/* ============================================
   PRAJWAL KEDARI PORTFOLIO — STYLES
   ============================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --radius: 0.75rem;
  --bg:        #07080f;
  --surface:   #0f0f1a;
  --fg:        #f0f0ff;
  --card:      #13132a;
  --primary:   #6c63ff;
  --primary-glow: rgba(108,99,255,0.45);
  --teal:      #00d4aa;
  --coral:     #ff6b6b;
  --gold:      #ffb347;
  --muted-fg:  #6a6a9a;
  --border:    rgba(255,255,255,0.06);
  --input:     rgba(255,255,255,0.10);
  --shadow-primary: 0 10px 40px -10px rgba(108,99,255,0.35);
  --shadow-teal:    0 10px 40px -10px rgba(0,212,170,0.30);
  --shadow-gold:    0 10px 40px -10px rgba(255,179,71,0.30);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  cursor: none;
}

/* Scrollbar */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

::selection { background: rgba(108,99,255,0.3); color: var(--fg); }

/* ---- TYPOGRAPHY UTILITIES ---- */
h1, h2, h3, h4, h5, h6 { font-family: 'Syne', system-ui, sans-serif; letter-spacing: -0.02em; }
.mono { font-family: 'DM Mono', monospace; }
.accent { color: var(--primary); }
.teal-text { color: var(--teal); }
.center { text-align: center; }

/* ---- GRAIN OVERLAY ---- */
.grain-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 1; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---- ORBS ---- */
.orb { position: fixed; border-radius: 9999px; filter: blur(120px); pointer-events: none; z-index: 0; }
.orb-1 { width: 500px; height: 500px; top: -120px; left: -120px; background: #6c63ff; opacity: 0.13; animation: drift-1 25s ease-in-out infinite; }
.orb-2 { width: 540px; height: 540px; bottom: -160px; right: -140px; background: #00d4aa; opacity: 0.12; animation: drift-2 28s ease-in-out infinite; }
.orb-3 { width: 380px; height: 380px; top: 40%; left: 35%; background: #ff6b6b; opacity: 0.06; animation: drift-3 22s ease-in-out infinite; }

@keyframes drift-1 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(60px,40px) scale(1.1); } }
@keyframes drift-2 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-50px,-60px) scale(1.15); } }
@keyframes drift-3 { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(30px,-30px) scale(1.05); } }

/* ---- CUSTOM CURSOR ---- */
@media (hover: hover) and (pointer: fine) {
  body, body * { cursor: none !important; }
}
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999;
  border-radius: 9999px; transform: translate(-50%,-50%); will-change: transform;
}
.cursor-dot { width: 8px; height: 8px; background: var(--primary); transition: transform 0.15s ease, width 0.2s, height 0.2s; }
.cursor-ring { width: 38px; height: 38px; border: 1px solid rgba(240,240,255,0.5); mix-blend-mode: difference; transition: width 0.25s, height 0.25s, border-color 0.25s; }
.cursor-ring.active { width: 60px; height: 60px; border-color: var(--primary); }
.cursor-dot.active { width: 14px; height: 14px; }

/* ---- REVEAL ANIMATIONS ---- */
@keyframes fade-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; }
.reveal.in-view { animation: fade-up 0.7s cubic-bezier(0.22,1,0.36,1) forwards; }

/* ---- CARD HOVER ---- */
.card-hover {
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}
.card-hover::before {
  content: ""; position: absolute; top: 0; left: 12%; right: 12%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0; transition: opacity 0.3s ease;
}
.card-hover:hover { transform: translateY(-6px); border-color: rgba(108,99,255,0.35) !important; box-shadow: var(--shadow-primary); }
.card-hover:hover::before { opacity: 1; }

/* ---- LINK UNDERLINE ---- */
.link-underline { position: relative; display: inline-block; }
.link-underline::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right; transition: transform 0.3s ease;
}
.link-underline:hover::after { transform: scaleX(1); transform-origin: left; }

