/* ============================================
   COMPONENT STYLES
   ============================================ */

/* ===========================
   NAVIGATION
   =========================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-4) 0;
  transition: all var(--duration-base) var(--ease-out);
  background: transparent;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--font-bold);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
}

.nav__logo-mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-cyan));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--font-extrabold);
  color: var(--color-white);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  transition: width var(--duration-base) var(--ease-out);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-text);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__cta {
  margin-left: var(--space-4);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: all var(--duration-base) var(--ease-out);
}

.nav__toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav__toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: var(--z-overlay);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-base) var(--ease-out);
}

.nav__mobile.open {
  opacity: 1;
  visibility: visible;
}

.nav__mobile a {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__mobile a:hover {
  color: var(--color-accent);
}

/* ===========================
   HERO
   =========================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-32) 0 var(--space-20);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__gradient {
  position: absolute;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.08;
}

.hero__gradient--1 {
  top: -200px;
  right: -200px;
  background: var(--color-accent);
}

.hero__gradient--2 {
  bottom: -300px;
  left: -200px;
  background: var(--color-cyan);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.hero__content {
  max-width: 640px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
  font-family: var(--font-mono);
}

.hero__eyebrow::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--color-accent);
}

.hero__title {
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  color: var(--color-white);
}

.hero__title span {
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__description {
  font-size: clamp(var(--text-base), 1.5vw, var(--text-lg));
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  max-width: 520px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}

.hero__socials {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.hero__social-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  transition: color var(--duration-fast) var(--ease-out);
}

.hero__social-link:hover {
  color: var(--color-accent);
}

.hero__social-link svg {
  width: 18px;
  height: 18px;
}

/* Hero Visual */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__flow {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
  max-width: 380px;
  position: relative;
}

/* Animated progress line flowing down the workflow */
.hero__flow::before {
  content: '';
  position: absolute;
  left: 26px;
  top: 56px;
  bottom: 56px;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--color-accent), var(--color-cyan), transparent);
  opacity: 0.25;
}

.hero__flow::after {
  content: '';
  position: absolute;
  left: 22px;
  top: 56px;
  width: 10px;
  height: 24px;
  border-radius: var(--radius-full);
  background: linear-gradient(to bottom, var(--color-accent), var(--color-cyan));
  filter: blur(1px);
  box-shadow: 0 0 16px var(--color-accent);
  animation: flowGradient 8s var(--ease-in-out) infinite;
  opacity: 0.8;
  z-index: 2;
}

@keyframes flowGradient {
  0%   { top: 56px; opacity: 0; }
  10%  { opacity: 0.9; }
  45%  { opacity: 0.9; }
  55%  { opacity: 0; }
  100% { top: calc(100% - 80px); opacity: 0; }
}

.hero__flow-node {
  position: relative;
  z-index: 1;
}

/* Subtle animated spotlight sweeping across each node */
.hero__flow-node::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(110deg, transparent 25%, var(--color-accent-glow-strong) 45%, transparent 60%);
  background-size: 250% 100%;
  background-position: 100% 0;
  animation: nodeShimmer 7s var(--ease-in-out) infinite;
  opacity: 0;
  pointer-events: none;
}

.hero__flow-node:nth-child(3n+1)::after { animation-delay: 0s; }
.hero__flow-node:nth-child(3n+2)::after { animation-delay: 2.3s; }
.hero__flow-node:nth-child(3n)::after   { animation-delay: 4.6s; }

@keyframes nodeShimmer {
  0%, 60% { background-position: 100% 0; opacity: 0; }
  8%, 20% { opacity: 1; }
  30%, 100% { background-position: -50% 0; opacity: 0; }
}

.hero__flow-node {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
}

.hero__flow-node:hover {
  border-color: var(--color-accent);
  background: var(--color-bg-card-hover);
  transform: translateX(8px);
  box-shadow: var(--shadow-glow);
}

.hero__flow-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--text-lg);
}

.hero__flow-icon--ops {
  background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(59,130,246,0.05));
  color: var(--color-accent);
}
.hero__flow-icon--data {
  background: linear-gradient(135deg, rgba(6,182,212,0.15), rgba(6,182,212,0.05));
  color: var(--color-cyan);
}
.hero__flow-icon--analysis {
  background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(16,185,129,0.05));
  color: var(--color-green);
}
.hero__flow-icon--auto {
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(168,85,247,0.05));
  color: #a855f7;
}
.hero__flow-icon--outcome {
  background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.05));
  color: #f59e0b;
}

