);
  box-shadow: 0 12px 36px rgba(99, 102, 241, 0.45), 0 4px 12px rgba(15, 23, 42, 0.12);
  filter: brightness(1.06);
  background-position: 100% 50%;
}

.sd-btn-accent:hover::after {
  animation: sd-shimmer-pass 0.85s var(--sd-ease-out-expo) forwards;
}

.sd-btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.6rem 1.15rem;
  border-radius: var(--sd-radius);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff !important;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  transition: background 0.25s var(--sd-ease), border-color 0.25s var(--sd-ease), transform 0.3s var(--sd-ease-spring), box-shadow 0.3s var(--sd-ease);
}

.sd-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* ——— Hero ——— */
.sd-hero {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--sd-ink);
  background-image:
    linear-gradient(125deg, rgba(12, 18, 34, 0.96) 0%, rgba(30, 27, 75, 0.88) 42%, rgba(15, 118, 110, 0.4) 100%),
    url("../img/site/hero-meeting.jpg");
  background-size: cover;
  background-position: center;
  color: #fff;
  perspective: var(--sd-perspective);
}

.sd-hero__blobs {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.sd-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.55;
  mix-blend-mode: screen;
  will-change: transform;
}

.sd-blob--a {
  width: min(42vw, 380px);
  height: min(42vw, 380px);
  left: -8%;
  top: 15%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.9) 0%, transparent 70%);
  animation: sd-blob-drift-a 18s ease-in-out infinite;
}

.sd-blob--b {
  width: min(48vw, 420px);
  height: min(48vw, 420px);
  right: -5%;
  bottom: 5%;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.75) 0%, transparent 68%);
  animation: sd-blob-drift-b 22s ease-in-out infinite;
}

.sd-blob--c {
  width: min(35vw, 300px);
  height: min(35vw, 300px);
  left: 35%;
  bottom: 25%;
  background: radial-gradient(circle, rgba(129, 140, 248, 0.65) 0%, transparent 65%);
  animation: sd-blob-drift-c 14s ease-in-out infinite;
}

.sd-hero__blobs--compact .sd-blob {
  opacity: 0.35;
  filter: blur(56px);
}

.sd-hero__blobs--compact .sd-blob--a {
  animation-duration: 24s;
}

.sd-hero__blobs--compact .sd-blob--b {
  animation-duration: 28s;
}

.sd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 15% 20%, black 0%, transparent 55%);
  pointer-events: none;
}

.sd-hero::after {
  content: "";
  position: absolute;
  width: min(70vw, 520px);
  height: min(70vw, 520px);
  right: -8%;
  top: 50%;
  transform: translateY(-50%);
  background: radial-gradient(circle, rgba(99, 102, 241, 0.45) 0%, transparent 62%);
  pointer-events: none;
  filter: blur(3px);
  animation: sd-glow-soft 10s ease-in-out infinite;
}

/* Inner pages (about / services / contact): same header band; home uses full .sd-hero only */
.sd-hero--inner-page.sd-hero--compact {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.25rem 0;
  box-sizing: border-box;
}

.sd-hero--inner-page.sd-hero--compact::after {
  opacity: 0.6;
}

@media (min-width: 768px) {
  .sd-hero--inner-page.sd-hero--compact {
    min-height: 380px;
    padding: 2.5rem 0;
    overflow: hidden;
  }
}

.sd-hero__inner--inner-page {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  width: 100%;
  min-height: 0;
}

.sd-hero__inner-page-copy {
  width: 100%;
  max-width: 38rem;
}

.sd-hero__title--inner-page {
  font-size: clamp(1.65rem, 4vw, 2.1rem);
  margin-bottom: 0.85rem;
}

.sd-hero__body--inner-page {
  max-width: 100%;
}

.sd-hero__inner-page-cta {
  margin-top: 1.15rem;
}

.sd-hero__inner-page-cta--empty {
  min-height: 3.125rem;
  margin-top: 1.15rem;
}

/* About: first card row overlaps upward into hero (same hero height as other inner pages) */
.sd-page-about .sd-about-lead__pair {
  margin-top: -4.25rem;
  position: relative;
  z-index: 4;
}

@media (min-width: 768px) {
  .sd-page-about .sd-about-lead__pair {
    margin-top: -5.25rem;
  }
}

/* About lead: no full-section surface over the hero — only the two cards overlap; gutter shows hero */
.sd-page-about .sd-about-lead.sd-section-surface {
  background: transparent;
}

.sd-page-about .sd-about-lead {
  padding-bottom: 0;
}

.sd-page-about .sd-about-lead__services {
  position: relative;
  z-index: 0;
  padding-bottom: 4.5rem;
  isolation: isolate;
}

.sd-page-about .sd-about-lead__services > [class*="col-"] {
  position: relative;
  z-index: 1;
}

.sd-page-about .sd-about-lead__services::before {
  content: "";
  position: absolute;
  z-index: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  top: -1.5rem;
  bottom: 0;
  background: var(--sd-surface);
  pointer-events: none;
}

@media (min-width: 992px) {
  .sd-page-about .sd-about-lead__services::before {
    top: -2rem;
  }
}

.sd-hero__inner {
  position: relative;
  z-index: 1;
}

.sd-hero__kicker {
  font-family: var(--sd-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 1rem;
}

