/* ==========================================================================
   SMM-Tech-Co — Design Tokens
   ========================================================================== */
:root {
  /* Color palette */
  --c-bg: #F7F9FC;
  --c-bg-alt: #EFF3F9;
  --c-navy: #0B1B36;
  --c-navy-700: #12274A;
  --c-navy-600: #1A335E;
  --c-cobalt: #2554C7;
  --c-cobalt-600: #1E45A8;
  --c-cyan: #2FBFD6;
  --c-cyan-soft: #E4F8FB;
  --c-white: #FFFFFF;
  --c-text: #101B2D;
  --c-text-muted: #57657C;
  --c-border: #E1E7F0;

  /* Type */
  --f-display: "Libre Franklin", Arial, sans-serif;
  --f-body: "Public Sans", Arial, sans-serif;

  /* Layout */
  --wrap: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-card: 0 1px 2px rgba(11,27,54,0.04), 0 12px 28px -14px rgba(11,27,54,0.16);
  --shadow-card-hover: 0 4px 10px rgba(11,27,54,0.06), 0 22px 40px -16px rgba(11,27,54,0.22);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ==========================================================================
   Reset & base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body {
  margin: 0;
  font-family: var(--f-body);
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--f-display); color: var(--c-navy); margin: 0; line-height: 1.15; }
p { margin: 0; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--c-navy);
  color: #fff;
  padding: 10px 16px;
  z-index: 999;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--c-cobalt);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-cobalt);
  color: #fff;
  box-shadow: 0 10px 24px -10px rgba(37,84,199,0.55);
}
.btn-primary:hover { background: var(--c-cobalt-600); transform: translateY(-2px); box-shadow: 0 14px 28px -10px rgba(37,84,199,0.6); }

.btn-ghost {
  background: transparent;
  color: var(--c-navy);
  border-color: var(--c-border);
}
.btn-ghost:hover { border-color: var(--c-cobalt); color: var(--c-cobalt); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--c-cobalt);
  border-color: var(--c-cobalt);
}
.btn-outline:hover { background: var(--c-cobalt); color: #fff; transform: translateY(-2px); }

.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-block { width: 100%; }

/* On dark CTA section, ghost button needs light contrast */
.cta-section .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.35); }
.cta-section .btn-ghost:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.08); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,249,252,0.85);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--c-navy);
}
.brand-mark { color: var(--c-cobalt); display: inline-flex; }
.brand-name {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.main-nav ul { display: flex; gap: 30px; }
.main-nav a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--c-text-muted);
  position: relative;
  padding: 6px 0;
  transition: color 0.2s var(--ease);
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--c-cobalt);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.main-nav a:hover, .main-nav a.active { color: var(--c-navy); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--c-navy);
  margin-inline: auto;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 18px;
  padding: 20px 24px 26px;
  border-top: 1px solid var(--c-border);
  background: var(--c-bg);
}
.mobile-nav ul { display: flex; flex-direction: column; gap: 14px; }
.mobile-nav a { font-weight: 600; font-size: 1.05rem; color: var(--c-navy); }
.mobile-nav.is-open { display: flex; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: 76px 88px;
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg) 60%, var(--c-bg-alt) 100%);
}
.hero-grid-bg {
  position: absolute;
  inset: -10% -10% auto -10%;
  height: 620px;
  background-image:
    linear-gradient(90deg, rgba(37,84,199,0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(37,84,199,0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 65% 20%, #000 40%, transparent 78%);
          mask-image: radial-gradient(ellipse 70% 60% at 65% 20%, #000 40%, transparent 78%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--c-cobalt);
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.2vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.015em;
}
.hero-sub {
  display: block;
  font-family: var(--f-body);
  font-weight: 500;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  color: var(--c-text-muted);
  margin-top: 10px;
}

.hero-lead {
  display: block;
  margin-top: 22px;
  max-width: 46ch;
  color: var(--c-text-muted);
  font-size: 1.05rem;
}

.hero-badges {
  display: flex;
  gap: 28px;
  margin-top: 34px;
}
.hero-badge {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 16px;
  border-left: 3px solid var(--c-cyan);
}
.hero-badge strong {
  font-family: var(--f-display);
  font-size: 1.6rem;
  color: var(--c-navy);
  font-weight: 800;
}
.hero-badge span { font-size: 0.85rem; color: var(--c-text-muted); }

