/* ============================================================
   ROOT & RESET
============================================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg:           #060810;
  --bg2:          #0c0f1a;
  --surface:      #111422;
  --border:       rgba(255, 255, 255, 0.07);
  --text:         #e8eaf2;
  --muted:        #6b7280;
  --accent:       #00f5c4;
  --accent2:      #7c5cfc;
  --accent3:      #ff6b6b;
  --glow:         rgba(0, 245, 196, 0.15);
  --font-display: 'Syne', sans-serif;
  --font-mono:    'Syne Mono', monospace;
  --font-body:    'DM Sans', sans-serif;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
  cursor: none;
}

/* ============================================================
   CUSTOM CURSOR
============================================================ */
#cursor {
  position: fixed;
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .3s, height .3s, background .3s;
  mix-blend-mode: screen;
}

#cursor-trail {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(0, 245, 196, 0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: left .12s ease-out, top .12s ease-out;
}

body.link-hover #cursor {
  width: 20px;
  height: 20px;
  background: var(--accent2);
}

body.link-hover #cursor-trail {
  width: 50px;
  height: 50px;
  border-color: rgba(124, 92, 252, 0.5);
}

/* ============================================================
   LOADER
============================================================ */
#loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  transition: opacity .8s ease, visibility .8s ease;
}

#loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-text {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--accent);
  letter-spacing: .3em;
  text-transform: uppercase;
}

.loader-bar-wrap {
  width: 200px;
  height: 2px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.loader-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  width: 0;
  animation: loadFill 1.8s ease forwards;
}

@keyframes loadFill {
  to { width: 100%; }
}

/* ============================================================
   3D CANVAS
============================================================ */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ============================================================
   NAVIGATION
============================================================ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  background: rgba(6, 8, 16, .7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: padding .3s;
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color .3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .3s;
}

.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid rgba(0, 245, 196, .3);
  padding: .5rem 1.2rem;
  border-radius: 4px;
  transition: all .3s;
}

.nav-cta:hover {
  background: rgba(0, 245, 196, .1);
  box-shadow: 0 0 20px rgba(0, 245, 196, .2);
}

/* ============================================================
   HERO
============================================================ */
#hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 0 3rem 10 clamp(2rem, 8vw, 10rem);
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: slideUp .8s ease 2.1s forwards;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 9rem);
  font-weight: 800;
  line-height: .92;
  letter-spacing: -.04em;
  margin-bottom: 1rem;
  opacity: 0;
  animation: slideUp .8s ease 2.3s forwards;
}

.hero-name .line2 {
  display: block;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 50%, var(--accent3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  font-weight: 300;
  color: var(--muted);
  max-width: 42ch;
  line-height: 1.7;
  margin-bottom: 3rem;
  opacity: 0;
  animation: slideUp .8s ease 2.5s forwards;
}

.hero-tagline strong {
  color: var(--text);
  font-weight: 400;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: slideUp .8s ease 2.7s forwards;
}

.btn-primary {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  border: none;
  padding: .9rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  cursor: none;
  transition: all .3s;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  opacity: 0;
  transition: opacity .3s;
}

.btn-primary:hover { box-shadow: 0 0 30px rgba(0, 245, 196, .4); }
.btn-primary:hover::before { opacity: 1; }
.btn-primary span { position: relative; z-index: 1; }

.btn-secondary {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
  padding: .9rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  cursor: none;
  transition: all .3s;
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, .3);
  background: rgba(255, 255, 255, .04);
}

.hero-stats {
  position: absolute;
  right: 4rem;
  bottom: 6rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  opacity: 0;
  animation: fadeIn 1s ease 3s forwards;
}

.stat { text-align: right; }

.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  opacity: 0;
  animation: fadeIn 1s ease 3.2s forwards;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: .4; transform: scaleY(1); }
  50%       { opacity: 1;  transform: scaleY(1.2); }
}

.hero-scroll span {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--muted);
  writing-mode: vertical-rl;
}

/* ============================================================
   SECTIONS — SHARED
============================================================ */
section {
  position: relative;
  z-index: 1;
  padding: 8rem clamp(2rem, 8vw, 10rem);
}

.section-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 30px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}

/* SCROLL REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   ABOUT
============================================================ */
#about { background: var(--bg2); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  margin-top: 4rem;
}