.sd-hero__title {
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.05;
  color: #fff;
  text-wrap: balance;
}

.sd-hero__body {
  max-width: 34rem;
  opacity: 0.9;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
}

.sd-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.sd-pill {
  font-family: var(--sd-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.04) 100%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transition: transform 0.3s var(--sd-ease-spring), border-color 0.25s var(--sd-ease), box-shadow 0.25s var(--sd-ease);
}

.sd-pill:hover {
  transform: translateY(-2px) scale(1.02);
  border-color: rgba(165, 243, 252, 0.45);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.sd-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.sd-hero-carousel-shell {
  perspective: var(--sd-perspective);
  transform-style: preserve-3d;
  transition: transform 0.6s var(--sd-ease-out-expo);
}

@media (hover: hover) and (pointer: fine) {
  .sd-hero-carousel-shell:hover {
    transform: rotateY(-4deg) rotateX(3deg) translateZ(0);
  }
}

.sd-hero-carousel-shell .sd-hero-carousel__frame {
  transform: translateZ(12px);
  border: 1px solid rgba(255, 255, 255, 0.14) !important;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.08), 0 0 60px rgba(99, 102, 241, 0.28);
}

/* Trust strip */
.sd-trust-strip {
  position: relative;
  background: linear-gradient(180deg, #0a0f1a 0%, #0c1222 40%, #0f172a 100%);
  color: rgba(255, 255, 255, 0.9);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.sd-trust-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(99, 102, 241, 0.08) 50%, transparent 100%);
  animation: sd-trust-sweep 12s ease-in-out infinite;
  pointer-events: none;
}

@keyframes sd-trust-sweep {
  0%,
  100% {
    transform: translateX(-30%) skewX(-12deg);
    opacity: 0.3;
  }
  50% {
    transform: translateX(30%) skewX(-12deg);
    opacity: 0.6;
  }
}

.sd-trust-strip .container {
  position: relative;
  z-index: 1;
}

.sd-trust-strip__label {
  font-family: var(--sd-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sd-teal);
  margin-bottom: 0.35rem;
}

.sd-trust-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.2rem;
}

.sd-trust-item p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
  line-height: 1.45;
}

.sd-trust-item {
  padding: 0.75rem 0.5rem;
  border-radius: var(--sd-radius-lg);
  transition: transform 0.35s var(--sd-ease-spring), background 0.3s var(--sd-ease);
}

@media (hover: hover) {
  .sd-trust-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.04);
  }
}

/* Sections */
.sd-eyebrow {
  display: block;
  font-family: var(--sd-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sd-accent);
  margin-bottom: 0.75rem;
}

.sd-section-title {
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--sd-ink);
  line-height: 1.15;
}

.sd-section-lead {
  color: var(--sd-muted);
  max-width: 40rem;
  line-height: 1.7;
  font-size: 1.02rem;
}

.sd-section-lead.text-lg-start {
  margin-left: 0;
  margin-right: auto;
}

.sd-split-section {
  background: var(--sd-surface);
  border-top: 1px solid var(--sd-line);
  border-bottom: 1px solid var(--sd-line);
}

.sd-section-surface {
  background: var(--sd-surface);
}

.sd-border-y {
  border-top: 1px solid var(--sd-line);
  border-bottom: 1px solid var(--sd-line);
}

/* Service cards */
.sd-card-service {
  background: linear-gradient(165deg, var(--sd-surface) 0%, var(--sd-surface-2) 100%);
  border-radius: var(--sd-radius-xl);
  border: 1px solid var(--sd-line);
  height: 100%;
  box-shadow: var(--sd-shadow-3d);
  transition: transform 0.45s var(--sd-ease-out-expo), box-shadow 0.45s var(--sd-ease), border-color 0.3s var(--sd-ease);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  backface-visibility: hidden;
}

.sd-card-service::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--sd-accent), var(--sd-teal));
  opacity: 0.9;
  transition: width 0.25s var(--sd-ease);
}

.sd-card-service:hover {
  transform: translateY(-10px) rotateX(2deg) rotateY(-1deg);
  box-shadow: var(--sd-shadow-3d-hover);
  border-color: rgba(99, 102, 241, 0.28);
}

.sd-card-service:hover::before {
  width: 5px;
}

.sd-card-service .sd-icon {
  width: 3rem;
  height: 3rem;
  border-radius: var(--sd-radius);
  background: linear-gradient(145deg, var(--sd-accent-soft), var(--sd-teal-soft));
  color: var(--sd-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transition: transform 0.4s var(--sd-ease-spring), box-shadow 0.3s var(--sd-ease);
}

.sd-card-service:hover .sd-icon {
  transform: scale(1.08) translateZ(8px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

/* Process — dark band */
.sd-process {
  position: relative;
  background: linear-gradient(165deg, #0c1222 0%, #1e1b4b 42%, #134e4a 85%, #0f172a 100%);
  background-size: 100% 200%;
  animation: sd-process-bg 16s ease-in-out infinite alternate;
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  perspective: var(--sd-perspective);
}

@keyframes sd-process-bg {
  0% {
    background-position: 0% 0%;
  }
  100% {
    background-position: 0% 100%;
  }
}