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-top: 38px;
  flex-wrap: wrap;
}

.hero-visual { position: relative; }
.hero-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--c-border);
  clip-path: polygon(0 0, 100% 0, 100% 92%, 88% 100%, 0 100%);
}
.hero-frame img { width: 100%; height: 100%; aspect-ratio: 640 / 760; object-fit: cover; display: block; }
.hero-frame-caption {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c-text-muted);
}
.hero-frame-caption .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-cyan);
}

/* ==========================================================================
   Stats
   ========================================================================== */
.stats-section { padding-block: 0 0; margin-top: -34px; position: relative; z-index: 2; }
.stats-grid {
  background: var(--c-navy);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  box-shadow: 0 24px 50px -24px rgba(11,27,54,0.45);
}
.stat-card {
  padding: 34px 20px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.stat-card:last-child { border-right: none; }
.stat-value {
  display: block;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(2rem, 3vw, 2.5rem);
  color: #fff;
}
.stat-value--text { font-size: clamp(1.3rem, 2vw, 1.7rem); }
.stat-label { margin-top: 8px; font-size: 0.88rem; color: rgba(255,255,255,0.7); }

/* ==========================================================================
   Section heads shared
   ========================================================================== */
.section-head {
  max-width: 640px;
  margin: 0 auto 46px;
  text-align: center;
}
.section-head--left { margin: 0 0 40px; text-align: left; }
.section-head h2 {
  font-size: clamp(1.7rem, 2.6vw, 2.2rem);
  font-weight: 800;
}
.section-head p { margin-top: 12px; color: var(--c-text-muted); font-size: 1.02rem; }
.placeholder-note { font-size: 0.85rem; font-style: italic; color: var(--c-text-muted); opacity: 0.85; }

.section-cta { display: flex; justify-content: center; margin-top: 42px; }

/* ==========================================================================
   Services
   ========================================================================== */
.services-section { padding-block: 96px 84px; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.service-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(37,84,199,0.35);
}
.service-icon {
  display: inline-flex;
  width: 46px; height: 46px;
  align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--c-cyan-soft);
  color: var(--c-cobalt);
  margin-bottom: 20px;
}
.service-icon svg { width: 24px; height: 24px; }
.service-card h3 { font-size: 1.08rem; font-weight: 700; margin-bottom: 8px; }
.service-card p { color: var(--c-text-muted); font-size: 0.92rem; }
.service-card-cta { margin-top: 6px; }

/* ==========================================================================
   Projects
   ========================================================================== */
.projects-section { padding-block: 84px; background: var(--c-bg-alt); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.project-card {
  background: var(--c-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.project-thumb { overflow: hidden; aspect-ratio: 16 / 11; }
.project-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s var(--ease); }
.project-card:hover .project-thumb img { transform: scale(1.06); }
.project-body { padding: 24px 26px 28px; }
.project-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--c-cobalt);
  background: var(--c-cyan-soft);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.project-body h3 { font-size: 1.15rem; margin-bottom: 8px; }
.project-body p { color: var(--c-text-muted); font-size: 0.92rem; margin-bottom: 14px; }
.project-link {
  font-weight: 700;
  color: var(--c-navy);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.25s var(--ease), color 0.25s var(--ease);
}
.project-link:hover { color: var(--c-cobalt); gap: 8px; }

/* ==========================================================================
   Why choose us
   ========================================================================== */
.why-section { padding-block: 96px; }
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.why-card {
  padding: 28px 24px;
  border-radius: var(--radius-md);
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-cobalt);
}
.why-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.why-card p { color: var(--c-text-muted); font-size: 0.92rem; }

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonials-section { padding-block: 96px; background: var(--c-bg-alt); }
.testimonial-slider { max-width: 720px; margin: 0 auto; }
.testimonial-track {
  position: relative;
  min-height: 220px;
}
.testimonial-card {
  margin: 0;
  padding: 40px 44px;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-card);
  text-align: center;
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
  pointer-events: none;
}
.testimonial-card.is-active {
  opacity: 1;
  transform: translateX(0);
  position: relative;
  pointer-events: auto;
}
.testimonial-card blockquote {
  margin: 0 0 20px;
  font-size: 1.08rem;
  color: var(--c-navy);
  font-style: italic;
  line-height: 1.6;
}
.testimonial-card figcaption { display: flex; flex-direction: column; gap: 2px; }
.testimonial-name { font-weight: 700; }
.testimonial-role { font-size: 0.85rem; color: var(--c-text-muted); }

