/* =====================================================================
   JPJ Solutions — Portfolio Stylesheet
   ---------------------------------------------------------------------
   Structure:
     1. Design tokens (CSS custom properties) + theme overrides
     2. Base / reset
     3. Layout helpers
     4. Buttons & badges
     5. Navbar
     6. Hero
     7. Section shell
     8. About
     9. Services
    10. Portfolio / Work
    11. Testimonials carousel
    12. Process
    13. Contact
    14. Footer
    15. Modal / lightbox
    16. Scroll-reveal animation
    17. Responsive / media queries
    18. Reduced-motion
   ===================================================================== */

/* =====================================================================
   1. DESIGN TOKENS
   ===================================================================== */
:root {
  /* Accent — emerald green */
  --color-accent: #10b981;
  --color-accent-light: #34d399;
  --color-accent-dark: #059669;
  --accent-glow: rgba(16, 185, 129, 0.35);

  /* Dark theme (default) */
  --color-bg: #0a0f1e;
  --color-bg-alt: #0d1424;
  --color-surface: #111827;
  --color-surface-2: #1a2338;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-heading: #ffffff;
  --nav-bg: rgba(10, 15, 30, 0.6);
  --shadow-color: rgba(0, 0, 0, 0.5);

  /* Typography */
  --font-base: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* Radii */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px var(--shadow-color);
  --shadow: 0 10px 30px var(--shadow-color);
  --shadow-lg: 0 24px 60px var(--shadow-color);

  /* Transitions */
  --transition-fast: 0.18s ease;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --container: 1160px;
  --nav-h: 110px;
}

/* Light theme overrides */
[data-theme="light"] {
  --color-bg: #f7f9fc;
  --color-bg-alt: #eef2f8;
  --color-surface: #ffffff;
  --color-surface-2: #f1f5f9;
  --color-border: rgba(15, 23, 42, 0.1);
  --color-text: #1e293b;
  --color-text-muted: #5b6b82;
  --color-heading: #0a0f1e;
  --nav-bg: rgba(255, 255, 255, 0.7);
  --shadow-color: rgba(15, 23, 42, 0.12);
}

/* =====================================================================
   2. BASE / RESET
   ===================================================================== */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}

h1, h2, h3, h4 { color: var(--color-heading); line-height: 1.15; font-weight: 800; }

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

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

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }

ul, ol { list-style: none; }

:focus-visible {
  outline: 2px solid var(--color-accent-light);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 2000;
  background: var(--color-accent);
  color: #05271c;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 12px; }

/* =====================================================================
   3. LAYOUT HELPERS
   ===================================================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.section { padding: clamp(64px, 10vw, 120px) 0; position: relative; }
.services { background: var(--color-bg-alt); }
.process { background: var(--color-bg-alt); }

.section-head { text-align: center; max-width: 640px; margin: 0 auto clamp(40px, 6vw, 64px); }
.section-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 12px;
}
.section-title { font-size: clamp(1.8rem, 4vw, 2.7rem); }
.section-sub { color: var(--color-text-muted); margin-top: 14px; font-size: 1.05rem; }

/* =====================================================================
   4. BUTTONS & BADGES
   ===================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform var(--transition-fast), box-shadow var(--transition), background var(--transition), color var(--transition);
  will-change: transform;
}
.btn-sm { padding: 9px 18px; font-size: 0.88rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: #04231a;
  box-shadow: 0 8px 24px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 14px 34px var(--accent-glow); }

.btn-ghost {
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
}
.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
  transform: translateY(-3px);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: var(--color-accent-light);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.badge-sm { font-size: 0.75rem; padding: 5px 12px; }
.badge-can { width: 10px; height: 14px; color: var(--color-accent); flex: 0 0 auto; }
@keyframes spin { to { transform: rotate(360deg); } }

/* =====================================================================
   5. NAVBAR
   ===================================================================== */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled { border-bottom-color: var(--color-border); box-shadow: var(--shadow-sm); }

.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }

.nav-logo { display: flex; align-items: center; }
.nav-logo-image {
  width: 104px;
  height: 104px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}
.footer .nav-logo-image { width: 168px; height: 168px; }

.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-link {
  position: relative;
  padding: 8px 14px;
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.nav-link:hover { color: var(--color-text); }
.nav-link.active { color: var(--color-accent-light); }
.nav-link.active::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 10px; }