.sd-process .sd-eyebrow {
  color: var(--sd-teal);
}

.sd-process .sd-section-title {
  color: #fff;
}

.sd-process .sd-section-lead {
  color: rgba(255, 255, 255, 0.65);
}

.sd-process-step {
  position: relative;
  padding: 1.5rem 1.25rem 1.35rem;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
  border-radius: var(--sd-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  height: 100%;
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transform-style: preserve-3d;
  transition: transform 0.45s var(--sd-ease-out-expo), background 0.3s var(--sd-ease), border-color 0.3s var(--sd-ease), box-shadow 0.35s var(--sd-ease);
}

.sd-process-step:hover {
  transform: translateY(-8px) rotateX(3deg) translateZ(6px);
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.05) 100%);
  border-color: rgba(129, 140, 248, 0.45);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35), 0 0 40px rgba(99, 102, 241, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.sd-process-step__num {
  position: absolute;
  top: 0.5rem;
  right: 0.85rem;
  font-family: var(--sd-mono);
  font-size: 2.25rem;
  font-weight: 600;
  line-height: 1;
  color: rgba(99, 102, 241, 0.35);
  pointer-events: none;
}

.sd-process-step h3 {
  position: relative;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  padding-right: 2.75rem;
}

.sd-process-step p {
  position: relative;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.875rem;
  margin-bottom: 0;
  line-height: 1.65;
}

/* Portfolio */
.sd-portfolio {
  position: relative;
  border-radius: var(--sd-radius-lg);
  overflow: hidden;
  border: 1px solid var(--sd-line);
  box-shadow: var(--sd-shadow-3d);
  transition: transform 0.45s var(--sd-ease-out-expo), box-shadow 0.45s var(--sd-ease);
  transform-style: preserve-3d;
}

.sd-portfolio:hover {
  transform: translateY(-6px) scale(1.02) rotateX(1deg);
  box-shadow: var(--sd-shadow-3d-hover);
}

.sd-portfolio img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--sd-ease);
}

.sd-portfolio:hover img {
  transform: scale(1.05);
}

.sd-portfolio-cap {
  padding: 0.65rem 0.25rem 0;
  text-align: center;
}

.sd-portfolio-cap span {
  font-family: var(--sd-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--sd-muted);
}

.sd-portfolio--carousel {
  border-radius: 0;
  border: none;
  box-shadow: none;
}

.sd-portfolio--carousel img {
  aspect-ratio: 16 / 10;
}

/* Carousels (Bootstrap 5) */
.sd-carousel .carousel-control-prev,
.sd-carousel .carousel-control-next {
  width: 2.75rem;
  height: 2.75rem;
  top: 50%;
  bottom: auto;
  transform: translateY(-50%);
  opacity: 0.92;
  border-radius: var(--sd-radius);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: opacity 0.25s var(--sd-ease), transform 0.3s var(--sd-ease-spring), background 0.25s var(--sd-ease), box-shadow 0.25s var(--sd-ease);
}

.sd-carousel--light .carousel-control-prev,
.sd-carousel--light .carousel-control-next {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--sd-line);
  box-shadow: var(--sd-shadow);
}

.sd-carousel .carousel-control-prev:hover,
.sd-carousel .carousel-control-next:hover {
  opacity: 1;
  transform: translateY(-50%) scale(1.06);
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.12);
}

.sd-carousel--light .carousel-control-prev:hover,
.sd-carousel--light .carousel-control-next:hover {
  background: #fff;
  box-shadow: var(--sd-shadow-lg);
}

.sd-carousel--dark .carousel-control-prev-icon,
.sd-carousel--dark .carousel-control-next-icon {
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.sd-carousel-indicators {
  position: static;
  margin: 0.75rem 0 0;
  justify-content: center;
  gap: 0.35rem;
}

.sd-carousel-indicators [data-bs-target] {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  border: none;
  margin: 0;
  opacity: 0.35;
  transition: opacity 0.2s var(--sd-ease), transform 0.2s var(--sd-ease);
}

.sd-carousel-indicators [data-bs-target].active {
  opacity: 1;
  transform: scale(1.15);
}

.sd-carousel--dark .carousel-indicators [data-bs-target] {
  background-color: #fff;
}

.sd-carousel-indicators--light [data-bs-target] {
  background-color: var(--sd-accent);
}

.sd-hero-carousel .carousel-item img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  max-height: min(48vh, 420px);
}

.sd-hero-carousel .carousel-control-prev {
  left: 0.35rem;
}

.sd-hero-carousel .carousel-control-next {
  right: 0.35rem;
}

.sd-about-carousel {
  perspective: var(--sd-perspective);
  transition: transform 0.5s var(--sd-ease-out-expo);
}

@media (hover: hover) and (pointer: fine) {
  .sd-about-carousel:hover {
    transform: rotateY(2deg) rotateX(-1deg);
  }
}

.sd-about-carousel .carousel-inner {
  box-shadow: var(--sd-shadow-3d);
  border-radius: var(--sd-radius-xl);
  overflow: hidden;
}

.sd-about-carousel .carousel-item img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.sd-about-split__visual {
  position: sticky;
  top: 5.5rem;
}

@media (max-width: 991.98px) {
  .sd-about-split__visual {
    position: relative;
    top: auto;
  }
}

.sd-about-carousel .carousel-control-prev,
.sd-about-carousel .carousel-control-next {
  width: 2.25rem;
}

