/* Optimus Digital Solutions — light default, brand blue #0048ff */
:root {
  --brand: #0048ff;
  --brand-bright: #1a5dff;
  --brand-dark: #0036cc;
  --navy: #001a66;
  --navy-deep: #001a66;
  --navy-card: #ffffff;
  --navy-elevated: #ffffff;
  --yellow: #0048ff;
  --yellow-bright: #1a5dff;
  --bg: #f5f7fb;
  --bg-elevated: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #eef2f9;
  --border: rgba(0, 0, 0, 0.1);
  --border-strong: rgba(0, 72, 255, 0.28);
  --text: #0a0a0a;
  --text-muted: #4a5672;
  --accent: #0048ff;
  --accent-strong: #0036cc;
  --accent-text: #ffffff;
  --accent-soft: rgba(0, 72, 255, 0.12);
  --gold: #0048ff;
  --green: #34d399;
  --pink: #f472b6;
  --cyan: #22d3ee;
  --orange: #fb923c;
  --violet: #a78bfa;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --container: 1120px;
  --header-bg: rgba(255, 255, 255, 0.94);
  --nav-mobile-bg: rgba(255, 255, 255, 0.98);
  --footer-bg: #ffffff;
  --input-bg: #ffffff;
  --code-bg: #f8fafc;
  --code-text: #1e293b;
  --nav-hover-bg: rgba(0, 0, 0, 0.05);
  --header-h: 76px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: light;
}

html[data-theme="dark"] {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.6em;
  font-weight: 700;
}

p {
  margin: 0 0 1em;
}

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.page-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 38% at 72% 8%, rgba(0, 72, 255, 0.16), transparent 55%),
    radial-gradient(ellipse 40% 30% at 12% 42%, rgba(0, 72, 255, 0.06), transparent 50%),
    radial-gradient(circle at 85% 85%, rgba(255, 255, 255, 0.95), transparent 40%);
  z-index: -2;
}

.page-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 72, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 72, 255, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  z-index: -1;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
}

.header-end {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-elevated);
  color: var(--accent);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.theme-toggle:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.theme-toggle .icon-sun {
  display: none;
}

.theme-toggle .icon-moon {
  display: block;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.brand-sub {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 600;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link {
  padding: 0.45rem 1rem;
  border-radius: 999px;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.92rem;
  transition: background 0.2s, color 0.2s;
}

.nav-link:hover {
  color: var(--text);
  background: var(--nav-hover-bg);
}

.nav-link.is-active {
  color: var(--accent-text);
  background: var(--accent);
  box-shadow: 0 0 24px rgba(0, 72, 255, 0.35);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-elevated);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-sm {
  padding: 3.5rem 0;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(10, 22, 40, 0.7);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.9rem 1.5rem;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 700;
  font-family: var(--font-display);
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--accent-text);
  box-shadow: 0 12px 30px rgba(0, 72, 255, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 16px 40px rgba(0, 72, 255, 0.42);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn svg {
  width: 18px;
  height: 18px;
}

/* Hero */
.hero {
  padding: 4rem 0 5rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 5.5vw, 3.6rem);
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  animation: rise 0.8s ease both;
}

.hero-copy p {
  font-size: 1.12rem;
  color: var(--text-muted);
  max-width: 34rem;
  animation: rise 0.9s ease 0.1s both;
}

.hero-actions {
  margin-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  animation: rise 1s ease 0.18s both;
}

.code-window {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  animation: float-in 1s ease 0.15s both;
}

.code-toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--border);
}

.dots {
  display: flex;
  gap: 6px;
}

.dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dots .r { background: #ff5f57; }
.dots .y { background: #febc2e; }
.dots .g { background: #28c840; }

.code-tab {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
}

.code-body {
  margin: 0;
  padding: 1.25rem 1.35rem 1.5rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.82rem;
  line-height: 1.65;
  overflow-x: auto;
  color: var(--code-text);
}

.code-body .kw { color: #c792ea; }
.code-body .fn { color: #82aaff; }
.code-body .str { color: #c3e88d; }
.code-body .tag { color: #f07178; }
.code-body .attr { color: #ffcb6b; }
.code-body .cm { color: #546e7a; }

.code-status {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
  font-size: 0.8rem;
}

.status-ok {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--green);
  font-weight: 600;
}

.status-tags {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  color: var(--text-muted);
}