.about-photo-wrap { position: relative; }

.about-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 4px;
  filter: grayscale(30%);
  transition: filter .5s;
  display: block;
}

.about-photo:hover { filter: grayscale(0%); }

.about-photo-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  background: var(--surface);
  border-radius: 4px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.about-photo-placeholder::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: conic-gradient(from 0deg, transparent, rgba(0, 245, 196, .05), transparent);
  animation: rotateBg 8s linear infinite;
}

@keyframes rotateBg { to { transform: rotate(360deg); } }

.photo-icon {
  font-size: 4rem;
  opacity: .3;
}

.photo-label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--muted);
  text-transform: uppercase;
  text-align: center;
  padding: 0 1rem;
}

.about-photo-wrap::before {
  content: '';
  position: absolute;
  top: 16px; left: 16px;
  right: -16px; bottom: -16px;
  border: 1px solid rgba(0, 245, 196, .2);
  border-radius: 4px;
  z-index: -1;
}

.about-photo-wrap::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 60px; height: 60px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
  border-radius: 2px 0 0 0;
}

.about-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #9ca3af;
  margin-bottom: 1.5rem;
}

.about-content p strong {
  color: var(--text);
  font-weight: 400;
}

.philosophy-box {
  margin-top: 2rem;
  padding: 2rem;
  background: var(--surface);
  border-left: 3px solid var(--accent);
  border-radius: 0 4px 4px 0;
  position: relative;
}

.philosophy-box::before {
  content: '"';
  position: absolute;
  top: -.5rem; left: 1.5rem;
  font-family: var(--font-display);
  font-size: 5rem;
  color: rgba(0, 245, 196, .1);
  line-height: 1;
}

.philosophy-box p {
  font-size: 1rem;
  font-style: italic;
  color: var(--text);
  margin: 0;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.skills-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  margin-top: 2.5rem;
}

.skill-tag {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--muted);
  padding: .5rem .8rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  transition: all .3s;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.skill-tag::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity .3s;
}

.skill-tag:hover { color: var(--text); border-color: rgba(0, 245, 196, .3); }
.skill-tag:hover::before { opacity: 1; }

.skill-tag .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ============================================================
   WORK
============================================================ */
#work { background: var(--bg); }

.projects-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 4rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.filter-bar {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border);
  padding: .4rem .9rem;
  border-radius: 100px;
  cursor: none;
  transition: all .3s;
}

.filter-btn:hover,
.filter-btn.active {
  color: var(--accent);
  border-color: rgba(0, 245, 196, .4);
  background: rgba(0, 245, 196, .06);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.project-card {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: none;
  transition: transform .5s cubic-bezier(.23, 1, .32, 1), border-color .3s, box-shadow .5s;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 245, 196, .25);
  box-shadow: 0 30px 60px rgba(0, 0, 0, .4), 0 0 0 1px rgba(0, 245, 196, .1);
}

.project-card.large  { grid-column: span 8; }
.project-card.medium { grid-column: span 4; }
.project-card.half   { grid-column: span 6; }

.project-thumb-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.p-color-1 {
  background-image: url("https://images.unsplash.com/photo-1499951360447-b19be8fe80f5?q=80&w=870&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
  background-size: cover;
  background-position: center;
  height: 350px;
  border-radius: 6px;
}

.p-color-2 {
  background-image: url("https://images.unsplash.com/photo-1602576666092-bf6447a729fc?q=80&w=1032&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
  background-size: cover;
  background-position: center;
  height: 350px;
  border-radius: 6px;
}

.p-color-3 {
  background-image: url("https://plus.unsplash.com/premium_photo-1678565869434-c81195861939?q=80&w=870&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
  background-size: cover;
  background-position: center;
  height: 350px; 
  border-radius: 6px;
}

.p-color-4 {
  background-image: url("https://images.unsplash.com/photo-1467232004584-a241de8bcf5d?q=80&w=869&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
  background-size: cover;
  background-position: center;
  height: 350px; 
  border-radius: 6px;
}

.p-color-5 {
  background-image: url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&q=80&w=1080");
  background-size: cover;
  background-position: center;
  height: 350px;
  border-radius: 6px;
}

.p-color-6 {
  background-image: url("https://images.unsplash.com/photo-1706696951898-5052cb7c569e?q=80&w=580&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D");
  background-size: cover;
  background-position: center;
  height: 350px;
  border-radius: 6px;
}