/* ---- NAV ---- */
.nav-header {
  position: fixed; inset: 0 0 auto; z-index: 40;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
}
.nav-header.scrolled {
  background: rgba(7,8,15,0.7);
  border-color: rgba(255,255,255,0.06);
  backdrop-filter: blur(20px);
}
.nav-inner {
  max-width: 1152px; margin: 0 auto; padding: 1rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { font-family: 'Syne', sans-serif; font-size: 1.125rem; font-weight: 700; letter-spacing: -0.02em; text-decoration: none; color: var(--fg); }
.nav-links { display: none; align-items: center; gap: 2rem; }
@media (min-width: 768px) { .nav-links { display: flex; } }
.nav-link {
  font-family: 'DM Mono', monospace; font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--muted-fg); text-decoration: none;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--fg); }
.nav-actions { display: flex; align-items: center; gap: 0.5rem; }
.btn-hire {
  border-radius: 9999px; background: var(--primary); padding: 0.5rem 1rem;
  font-family: 'DM Mono', monospace; font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.075em; color: white; text-decoration: none;
  box-shadow: 0 8px 30px -8px rgba(108,99,255,0.5);
  transition: transform 0.2s;
}
.btn-hire:hover { transform: scale(1.03); }
.btn-resume {
  display: none; align-items: center; gap: 0.375rem;
  border-radius: 9999px; border: 1px solid var(--border); background: rgba(19,19,42,0.4);
  padding: 0.5rem 0.75rem; font-family: 'DM Mono', monospace; font-size: 0.6875rem;
  text-transform: uppercase; letter-spacing: 0.075em; color: rgba(240,240,255,0.8);
  text-decoration: none; transition: border-color 0.2s, color 0.2s;
}
@media (min-width: 640px) { .btn-resume { display: inline-flex; } }
.btn-resume:hover { border-color: rgba(240,240,255,0.4); color: var(--fg); }

/* ---- HERO ---- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  padding: 8rem 1.5rem 5rem;
}
.hero-inner { max-width: 1152px; margin: 0 auto; width: 100%; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border-radius: 9999px; border: 1px solid rgba(255,255,255,0.08);
  background: rgba(19,19,42,0.6); padding: 0.375rem 1rem; backdrop-filter: blur(8px);
}
.ping-wrap { position: relative; display: flex; height: 0.5rem; width: 0.5rem; }
.ping { position: absolute; width: 100%; height: 100%; border-radius: 9999px; background: var(--teal); opacity: 0.75; animation: ping 1.5s cubic-bezier(0,0,0.2,1) infinite; }
.ping-dot { position: relative; width: 0.5rem; height: 0.5rem; border-radius: 9999px; background: var(--teal); }
@keyframes ping { 75%,100% { transform: scale(2); opacity: 0; } }
.badge-text { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--muted-fg); }

.hero-title { margin-top: 2rem; font-size: clamp(3.5rem, 10vw, 6rem); font-weight: 800; line-height: 0.95; }

.hero-roles { margin-top: 1.5rem; min-height: 1.75rem; font-size: 1.125rem; color: var(--muted-fg); }
.typing-text { color: var(--fg); }
.cursor-blink { animation: blink 1s step-end infinite; color: var(--primary); }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }

.hero-desc { margin-top: 1.5rem; max-width: 36rem; font-size: 1rem; color: rgba(240,240,255,0.8); line-height: 1.65; }

.hero-stats { margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.stat-card {
  display: flex; align-items: center; gap: 0.75rem;
  border-radius: 0.75rem; border: 1px solid var(--border);
  background: rgba(19,19,42,0.6); padding: 0.75rem 1rem; backdrop-filter: blur(8px);
}
.stat-value { font-family: 'Syne', sans-serif; font-size: 1.125rem; font-weight: 800; }
.stat-label { font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--muted-fg); }

.hero-tagline { margin-top: 1.5rem; font-size: 0.6875rem; letter-spacing: 0.05em; color: var(--muted-fg); }