.status-tags span {
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}

/* Cards & grids */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  background: var(--bg-card-hover);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.stat-card {
  text-align: left;
  padding: 1.35rem 1.25rem;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.2rem;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.about-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: stretch;
}

.expertise-card {
  background: linear-gradient(145deg, #0048ff, #001a66);
  border: 1px solid var(--border-strong);
  color: #fff;
}

.expertise-card:hover {
  background: linear-gradient(145deg, #1a5dff, #002080);
  transform: translateY(-3px);
}

.expertise-card h3 {
  margin-bottom: 0.5rem;
}

.expertise-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem 1rem;
  margin-top: 1.25rem;
}

.expertise-list li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  font-size: 0.92rem;
}

.expertise-list svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.icon-box {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.icon-box svg {
  width: 22px;
  height: 22px;
}

.icon-box.blue { background: rgba(0, 72, 255, 0.18); color: var(--accent); }
.icon-box.green { background: rgba(52, 211, 153, 0.18); color: var(--green); }
.icon-box.violet { background: rgba(167, 139, 250, 0.2); color: var(--violet); }
.icon-box.orange { background: rgba(251, 146, 60, 0.2); color: var(--orange); }
.icon-box.pink { background: linear-gradient(135deg, #f472b6, #a78bfa); color: #fff; }
.icon-box.cyan { background: linear-gradient(135deg, #0048ff, #1a5dff); color: var(--accent-text); }
.icon-box.brand-grad { background: linear-gradient(135deg, #fb923c, #ef4444); color: #fff; }

.card-row {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-card {
  position: relative;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.service-card .timeframe {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(0, 72, 255, 0.28);
}

.service-card h3 {
  margin: 1rem 0 0.6rem;
  font-size: 1.2rem;
}

.service-card p {
  color: var(--text-muted);
  flex: 1;
  font-size: 0.95rem;
}

.feature-pills {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 1rem;
}

.feature-pills li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 600;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.pink { background: var(--pink); }
.dot.cyan { background: var(--cyan); }
.dot.orange { background: var(--orange); }
.dot.blue { background: var(--accent); }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.technologies-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.tech-card h3 {
  margin: 0.85rem 0 0.5rem;
  font-size: 1.2rem;
}

.tech-card p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.95rem;
}

.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
}

.tech-stack-item {
  display: grid;
  place-items: center;
  min-height: 64px;
  padding: 0.9rem 1rem;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}

.tech-stack-item:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.value-card {
  position: relative;
  overflow: hidden;
}

.value-card .quote-mark {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  width: 36px;
  height: 36px;
  color: var(--accent);
  opacity: 0.2;
}

.value-card.green .quote-mark { color: var(--green); }
.value-card.violet .quote-mark { color: var(--violet); }

.value-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.value-card p {
  color: var(--text-muted);
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.team-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.team-card.is-highlight {
  background: linear-gradient(145deg, #0048ff, #001a66);
  border-color: var(--border-strong);
}

.team-top {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  background: #1a2744;
  border: 3px solid var(--accent);
  flex-shrink: 0;
}

.avatar.ring-gold { border-color: var(--gold); }
.avatar.ring-green { border-color: var(--green); }
.avatar.ring-blue { border-color: #93c5fd; }

.avatar--photo,
.person-avatar--photo {
  padding: 0;
  overflow: hidden;
  background: transparent;
}

.avatar--photo img,
.person-avatar--photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-thumb {
  margin: -1.5rem -1.5rem 1rem;
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
  aspect-ratio: 16 / 9;
  background: rgba(0, 0, 0, 0.2);
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.team-card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.team-role {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.team-card.is-highlight .team-role {
  color: #dbeafe;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-tags span {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

.team-card.is-highlight .skill-tags span {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.2);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.testimonial-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.stars {
  color: var(--gold);
  letter-spacing: 2px;
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.testimonial-card .quote-mark {
  position: absolute;
  top: 1.1rem;
  right: 1.2rem;
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.testimonial-card blockquote {
  margin: 0 0 1.25rem;
  color: var(--text);
  font-size: 0.95rem;
  flex: 1;
}

.person {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: auto;
}

.person-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #1a2744;
  border: 2px solid var(--border-strong);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--accent);
}

.person strong {
  display: block;
  font-size: 0.95rem;
}

.person span {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.clients-section .section-head {
  margin-bottom: 2rem;
}

.clients-featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.clients-extra-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 0.75rem;
}