.sd-portfolio-carousel .carousel-control-prev,
.sd-portfolio-carousel .carousel-control-next {
  width: 2.5rem;
}

.sd-portfolio-carousel {
  perspective: var(--sd-perspective);
}

.sd-portfolio-carousel__inner {
  box-shadow: var(--sd-shadow-3d);
  transition: transform 0.5s var(--sd-ease-out-expo), box-shadow 0.4s var(--sd-ease);
}

@media (hover: hover) and (pointer: fine) {
  .sd-portfolio-carousel:hover .sd-portfolio-carousel__inner {
    transform: rotateY(-2deg) rotateX(1deg) translateZ(0);
    box-shadow: var(--sd-shadow-3d-hover);
  }
}

.sd-testimonial-carousel .carousel-inner {
  min-height: 12rem;
}

.sd-testimonial-carousel .carousel-control-prev-icon,
.sd-testimonial-carousel .carousel-control-next-icon {
  filter: invert(37%) sepia(71%) saturate(2000%) hue-rotate(225deg) brightness(95%);
}

/* Services page — delivery roadmap (timeline, not a second service carousel) */
.sd-delivery {
  position: relative;
  isolation: isolate;
  overflow: visible;
  border-top: 1px solid var(--sd-line);
  border-bottom: 1px solid var(--sd-line);
  background: linear-gradient(180deg, var(--sd-surface) 0%, var(--sd-canvas) 45%, var(--sd-surface) 100%);
}

.sd-delivery__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 70% 55% at 15% 20%, rgba(99, 102, 241, 0.11) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 92% 75%, rgba(20, 184, 166, 0.09) 0%, transparent 50%);
}

.sd-delivery .container {
  z-index: 1;
}

.sd-delivery__head {
  max-width: 36rem;
  margin-bottom: 2rem;
}

.sd-delivery__title {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
}

.sd-delivery__lede {
  line-height: 1.55;
}

.sd-delivery__track {
  display: grid;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: sd-delivery;
}

@media (min-width: 992px) {
  .sd-delivery__track {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    position: relative;
    padding-top: 0.5rem;
  }

  .sd-delivery__track::before {
    content: "";
    position: absolute;
    top: 2.15rem;
    left: 8%;
    right: 8%;
    height: 2px;
    background: linear-gradient(
      90deg,
      rgba(99, 102, 241, 0.2) 0%,
      rgba(20, 184, 166, 0.35) 50%,
      rgba(99, 102, 241, 0.2) 100%
    );
    border-radius: 2px;
    pointer-events: none;
  }
}

.sd-delivery__step {
  position: relative;
  margin: 0;
  padding: 0;
  text-align: center;
}

@media (min-width: 992px) {
  .sd-delivery__step {
    padding-top: 0.25rem;
  }
}

.sd-delivery__node {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

@media (min-width: 992px) {
  .sd-delivery__node {
    margin-bottom: 1.1rem;
  }
}

.sd-delivery__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--sd-accent) 0%, var(--sd-accent-deep) 100%);
  border: 3px solid var(--sd-surface);
  box-shadow:
    0 0 0 1px rgba(99, 102, 241, 0.25),
    0 8px 24px rgba(99, 102, 241, 0.22);
  position: relative;
  z-index: 1;
}

.sd-delivery__phase {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sd-accent-hover);
  margin-bottom: 0.35rem;
}

.sd-delivery__step-title {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
  line-height: 1.3;
}

.sd-delivery__step-body {
  line-height: 1.6;
  max-width: 22rem;
  margin-left: auto;
  margin-right: auto;
}

.sd-catalog__tag {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: #0f766e;
  line-height: 1.4;
}

.sd-catalog__tag::before {
  content: "";
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.45rem;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--sd-teal), var(--sd-accent));
  vertical-align: 0.12em;
}

/* Services page — engagement models */
.sd-engage__head {
  max-width: 36rem;
}

.sd-engage__lede {
  line-height: 1.55;
}

.sd-engage-card {
  position: relative;
  height: 100%;
  padding: 1.5rem 1.35rem 1.45rem;
  border-radius: 1.35rem;
  border: 1px solid var(--sd-line-strong);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.88) inset,
    0 10px 32px rgba(15, 23, 42, 0.06);
  transition:
    transform 0.35s var(--sd-ease-out-expo),
    box-shadow 0.35s var(--sd-ease),
    border-color 0.25s var(--sd-ease);
}

.sd-engage-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 1.35rem;
  right: 1.35rem;
  height: 3px;
  border-radius: 0 0 4px 4px;
  background: linear-gradient(90deg, var(--sd-accent), var(--sd-teal));
  opacity: 0.85;
  pointer-events: none;
}

@media (hover: hover) and (pointer: fine) {
  .sd-engage-card:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.22);
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.9) inset,
      0 16px 40px rgba(15, 23, 42, 0.08),
      0 8px 24px rgba(99, 102, 241, 0.1);
  }
}

.sd-engage-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.85rem;
  font-size: 1.25rem;
  color: var(--sd-accent);
  background: linear-gradient(145deg, rgba(99, 102, 241, 0.12) 0%, rgba(20, 184, 166, 0.1) 100%);
  border: 1px solid rgba(99, 102, 241, 0.15);
}