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 26px;
}
.testimonial-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--c-border);
  background: var(--c-white);
  font-size: 1.2rem;
  color: var(--c-navy);
  cursor: pointer;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.testimonial-btn:hover { background: var(--c-cobalt); color: #fff; border-color: var(--c-cobalt); }
.testimonial-dots { display: flex; gap: 8px; }
.testimonial-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-border);
  border: none;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.testimonial-dot.is-active { background: var(--c-cobalt); transform: scale(1.25); }

/* ==========================================================================
   Industries
   ========================================================================== */
.industries-section { padding-block: 90px; }
.industries-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.industry-chip {
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--c-navy);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}
.industry-chip:hover { border-color: var(--c-cobalt); color: var(--c-cobalt); transform: translateY(-2px); }

/* ==========================================================================
   CTA
   ========================================================================== */
.cta-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-600) 60%, var(--c-cobalt-600) 130%);
  padding-block: 96px;
}
.cta-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 60% 90% at 80% 30%, #000 30%, transparent 75%);
          mask-image: radial-gradient(ellipse 60% 90% at 80% 30%, #000 30%, transparent 75%);
}
.cta-inner { position: relative; max-width: 720px; text-align: center; margin-inline: auto; }
.cta-inner h2 { color: #fff; font-size: clamp(1.8rem, 3vw, 2.4rem); }
.cta-inner p { color: rgba(255,255,255,0.78); margin-top: 16px; font-size: 1.05rem; }
.cta-actions { display: flex; justify-content: center; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--c-navy); color: rgba(255,255,255,0.75); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-block: 64px 40px;
}
.footer-brand .brand { color: #fff; margin-bottom: 12px; }
.footer-brand .brand-mark { color: var(--c-cyan); }
.footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.6); max-width: 30ch; }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: 18px; font-family: var(--f-display); }
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a { font-size: 0.9rem; color: rgba(255,255,255,0.65); transition: color 0.2s var(--ease); }
.footer-col a:hover { color: var(--c-cyan); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-block: 22px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 420px; margin-inline: auto; order: -1; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; row-gap: 34px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card:nth-child(2) { border-right: none; }
  .stat-card { border-bottom: 1px solid rgba(255,255,255,0.1); }
  .stat-card:nth-child(3), .stat-card:nth-child(4) { border-bottom: none; }
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .header-actions .btn-primary { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav { position: absolute; top: 100%; left: 0; right: 0; }
}

@media (max-width: 720px) {
  .hero { padding-block: 48px 64px; }
  .hero-badges { flex-direction: column; gap: 16px; }
  .projects-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; border-radius: var(--radius-md); }
  .stat-card { border-right: none !important; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .stat-card:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .testimonial-card { padding: 30px 22px; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { width: 100%; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { width: 100%; }
}

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

/* ==========================================================================
   Page Hero (secondary pages, e.g. Portfolio)
   ========================================================================== */
.page-hero {
  position: relative;
  overflow: hidden;
  padding-block: 72px 56px;
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-alt) 100%);
}
.page-hero-inner {
  position: relative;
  text-align: center;
  max-width: 680px;
}
.page-hero h1 {
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  font-weight: 800;
  margin-top: 6px;
}
.hero-lead--center { margin-inline: auto; text-align: center; margin-top: 18px; }

/* ==========================================================================
   Portfolio — filter tabs
   ========================================================================== */
.portfolio-section { padding-block: 20px 96px; }

.filter-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 46px;
  justify-content: center;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.filter-tabs::-webkit-scrollbar { display: none; }

.filter-tab {
  flex: 0 0 auto;
  padding: 11px 22px;
  border-radius: 999px;
  border: 1px solid var(--c-border);
  background: var(--c-white);
  color: var(--c-text-muted);
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.filter-tab:hover { border-color: var(--c-cobalt); color: var(--c-cobalt); }
.filter-tab.is-active {
  background: var(--c-cobalt);
  border-color: var(--c-cobalt);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 10px 22px -12px rgba(37,84,199,0.55);
}

.portfolio-empty {
  text-align: center;
  color: var(--c-text-muted);
  padding-block: 40px;
}