.client-showcase-card,
.client-marquee-card {
  background: #ffffff;
  border-radius: 16px;
  min-height: 96px;
  display: grid;
  place-items: center;
  padding: 1.15rem 1.35rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 8px 24px rgba(1, 11, 67, 0.08);
}

.client-marquee-card {
  min-width: 180px;
  width: 180px;
  flex-shrink: 0;
}

.client-logo--showcase {
  width: 100%;
  max-width: 140px;
  height: auto;
  min-height: 48px;
  border-radius: 0;
  border: none;
  background: transparent;
  font-size: 1.35rem;
}

.client-logo--showcase img {
  width: 100%;
  max-height: 52px;
  object-fit: contain;
  display: block;
}

.clients-marquee {
  overflow: hidden;
  width: 100%;
  padding: 0.5rem 0 0.75rem;
  margin-top: 0.5rem;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.clients-marquee__track {
  display: flex;
  width: max-content;
  animation: clients-marquee 34s linear infinite;
}

.clients-marquee:hover .clients-marquee__track {
  animation-play-state: paused;
}

.clients-marquee__group {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  padding-right: 1rem;
}

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

.client-logo {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  background: rgba(0, 72, 255, 0.12);
  border: 1px solid var(--border-strong);
  color: var(--accent);
}

.client-logo--image {
  padding: 0;
  overflow: hidden;
  background: #fff;
}

.client-logo--image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Portfolio showcase */
.portfolio-showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.portfolio-showcase-card {
  padding: 0;
  overflow: hidden;
  background: #ffffff;
  color: #0f172a;
  border-color: rgba(15, 23, 42, 0.08);
  box-shadow: 0 10px 30px rgba(1, 11, 67, 0.08);
}

.portfolio-showcase-card:hover {
  background: #ffffff;
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(1, 11, 67, 0.12);
}

.portfolio-showcase-card__media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #eef2f8;
}

.portfolio-showcase-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-showcase-card__media.is-placeholder[data-style="purple"] {
  background: linear-gradient(160deg, #5b21b6, #7c3aed);
}

.portfolio-showcase-card__media.is-placeholder[data-style="cyan"] {
  background: linear-gradient(160deg, #0e7490, #0891b2);
}

.portfolio-showcase-card__media.is-placeholder[data-style="blue"] {
  background: linear-gradient(160deg, #1d4ed8, #2563eb);
}

.portfolio-showcase-card__media.is-placeholder[data-style="orange"] {
  background: linear-gradient(160deg, #c2410c, #ea580c);
}

.portfolio-showcase-card__media.is-placeholder[data-style="light"] {
  background: linear-gradient(160deg, #e8eef8, #f8fafc);
}

.portfolio-showcase-card__media.is-placeholder[data-style="dark"] {
  background: linear-gradient(160deg, #1e293b, #334155);
}

.portfolio-showcase-card__placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.9);
}

.portfolio-showcase-card__body {
  padding: 1.1rem 1.25rem 1.35rem;
}

.portfolio-showcase-card__body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.08rem;
  color: #0f172a;
}

.portfolio-showcase-card__body p {
  margin: 0;
  color: #64748b;
  font-size: 0.9rem;
  line-height: 1.55;
}

.portfolio-showcase-card[data-category].is-hidden {
  display: none;
}

/* Products */
.products-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 820px;
  margin: 0 auto;
}

.product-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}

.product-item:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.product-item__icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.product-item__icon svg {
  width: 24px;
  height: 24px;
}

.product-item__content {
  flex: 1;
  min-width: 0;
}

.product-item__content h3 {
  margin: 0 0 0.2rem;
  font-size: 1.02rem;
}

.product-item__content p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.product-item__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.88rem;
  white-space: nowrap;
}

.product-item__link svg {
  width: 16px;
  height: 16px;
}

@media (min-width: 981px) {
  .clients-featured-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* Portfolio */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

.filter-btn.is-active {
  background: var(--accent);
  color: var(--accent-text);
  border-color: transparent;
  box-shadow: 0 0 24px rgba(0, 72, 255, 0.38);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.project-card {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.project-card[data-style="purple"] {
  background: linear-gradient(160deg, #5b21b6, #7c3aed 45%, #312e81);
  border-color: transparent;
}

.project-card[data-style="cyan"] {
  background: linear-gradient(160deg, #0e7490, #0891b2);
  border-color: transparent;
}

.project-card[data-style="blue"] {
  background: linear-gradient(160deg, #1d4ed8, #2563eb);
  border-color: transparent;
}