.hero-cta { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border-radius: 9999px; background: var(--primary); padding: 0.75rem 1.5rem;
  font-size: 0.875rem; font-weight: 500; color: white; text-decoration: none;
  box-shadow: 0 10px 40px -10px rgba(108,99,255,0.45); transition: transform 0.2s;
}
.btn-primary:hover { transform: scale(1.03); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border-radius: 9999px; border: 1px solid var(--border);
  background: rgba(19,19,42,0.4); padding: 0.75rem 1.5rem;
  font-size: 0.875rem; font-weight: 500; color: var(--fg); text-decoration: none;
  transition: border-color 0.2s;
}
.btn-ghost:hover { border-color: rgba(240,240,255,0.4); }
.btn-bordered { border: 1px solid var(--border); }
.btn-bordered:hover { border-color: rgba(108,99,255,0.5); color: var(--primary); }

.scroll-hint {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%); text-align: center;
}
.scroll-line { margin: 0 auto; width: 1px; height: 2.5rem; animation: pulse 2s infinite; background: linear-gradient(to bottom, transparent, rgba(240,240,255,0.4), transparent); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.scroll-label { display: block; margin-top: 0.5rem; font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.3em; color: var(--muted-fg); }

/* ---- SECTIONS ---- */
.section { position: relative; padding: 6rem 1.5rem; }
.container { max-width: 1152px; margin: 0 auto; }
.section-eyebrow { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--muted-fg); margin-bottom: 0.5rem; }
.section-title { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; margin-bottom: 0.75rem; }
.section-subtitle { color: var(--muted-fg); font-size: 0.9375rem; max-width: 40rem; margin-bottom: 3rem; }
.mt-12 { margin-top: 3rem; }

/* ---- ABOUT ---- */
.about-grid { display: grid; gap: 2.5rem; margin-top: 2.5rem; }
@media (min-width: 768px) { .about-grid { grid-template-columns: 3fr 2fr; } }
.about-text { display: flex; flex-direction: column; gap: 1.25rem; font-size: 1rem; line-height: 1.7; color: rgba(240,240,255,0.85); }
.about-focus { font-weight: 600; color: var(--fg); }
.philosophy-box {
  margin-top: 2rem; border-radius: 1rem; border: 1px solid var(--border);
  background: rgba(19,19,42,0.4); padding: 1.5rem; backdrop-filter: blur(8px);
}
.philosophy-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1rem; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--muted-fg); }
.principles { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.principles li { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.875rem; color: rgba(240,240,255,0.85); }
.principle-dot { margin-top: 0.375rem; width: 4px; height: 4px; border-radius: 9999px; background: var(--primary); flex-shrink: 0; }
.about-cards { display: flex; flex-direction: column; gap: 0.75rem; }
.about-card {
  border-radius: 1rem; border: 1px solid var(--border); background: rgba(19,19,42,0.5);
  padding: 1.25rem; backdrop-filter: blur(8px);
}
.about-card-header { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.2em; margin-bottom: 0.5rem; }
.about-card-body { font-size: 0.875rem; color: rgba(240,240,255,0.85); }
.teal-bullet { display: inline-block; width: 6px; height: 6px; border-radius: 9999px; background: var(--teal); }

/* ---- SKILLS ---- */
.skills-grid { display: grid; gap: 1rem; margin-top: 2.5rem; }
@media (min-width: 768px) { .skills-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .skills-grid { grid-template-columns: repeat(4, 1fr); } }
.skill-group {
  border-radius: 1rem; border: 1px solid var(--border); background: rgba(19,19,42,0.5);
  padding: 1.5rem; backdrop-filter: blur(8px); height: 100%;
}
.skill-label { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.25rem; }
.skill-label .mono { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.2em; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  border-radius: 0.375rem; border: 1px solid var(--border); background: rgba(7,8,15,0.4);
  padding: 0.25rem 0.625rem; font-family: 'DM Mono', monospace; font-size: 0.6875rem;
  color: rgba(240,240,255,0.75);
}

/* ---- PROJECTS ---- */
.projects-grid { display: grid; gap: 1.25rem; margin-top: 2.5rem; }
@media (min-width: 768px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .projects-grid { grid-template-columns: repeat(3, 1fr); } }

