/* ============================================================
   SRAVYA SUNNAPU — PORTFOLIO CSS
   Theme: Deep Space Terminal — Dark, editorial, techno-organic
   Fonts: Syne (display) + DM Mono (code) + Outfit (body)
   ============================================================ */

/* ---- CSS VARIABLES ---- */
:root {
  --bg:        #080b10;
  --bg2:       #0d1117;
  --bg3:       #111620;
  --surface:   #161d2c;
  --surface2:  #1c2535;
  --border:    rgba(100,130,200,0.12);
  --border2:   rgba(100,130,200,0.2);

  --accent:    #64ffda;        /* teal-mint */
  --accent2:   #a78bfa;        /* soft violet */
  --accent3:   #f472b6;        /* pink */
  --gold:      #fbbf24;

  --text:      #e2e8f0;
  --text2:     #94a3b8;
  --text3:     #4a5568;

  --font-display: 'Syne', sans-serif;
  --font-mono:    'DM Mono', monospace;
  --font-body:    'Outfit', sans-serif;

  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 4px 30px rgba(0,0,0,0.5);
  --shadow-accent: 0 0 40px rgba(100,255,218,0.12);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* ---- CANVAS BACKGROUND ---- */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.4;
  pointer-events: none;
}

/* ---- CUSTOM CURSOR ---- */
.cursor-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s;
}
.cursor-ring {
  width: 36px; height: 36px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all 0.15s ease;
  opacity: 0.6;
}
.cursor-ring.hovered { transform: translate(-50%, -50%) scale(1.6); opacity: 1; border-color: var(--accent2); }
@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
  body { cursor: auto; }
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ---- UTILITIES ---- */
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; position: relative; z-index: 1; }
.accent { color: var(--accent); }
.accent-stroke { -webkit-text-stroke: 2px var(--accent); color: transparent; }
.mono { font-family: var(--font-mono); }
.highlight { color: var(--accent); font-weight: 600; }
.section-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 3rem;
  background: linear-gradient(135deg, #fff 40%, var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #080b10;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(100,255,218,0.2);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 50px rgba(100,255,218,0.4); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border: 1.5px solid var(--accent2);
  color: var(--accent2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  transition: var(--transition);
}
.btn-outline:hover { background: rgba(167,139,250,0.1); transform: translateY(-3px); }
.btn-resume {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: rgba(100,255,218,0.1);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  transition: var(--transition);
}
.btn-resume:hover { background: rgba(100,255,218,0.2); }
.full-width { width: 100%; justify-content: center; }

/* ============================================================
   NAVBAR
   ============================================================ */
#navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(8, 11, 16, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 2rem;
  display: flex; align-items: center; gap: 2rem;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 800;
  margin-right: auto;
}
.nav-links { display: flex; gap: 2rem; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text2);
  letter-spacing: 0.05em;
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transition: var(--transition);
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { transform: scaleX(1); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 28px;
}
.hamburger span {
  display: block; height: 2px; background: var(--text);
  border-radius: 2px; transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
#hero {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 6rem 2rem 4rem;
  max-width: 1100px; margin: 0 auto;
  position: relative; z-index: 1;
  gap: 4rem;
}
.hero-content { flex: 1; }
.hero-greeting {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 1rem;
  margin-bottom: 1rem;
  opacity: 0; animation: fadeUp 0.6s 0.2s forwards;
}
.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 0.95;
  margin-bottom: 1.5rem;
  opacity: 0; animation: fadeUp 0.6s 0.4s forwards;
}
.hero-roles {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text2);
  margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 0.7rem;
  opacity: 0; animation: fadeUp 0.6s 0.6s forwards;
  min-height: 2rem;
}
.cursor-blink { animation: blink 1s infinite; color: var(--accent); }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-tagline {
  font-size: 1.05rem; color: var(--text2);
  margin-bottom: 2.5rem; line-height: 1.8;
  opacity: 0; animation: fadeUp 0.6s 0.8s forwards;
}
.hero-cta {
  display: flex; flex-wrap: wrap; gap: 1rem;
  margin-bottom: 3rem;
  opacity: 0; animation: fadeUp 0.6s 1s forwards;
}
.hero-stats {
  display: flex; align-items: center; gap: 1.5rem;
  opacity: 0; animation: fadeUp 0.6s 1.2s forwards;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 800;
  color: var(--accent);
}
.stat-label { font-size: 0.75rem; color: var(--text3); font-family: var(--font-mono); }
.stat-divider { width: 1px; height: 40px; background: var(--border2); }