.project-card[data-style="orange"] {
  background: linear-gradient(160deg, #c2410c, #ea580c);
  border-color: transparent;
}

.project-card[data-style="light"] {
  background: linear-gradient(160deg, #e8eef8, #f8fafc);
  color: #0f172a;
  border-color: transparent;
}

.project-card[data-style="light"] p,
.project-card[data-style="light"] .project-tag {
  color: #475569;
}

.project-card[data-style="light"] .check-list li {
  background: rgba(15, 23, 42, 0.06);
  border-color: rgba(15, 23, 42, 0.08);
  color: #0f172a;
}

.project-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 0.5rem;
}

.project-card h3 {
  font-size: 1.25rem;
}

.project-card p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.92rem;
}

.project-card[data-category].is-hidden {
  display: none;
}

.check-list {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4rem 0.65rem;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.check-list svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
}

.form-card,
.office-panel {
  padding: 1.75rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.45rem;
}

.form-group label .req {
  color: var(--accent);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 72, 255, 0.2);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.office-card {
  display: flex;
  gap: 1rem;
  padding: 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
  margin-top: 1rem;
}

.office-card h4 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.office-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.flash {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1.1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-weight: 600;
}

.flash-success {
  background: rgba(52, 211, 153, 0.12);
  border-color: rgba(52, 211, 153, 0.35);
  color: var(--green);
}

.flash-error {
  background: rgba(248, 113, 113, 0.12);
  border-color: rgba(248, 113, 113, 0.35);
  color: #f87171;
}

/* Footer */
.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--border);
  background: var(--footer-bg);
  padding: 3.5rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 1rem;
  max-width: 28rem;
}

.site-footer h3 {
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  color: var(--text-muted);
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.chat-fab {
  position: fixed;
  right: 1.4rem;
  bottom: 1.4rem;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), var(--accent-strong));
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(0, 72, 255, 0.35);
  z-index: 40;
  transition: transform 0.2s;
}

.chat-fab:hover {
  transform: scale(1.06);
}

.chat-online {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  border: 2px solid var(--bg);
}

/* Motion */
@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float-in {
  from { opacity: 0; transform: translateY(24px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Page intro */
.page-intro {
  padding: 3.5rem 0 1rem;
  text-align: center;
}

.page-intro h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
}

.page-intro p {
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* Responsive */
@media (max-width: 980px) {
  .hero-grid,
  .about-layout,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .values-grid,
  .technologies-grid,
  .tech-stack-grid,
  .team-grid,
  .testimonials-grid,
  .portfolio-grid,
  .portfolio-showcase-grid,
  .clients-featured-grid,
  .clients-extra-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .site-nav {
    position: absolute;
    top: calc(var(--header-h) + 1px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    padding: 1rem;
    background: var(--nav-mobile-bg);
    border-bottom: 1px solid var(--border);
    gap: 0.35rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-link {
    width: 100%;
    text-align: center;
    padding: 0.85rem;
  }

  .services-grid,
  .values-grid,
  .technologies-grid,
  .tech-stack-grid,
  .team-grid,
  .testimonials-grid,
  .portfolio-grid,
  .portfolio-showcase-grid,
  .clients-featured-grid,
  .clients-extra-grid,
  .stats-grid,
  .split-grid,
  .expertise-list,
  .form-row {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2rem;
  }

  .hero-copy h1 {
    font-size: 2.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .clients-marquee__track {
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    gap: 1rem;
  }

  .clients-marquee__group[aria-hidden="true"] {
    display: none;
  }

  .clients-marquee {
    mask-image: none;
    -webkit-mask-image: none;
  }
}

/* ── Dark mode ── */
html[data-theme="dark"] {
  --bg: #000000;
  --bg-elevated: #08080c;
  --bg-card: #0c0c10;
  --bg-card-hover: #12121a;
  --border: rgba(0, 72, 255, 0.18);
  --border-strong: rgba(0, 72, 255, 0.42);
  --text: #ffffff;
  --text-muted: #9ca3af;
  --accent: #0048ff;
  --accent-strong: #1a5dff;
  --accent-text: #ffffff;
  --accent-soft: rgba(0, 72, 255, 0.14);
  --gold: #0048ff;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  --header-bg: rgba(0, 0, 0, 0.88);
  --nav-mobile-bg: rgba(0, 0, 0, 0.97);
  --footer-bg: rgba(0, 0, 0, 0.85);
  --input-bg: rgba(255, 255, 255, 0.06);
  --nav-hover-bg: rgba(255, 255, 255, 0.04);
  --code-bg: var(--bg-elevated);
  --code-text: #c8d6ef;
}