/* Portfolio cards reuse .project-card visuals; add stagger-controlled reveal */
.portfolio-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease), box-shadow 0.3s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.portfolio-card.is-visible { opacity: 1; transform: translateY(0); }
.project-link[data-open-project] {
  background: none;
  border: none;
  padding: 0;
  font-family: var(--f-body);
  cursor: pointer;
}

/* ==========================================================================
   Lightbox
   ========================================================================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox[hidden] { display: none; }
.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11,27,54,0.6);
  backdrop-filter: blur(4px);
}
.lightbox-panel {
  position: relative;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  max-width: 760px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 30px 70px -20px rgba(11,27,54,0.5);
  animation: lightboxIn 0.3s var(--ease);
}
@keyframes lightboxIn {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.lightbox-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: none;
  background: rgba(11,27,54,0.55);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  z-index: 2;
  transition: background-color 0.25s var(--ease);
}
.lightbox-close:hover { background: var(--c-cobalt); }
.lightbox-media { background: var(--c-navy); }
.lightbox-media img { width: 100%; max-height: 360px; object-fit: contain; }

.lightbox-video { width: 100%; display: flex; justify-content: center; background: var(--c-navy); }
.lightbox-video iframe { width: 100%; height: 100%; border: 0; display: block; }
.lightbox-video--landscape { aspect-ratio: 16 / 9; max-height: 400px; }
.lightbox-video--landscape iframe { aspect-ratio: 16 / 9; }
.lightbox-video--portrait { aspect-ratio: 9 / 16; max-height: 70vh; max-width: 280px; margin-inline: auto; }
.lightbox-video--portrait iframe { aspect-ratio: 9 / 16; }
.lightbox-body { padding: 30px 34px 10px; }
.lightbox-body h3 { font-size: 1.4rem; margin: 10px 0 4px; }
.lightbox-service { color: var(--c-cobalt); font-weight: 600; font-size: 0.9rem; margin-bottom: 14px; }
.lightbox-description { color: var(--c-text-muted); font-size: 0.98rem; margin-bottom: 6px; }

.lightbox-meta {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px 16px;
  margin: 18px 0 4px;
  padding-top: 16px;
  border-top: 1px solid var(--c-border);
}
.lightbox-meta dt { font-weight: 700; color: var(--c-navy); font-size: 0.85rem; }
.lightbox-meta dd { margin: 0; color: var(--c-text-muted); font-size: 0.85rem; }

.lightbox-nav {
  display: flex;
  justify-content: space-between;
  padding: 16px 34px 26px;
}

@media (max-width: 560px) {
  .lightbox-panel { max-height: 92vh; }
  .lightbox-body { padding: 24px 20px 6px; }
  .lightbox-nav { padding: 14px 20px 22px; }
  .filter-tabs { justify-content: flex-start; }
}

/* ==========================================================================
   About Page — hero variant
   ========================================================================== */
.hero--about { padding-block: 76px 92px; }

.stats-section--standalone { margin-top: 0; padding-block: 90px 0; }

/* ==========================================================================
   Story
   ========================================================================== */
.story-section { padding-block: 90px; }
.story-inner { max-width: 900px; margin-inline: auto; }
.story-copy { display: flex; flex-direction: column; gap: 18px; }
.story-copy p { color: var(--c-text-muted); font-size: 1.04rem; max-width: 70ch; }
.story-copy p:first-child { color: var(--c-text); font-weight: 500; font-size: 1.1rem; }

/* ==========================================================================
   Timeline
   ========================================================================== */
.timeline-section { padding-block: 90px; background: var(--c-bg-alt); }
.timeline {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  padding-left: 34px;
  border-left: 2px solid var(--c-border);
}
.timeline-item { position: relative; padding-bottom: 44px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-marker {
  position: absolute;
  left: -42px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--c-white);
  border: 3px solid var(--c-cobalt);
}
.timeline-badge {
  display: inline-block;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--c-cobalt);
  background: var(--c-cyan-soft);
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.timeline-content h3 { font-size: 1.1rem; margin-bottom: 6px; }
.timeline-content p { color: var(--c-text-muted); font-size: 0.95rem; max-width: 60ch; }

/* ==========================================================================
   Core Expertise (compact list, distinct from full service cards)
   ========================================================================== */
.expertise-section { padding-block: 90px; }
.expertise-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 40px;
}
.expertise-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--c-border);
}
.expertise-icon {
  flex: 0 0 auto;
  display: inline-flex;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: 10px;
  background: var(--c-cyan-soft);
  color: var(--c-cobalt);
}
.expertise-icon svg { width: 20px; height: 20px; }
.expertise-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.expertise-item p { color: var(--c-text-muted); font-size: 0.9rem; }