.sd-engage-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
  margin: 0 0 0.5rem;
}

.sd-engage-card__text {
  font-size: 0.94rem;
  line-height: 1.62;
  color: var(--sd-muted);
}

.sd-services-detail {
  background: var(--sd-surface);
  border-top: 1px solid var(--sd-line);
}

.sd-services-detail__intro {
  font-size: 1.02rem;
}

/* Testimonials */
.sd-testimonials-pro {
  background: var(--sd-canvas-warm);
  border-top: 1px solid var(--sd-line);
}

.sd-quote-card {
  background: var(--sd-gradient-quote);
  border: 1px solid var(--sd-line);
  border-radius: var(--sd-radius-xl);
  padding: 1.65rem 1.4rem 1.4rem;
  height: 100%;
  box-shadow: var(--sd-shadow-3d);
  position: relative;
  transition: transform 0.45s var(--sd-ease-out-expo), box-shadow 0.4s var(--sd-ease), border-color 0.3s var(--sd-ease);
  transform-style: preserve-3d;
}

.sd-quote-card:hover {
  transform: translateY(-6px) rotateX(1deg);
  box-shadow: var(--sd-shadow-3d-hover);
  border-color: rgba(99, 102, 241, 0.22);
}

.sd-quote-card::before {
  content: "\201C";
  position: absolute;
  top: 0.4rem;
  left: 1rem;
  font-size: 2.75rem;
  line-height: 1;
  color: var(--sd-accent-soft);
  font-family: Georgia, serif;
  pointer-events: none;
}

/* Team */
.sd-team-card {
  text-align: center;
}

.sd-team-photo {
  position: relative;
  border-radius: var(--sd-radius-xl);
  padding: 3px;
  background: linear-gradient(145deg, var(--sd-accent), var(--sd-teal));
  box-shadow: var(--sd-shadow-3d);
  transition: transform 0.45s var(--sd-ease-spring), box-shadow 0.4s var(--sd-ease);
}

.sd-team-card:hover .sd-team-photo {
  transform: perspective(var(--sd-perspective)) rotateY(6deg) rotateX(-4deg) scale(1.03);
  box-shadow: var(--sd-shadow-3d-hover);
}

.sd-team-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: calc(var(--sd-radius-xl) - 3px);
  background: var(--sd-canvas-warm);
  display: block;
}

.sd-team-card .sd-team-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--sd-ink);
  margin-top: 1rem;
  margin-bottom: 0.15rem;
}

.sd-team-card .sd-team-role {
  font-family: var(--sd-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sd-muted);
}

/* CTA band */
.sd-cta-band {
  position: relative;
  background: var(--sd-gradient-cta);
  border-top: 1px solid var(--sd-line);
  overflow: hidden;
}

.sd-cta-band::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--sd-teal), var(--sd-accent), #818cf8, var(--sd-teal));
  background-size: 200% 100%;
  animation: sd-cta-gradient 8s linear infinite;
  opacity: 0.95;
}

@keyframes sd-cta-gradient {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 200% 50%;
  }
}

.sd-cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 80% at 80% 0%, rgba(99, 102, 241, 0.06) 0%, transparent 55%);
  pointer-events: none;
}

.sd-cta-band .container {
  position: relative;
  z-index: 1;
}

/* Footer — always dark band (never use --sd-ink: in dark theme it is a light text token) */
.sd-footer {
  position: relative;
  background: linear-gradient(180deg, var(--sd-footer-bg-a) 0%, var(--sd-footer-bg-b) 35%, var(--sd-footer-bg-c) 100%);
  color: rgba(255, 255, 255, 0.78);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sd-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.55) 1px, transparent 0);
  background-size: 28px 28px;
  pointer-events: none;
}

.sd-footer .container {
  position: relative;
  z-index: 1;
}

.sd-footer .sd-logo-name__lead,
.sd-footer .sd-logo-name__tail {
  background: linear-gradient(
    96deg,
    #c7d2fe 0%,
    #a5b4fc 22%,
    #93c5fd 44%,
    #67e8f9 66%,
    #5eead4 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent !important;
}

.sd-footer .sd-logo-name__tail {
  font-weight: 600;
  background: linear-gradient(
    96deg,
    #a5b4fc 0%,
    #93c5fd 38%,
    #67e8f9 70%,
    #5eead4 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
}

.sd-footer .sd-logo-dev {
  background: linear-gradient(102deg, #22d3ee 0%, #a5b4fc 35%, #c4b5fd 65%, #99f6e4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent !important;
}

.sd-footer .sd-logo-tag {
  color: rgba(255, 255, 255, 0.45) !important;
}

.sd-footer .sd-footer-heading {
  font-family: var(--sd-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92) !important;
}

.sd-footer a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  transition: color 0.2s var(--sd-ease);
}

.sd-footer a:hover {
  color: #fff;
}

.sd-social a {
  display: inline-flex;
  width: 2.35rem;
  height: 2.35rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--sd-radius);
  background: rgba(255, 255, 255, 0.06);
  margin-right: 0.4rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.2s var(--sd-ease), transform 0.2s var(--sd-ease);
}

.sd-social a:hover {
  background: var(--sd-accent);
  border-color: transparent;
  transform: translateY(-2px);
}