html[data-theme="dark"] .page-glow {
  background:
    radial-gradient(ellipse 60% 40% at 70% 10%, rgba(0, 72, 255, 0.14), transparent 55%),
    radial-gradient(ellipse 40% 30% at 15% 40%, rgba(0, 72, 255, 0.06), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 0, 0, 0.9), transparent 40%);
}

html[data-theme="dark"] .page-grid {
  background-image:
    linear-gradient(rgba(0, 72, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 72, 255, 0.05) 1px, transparent 1px);
}

html[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

html[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

/* Typography: deep blue headings, logo blue accents */
html[data-theme="light"] h1,
html[data-theme="light"] h2,
html[data-theme="light"] h3,
html[data-theme="light"] h4,
html[data-theme="light"] .brand-name,
html[data-theme="light"] .hero-copy h1,
html[data-theme="light"] .page-intro h1,
html[data-theme="light"] .section-head h2 {
  color: #001a66;
}

html[data-theme="light"] .accent {
  color: #0048ff;
}

html[data-theme="light"] .brand-sub {
  color: #0048ff;
}

html[data-theme="light"] .muted,
html[data-theme="light"] .section-head p,
html[data-theme="light"] .page-intro p,
html[data-theme="light"] .hero-copy p {
  color: #4a5672;
}

html[data-theme="light"] .nav-link {
  color: #3d4a66;
}

html[data-theme="light"] .nav-link:hover {
  color: #001a66;
  background: rgba(0, 72, 255, 0.06);
}

html[data-theme="light"] .nav-link.is-active {
  color: #ffffff;
  background: #0048ff;
  box-shadow: 0 8px 22px rgba(0, 72, 255, 0.35);
}

html[data-theme="light"] .theme-toggle {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.2);
  color: #0048ff;
}

html[data-theme="light"] .btn-primary {
  background: linear-gradient(135deg, #0048ff, #1a5dff);
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(0, 72, 255, 0.32);
}

html[data-theme="light"] .btn-ghost {
  border-color: rgba(0, 72, 255, 0.28);
  color: #001a66;
  background: #ffffff;
}

html[data-theme="light"] .btn-ghost:hover {
  background: rgba(0, 72, 255, 0.06);
  border-color: rgba(0, 72, 255, 0.4);
}

html[data-theme="light"] .badge {
  background: rgba(0, 72, 255, 0.12);
  border-color: rgba(0, 72, 255, 0.28);
  color: #0048ff;
}

html[data-theme="light"] .stat-value {
  color: #0048ff;
}

html[data-theme="light"] .team-role {
  color: #0048ff;
}

html[data-theme="light"] .stars {
  color: #0048ff;
}

html[data-theme="light"] .filter-btn {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.14);
  color: #4a5672;
  box-shadow: 0 2px 8px rgba(0, 72, 255, 0.04);
}

html[data-theme="light"] .filter-btn:hover {
  color: #001a66;
  border-color: rgba(0, 72, 255, 0.28);
}

html[data-theme="light"] .filter-btn.is-active {
  background: #0048ff;
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 8px 22px rgba(0, 72, 255, 0.35);
}

html[data-theme="light"] .card {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.1);
  box-shadow: 0 8px 24px rgba(0, 72, 255, 0.05);
}

html[data-theme="light"] .card:hover {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.22);
  box-shadow: 0 12px 28px rgba(0, 72, 255, 0.08);
}

html[data-theme="light"] .expertise-card {
  background: linear-gradient(145deg, #0048ff, #001a66);
  border-color: rgba(0, 72, 255, 0.35);
  color: #ffffff;
}

html[data-theme="light"] .expertise-card:hover {
  background: linear-gradient(145deg, #1a5dff, #002080);
}

html[data-theme="light"] .expertise-card p,
html[data-theme="light"] .expertise-card li {
  color: rgba(255, 255, 255, 0.9);
}

html[data-theme="light"] .team-card.is-highlight {
  background: linear-gradient(145deg, #0048ff, #001a66);
  color: #ffffff;
}

html[data-theme="light"] .team-card.is-highlight h3,
html[data-theme="light"] .team-card.is-highlight .team-role {
  color: #ffffff;
}