/* ==========================================================================
   Mission & Vision
   ========================================================================== */
.mission-section { padding-block: 20px 90px; }
.mission-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.mission-card {
  background: linear-gradient(160deg, var(--c-navy) 0%, var(--c-navy-600) 100%);
  color: #fff;
  padding: 38px 34px;
  border-radius: var(--radius-lg);
}
.mission-icon {
  display: inline-flex;
  width: 48px; height: 48px;
  align-items: center; justify-content: center;
  border-radius: 12px;
  background: rgba(255,255,255,0.12);
  color: var(--c-cyan);
  margin-bottom: 18px;
}
.mission-icon svg { width: 24px; height: 24px; }
.mission-card h3 { color: #fff; font-size: 1.2rem; margin-bottom: 10px; }
.mission-card p { color: rgba(255,255,255,0.78); font-size: 0.98rem; }

/* ==========================================================================
   Founder section
   ========================================================================== */
.founder-section { padding-block: 90px; background: var(--c-bg-alt); }
.founder-inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
  align-items: center;
}
.founder-frame { max-width: 340px; }
.founder-role { color: var(--c-cobalt); font-weight: 600; margin-top: 6px; }
.founder-badges { margin-top: 24px; margin-bottom: 22px; }
.founder-intro { color: var(--c-text-muted); font-size: 1.02rem; max-width: 62ch; }

/* ==========================================================================
   About Page — responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .expertise-list { grid-template-columns: 1fr; }
  .founder-inner { grid-template-columns: 1fr; }
  .founder-frame { max-width: 260px; margin-inline: auto; }
  .mission-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .timeline { padding-left: 26px; }
  .timeline-marker { left: -34px; }
}

/* ==========================================================================
   Services Page — grid variant & why-grid 4-col variant
   ========================================================================== */
.services-grid--full { grid-template-columns: repeat(4, 1fr); }
.why-grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ==========================================================================
   Process section
   ========================================================================== */
.process-section { padding-block: 90px; background: var(--c-bg-alt); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  counter-reset: none;
}
.process-step {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  position: relative;
}
.process-number {
  display: block;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: var(--c-cyan);
  margin-bottom: 14px;
}
.process-step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.process-step p { color: var(--c-text-muted); font-size: 0.88rem; }
.process-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 38px;
  right: -18px;
  width: 18px;
  height: 2px;
  background: var(--c-border);
  display: block;
}

/* ==========================================================================
   Service detail modal (reuses .lightbox base styles)
   ========================================================================== */
.service-modal-panel { max-width: 640px; }
.service-modal-body { padding: 40px 38px 34px; }
.service-modal-body h3 { font-size: 1.5rem; margin: 8px 0 12px; }
.service-modal-subhead {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-navy);
  margin: 22px 0 12px;
  padding-top: 18px;
  border-top: 1px solid var(--c-border);
}
.service-modal-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 18px;
}
.service-modal-features li {
  position: relative;
  padding-left: 20px;
  color: var(--c-text-muted);
  font-size: 0.92rem;
}
.service-modal-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-cobalt);
}
.service-modal-cta {
  display: flex;
  gap: 14px;
  margin-top: 26px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Services Page — responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .services-grid--full { grid-template-columns: repeat(2, 1fr); }
  .why-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-step:not(:last-child)::after { display: none; }
  .service-modal-features { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .services-grid--full { grid-template-columns: 1fr; }
  .why-grid--4 { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .service-modal-cta { flex-direction: column; align-items: stretch; }
  .service-modal-cta .btn { width: 100%; }
}

/* ==========================================================================
   Achievements & Experience Page
   ========================================================================== */
.milestones-section { padding-block: 90px; }
.milestones-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.milestone-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 30px 26px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.milestone-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.milestone-number {
  display: inline-block;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--c-cobalt);
  margin-bottom: 12px;
}
.milestone-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.milestone-card p { color: var(--c-text-muted); font-size: 0.9rem; }
.milestone-year { display: inline-block; margin-top: 10px; font-size: 0.78rem; font-weight: 700; color: var(--c-text-muted); }