.sd-footer-rule {
  border-color: rgba(255, 255, 255, 0.08) !important;
}

/* Scroll */
.sd-scroll-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 1080;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--sd-radius);
  border: none;
  background: linear-gradient(135deg, var(--sd-accent), var(--sd-accent-deep));
  color: #fff;
  box-shadow: 0 4px 20px var(--sd-accent-glow);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--sd-ease), visibility 0.25s var(--sd-ease), transform 0.2s var(--sd-ease);
}

.sd-scroll-top:hover {
  transform: translateY(-2px);
}

.sd-scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.sd-scroll-top.is-visible::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  border: 2px solid rgba(99, 102, 241, 0.35);
  animation: sd-scroll-ring 2s ease-out infinite;
  pointer-events: none;
}

@keyframes sd-scroll-ring {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.35);
    opacity: 0;
  }
}

/* About — lead cards (spacious, no clipping) */
.sd-about-lead {
  overflow: visible;
  padding-bottom: 4.5rem;
}

.sd-about-lead__inner {
  max-width: 1180px;
  padding-top: 0;
}

.sd-about-lead__pair > [class*="col-"] {
  min-width: 0;
}

.sd-about-card {
  position: relative;
  z-index: 2;
  border: 1px solid rgba(99, 102, 241, 0.14);
  border-radius: calc(var(--sd-radius-xl) + 4px);
  background: linear-gradient(165deg, var(--sd-card-bg-start) 0%, var(--sd-card-bg-mid) 38%, var(--sd-card-bg-end) 100%);
  box-shadow:
    0 1px 0 var(--sd-card-highlight) inset,
    0 10px 36px rgba(15, 23, 42, 0.07),
    0 2px 8px rgba(99, 102, 241, 0.06);
  transition: transform 0.45s var(--sd-ease-out-expo), box-shadow 0.45s var(--sd-ease), border-color 0.3s var(--sd-ease);
  transform-style: preserve-3d;
  overflow: hidden;
  max-width: 100%;
}

.sd-about-card--lift {
  margin-top: 0;
}

.sd-about-lead__services {
  margin-top: 1.5rem;
}

@media (min-width: 992px) {
  .sd-about-lead__services {
    margin-top: 2rem;
  }
}

.sd-about-card--services {
  margin-top: 0;
}

.sd-about-card__pad {
  padding: 1.75rem 1.5rem 2rem;
}

@media (min-width: 992px) {
  .sd-about-card__pad {
    padding: 2rem 1.85rem 2.25rem;
  }
}

.sd-about-card__pad--tall {
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding-top: 2rem;
  padding-left: 1.65rem;
  padding-right: 1.65rem;
  padding-bottom: 2.65rem;
}

@media (min-width: 992px) {
  .sd-about-card__pad--tall {
    padding-top: 2.25rem;
    padding-left: 2rem;
    padding-right: 2rem;
    padding-bottom: 3rem;
  }
}

.sd-about-card__pad--tall .sd-about-card__text {
  flex: 1 1 auto;
  min-width: 0;
  margin-top: 0;
  margin-bottom: 0;
  padding-bottom: 0.35rem;
}

.sd-about-card__pad--wide {
  padding: 2rem 1.5rem 2.5rem;
}

@media (min-width: 992px) {
  .sd-about-card__pad--wide {
    padding: 2.35rem 2.25rem 2.85rem;
  }
}

.sd-about-card__pad--wide .sd-about-card__list--grid {
  margin-bottom: 0.5rem;
}

.sd-about-card__title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--sd-ink);
  margin-bottom: 1.1rem;
  margin-top: 0;
  line-height: 1.3;
}

.sd-about-card__pad--tall .card-accent {
  margin-bottom: 1rem;
}

.sd-about-card__text {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--sd-muted);
  overflow-wrap: anywhere;
  word-break: break-word;
  max-width: 100%;
}

.sd-about-card__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.sd-about-card__list--grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .sd-about-card__list--grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.25rem;
  }
}

.sd-about-card__list-item {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 1rem 1.15rem;
  border-radius: var(--sd-radius-lg);
  background: var(--sd-list-item-bg);
  border: 1px solid rgba(99, 102, 241, 0.12);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--sd-muted);
  min-height: 100%;
  box-sizing: border-box;
}

.sd-about-card__list--grid .sd-about-card__list-item {
  transition: transform 0.25s var(--sd-ease), box-shadow 0.25s var(--sd-ease), border-color 0.25s var(--sd-ease);
}

@media (hover: hover) {
  .sd-about-card__list--grid .sd-about-card__list-item:hover {
    transform: translateY(-2px);
    border-color: rgba(99, 102, 241, 0.22);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.1);
  }
}

.sd-about-card__list-icon {
  flex-shrink: 0;
  margin-top: 0.15rem;
  font-size: 0.95rem;
}

.sd-about-card__list-text {
  flex: 1;
  min-width: 0;
}

.sd-about-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 1px 0 var(--sd-card-highlight) inset,
    0 20px 50px rgba(15, 23, 42, 0.1),
    0 8px 24px rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.22);
}

.sd-about-card .card-accent {
  width: 3rem;
  height: 4px;
  background: linear-gradient(90deg, var(--sd-accent), var(--sd-teal));
  border-radius: 3px;
  margin-bottom: 1.15rem;
}