html[data-theme="light"] .team-card.is-highlight .team-role {
  color: #c8d6ff;
}

html[data-theme="light"] .team-card.is-highlight .skill-tags span {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

html[data-theme="light"] .code-window {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.12);
  box-shadow: 0 18px 40px rgba(0, 72, 255, 0.1);
}

html[data-theme="light"] .code-toolbar {
  background: #eef2f8;
  border-bottom-color: rgba(0, 72, 255, 0.1);
}

html[data-theme="light"] .code-tab {
  background: rgba(0, 72, 255, 0.08);
  color: #4a5672;
}

html[data-theme="light"] .code-body {
  background: #fbfcfe;
  color: #1e293b;
}

html[data-theme="light"] .code-body .kw { color: #7c3aed; }
html[data-theme="light"] .code-body .fn { color: #0048ff; }
html[data-theme="light"] .code-body .str { color: #15803d; }
html[data-theme="light"] .code-body .tag { color: #dc2626; }
html[data-theme="light"] .code-body .attr { color: #b45309; }
html[data-theme="light"] .code-body .cm { color: #64748b; }

html[data-theme="light"] .code-status {
  background: #eef2f8;
  border-top-color: rgba(0, 72, 255, 0.1);
}

html[data-theme="light"] .status-tags span {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.14);
  color: #4a5672;
}

html[data-theme="light"] .feature-pills li,
html[data-theme="light"] .message-body,
html[data-theme="light"] .office-card,
html[data-theme="light"] .skill-tags span {
  background: rgba(0, 72, 255, 0.05);
  border-color: rgba(0, 72, 255, 0.12);
  color: #001a66;
}

html[data-theme="light"] .person-avatar,
html[data-theme="light"] .avatar {
  background: #eef2f9;
  color: #0048ff;
  border-color: rgba(0, 72, 255, 0.2);
}

html[data-theme="light"] .avatar--photo,
html[data-theme="light"] .person-avatar--photo {
  background: transparent;
}

html[data-theme="light"] .client-showcase-card,
html[data-theme="light"] .client-marquee-card,
html[data-theme="light"] .portfolio-showcase-card {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.08);
  box-shadow: 0 8px 24px rgba(0, 72, 255, 0.06);
}

html[data-theme="light"] .client-logo {
  background: rgba(0, 72, 255, 0.12);
  color: #0048ff;
}

html[data-theme="light"] .product-item__icon {
  background: rgba(0, 72, 255, 0.12);
  color: #0048ff;
}

html[data-theme="light"] .product-item__link {
  color: #0048ff;
}

html[data-theme="light"] .footer-links,
html[data-theme="light"] .footer-bottom,
html[data-theme="light"] .site-footer p {
  color: #4a5672;
}

html[data-theme="light"] .footer-links a:hover {
  color: #0048ff;
}

html[data-theme="light"] .site-footer {
  border-top-color: rgba(0, 72, 255, 0.12);
}

html[data-theme="light"] .chat-fab {
  background: linear-gradient(145deg, #0048ff, #1a5dff);
  color: #ffffff;
  box-shadow: 0 12px 28px rgba(0, 72, 255, 0.35);
}

html[data-theme="light"] .form-group input,
html[data-theme="light"] .form-group textarea,
html[data-theme="light"] .form-group select {
  background: #ffffff;
  border-color: rgba(0, 72, 255, 0.18);
  color: #001a66;
}

html[data-theme="light"] .form-group input:focus,
html[data-theme="light"] .form-group textarea:focus,
html[data-theme="light"] .form-group select:focus {
  border-color: #0048ff;
  box-shadow: 0 0 0 3px rgba(0, 72, 255, 0.25);
}

html[data-theme="light"] .flash-success {
  background: rgba(52, 211, 153, 0.15);
}

html[data-theme="light"] .flash-error {
  background: rgba(248, 113, 113, 0.12);
}

/* Maintenance page */
.maintenance-body {
  min-height: 100vh;
}

.maintenance-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
}

.maintenance-card {
  width: min(100%, 520px);
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow);
}

.maintenance-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.maintenance-card h1 {
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  margin: 0.75rem 0 0.85rem;
}

.maintenance-card > p {
  color: var(--text-muted);
  margin: 0;
  line-height: 1.65;
}

.maintenance-contact {
  margin-top: 1.5rem !important;
  font-size: 0.95rem;
}

.maintenance-contact a {
  color: var(--accent);
  font-weight: 700;
}