/* Hero Visual */
.hero-visual {
  flex: 0 0 380px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; animation: fadeIn 1s 0.5s forwards;
}
.photo-frame {
  width: 280px; height: 280px;
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}
.photo-glow {
  position: absolute; inset: -20px;
  background: radial-gradient(circle, rgba(100,255,218,0.15), transparent 70%);
  border-radius: 50%;
  animation: pulse 3s ease-in-out infinite;
}
.hero-photo, .photo-placeholder {
  width: 100%; height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(100,255,218,0.3);
  position: relative; z-index: 1;
}
.photo-placeholder {
  background: var(--surface);
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem; color: var(--text3);
}
.photo-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(100,255,218,0.2);
  animation: spin-slow linear infinite;
}
.ring1 { inset: -20px; animation-duration: 12s; }
.ring2 { inset: -40px; border-style: dashed; animation-duration: 20s; animation-direction: reverse; }
.floating-badge {
  position: absolute;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 50px;
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  display: flex; align-items: center; gap: 0.4rem;
  backdrop-filter: blur(10px);
  animation: float 3s ease-in-out infinite;
  white-space: nowrap;
}
.badge1 { top: 20px; left: -30px; animation-delay: 0s; }
.badge2 { bottom: 30px; left: -40px; animation-delay: 1s; }
.badge3 { top: 60px; right: -20px; animation-delay: 2s; }

/* ============================================================
   ABOUT
   ============================================================ */
#about {
  padding: 7rem 0;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  position: relative; z-index: 1;
}
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
  align-items: start;
}
.about-text p { color: var(--text2); margin-bottom: 1.2rem; font-size: 1.05rem; }
.about-text strong { color: var(--text); }
.about-tags { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 2rem; }
.tag {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text2);
  transition: var(--transition);
}
.tag:hover { border-color: var(--accent); color: var(--accent); }
.about-cards { display: flex; flex-direction: column; gap: 1.2rem; }
.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.info-card::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2));
  opacity: 0; transition: var(--transition);
}
.info-card:hover { border-color: var(--border2); transform: translateX(5px); }
.info-card:hover::before { opacity: 1; }
.card-icon { font-size: 1.5rem; color: var(--accent); margin-bottom: 0.7rem; }
.info-card h3 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.info-card p { font-size: 0.9rem; color: var(--text2); }

/* ============================================================
   SKILLS
   ============================================================ */
#skills {
  padding: 7rem 0;
  background: var(--bg2);
  position: relative; z-index: 1;
}
.skills-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem;
  margin-bottom: 3rem;
}
.skill-category {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}
.skill-category:hover { border-color: var(--border2); box-shadow: var(--shadow-accent); }
.cat-title {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text2);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}
.skill-list { display: flex; flex-direction: column; gap: 1rem; }
.skill-item { display: flex; align-items: center; gap: 0.8rem; }
.skill-icon { width: 20px; color: var(--accent2); font-size: 0.9rem; flex-shrink: 0; }
.skill-item span { font-size: 0.9rem; color: var(--text2); flex: 1; min-width: 100px; }
.skill-bar {
  flex: 2;
  height: 4px;
  background: var(--bg3);
  border-radius: 2px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 2px;
  width: 0%;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.tech-cloud {
  display: flex; flex-wrap: wrap; gap: 0.7rem;
  justify-content: center;
}
.tech-tag {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text3);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.4rem 1rem;
  border-radius: 4px;
  transition: var(--transition);
}
.tech-tag:hover { border-color: var(--accent); color: var(--accent); background: rgba(100,255,218,0.05); }