.sd-about-card--services .card-accent {
  margin-bottom: 0;
}

/* About — differentiators: column min-width fixes flex overflow; copy stays in grid */
.sd-about-split .row > [class*="col-"] {
  min-width: 0;
}

.sd-about-split__copy {
  margin-bottom: 0.25rem;
  max-width: 100%;
}

.sd-about-split__intro {
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.sd-accordion-pro {
  border-radius: var(--sd-radius-xl) !important;
  overflow: hidden;
  border: 1px solid var(--sd-line) !important;
  box-shadow: var(--sd-shadow-lg);
}

.sd-accordion-pro__item + .sd-accordion-pro__item {
  border-top: 1px solid var(--sd-line) !important;
}

.sd-accordion-pro__btn {
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.45;
  padding: 1.2rem 1.35rem;
  background: var(--sd-surface);
  color: var(--sd-ink-soft);
  white-space: normal;
}

.sd-accordion-pro__btn:not(.collapsed) {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.06) 0%, var(--sd-surface) 100%);
  color: var(--sd-ink);
}

.sd-accordion-pro__body {
  font-size: 1rem;
  line-height: 1.75;
  padding: 0 1.35rem 1.5rem;
  overflow-wrap: anywhere;
  word-break: break-word;
  max-width: 100%;
}

.sd-milestone-block {
  padding: 1.75rem 1.5rem;
  border-radius: var(--sd-radius-xl);
  background: var(--sd-gradient-milestone);
  border: 1px solid var(--sd-line);
  box-shadow: var(--sd-shadow);
  transition: box-shadow 0.3s var(--sd-ease), transform 0.3s var(--sd-ease);
}

.sd-milestone-block:hover {
  box-shadow: var(--sd-shadow-lg);
  transform: translateY(-3px);
}

.sd-milestone-block__label {
  margin-top: 0.65rem;
  font-size: 0.95rem;
  line-height: 1.5;
}

.sd-stat {
  font-size: clamp(2rem, 4vw, 2.85rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--sd-accent), var(--sd-teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.15;
}

.sd-contact-card {
  border: 1px solid var(--sd-line);
  border-radius: var(--sd-radius-xl);
  box-shadow: var(--sd-shadow-3d);
  background: var(--sd-gradient-contact);
  transition: transform 0.45s var(--sd-ease-out-expo), box-shadow 0.4s var(--sd-ease);
}

.sd-contact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--sd-shadow-3d-hover);
}

.form-control:focus {
  border-color: var(--sd-accent);
  box-shadow: 0 0 0 3px var(--sd-accent-soft);
}

/* Accordions — wrap long titles without shrinking body copy */
.sd-body .accordion-button:not(.sd-accordion-pro__btn) {
  white-space: normal;
  line-height: 1.45;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

/* Contact / sidebar: natural line breaks, full text visible */
.sd-contact-card .d-flex.gap-2 > span,
.sd-contact-card .d-flex.gap-2 > a,
.sd-main .list-unstyled .d-flex.gap-2 > span,
.sd-main .list-unstyled .d-flex.gap-2 > a {
  min-width: 0;
}

.sd-main .list-unstyled .d-flex.gap-2 {
  align-items: flex-start;
}

.sd-main .list-unstyled .d-flex.gap-2 .bi {
  margin-top: 0.15em;
  flex-shrink: 0;
}

.text-primary {
  color: var(--sd-accent) !important;
}

/* Client logos row (decorative) */
.sd-client-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.sd-client-chip {
  font-family: var(--sd-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  background: var(--sd-gradient-chip);
  border: 1px solid var(--sd-line);
  color: var(--sd-muted);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  transition: transform 0.3s var(--sd-ease-spring), box-shadow 0.25s var(--sd-ease), border-color 0.25s var(--sd-ease), color 0.2s var(--sd-ease);
}

.sd-client-chip:hover {
  transform: translateY(-3px) scale(1.03);
  border-color: rgba(99, 102, 241, 0.25);
  color: var(--sd-accent);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.12);
}

/* Reveal on scroll */
.sd-reveal {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
  transition: opacity 0.85s var(--sd-ease-out-expo), transform 0.85s var(--sd-ease-out-expo);
  filter: blur(2px);
}

.sd-reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  filter: none;
}

/* Perspective only where card/process 3D hovers need it — skip accordion & mixed layouts */
section.sd-reveal .row.g-4:has(.sd-card-service),
section.sd-reveal .row.g-4:has(.sd-process-step),
section.sd-reveal .row.g-5:has(.sd-card-service),
section.sd-reveal .row.g-5:has(.sd-process-step) {
  perspective: var(--sd-perspective);
}

.sd-reveal.is-visible .row.g-4 > [class*="col-"],
.sd-reveal.is-visible .row.g-5 > [class*="col-"] {
  animation: sd-rise-stagger 0.75s var(--sd-ease-out-expo) backwards;
}