.capability-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.capability-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.capability-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); border-color: rgba(37,84,199,0.35); }
.capability-card .service-icon { margin-inline: auto; }
.capability-card h3 { font-size: 0.98rem; margin: 14px 0 6px; }
.capability-card p { color: var(--c-text-muted); font-size: 0.85rem; }

@media (max-width: 1024px) {
  .milestones-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .milestones-grid { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .capability-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-section { padding-block: 20px 96px; }
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 32px;
  align-items: start;
}

.contact-info-card,
.contact-form-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 38px 34px;
}
.contact-info-card h2,
.contact-form-card h2 { font-size: 1.3rem; margin-bottom: 10px; }
.contact-form-lead { color: var(--c-text-muted); font-size: 0.95rem; margin-bottom: 26px; }

.contact-info-list { margin: 22px 0 28px; display: flex; flex-direction: column; gap: 18px; }
.contact-info-item dt {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--c-text-muted);
  margin-bottom: 4px;
}
.contact-info-item dd { margin: 0; font-weight: 600; color: var(--c-navy); }
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-navy);
  transition: color 0.2s var(--ease);
}
.contact-link:hover { color: var(--c-cobalt); }
.contact-icon {
  display: inline-flex;
  width: 30px; height: 30px;
  align-items: center; justify-content: center;
  border-radius: 8px;
  background: var(--c-cyan-soft);
  color: var(--c-cobalt);
  flex: 0 0 auto;
}

.social-icons { display: flex; gap: 12px; padding-top: 18px; border-top: 1px solid var(--c-border); }
.social-icon {
  display: inline-flex;
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--c-border);
  color: var(--c-navy);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}
a.social-icon:hover { border-color: var(--c-cobalt); color: var(--c-cobalt); transform: translateY(-2px); }
.social-icon--pending { color: var(--c-text-muted); opacity: 0.5; cursor: default; }

/* Form */
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-navy);
  margin-bottom: 7px;
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--f-body);
  font-size: 0.95rem;
  color: var(--c-text);
  background: var(--c-bg);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), background-color 0.25s var(--ease);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--c-cobalt);
  background: var(--c-white);
  box-shadow: 0 0 0 4px rgba(37,84,199,0.12);
}
.form-group input.has-error,
.form-group select.has-error,
.form-group textarea.has-error {
  border-color: #D14343;
}
.field-error {
  min-height: 18px;
  margin: 6px 0 0;
  font-size: 0.8rem;
  color: #D14343;
}

.form-success {
  text-align: center;
  padding: 30px 10px 6px;
}
.form-success-icon {
  display: inline-flex;
  width: 50px; height: 50px;
  align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--c-cyan-soft);
  color: var(--c-cobalt);
  font-size: 1.4rem;
  margin-bottom: 14px;
}
.form-success h3 { font-size: 1.2rem; margin-bottom: 8px; }
.form-success p { color: var(--c-text-muted); font-size: 0.95rem; max-width: 46ch; margin-inline: auto; }

/* ==========================================================================
   Contact Page — responsive
   ========================================================================== */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
  .contact-info-card, .contact-form-card { padding: 30px 24px; }
}

@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Service pricing (Admin-managed; hidden until a real price is entered)
   ========================================================================== */
.service-price {
  font-family: var(--f-display);
  font-weight: 700;
  color: var(--c-cobalt);
  font-size: 0.95rem;
  margin: -6px 0 14px;
}
.service-price-label { color: var(--c-text-muted); font-weight: 500; font-size: 0.82rem; margin-left: 4px; }
.service-modal-price {
  display: inline-block;
  font-family: var(--f-display);
  font-weight: 700;
  color: var(--c-cobalt);
  background: var(--c-cyan-soft);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

/* ==========================================================================
   Floating WhatsApp button (site-wide)
   ========================================================================== */
.whatsapp-fab {
  position: fixed;
  left: 24px;
  bottom: 24px;
  z-index: 90;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--c-cobalt);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px -10px rgba(37,84,199,0.55);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background-color 0.25s var(--ease);
}
.whatsapp-fab:hover {
  background: var(--c-cobalt-600);
  transform: translateY(-3px);
  box-shadow: 0 16px 32px -10px rgba(37,84,199,0.6);
}
@media (max-width: 560px) {
  .whatsapp-fab { left: 16px; bottom: 16px; width: 52px; height: 52px; }
}