/* ============================================================
   EXPERIENCE / TIMELINE
   ============================================================ */
#experience {
  padding: 7rem 0;
  background: var(--bg);
  position: relative; z-index: 1;
}
.timeline { position: relative; padding-left: 3rem; }
.timeline::before {
  content: '';
  position: absolute; left: 12px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
}
.timeline-item { position: relative; margin-bottom: 2.5rem; }
.timeline-dot {
  position: absolute; left: -3rem; top: 1.5rem;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 12px var(--accent);
  z-index: 1;
  transform: translateX(6px);
}
.timeline-dot.edu { background: var(--accent2); box-shadow: 0 0 12px var(--accent2); }
.timeline-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}
.timeline-card:hover { border-color: var(--border2); transform: translateY(-2px); }
.edu-card { border-left: 3px solid var(--accent2); }
.timeline-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 1rem;
  margin-bottom: 1rem;
}
.job-title { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; margin-bottom: 0.3rem; }
.company { font-size: 0.9rem; color: var(--text2); display: flex; align-items: center; gap: 0.5rem; }
.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  white-space: nowrap;
  display: flex; align-items: center; gap: 0.4rem;
}
.timeline-list { list-style: none; margin: 0.5rem 0 1rem; }
.timeline-list li {
  font-size: 0.92rem; color: var(--text2);
  padding: 0.3rem 0 0.3rem 1.5rem;
  position: relative;
}
.timeline-list li::before {
  content: '▹';
  position: absolute; left: 0;
  color: var(--accent); font-size: 0.8rem;
}
.timeline-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.t-tag {
  background: rgba(100,255,218,0.07);
  border: 1px solid rgba(100,255,218,0.2);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.7rem;
  border-radius: 4px;
}
.edu-cgpa {
  font-family: var(--font-mono);
  color: var(--text2);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}
.edu-cgpa strong { color: var(--accent2); }

/* ============================================================
   PROJECTS
   ============================================================ */
#projects {
  padding: 7rem 0;
  background: linear-gradient(180deg, var(--bg2) 0%, var(--bg) 100%);
  position: relative; z-index: 1;
}
.projects-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  overflow: hidden;
}
.project-card:hover { border-color: var(--border2); transform: translateY(-5px); box-shadow: var(--shadow); }
.project-card-inner { padding: 2rem; }
.project-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.project-icon-wrap {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, rgba(100,255,218,0.15), rgba(167,139,250,0.15));
  border: 1px solid var(--border2);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  color: var(--accent);
}
.project-icon-wrap.dim { color: var(--text3); background: var(--bg3); border-color: var(--border); }
.project-links { display: flex; gap: 0.8rem; }
.proj-link { color: var(--text3); font-size: 1rem; transition: var(--transition); }
.proj-link:hover { color: var(--accent); }
.featured-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--gold);
  background: rgba(251,191,36,0.1);
  border: 1px solid rgba(251,191,36,0.2);
  padding: 0.2rem 0.7rem;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 0.8rem;
}
.wip-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text3);
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 0.2rem 0.7rem;
  border-radius: 4px;
  display: inline-block;
  margin-top: 1rem;
}
.project-name {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 800;
  margin-bottom: 0.2rem;
}
.project-name.dim { color: var(--text3); }
.project-subtitle { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent2); margin-bottom: 1rem; }
.project-desc { font-size: 0.9rem; color: var(--text2); line-height: 1.7; margin-bottom: 1.2rem; }
.project-desc.dim { color: var(--text3); }
.project-features { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1.2rem; }
.feature { font-size: 0.85rem; color: var(--text2); display: flex; align-items: center; gap: 0.5rem; }
.feature i { color: var(--accent); font-size: 0.8rem; }
.project-stack { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.project-stack span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent2);
  background: rgba(167,139,250,0.1);
  border: 1px solid rgba(167,139,250,0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}
.featured { border-color: rgba(100,255,218,0.2); }
.coming-soon { opacity: 0.6; }
.coming-soon:hover { opacity: 0.85; }