.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(1),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(1) {
  animation-delay: 0.04s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(2),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(2) {
  animation-delay: 0.1s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(3),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(3) {
  animation-delay: 0.16s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(4),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(4) {
  animation-delay: 0.22s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(5),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(5) {
  animation-delay: 0.28s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(6),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(6) {
  animation-delay: 0.34s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(7),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(7) {
  animation-delay: 0.4s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(8),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(8) {
  animation-delay: 0.46s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(9),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(9) {
  animation-delay: 0.52s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(10),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(10) {
  animation-delay: 0.58s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(11),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(11) {
  animation-delay: 0.64s;
}
.sd-reveal.is-visible .row.g-4 > [class*="col-"]:nth-child(12),
.sd-reveal.is-visible .row.g-5 > [class*="col-"]:nth-child(12) {
  animation-delay: 0.7s;
}

@media (prefers-reduced-motion: reduce) {
  .sd-reveal {
    opacity: 1;
    transform: none;
    transition: none;
    filter: none;
  }
  .sd-reveal.is-visible .row.g-4 > [class*="col-"],
  .sd-reveal.is-visible .row.g-5 > [class*="col-"] {
    animation: none !important;
  }
  .sd-blob,
  .sd-hero::after,
  .sd-trust-strip::before,
  .sd-cta-band::before,
  .sd-text-gradient,
  .sd-logo-mark {
    animation: none !important;
  }
  .sd-process {
    animation: none !important;
    background-size: 100% 100%;
  }
  .sd-card-service:hover,
  .sd-portfolio:hover,
  .sd-btn-accent:hover,
  .sd-btn-ghost:hover,
  .sd-process-step:hover,
  .sd-quote-card:hover,
  .sd-team-card:hover .sd-team-photo,
  .sd-about-card:hover,
  .sd-pill:hover,
  .sd-client-chip:hover,
  .sd-trust-item:hover,
  .sd-contact-card:hover,
  .sd-milestone-block:hover {
    transform: none;
  }
  .sd-about-card__list--grid .sd-about-card__list-item:hover {
    transform: none;
  }
  .navbar-brand:hover .sd-logo-mark {
    transform: none;
  }
  .sd-hero-carousel-shell:hover {
    transform: none;
  }
  .sd-about-carousel:hover {
    transform: none;
  }
  .sd-portfolio-carousel:hover .sd-portfolio-carousel__inner {
    transform: none;
  }
  .sd-scroll-top.is-visible::after {
    animation: none;
    display: none;
  }
  .carousel-item {
    transition: none !important;
  }
}

.sd-img-elevated {
  border-radius: var(--sd-radius-xl);
  box-shadow: var(--sd-shadow-lg);
  border: 1px solid var(--sd-line);
}

/* Home — clients band */
.sd-clients-pro__bullets {
  max-width: 22rem;
}

.sd-clients-pro__bullets li {
  line-height: 1.55;
}

.sd-clients-pro__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

@media (min-width: 576px) {
  .sd-clients-pro__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.sd-clients-pro__tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.65rem;
  padding: 1.15rem 0.85rem;
  border-radius: var(--sd-radius-lg);
  background: var(--sd-gradient-clients-tile);
  border: 1px solid rgba(99, 102, 241, 0.12);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
  transition: transform 0.3s var(--sd-ease-spring), box-shadow 0.3s var(--sd-ease), border-color 0.25s var(--sd-ease);
  min-height: 100%;
}

@media (hover: hover) {
  .sd-clients-pro__tile:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.22);
  }
}

.sd-clients-pro__tile-icon {
  width: 2.65rem;
  height: 2.65rem;
  border-radius: var(--sd-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--sd-accent);
  background: linear-gradient(145deg, var(--sd-accent-soft), var(--sd-teal-soft));
}

.sd-clients-pro__tile-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--sd-ink-soft);
  line-height: 1.35;
}

.sd-clients-pro__footnote {
  line-height: 1.5;
}

/* Home — leadership */
.sd-leadership-pro {
  background: var(--sd-gradient-leadership);
  border-top: 1px solid var(--sd-line);
}

.sd-team-card-pro {
  text-align: center;
}

.sd-team-card-pro__shell {
  position: relative;
  padding: 4px;
  border-radius: calc(var(--sd-radius-xl) + 4px);
  background: linear-gradient(135deg, var(--sd-accent), #818cf8 45%, var(--sd-teal) 100%);
  box-shadow: 0 12px 36px rgba(99, 102, 241, 0.15);
  margin-bottom: 0.25rem;
  transition: transform 0.4s var(--sd-ease-out-expo), box-shadow 0.4s var(--sd-ease);
}

.sd-team-card-pro .sd-team-photo {
  margin: 0;
  padding: 0;
  border-radius: calc(var(--sd-radius-xl) - 2px);
  background: var(--sd-surface);
  box-shadow: none;
  overflow: hidden;
}

.sd-team-card-pro .sd-team-photo img {
  border-radius: 0;
}

.sd-team-card-pro:hover .sd-team-photo {
  transform: none;
}

@media (hover: hover) {
  .sd-team-card-pro:hover .sd-team-card-pro__shell {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 20px 48px rgba(99, 102, 241, 0.22);
  }
}

.sd-leadership-pro__empty {
  border-radius: var(--sd-radius-xl);
  background: var(--sd-surface);
  border: 1px dashed rgba(99, 102, 241, 0.25) !important;
}

@media (prefers-reduced-motion: reduce) {
  .sd-clients-pro__tile:hover,
  .sd-team-card-pro:hover .sd-team-card-pro__shell {
    transform: none;
  }
}

/* Honeypot */
.sd-honeypot {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}