.hero__flow-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

.hero__flow-sub {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  margin-top: 2px;
}

.hero__flow-arrow {
  display: flex;
  justify-content: center;
  color: var(--color-text-dim);
  opacity: 0.4;
}

.hero__flow-arrow svg {
  width: 16px;
  height: 16px;
}

/* Floating KPI Cards */
.hero__kpi {
  position: absolute;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  box-shadow: var(--shadow-md);
  animation: float 6s ease-in-out infinite;
}

.hero__kpi--1 {
  top: 10%;
  right: 5%;
  animation-delay: 0s;
}

.hero__kpi--2 {
  bottom: 15%;
  right: -5%;
  animation-delay: 2s;
}

.hero__kpi-value {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-accent);
}

.hero__kpi-label {
  color: var(--color-text-dim);
  margin-top: 2px;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-dim);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  font-family: var(--font-mono);
  transition: color var(--duration-fast) var(--ease-out);
  z-index: 1;
}

.hero__scroll:hover {
  color: var(--color-accent);
}

.hero__scroll-dot {
  width: 3px;
  height: 18px;
  border-radius: var(--radius-full);
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s var(--ease-in-out) infinite;
}

@keyframes scrollPulse {
  0%   { transform: scaleY(0.4); transform-origin: top; opacity: 0; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(0.4); transform-origin: top; opacity: 0; }
}

/* ===========================
   IMPACT BAR
   =========================== */
.impact {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
}

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

.impact__item {
  text-align: center;
  position: relative;
}

.impact__item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

.impact__number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--font-extrabold);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-2);
  font-variant-numeric: tabular-nums;
}

.impact__suffix {
  font-size: 0.6em;
  color: var(--color-accent-light);
}

.impact__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: var(--font-medium);
}

/* ===========================
   ORGANIZATIONS / ENTERPRISE EXPERIENCE
   =========================== */
.orgs-bar {
  padding: var(--space-8) 0 var(--space-10);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.orgs-bar__inner {
  text-align: center;
}

.orgs-bar__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-dim);
  margin-bottom: var(--space-6);
}

.orgs-bar__logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-8) var(--space-10);
}

.orgs-bar__item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-5);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--duration-base) var(--ease-out);
}

.orgs-bar__item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.orgs-bar__item img {
  max-height: 38px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(75%) brightness(1.2);
  transition: filter var(--duration-base) var(--ease-out);
}

.orgs-bar__item:hover img {
  filter: grayscale(0%) opacity(100%) brightness(1);
}

/* ===========================
   ABOUT
   =========================== */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.about__photo-wrap {
  position: relative;
}

.about__photo {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  position: relative;
}

.about__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,15,0.4), transparent 50%);
}

.about__photo-accent {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 120px;
  height: 120px;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-lg);
  opacity: 0.15;
  z-index: -1;
}

.about__content {
  padding-top: var(--space-8);
}

.about__text {
  margin-bottom: var(--space-6);
  font-size: var(--text-base);
}

.about__tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

/* ===========================
   PROBLEMS SOLVED
   =========================== */
.problems__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.problem-card {
  padding: var(--space-8);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
}

.problem-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.problem-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  margin-bottom: var(--space-5);
}

.problem-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-4);
}

.problem-card__problem,
.problem-card__solution {
  font-size: var(--text-sm);
  margin-bottom: var(--space-3);
}

.problem-card__problem {
  color: var(--color-text-dim);
}

.problem-card__solution {
  color: var(--color-green);
  padding-left: var(--space-4);
  position: relative;
}

.problem-card__solution::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-green);
}

.problem-card__divider {
  width: 100%;
  height: 1px;
  background: var(--color-border);
  margin: var(--space-4) 0;
}

/* ===========================
   SERVICES
   =========================== */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.service-card {
  padding: var(--space-8);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-cyan));
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

.service-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__number {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.service-card__title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.service-card__detail {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.service-card__detail strong {
  color: var(--color-text-muted);
}

/* ===========================
   PROCESS / METHODOLOGY
   =========================== */
.process__steps {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
  position: relative;
}

.process__steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-cyan), var(--color-green));
  opacity: 0.2;
}

.process__step {
  text-align: center;
  position: relative;
}

.process__step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-accent);
  position: relative;
  z-index: 1;
  transition: all var(--duration-base) var(--ease-out);
}

.process__step:hover .process__step-number {
  border-color: var(--color-accent);
  background: var(--color-accent-glow);
  box-shadow: var(--shadow-glow);
  transform: scale(1.1);
}