.project-card {
  border-radius: 1rem; border: 1px solid var(--border); background: rgba(19,19,42,0.6);
  padding: 1.5rem; text-align: left; backdrop-filter: blur(8px); width: 100%;
  display: flex; flex-direction: column; cursor: pointer; position: relative;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.project-card:hover { transform: translateY(-6px); border-color: rgba(108,99,255,0.35); box-shadow: var(--shadow-primary); }
.project-card.flagship {
  border-color: rgba(255,179,71,0.4);
  animation: flagship-glow 3s ease-in-out infinite;
}
.project-card.flagship:hover { border-color: rgba(255,179,71,0.6) !important; }
@keyframes flagship-glow {
  0%,100% { box-shadow: 0 0 30px rgba(255,179,71,0.15), 0 0 60px rgba(255,179,71,0.06); }
  50%      { box-shadow: 0 0 36px rgba(255,179,71,0.25), 0 0 80px rgba(255,179,71,0.10); }
}
.project-card::before {
  content: ""; position: absolute; top: 0; left: 12%; right: 12%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.project-card:hover::before { opacity: 1; }
.wide-card { grid-column: span 2; }
@media (max-width: 1023px) { .wide-card { grid-column: span 1; } }

.featured-badge {
  position: absolute; right: 1rem; top: 1rem;
  display: inline-flex; align-items: center; gap: 0.25rem;
  border-radius: 9999px; border: 1px solid rgba(255,179,71,0.4);
  background: rgba(255,179,71,0.1); padding: 0.25rem 0.625rem;
  font-family: 'DM Mono', monospace; font-size: 0.5625rem; text-transform: uppercase;
  letter-spacing: 0.2em; color: var(--gold);
}

.project-badge {
  display: inline-block; border-radius: 9999px; border: 1px solid;
  padding: 0.25rem 0.75rem; font-family: 'DM Mono', monospace; font-size: 0.625rem;
  text-transform: uppercase; letter-spacing: 0.15em;
}
.badge-gold { color: var(--gold); border-color: rgba(255,179,71,0.4); background: rgba(255,179,71,0.1); }
.badge-teal { color: var(--teal); border-color: rgba(0,212,170,0.4); background: rgba(0,212,170,0.1); }
.badge-purple { color: var(--primary); border-color: rgba(108,99,255,0.4); background: rgba(108,99,255,0.1); }
.badge-green { color: #4ade80; border-color: rgba(74,222,128,0.4); background: rgba(74,222,128,0.1); }
.badge-orange { color: #fb923c; border-color: rgba(251,146,60,0.4); background: rgba(251,146,60,0.1); }
.badge-coral { color: var(--coral); border-color: rgba(255,107,107,0.4); background: rgba(255,107,107,0.1); }

.project-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.75rem; }
.project-arrow-btn {
  display: grid; place-items: center; width: 2rem; height: 2rem;
  border-radius: 9999px; border: 1px solid var(--border); color: var(--muted-fg);
  flex-shrink: 0; transition: border-color 0.2s, color 0.2s; font-size: 0.875rem;
}
.project-card:hover .project-arrow-btn { border-color: rgba(108,99,255,0.5); color: var(--primary); }
.project-title { margin-top: 1.25rem; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.25rem; }
.project-title.flagship-title { font-size: 1.5rem; }
.project-liner { margin-top: 0.5rem; font-size: 0.875rem; color: var(--muted-fg); }
.project-liner.flagship-liner { color: rgba(240,240,255,0.8); font-size: 1rem; }
.project-metric { margin-top: 1rem; font-family: 'DM Mono', monospace; font-size: 0.75rem; color: var(--teal); }
.project-techs { margin-top: 1.25rem; display: flex; flex-wrap: wrap; gap: 0.375rem; }
.project-tech {
  border-radius: 0.375rem; border: 1px solid rgba(255,255,255,0.08);
  background: rgba(7,8,15,0.4); padding: 0.125rem 0.5rem;
  font-family: 'DM Mono', monospace; font-size: 0.625rem; color: var(--muted-fg);
}
.project-view-hint {
  margin-top: 1.5rem; display: flex; align-items: center; gap: 0.375rem;
  font-size: 0.75rem; font-weight: 500; color: var(--primary); opacity: 0; transition: opacity 0.2s;
}
.project-card:hover .project-view-hint { opacity: 1; }