.theme-toggle {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  transition: transform var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.theme-toggle:hover { color: var(--color-accent-light); border-color: var(--color-accent); transform: rotate(15deg); }
/* Icon visibility per theme */
.icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* Hamburger */
.hamburger { display: none; width: 42px; height: 42px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.hamburger span {
  width: 22px; height: 2px; background: var(--color-text);
  border-radius: 2px; transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =====================================================================
   6. HERO
   ===================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse at 50% 40%, transparent 0%, var(--color-bg) 78%),
    linear-gradient(180deg, transparent 60%, var(--color-bg) 100%);
}
.hero-content { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.hero-title {
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-heading) 30%, var(--color-accent-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-tagline { font-size: clamp(1.05rem, 2.5vw, 1.5rem); color: var(--color-text); font-weight: 500; }
.hero-typewriter {
  font-size: clamp(1.1rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--color-accent-light);
  min-height: 1.6em;
}
.cursor { color: var(--color-accent); font-weight: 400; animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 12px; }

.scroll-indicator {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 2;
  animation: bob 2s ease-in-out infinite;
}
.mouse { display: block; width: 26px; height: 42px; border: 2px solid var(--color-text-muted); border-radius: 14px; position: relative; }
.wheel { position: absolute; top: 8px; left: 50%; transform: translateX(-50%); width: 4px; height: 8px; background: var(--color-accent); border-radius: 2px; animation: wheel 1.6s ease-in-out infinite; }
@keyframes wheel { 0% { opacity: 1; transform: translate(-50%, 0); } 100% { opacity: 0; transform: translate(-50%, 12px); } }
@keyframes bob { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* =====================================================================
   8. ABOUT
   ===================================================================== */
.about-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(32px, 6vw, 72px); align-items: center; }
.about-visual { position: relative; display: flex; justify-content: center; }
.avatar {
  width: min(280px, 70vw); height: min(280px, 70vw); border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 20px 60px var(--accent-glow);
  position: relative; z-index: 1;
}
.avatar img { display: block; width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }
.about-visual-glow {
  position: absolute; inset: 0; margin: auto; width: 70%; aspect-ratio: 1; border-radius: 50%;
  background: var(--color-accent); filter: blur(80px); opacity: 0.4; z-index: 0;
}
.about-bio { font-size: 1.08rem; color: var(--color-text-muted); margin-bottom: 32px; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 22px 14px; text-align: center;
  transition: transform var(--transition), border-color var(--transition);
}
.stat-card:hover { transform: translateY(-5px); border-color: var(--color-accent); }
.stat-value { display: block; font-size: 1.7rem; font-weight: 900; color: var(--color-accent-light); }
.stat-label { font-size: 0.82rem; color: var(--color-text-muted); }

/* =====================================================================
   9. SERVICES
   ===================================================================== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 32px 28px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at top right, var(--accent-glow), transparent 60%);
  opacity: 0; transition: opacity var(--transition);
}
.service-card:hover { transform: translateY(-8px); border-color: var(--color-accent); box-shadow: var(--shadow-lg); }
.service-card:hover::before { opacity: 1; }
.service-icon {
  display: inline-grid; place-items: center; width: 56px; height: 56px; margin-bottom: 20px;
  border-radius: var(--radius); background: rgba(16, 185, 129, 0.12); color: var(--color-accent-light);
  position: relative; z-index: 1;
}
.service-icon svg { width: 28px; height: 28px; }
.service-title { font-size: 1.2rem; margin-bottom: 10px; position: relative; z-index: 1; }
.service-desc { color: var(--color-text-muted); position: relative; z-index: 1; }

/* =====================================================================
   10. PORTFOLIO / WORK
   ===================================================================== */
.filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 44px; }
.filter-btn {
  padding: 9px 20px; border-radius: var(--radius-pill);
  border: 1px solid var(--color-border); background: var(--color-surface);
  color: var(--color-text-muted); font-weight: 600; font-size: 0.9rem;
  transition: all var(--transition-fast);
}
.filter-btn:hover { color: var(--color-text); border-color: var(--color-accent); }
.filter-btn.active { background: var(--color-accent); color: #04231a; border-color: var(--color-accent); }