.process__step-title {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
}

.process__step-desc {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  line-height: var(--leading-relaxed);
}

/* ===========================
   CASE STUDIES
   =========================== */
.case-studies__featured {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.case-study {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.case-study:nth-child(even) {
  direction: rtl;
}
.case-study:nth-child(even) > * {
  direction: ltr;
}

.case-study__content {
  max-width: 520px;
}

.case-study__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.case-study__category {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent);
  font-family: var(--font-mono);
}

.case-study__tech {
  display: flex;
  gap: var(--space-2);
}

.case-study__title {
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  font-weight: var(--font-bold);
  margin-bottom: var(--space-4);
  line-height: var(--leading-snug);
}

.case-study__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.case-study__metric {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--color-accent-glow);
  border: 1px solid rgba(59,130,246,0.15);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
}

.case-study__metric-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  color: var(--color-accent);
}

.case-study__metric-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.case-study__image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  aspect-ratio: 16/10;
  box-shadow: var(--shadow-lg);
}

.case-study__image::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, var(--color-accent-glow-strong), transparent 40%, transparent 60%, var(--color-cyan-dim));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
  pointer-events: none;
  z-index: 2;
}

.case-study__image:hover::before {
  opacity: 1;
}

.case-study__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.case-study__image:hover img {
  transform: scale(1.03);
}

.case-study__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,15,0.7), transparent 50%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-6);
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

.case-study__image:hover .case-study__image-overlay {
  opacity: 1;
}

.case-study__hover-info {
  display: flex;
  gap: var(--space-6);
  width: 100%;
}

.case-study__hover-item {
  flex: 1;
}

.case-study__hover-label {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: 4px;
}

.case-study__hover-value {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-white);
}

/* Additional Projects */
.additional-projects {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--color-border);
}

.additional-projects__header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.additional-projects__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
}

/* Project Filter Tabs */
.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-8);
}

.project-filter-btn {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 0.5rem 1.25rem;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  font-family: var(--font-primary);
}

.project-filter-btn:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
  background: var(--color-surface);
}

.project-filter-btn.active {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  box-shadow: 0 0 15px var(--color-accent-glow);
}

.additional-projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.additional-project {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--duration-base) var(--ease-out);
}

.additional-project.is-hidden {
  display: none !important;
}

.additional-project:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.additional-project__image {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--color-surface);
  position: relative;
}

.additional-project__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.additional-project:hover .additional-project__image img {
  transform: scale(1.05);
}

.additional-project__info {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.additional-project__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
}

.additional-project__tag {
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-accent-light);
  font-family: var(--font-mono);
}

.additional-project__tag--green {
  color: var(--color-green);
  background: var(--color-green-dim);
}

.additional-project__tag--cyan {
  color: var(--color-cyan);
  background: var(--color-cyan-dim);
}

.additional-project__title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-2);
}

.additional-project__desc {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.additional-project__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.additional-project__link {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: var(--font-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.additional-project__link:hover {
  color: var(--color-accent-light);
}

/* Company Row with Logo in Experience */
.experience__company-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.experience__company-logo {
  height: 22px;
  width: auto;
  max-width: 70px;
  object-fit: contain;
  background: rgba(255,255,255,0.05);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

/* ===========================
   EXPERIENCE
   =========================== */
.experience__timeline {
  position: relative;
  padding-left: var(--space-12);
}

.experience__timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-border));
  border-radius: var(--radius-full);
}

.experience__item {
  position: relative;
  padding-bottom: var(--space-12);
  padding-left: var(--space-8);
}

.experience__item:last-child {
  padding-bottom: 0;
}

.experience__dot {
  position: absolute;
  left: calc(-1 * var(--space-12) + 1px);
  top: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-accent);
  z-index: 1;
}

.experience__item:first-child .experience__dot {
  background: var(--color-accent);
  box-shadow: 0 0 12px var(--color-accent-glow-strong);
}

.experience__date {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-accent);
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-2);
}

.experience__role {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-1);
}

.experience__company {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.experience__focus {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.experience__focus-tag {
  padding: 0.2rem 0.6rem;
  font-size: var(--text-xs);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}

/* ===========================
   SKILLS
   =========================== */
.skills__categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.skills__category-title {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-wide);
}

.skills__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.skills__item {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  cursor: default;
}

.skills__item:hover {
  background: var(--color-bg-card);
  color: var(--color-text);
}