/* ---- IMPACT ---- */
.impact-section { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: rgba(15,15,26,0.4); }
.impact-eyebrow { margin-bottom: 2.5rem; letter-spacing: 0.3em; font-size: 0.75rem; color: var(--muted-fg); }
.impact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem 0; }
@media (min-width: 640px) { .impact-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 768px) { .impact-grid { grid-template-columns: repeat(5, 1fr); } }
.impact-item { text-align: center; }
@media (min-width: 768px) {
  .impact-item + .impact-item { border-left: 1px solid var(--border); }
}
.impact-value {
  display: block; font-family: 'Syne', sans-serif; font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800; letter-spacing: -0.02em;
}
.impact-label { margin-top: 0.75rem; font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.25em; color: var(--muted-fg); }

/* ---- ACHIEVEMENTS ---- */
.achieve-grid { display: grid; gap: 1.25rem; margin-top: 2.5rem; }
@media (min-width: 768px) { .achieve-grid { grid-template-columns: repeat(2, 1fr); } }
.achieve-card {
  border-radius: 1rem; border: 1px solid var(--border); background: rgba(19,19,42,0.5);
  padding: 1.5rem; backdrop-filter: blur(8px); height: 100%;
  transition: border-color 0.3s;
}
.achieve-card:hover { border-color: rgba(255,179,71,0.4) !important; }
.achieve-icon { font-size: 1.25rem; width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border-radius: 0.5rem; background: rgba(255,179,71,0.1); margin-bottom: 1rem; }
.achieve-title { font-family: 'Syne', sans-serif; font-size: 1.125rem; font-weight: 700; margin-bottom: 0.5rem; }
.achieve-body { font-size: 0.875rem; color: var(--muted-fg); }

/* ---- CERTIFICATIONS ---- */
.cert-list { display: flex; flex-direction: column; gap: 0.75rem; margin-top: 2.5rem; }
.cert-item {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1rem; border-radius: 1rem; border: 1px solid var(--border);
  background: rgba(19,19,42,0.4); padding: 1.25rem; backdrop-filter: blur(8px);
  transition: transform 0.3s;
}
.cert-item:hover { transform: translateX(6px); }
.cert-left { display: flex; align-items: flex-start; gap: 1rem; }
.cert-dot { width: 0.5rem; height: 0.5rem; border-radius: 9999px; background: var(--primary); flex-shrink: 0; margin-top: 0.375rem; }
.cert-title { font-family: 'Syne', sans-serif; font-size: 1rem; font-weight: 700; }
.cert-by { font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--muted-fg); margin-top: 0.125rem; }
.cert-sub { font-size: 0.75rem; color: rgba(240,240,255,0.7); margin-top: 0.25rem; }
.cert-badge {
  border-radius: 9999px; border: 1px solid; padding: 0.25rem 0.75rem;
  font-family: 'DM Mono', monospace; font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.2em;
  white-space: nowrap;
}
.badge-purple.cert-badge { color: var(--primary); border-color: rgba(108,99,255,0.35); background: rgba(108,99,255,0.15); }
.badge-teal.cert-badge { color: var(--teal); border-color: rgba(0,212,170,0.35); background: rgba(0,212,170,0.15); }