.project-thumb-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 245, 196, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 196, .03) 1px, transparent 1px);
  background-size: 30px 30px;
}

.thumb-icon {
  position: relative;
  z-index: 1;
  opacity: .35;
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,8,16,.95) 0%, rgba(6,8,16,.3) 50%, transparent 100%);
  opacity: 0;
  transition: opacity .4s;
  display: flex;
  align-items: flex-end;
  padding: 2rem;
}

.project-card:hover .project-overlay { opacity: 1; }

.overlay-content {
  transform: translateY(10px);
  transition: transform .4s;
}

.project-card:hover .overlay-content { transform: translateY(0); }

.project-info { padding: 1.5rem; }

.project-tags {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: .8rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .2em .6em;
  border-radius: 2px;
  background: rgba(0, 245, 196, .1);
  color: var(--accent);
}

.tag.t2 { background: rgba(124, 92, 252, .1); color: var(--accent2); }
.tag.t3 { background: rgba(255, 107, 107, .1); color: var(--accent3); }

.project-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-bottom: .4rem;
  transition: color .3s;
}

.project-card:hover .project-title { color: var(--accent); }

.project-desc {
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.6;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  margin-top: 1rem;
  transition: gap .3s;
}

.project-link:hover { gap: .9rem; }

/* ============================================================
   SKILLS
============================================================ */
#skills { background: var(--bg2); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 4rem;
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  transition: transform .3s, border-color .3s;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s ease;
}

.skill-card:hover { transform: translateY(-4px); border-color: rgba(0, 245, 196, .2); }
.skill-card:hover::before { transform: scaleX(1); }

.skill-card-icon  { font-size: 2.5rem; margin-bottom: 1.2rem; }
.skill-card-title { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; margin-bottom: 1rem; }
.skill-card-desc  { font-size: .88rem; color: var(--muted); line-height: 1.7; margin-bottom: 1.5rem; }

.skill-bars   { display: flex; flex-direction: column; gap: .8rem; }
.skill-bar-row { display: flex; flex-direction: column; gap: .3rem; }

.skill-bar-label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .05em;
  color: var(--muted);
}

.skill-bar-track {
  height: 3px;
  background: rgba(255, 255, 255, .06);
  border-radius: 3px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  width: 0%;
  transition: width 1.2s cubic-bezier(.23, 1, .32, 1);
}

/* ============================================================
   TIMELINE / EXPERIENCE
============================================================ */
#experience { background: var(--bg); }

.timeline {
  position: relative;
  margin-top: 4rem;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 3.5rem;
  padding-left: 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -3.4rem;
  top: .4rem;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(0, 245, 196, .15);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .5rem;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: .3rem;
}

.timeline-org {
  font-size: .9rem;
  color: var(--accent2);
  margin-bottom: .8rem;
}

.timeline-desc {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 60ch;
}

/* ============================================================
   CASE STUDY
============================================================ */
#case-study { background: var(--bg2); }

.cs-intro {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 60ch;
  margin-bottom: 5rem;
}

.cs-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 3rem;
}

.cs-steps::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
}

.cs-step {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 2.5rem;
  padding-bottom: 4rem;
  position: relative;
}

.cs-step::before {
  content: '';
  position: absolute;
  left: -3.4rem;
  top: .5rem;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(0, 245, 196, .15);
}

.cs-step-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: .25;
  align-self: start;
  padding-top: .2rem;
}

.cs-step-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 1rem;
}

.cs-step-desc {
  font-size: .95rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 65ch;
  margin-bottom: 1.5rem;
}

/* Tags */
.cs-tags {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}

.cs-tag {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .3em .8em;
  border-radius: 2px;
  background: rgba(0, 245, 196, .08);
  color: var(--accent);
  border: 1px solid rgba(0, 245, 196, .15);
}

/* Wireframe grid */
.cs-wireframe-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.cs-wireframe {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.cs-wireframe-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  padding: .75rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  min-height: 160px;
  transition: border-color .3s;
}

.cs-wireframe:hover .cs-wireframe-inner {
  border-color: rgba(0, 245, 196, .2);
}

.wf-bar {
  height: 8px;
  background: rgba(255,255,255,.06);
  border-radius: 2px;
  width: 60%;
}