/* ============================================================
   CERTIFICATIONS
   ============================================================ */
#certifications {
  padding: 7rem 0;
  background: var(--bg2);
  position: relative; z-index: 1;
}
.certs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.cert-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex; align-items: center; gap: 1.5rem;
  transition: var(--transition);
}
.cert-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: var(--shadow-accent); }
.cert-badge {
  width: 60px; height: 60px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: #080b10;
}
.cert-body h3 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 0.2rem; }
.cert-issuer { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text2); margin-bottom: 0.5rem; }
.cert-status { font-family: var(--font-mono); font-size: 0.75rem; display: flex; align-items: center; gap: 0.3rem; }
.cert-status.verified { color: var(--accent); }

/* ============================================================
   CONTACT
   ============================================================ */
#contact {
  padding: 7rem 0;
  background: var(--bg);
  position: relative; z-index: 1;
}
.contact-sub { color: var(--text2); font-size: 1.05rem; margin-top: -2rem; margin-bottom: 3rem; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 4rem; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 1.2rem; }
.contact-item {
  display: flex; align-items: center; gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  transition: var(--transition);
}
.contact-item:hover { border-color: var(--accent); transform: translateX(5px); }
.contact-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  background: rgba(100,255,218,0.1);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 1rem;
}
.contact-label { display: block; font-family: var(--font-mono); font-size: 0.72rem; color: var(--text3); margin-bottom: 0.2rem; }
.contact-value { font-size: 0.9rem; color: var(--text); }
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text2); }
.form-group input, .form-group textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 0.85rem 1.1rem;
  font-size: 0.92rem;
  transition: var(--transition);
  outline: none;
  resize: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(100,255,218,0.08);
}
.form-success {
  display: none;
  align-items: center; gap: 0.5rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.8rem;
  background: rgba(100,255,218,0.07);
  border-radius: var(--radius);
}

/* ============================================================
   FOOTER
   ============================================================ */
#footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 3rem 0;
  position: relative; z-index: 1;
}
.footer-inner {
  max-width: 600px; margin: 0 auto; padding: 0 2rem;
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.footer-logo { font-family: var(--font-display); font-size: 1.8rem; font-weight: 800; }
.footer-tagline { color: var(--text2); font-size: 0.9rem; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--text3); font-size: 1.2rem; transition: var(--transition); }
.footer-links a:hover { color: var(--accent); transform: translateY(-2px); }
.footer-copy { color: var(--text3); font-family: var(--font-mono); font-size: 0.75rem; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}
@keyframes pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.05); }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .project-card.featured { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  #hero { flex-direction: column-reverse; text-align: center; padding-top: 8rem; }
  .hero-cta, .hero-stats { justify-content: center; }
  .hero-visual { flex: 0 0 auto; }
  .badge1 { left: 0; top: 10px; }
  .badge2 { left: 0; bottom: 10px; }
  .badge3 { right: 0; top: 30px; }
  .nav-links, .btn-resume {
    display: none;
  }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; inset: 0;
    background: rgba(8,11,16,0.97);
    align-items: center; justify-content: center;
    gap: 2.5rem; z-index: 998;
  }
  .nav-links.open a { font-size: 1.4rem; }
  .hamburger { display: flex; z-index: 999; }
}
@media (max-width: 600px) {
  .projects-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 2rem; }
  .hero-name { font-size: 2.8rem; }
  .photo-frame { width: 220px; height: 220px; }
}