.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.project-card {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  aspect-ratio: 3 / 2; background: var(--color-surface); border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.project-card.hide { display: none; }
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.project-img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.project-card:hover .project-img { transform: scale(1.08); }
.project-overlay {
  position: absolute; inset: 0; padding: 24px;
  display: flex; flex-direction: column; justify-content: flex-end; gap: 8px;
  background: linear-gradient(180deg, transparent 30%, rgba(5, 10, 20, 0.55) 60%, rgba(5, 10, 20, 0.92) 100%);
  color: #fff;
  transition: background var(--transition);
}
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-tags span {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  padding: 3px 9px; border-radius: var(--radius-pill);
  background: rgba(16, 185, 129, 0.25); color: var(--color-accent-light);
  border: 1px solid rgba(16, 185, 129, 0.4);
}
.project-title { font-size: 1.35rem; color: #fff; }
.project-cat { font-size: 0.9rem; color: rgba(255, 255, 255, 0.75); }
.project-hover-desc,
.project-overlay .btn {
  max-height: 0; opacity: 0; overflow: hidden;
  transform: translateY(10px);
  transition: all var(--transition);
}
.project-card:hover .project-hover-desc,
.project-card:focus-within .project-hover-desc { max-height: 100px; opacity: 1; transform: translateY(0); margin-top: 4px; }
.project-card:hover .project-overlay .btn,
.project-card:focus-within .project-overlay .btn { max-height: 60px; opacity: 1; transform: translateY(0); margin-top: 6px; align-self: flex-start; }
.project-hover-desc { font-size: 0.9rem; color: rgba(255, 255, 255, 0.85); }

/* =====================================================================
   11. TESTIMONIALS CAROUSEL
   ===================================================================== */
.carousel { display: flex; align-items: center; gap: 12px; }
.carousel-viewport { overflow: hidden; flex: 1; }
.carousel-track { display: flex; transition: transform var(--transition-slow); }
.testimonial {
  flex: 0 0 100%; padding: 8px;
}
.testimonial > * { max-width: 720px; margin-inline: auto; }
.testimonial {
  text-align: center;
}
.stars { color: #fbbf24; font-size: 1.1rem; letter-spacing: 2px; margin-bottom: 16px; }
.testimonial-text { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--color-text); font-style: italic; margin-bottom: 22px; }
.testimonial-author { display: flex; align-items: center; justify-content: center; gap: 14px; }
.testimonial-avatar {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 800; color: #04231a;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
}
.testimonial-author strong { display: block; color: var(--color-heading); }
.testimonial-author span { font-size: 0.85rem; color: var(--color-text-muted); }
.carousel-btn {
  flex: 0 0 auto; width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--color-surface); border: 1px solid var(--color-border); color: var(--color-text);
  transition: all var(--transition-fast);
}
.carousel-btn:hover { color: var(--color-accent-light); border-color: var(--color-accent); transform: scale(1.08); }
.carousel-dots { display: flex; gap: 10px; justify-content: center; margin-top: 28px; }
.carousel-dots button {
  width: 10px; height: 10px; border-radius: 50%; background: var(--color-border);
  transition: all var(--transition-fast);
}
.carousel-dots button.active { background: var(--color-accent); width: 26px; border-radius: var(--radius-pill); }

/* =====================================================================
   12. PROCESS
   ===================================================================== */
.process-steps {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; position: relative;
}
/* Connector line behind steps */
.process-steps::before {
  content: ''; position: absolute; top: 28px; left: 10%; right: 10%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  z-index: 0;
}
.process-step { text-align: center; position: relative; z-index: 1; padding: 0 6px; }
.process-num {
  display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 18px;
  border-radius: 50%; font-weight: 900; font-size: 1.3rem; color: #04231a;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  box-shadow: 0 8px 24px var(--accent-glow); border: 4px solid var(--color-bg-alt);
}
.process-icon { display: inline-flex; color: var(--color-accent-light); margin-bottom: 10px; }
.process-icon svg { width: 24px; height: 24px; }
.process-title { font-size: 1.08rem; margin-bottom: 8px; }
.process-desc { font-size: 0.9rem; color: var(--color-text-muted); }

/* =====================================================================
   13. CONTACT
   ===================================================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 64px); align-items: start; }
.contact-intro .section-title { text-align: left; }
.contact-details { margin: 26px 0; }
.contact-details li { display: flex; align-items: center; gap: 12px; }
.contact-detail-icon {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.12); color: var(--color-accent-light);
}
.contact-detail-icon svg { width: 20px; height: 20px; }
.contact-details a { font-weight: 500; transition: color var(--transition-fast); }
.contact-details a:hover { color: var(--color-accent-light); }

.socials { display: flex; gap: 12px; }
.social {
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: var(--color-surface); border: 1px solid var(--color-border); color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.social svg { width: 20px; height: 20px; }
.social:hover { color: var(--color-accent-light); border-color: var(--color-accent); transform: translateY(-4px); }