.wf-sidebar {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  width: 30%;
}

.wf-item {
  height: 6px;
  background: rgba(0, 245, 196, .15);
  border-radius: 2px;
}

.wf-item.short { width: 60%; }

.wf-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  justify-content: flex-end;
}

.wf-bubble {
  height: 10px;
  border-radius: 10px;
  width: 55%;
}

.wf-bubble.right {
  background: rgba(0, 245, 196, .2);
  align-self: flex-end;
}

.wf-bubble.left {
  background: rgba(255, 255, 255, .07);
  align-self: flex-start;
}

.wf-bubble.short { width: 35%; }

.wf-input {
  height: 12px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 3px;
  margin-top: .3rem;
}

.wf-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .3rem;
  padding: .5rem 0;
}

.wf-node {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .08em;
  padding: .3em .8em;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 3px;
  color: var(--muted);
  text-transform: uppercase;
  white-space: nowrap;
}

.wf-node.accent {
  background: rgba(0, 245, 196, .1);
  border-color: rgba(0, 245, 196, .25);
  color: var(--accent);
}

.wf-arrow {
  font-size: .7rem;
  color: rgba(255,255,255,.2);
}

.wf-arch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .2rem;
  padding: .25rem 0;
}

.wf-arch-row { width: 100%; display: flex; justify-content: center; }

.wf-arch-box {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .4em 1em;
  border-radius: 3px;
  border: 1px solid;
}

.wf-arch-box.client { background: rgba(0,245,196,.08); border-color: rgba(0,245,196,.25); color: var(--accent); }
.wf-arch-box.server { background: rgba(124,92,252,.08); border-color: rgba(124,92,252,.25); color: var(--accent2); }
.wf-arch-box.db     { background: rgba(255,107,107,.08); border-color: rgba(255,107,107,.25); color: var(--accent3); }

.wf-arch-arrow {
  font-family: var(--font-mono);
  font-size: .55rem;
  color: rgba(255,255,255,.25);
  letter-spacing: .05em;
}

.cs-wireframe-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
}

/* Insights */
.cs-insights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.cs-insight {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: border-color .3s, transform .3s;
}

.cs-insight:hover {
  border-color: rgba(0, 245, 196, .2);
  transform: translateX(4px);
}

.cs-insight-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: .1rem; }

.cs-insight-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .3rem;
}

.cs-insight-text {
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.6;
}

/* Iterations */
.cs-iterations {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.5rem 0 2.5rem;
}

.cs-iter {
  flex: 1;
  min-width: 160px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.2rem;
  transition: border-color .3s, transform .3s;
}

.cs-iter:hover {
  border-color: rgba(0, 245, 196, .2);
  transform: translateY(-3px);
}

.cs-iter-badge {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: .6rem;
}

.cs-iter-badge.v3 {
  background: linear-gradient(135deg, var(--accent2), var(--accent3));
  -webkit-background-clip: text;
  background-clip: text;
}

.cs-iter-text {
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.6;
}

.cs-iter-arrow {
  font-size: 1.5rem;
  color: rgba(0, 245, 196, .25);
  flex-shrink: 0;
}

.cs-cta { margin-top: 1rem; }

/* ============================================================
   NIMBUS LIVE DEMO
============================================================ */
#nimbus-demo { background: var(--bg); }

.nimbus-intro {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 55ch;
  margin-bottom: 3rem;
}

.nimbus-widget {
  max-width: 560px;
  margin: 0 auto;
}

.nimbus-search-row {
  display: flex;
  gap: .6rem;
  margin-bottom: 1.5rem;
}

.nimbus-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .75rem 1.2rem;
  font-family: var(--font-body);
  font-size: .9rem;
  color: var(--text);
  outline: none;
  transition: border-color .3s, box-shadow .3s;
}

.nimbus-input::placeholder { color: var(--muted); }

.nimbus-input:focus {
  border-color: rgba(0, 245, 196, .4);
  box-shadow: 0 0 0 3px rgba(0, 245, 196, .08);
}

.nimbus-btn {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--accent);
  color: var(--bg);
  border: none;
  padding: .75rem 1.4rem;
  border-radius: 6px;
  cursor: pointer;
  transition: box-shadow .3s, transform .2s;
  white-space: nowrap;
}