/* ---- OPEN SOURCE ---- */
.os-grid { display: grid; gap: 1.25rem; margin-top: 2.5rem; }
@media (min-width: 768px) { .os-grid { grid-template-columns: repeat(3, 1fr); } }
.os-card {
  display: flex; flex-direction: column; border-radius: 1rem; border: 1px solid var(--border);
  background: rgba(19,19,42,0.5); padding: 1.5rem; backdrop-filter: blur(8px);
  text-decoration: none; color: inherit; height: 100%;
}
.os-top { display: flex; align-items: center; justify-content: space-between; }
.os-icon {
  display: grid; place-items: center; width: 2.5rem; height: 2.5rem;
  border-radius: 0.5rem; background: rgba(108,99,255,0.15); font-size: 1.125rem;
}
.os-arrow { font-size: 1rem; color: var(--muted-fg); transition: color 0.2s; }
.os-card:hover .os-arrow { color: var(--primary); }
.os-title { margin-top: 1rem; font-family: 'Syne', sans-serif; font-size: 1.125rem; font-weight: 700; }
.os-handle { font-family: 'DM Mono', monospace; font-size: 0.6875rem; color: var(--muted-fg); margin-top: 0.125rem; }
.os-body { margin-top: 0.75rem; font-size: 0.875rem; color: rgba(240,240,255,0.8); }

/* ---- CONTACT ---- */
.contact-section { padding: 7rem 1.5rem; }
.contact-eyebrow { font-size: 0.75rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--muted-fg); }
.contact-title { margin-top: 1rem; font-family: 'Syne', sans-serif; font-size: clamp(2.5rem, 7vw, 4.5rem); font-weight: 800; line-height: 1.15; }
.contact-sub { margin-top: 1.25rem; max-width: 36rem; margin-left: auto; margin-right: auto; font-size: 1rem; color: var(--muted-fg); }
.contact-links { margin-top: 2.5rem; display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; }
.contact-link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border-radius: 9999px; border: 1px solid var(--border); background: rgba(19,19,42,0.5);
  padding: 0.5rem 1rem; font-family: 'DM Mono', monospace; font-size: 0.75rem;
  color: rgba(240,240,255,0.85); text-decoration: none; backdrop-filter: blur(8px);
  transition: border-color 0.2s, color 0.2s;
}
.contact-link:hover { border-color: rgba(108,99,255,0.5); color: var(--primary); }
.contact-actions { margin-top: 3rem; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.qr-wrap { margin-top: 1.5rem; display: flex; flex-direction: column; align-items: center; gap: 0.75rem; }
.qr-box { border-radius: 1rem; border: 1px solid var(--border); background: var(--fg); padding: 0.75rem; }
.qr-box canvas { display: block; }
.qr-label { font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.3em; color: var(--muted-fg); }

/* ---- FOOTER ---- */
.footer { border-top: 1px solid var(--border); padding: 2.5rem 1.5rem; text-align: center; }
.footer-text { font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.25em; color: var(--muted-fg); }
.footer-links { margin-top: 1.25rem; display: flex; justify-content: center; gap: 1.25rem; }
.footer-link { display: inline-flex; align-items: center; gap: 0.375rem; font-size: 0.6875rem; color: var(--muted-fg); text-decoration: none; transition: color 0.2s; }
.footer-link:hover { color: var(--fg); }