/* ===========================
   CERTIFICATIONS
   =========================== */
.certifications__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.cert-card {
  padding: var(--space-6);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: start;
  gap: var(--space-4);
  transition: all var(--duration-base) var(--ease-out);
}

.cert-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.cert-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--text-lg);
}

.cert-card__title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-1);
}

.cert-card__issuer {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

.cert-card__type {
  display: inline-block;
  margin-top: var(--space-2);
  padding: 2px 8px;
  font-size: 10px;
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  border-radius: var(--radius-full);
  background: var(--color-accent-glow);
  color: var(--color-accent);
}

.cert-card__type--training {
  background: rgba(168,85,247,0.12);
  color: #a855f7;
}

/* ===========================
   TECHNOLOGY
   =========================== */
.tech__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.tech__group-title {
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-dim);
  margin-bottom: var(--space-5);
}

.tech__items {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.tech__item {
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  transition: all var(--duration-fast) var(--ease-out);
}

.tech__item:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-glow);
}

/* ===========================
   INSIGHTS
   =========================== */
.insights__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.insight-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-base) var(--ease-out);
}

.insight-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.insight-card__body {
  padding: var(--space-6);
}

.insight-card__date {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  margin-bottom: var(--space-3);
}

.insight-card__title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.insight-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.insight-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.insight-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.insight-card__link {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: var(--font-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.insight-card__link:hover {
  color: var(--color-accent-light);
}

/* ===========================
   BRAND STATEMENT
   =========================== */
.brand-statement {
  padding: var(--space-24) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.brand-statement__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, var(--color-accent-glow) 0%, transparent 60%);
  opacity: 0.3;
}

.brand-statement__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  opacity: 0;
  animation: bgFloat 12s var(--ease-in-out) infinite;
}

@keyframes bgFloat {
  0%, 100% { transform: translateY(0); opacity: 0; }
  50% { transform: translateY(-14px); opacity: 0.5; }
}

.brand-statement__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.brand-statement__heading {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  color: var(--color-white);
}

.brand-statement__heading span {
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-statement__text {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* ===========================
   CONTACT
   =========================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact__info {
  padding-top: var(--space-4);
}

.contact__heading {
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  font-weight: var(--font-bold);
  margin-bottom: var(--space-4);
}

.contact__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

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

.contact__detail-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--text-lg);
}

.contact__detail-label {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: 2px;
}

.contact__detail-value {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
}

/* Contact Form */
.contact__form {
  padding: var(--space-8);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.85rem var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: all var(--duration-fast) var(--ease-out);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-dim);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-error {
  font-size: var(--text-xs);
  color: #ef4444;
  margin-top: var(--space-1);
  display: none;
}

.form-group.error .form-input,
.form-group.error .form-textarea {
  border-color: #ef4444;
}

.form-group.error .form-error {
  display: block;
}

.form-success {
  padding: var(--space-4);
  background: var(--color-green-dim);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--radius-md);
  color: var(--color-green);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  display: none;
}

/* ===========================
   CTA SECTION
   =========================== */
.cta-section {
  padding: var(--space-20) 0;
  text-align: center;
  position: relative;
}

.cta-section__inner {
  max-width: 700px;
  margin: 0 auto;
}

.cta-section__heading {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: var(--font-extrabold);
  margin-bottom: var(--space-4);
}

.cta-section__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ===========================
   SCROLL TO TOP
   =========================== */
.scroll-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-sticky);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--duration-base) var(--ease-out);
  box-shadow: var(--shadow-md);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-glow-strong);
}

.scroll-top svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 768px) {
  .scroll-top {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 44px;
    height: 44px;
  }
}

/* ===========================
   FOOTER
   =========================== */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-16) 0 var(--space-8);
  background: var(--color-bg-elevated);
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}

.footer__brand-name {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-3);
}

.footer__brand-desc {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  line-height: var(--leading-relaxed);
  max-width: 300px;
}

.footer__col-title {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__link:hover {
  color: var(--color-accent);
}

.footer__socials {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer__social {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-dim);
  transition: all var(--duration-fast) var(--ease-out);
}

.footer__social:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-glow);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

.footer__bottom a {
  color: var(--color-text-dim);
}

.footer__bottom a:hover {
  color: var(--color-accent);
}

/* Form Error Banner */
.form-error-banner {
  display: none;
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  color: #fca5a5;
  font-size: var(--text-sm);
  text-align: center;
}

/* Accessibility: Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  z-index: 9999;
  transition: top var(--duration-fast);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  text-decoration: none;
}

.skip-link:focus {
  top: 20px;
}