.nimbus-btn:hover {
  box-shadow: 0 0 20px rgba(0, 245, 196, .35);
  transform: translateY(-1px);
}

.nimbus-btn.geo {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 1rem;
  padding: .75rem .95rem;
}

.nimbus-btn.geo:hover {
  border-color: rgba(0, 245, 196, .3);
  box-shadow: 0 0 16px rgba(0, 245, 196, .15);
}

/* Card */
.nimbus-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px rgba(0,0,0,.5);
  animation: cardSlideIn .5s cubic-bezier(.23,1,.32,1) forwards;
}

@keyframes cardSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.nimbus-sky {
  height: 120px;
  background: linear-gradient(135deg, #0a1628, #1a2744, #0d2040);
  transition: background 1.2s ease;
}

.nimbus-glass {
  background: rgba(11, 14, 28, .75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 1.8rem 2rem 2rem;
  border-top: 1px solid rgba(255,255,255,.06);
}

.nimbus-top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: .5rem;
}

.nimbus-city {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.02em;
}

.nimbus-date {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--muted);
  margin-top: .3rem;
}

.nimbus-icon-wrap {
  font-size: 3rem;
  line-height: 1;
  filter: drop-shadow(0 0 12px rgba(0,245,196,.25));
  animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

.nimbus-temp {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1.05;
  background: linear-gradient(135deg, var(--accent), #a5f3e8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: .2rem;
}

.nimbus-condition {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.nimbus-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .75rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255,255,255,.06);
}

.nimbus-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .3rem;
  text-align: center;
}

.nimbus-stat-icon { font-size: 1.1rem; }

.nimbus-stat span:nth-child(2) {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  color: var(--text);
}

.nimbus-stat-label {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* States */
.nimbus-result.hidden,
.nimbus-error.hidden,
.nimbus-loading.hidden { display: none; }

.nimbus-error {
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .08em;
  color: var(--accent3);
  text-align: center;
  padding: 1.2rem;
  border: 1px solid rgba(255,107,107,.2);
  border-radius: 6px;
  background: rgba(255,107,107,.05);
  animation: fadeIn .3s ease;
}

.nimbus-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .8rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--muted);
  padding: 1.5rem;
  animation: fadeIn .3s ease;
}

.nimbus-spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(0,245,196,.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.nimbus-credit {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .08em;
  color: rgba(107,114,128,.5);
  text-align: center;
  margin-top: 1.2rem;
}

.nimbus-credit a {
  color: rgba(0,245,196,.4);
  text-decoration: none;
  transition: color .3s;
}

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

/* ============================================================
   TESTIMONIALS
============================================================ */
#testimonials { background: var(--bg2); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2.2rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: transform .4s cubic-bezier(.23,1,.32,1), border-color .3s, box-shadow .4s;
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s ease;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 245, 196, .2);
  box-shadow: 0 24px 48px rgba(0,0,0,.35), 0 0 0 1px rgba(0,245,196,.06);
}

.testimonial-card:hover::before { transform: scaleX(1); }

.testimonial-quote {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 800;
  line-height: .6;
  color: rgba(0, 245, 196, .12);
  user-select: none;
  letter-spacing: -.04em;
}

.testimonial-text {
  font-size: .92rem;
  color: #9ca3af;
  line-height: 1.8;
  font-style: italic;
  flex: 1;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.testimonial-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 800;
  color: var(--bg);
  flex-shrink: 0;
}

.testimonial-name {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: -.01em;
}

.testimonial-role {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: .15rem;
}

.testimonial-project-tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3em .7em;
  border-radius: 2px;
  background: rgba(124, 92, 252, .1);
  color: var(--accent2);
  border: 1px solid rgba(124, 92, 252, .15);
  white-space: nowrap;
}

/* ============================================================
   BLOG
============================================================ */
#blog { background: var(--bg); }

.blog-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.5rem;
  margin-top: 4rem;
  align-items: start;
}

.blog-posts-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Base card */
.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: transform .4s cubic-bezier(.23,1,.32,1), border-color .3s, box-shadow .4s;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.blog-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(0,245,196,.04), transparent 60%);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}

.blog-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 245, 196, .2);
  box-shadow: 0 24px 48px rgba(0,0,0,.3), 0 0 0 1px rgba(0,245,196,.06);
}