/* ---- MODAL ---- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px); display: none; align-items: center; justify-content: center;
  padding: 1rem;
}
.modal-overlay.open { display: flex; }
.modal-box {
  position: relative; width: 95vw; max-width: 48rem; max-height: 88vh;
  overflow-y: auto; border-radius: 1rem; border: 1px solid var(--border);
  background: rgba(19,19,42,0.95); backdrop-filter: blur(24px);
}
.modal-close {
  position: absolute; top: 1rem; right: 1rem; z-index: 10;
  width: 2rem; height: 2rem; border-radius: 9999px; border: 1px solid var(--border);
  background: rgba(19,19,42,0.8); color: var(--muted-fg); font-size: 0.875rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: color 0.2s, border-color 0.2s;
}
.modal-close:hover { color: var(--fg); border-color: var(--border); }
.modal-header { border-bottom: 1px solid var(--border); background: rgba(7,8,15,0.4); padding: 1.25rem 1.5rem; }
.modal-badges { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; }
.modal-metric { font-family: 'DM Mono', monospace; font-size: 0.625rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--teal); }
.modal-title { font-family: 'Syne', sans-serif; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; }
.modal-liner { font-size: 0.875rem; color: var(--muted-fg); margin-top: 0.25rem; }
.modal-body { padding: 1.5rem; display: flex; flex-direction: column; gap: 1.5rem; }
.modal-section-label { font-family: 'DM Mono', monospace; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; color: var(--teal); margin-bottom: 0.75rem; }
.modal-section-text { font-size: 0.875rem; line-height: 1.65; color: rgba(240,240,255,0.85); }
.modal-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.modal-list li { display: flex; gap: 0.5rem; font-size: 0.875rem; color: rgba(240,240,255,0.85); }
.modal-list-check li { display: flex; gap: 0.5rem; font-size: 0.875rem; color: rgba(240,240,255,0.85); }
.modal-arrow { color: var(--primary); flex-shrink: 0; }
.modal-check { color: var(--teal); flex-shrink: 0; }
.modal-grid-2 { display: grid; gap: 0.5rem; }
@media (min-width: 640px) { .modal-grid-2 { grid-template-columns: repeat(2, 1fr); } }
.modal-tags { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.modal-tag { border-radius: 0.375rem; border: 1px solid var(--border); background: rgba(7,8,15,0.4); padding: 0.25rem 0.625rem; font-family: 'DM Mono', monospace; font-size: 0.6875rem; color: rgba(240,240,255,0.8); }
.modal-links { display: flex; flex-wrap: wrap; gap: 0.5rem; padding-top: 0.5rem; }
.modal-ext-link {
  display: inline-flex; align-items: center; gap: 0.375rem;
  border-radius: 9999px; border: 1px solid var(--border); background: rgba(7,8,15,0.4);
  padding: 0.375rem 0.75rem; font-size: 0.75rem; color: rgba(240,240,255,0.85);
  text-decoration: none; transition: border-color 0.2s, color 0.2s;
}
.modal-ext-link:hover { border-color: rgba(108,99,255,0.5); color: var(--primary); }
.modal-footer { border-top: 1px solid var(--border); padding-top: 1.25rem; }
.modal-casestudy {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border-radius: 9999px; background: var(--primary); padding: 0.625rem 1.25rem;
  font-size: 0.875rem; font-weight: 500; color: white; text-decoration: none;
  box-shadow: 0 10px 40px -10px rgba(108,99,255,0.45); transition: transform 0.2s;
}
.modal-casestudy:hover { transform: scale(1.03); }

/* ---- PROJECTS PAGE SPECIFIC ---- */
.all-projects-grid { display: grid; gap: 1.25rem; margin-top: 2.5rem; }
@media (min-width: 768px) { .all-projects-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .all-projects-grid { grid-template-columns: repeat(3, 1fr); } }
.filter-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.5rem; }
.filter-btn {
  border-radius: 9999px; border: 1px solid var(--border); background: rgba(19,19,42,0.4);
  padding: 0.375rem 1rem; font-family: 'DM Mono', monospace; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted-fg);
  cursor: pointer; transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.filter-btn:hover { color: var(--fg); }
.filter-btn.active { border-color: var(--primary); background: rgba(108,99,255,0.15); color: var(--primary); }
.back-link {
  display: inline-flex; align-items: center; gap: 0.5rem; margin-bottom: 2rem;
  font-family: 'DM Mono', monospace; font-size: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.15em; color: var(--muted-fg); text-decoration: none; transition: color 0.2s;
}
.back-link:hover { color: var(--fg); }

/* ---- MOBILE NAV TOGGLE (hamburger) ---- */
.nav-hamburger {
  display: flex; flex-direction: column; gap: 5px; background: none; border: none;
  cursor: pointer; padding: 4px; z-index: 50;
}
@media (min-width: 768px) { .nav-hamburger { display: none; } }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--fg); border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }
.mobile-nav {
  position: fixed; inset: 0; z-index: 45; background: rgba(7,8,15,0.97);
  backdrop-filter: blur(20px); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 2rem;
  transform: translateX(100%); transition: transform 0.35s cubic-bezier(0.22,1,0.36,1);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a { font-family: 'Syne', sans-serif; font-size: 1.75rem; font-weight: 700; color: var(--fg); text-decoration: none; transition: color 0.2s; }
.mobile-nav a:hover { color: var(--primary); }