.contact-form {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: clamp(24px, 4vw, 36px);
  display: flex; flex-direction: column; gap: 18px; box-shadow: var(--shadow);
}
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 0.88rem; font-weight: 600; color: var(--color-text); }
.field input, .field textarea {
  width: 100%; padding: 13px 15px; border-radius: var(--radius-sm);
  background: var(--color-bg); border: 1px solid var(--color-border); color: var(--color-text);
  font-family: inherit; font-size: 0.98rem; resize: vertical;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.field input::placeholder, .field textarea::placeholder { color: var(--color-text-muted); opacity: 0.7; }
.form-status { font-size: 0.9rem; font-weight: 600; min-height: 1.2em; text-align: center; }
.form-status.success { color: var(--color-accent-light); }
.form-status.error { color: #f87171; }

/* =====================================================================
   14. FOOTER
   ===================================================================== */
.footer { background: var(--color-bg-alt); border-top: 1px solid var(--color-border); padding: 48px 0; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 14px; text-align: center; }
.footer-tag { color: var(--color-text-muted); }
.footer-copy { font-size: 0.85rem; color: var(--color-text-muted); }

/* =====================================================================
   15. MODAL / LIGHTBOX
   ===================================================================== */
.modal {
  position: fixed; inset: 0; z-index: 1500;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; visibility: hidden; transition: opacity var(--transition), visibility var(--transition);
}
.modal.open { opacity: 1; visibility: visible; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(3, 7, 15, 0.8); backdrop-filter: blur(6px); }
.modal-dialog {
  position: relative; z-index: 1; width: min(680px, 100%); max-height: 90vh; overflow-y: auto;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97); transition: transform var(--transition);
}
.modal.open .modal-dialog { transform: translateY(0) scale(1); }
.modal-img { width: 100%; height: 300px; object-fit: cover; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.modal-body { padding: 28px; }
.modal-cat { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-accent-light); margin-bottom: 6px; }
.modal-title { font-size: 1.7rem; margin-bottom: 14px; }
.modal-desc { color: var(--color-text-muted); margin-bottom: 20px; }
.modal-stack { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.modal-stack span {
  font-size: 0.78rem; font-weight: 600; padding: 5px 12px; border-radius: var(--radius-pill);
  background: rgba(16, 185, 129, 0.12); color: var(--color-accent-light); border: 1px solid rgba(16, 185, 129, 0.3);
}
.modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(5, 10, 20, 0.6); color: #fff; backdrop-filter: blur(6px);
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.modal-close:hover { background: var(--color-accent); color: #04231a; transform: rotate(90deg); }

/* =====================================================================
   16. SCROLL-REVEAL ANIMATION
   ===================================================================== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity var(--transition-slow), transform var(--transition-slow); }
.reveal.visible { opacity: 1; transform: translateY(0); }
/* Stagger children within a grid */
.services-grid .reveal:nth-child(2), .work-grid .reveal:nth-child(2) { transition-delay: 0.05s; }
.services-grid .reveal:nth-child(3), .work-grid .reveal:nth-child(3) { transition-delay: 0.1s; }
.services-grid .reveal:nth-child(4), .work-grid .reveal:nth-child(4) { transition-delay: 0.15s; }
.services-grid .reveal:nth-child(5), .work-grid .reveal:nth-child(5) { transition-delay: 0.2s; }
.services-grid .reveal:nth-child(6), .work-grid .reveal:nth-child(6) { transition-delay: 0.25s; }

/* =====================================================================
   17. RESPONSIVE
   ===================================================================== */
@media (max-width: 900px) {
  .services-grid, .work-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; text-align: center; }
  .about-body .stats { max-width: 460px; margin-inline: auto; }
  .contact-intro .section-title { text-align: center; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 32px 20px; }
  .process-steps::before { display: none; }
}

@media (max-width: 720px) {
  /* Mobile nav */
  .nav-links {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--color-surface); border-bottom: 1px solid var(--color-border);
    padding: 12px; box-shadow: var(--shadow);
    transform: translateY(-120%); transition: transform var(--transition);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { padding: 14px 16px; }
  .nav-link::after { display: none; }
  .hamburger { display: flex; }

  .contact-grid { grid-template-columns: 1fr; }
  .socials { justify-content: center; }
  .contact-details li { justify-content: center; }
}

@media (max-width: 540px) {
  .services-grid, .work-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: 1fr; }
  .hero-cta { width: 100%; }
  .hero-cta .btn { flex: 1; }
}

/* =====================================================================
   18. REDUCED MOTION
   ===================================================================== */
@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;
  }
  .reveal { opacity: 1; transform: none; }
}