.blog-card:hover::after { opacity: 1; }

/* Labels */
.blog-card-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
}

/* Titles */
.blog-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.3;
  transition: color .3s;
}

.blog-card.small .blog-title { font-size: 1rem; }
.blog-card:hover .blog-title { color: var(--accent); }

/* Excerpt */
.blog-excerpt {
  font-size: .87rem;
  color: var(--muted);
  line-height: 1.75;
}

.blog-card.small .blog-excerpt { font-size: .83rem; }

/* Meta row */
.blog-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.blog-tags {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}

.blog-tag {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .25em .65em;
  border-radius: 2px;
  background: rgba(124, 92, 252, .1);
  color: var(--accent2);
  border: 1px solid rgba(124, 92, 252, .15);
}

.blog-read-time {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .08em;
  color: var(--muted);
  white-space: nowrap;
}

/* Featured card extras */
.blog-card.featured {
  border-color: rgba(0, 245, 196, .15);
  background: linear-gradient(160deg, rgba(0,245,196,.03) 0%, var(--surface) 60%);
}

.blog-dochub-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,245,196,.08);
  border: 1px solid rgba(0,245,196,.2);
  padding: .35em .85em;
  border-radius: 100px;
  width: fit-content;
  animation: pulseBadge 2.5s ease-in-out infinite;
}

@keyframes pulseBadge {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,245,196,.15); }
  50%       { box-shadow: 0 0 0 6px rgba(0,245,196,0); }
}

.blog-dochub-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .65rem;
  margin-top: .5rem;
}

.dochub-feature {
  display: flex;
  align-items: flex-start;
  gap: .5rem;
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.5;
}

.dochub-icon { flex-shrink: 0; font-size: .95rem; }

.blog-cta {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  margin-top: .5rem;
  transition: gap .3s, opacity .3s;
}

.blog-cta:hover { gap: .9rem; }

/* Coming soon line */
.blog-coming-soon {
  text-align: center;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--muted);
  margin-top: 3rem;
}

.blog-coming-soon a {
  color: var(--accent2);
  text-decoration: none;
  transition: color .3s;
}

.blog-coming-soon a:hover { color: var(--accent); }

/* ============================================================
   RESPONSIVE — NEW SECTIONS
============================================================ */
@media (max-width: 900px) {
  .cs-wireframe-grid { grid-template-columns: 1fr; }
  .cs-step { grid-template-columns: 1fr; gap: .75rem; }
  .cs-step-num { font-size: 2rem; }
  .cs-iterations { flex-direction: column; }
  .cs-iter-arrow { transform: rotate(90deg); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .nimbus-stats-row { grid-template-columns: repeat(2, 1fr); }
  .blog-dochub-features { grid-template-columns: 1fr; }
  .testimonial-project-tag { margin-left: 0; }
}

/* ============================================================
   CONTACT
============================================================ */
#contact {
  background: var(--bg2);
  text-align: center;
}

.contact-inner {
  max-width: 700px;
  margin: 0 auto;
}

.contact-big {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
  margin: 2rem 0;
}

.contact-big span {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 3rem;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  padding: .8rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: all .3s;
}

.contact-link:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, .2);
  background: rgba(255, 255, 255, .04);
  transform: translateY(-2px);
}

/* ============================================================
   FOOTER
============================================================ */
footer {
  position: relative;
  z-index: 1;
  padding: 2rem 3rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--muted);
  letter-spacing: .05em;
}

.footer-copy span { color: var(--accent); }

.footer-back {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color .3s;
}

.heart-icon {
  width: 14px;
  height: 14px;
  stroke: red;
  vertical-align: middle;
}

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

/* ============================================================
   ANIMATIONS
============================================================ */
@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 900px) {
  nav { padding: 1.2rem 1.5rem; }
  .nav-links { display: none; }
  #hero { padding: 0 1.5rem; }
  .hero-stats { display: none; }
  section { padding: 5rem 1.5rem; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .project-card.large,
  .project-card.medium,
  .project-card.half { grid-column: span 12; }
  footer { padding: 1.5rem; }
}

/* ============================================================
   SCROLLBAR & SELECTION
============================================================ */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(0, 245, 196, .3); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }
::selection { background: rgba(0, 245, 196, .2); color: var(--text); }