/* ===================================================
   DEVAMANOHAR K S — PORTFOLIO STYLESHEET
   =================================================== */

/* Form note link */
.form-note a { color: var(--accent-light); text-decoration: underline; }

/* ── CSS Reset & Variables ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Colors */
  --bg-primary:   #080c14;
  --bg-secondary: #0d1424;
  --bg-card:      #111827;
  --bg-card-hover:#141e30;

  --accent:       #6366f1;
  --accent-light: #818cf8;
  --accent-glow:  rgba(99,102,241,.35);

  --cyan:         #06b6d4;
  --cyan-glow:    rgba(6,182,212,.25);

  --green:        #10b981;
  --green-glow:   rgba(16,185,129,.25);

  --amber:        #f59e0b;

  --text-primary: #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:   #475569;

  --border:       rgba(99,102,241,.15);
  --border-hover: rgba(99,102,241,.4);

  /* Typography */
  --font-main: 'Space Grotesk', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --section-pad: 100px 0;
  --container-max: 1200px;

  /* Transitions */
  --t-fast:   0.18s ease;
  --t-med:    0.35s ease;
  --t-slow:   0.55s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ── Cursor glow ── */
.cursor-glow {
  position: fixed;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99,102,241,.08) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: opacity .3s;
  z-index: 0;
}

/* ── Container ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Section base ── */
.section { padding: var(--section-pad); position: relative; }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--accent-light);
  letter-spacing: .08em;
  display: block;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 30%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  color: var(--text-secondary);
  margin-top: 12px;
  font-size: 1.05rem;
}

/* ══════════════════════════════════════
   NAVIGATION
══════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: background var(--t-med), backdrop-filter var(--t-med), padding var(--t-med);
}

#navbar.scrolled {
  background: rgba(8,12,20,.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  margin-right: auto;
}

.logo-bracket { color: var(--accent-light); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: .9rem;
  font-weight: 500;
  position: relative;
  transition: color var(--t-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--t-med);
}

.nav-link:hover { color: var(--accent-light); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--accent-light); }
.nav-link.active::after { width: 100%; }

.btn-hire {
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  color: #fff;
  padding: 9px 22px;
  border-radius: 8px;
  font-size: .85rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}

.btn-hire:hover { opacity: .85; transform: translateY(-1px); box-shadow: 0 8px 20px var(--accent-glow); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--t-med);
}

/* ══════════════════════════════════════
   HERO
══════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

#particleCanvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* Hero Text */
.hero-text { }

.hero-greeting {
  font-size: 1.1rem;
  color: var(--accent-light);
  font-weight: 500;
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeSlideUp .6s .2s forwards;
}

.hero-name {
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeSlideUp .6s .35s forwards;
}

.accent-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-size: 1.3rem;
  color: var(--text-secondary);
  margin-bottom: 22px;
  height: 2rem;
  opacity: 0;
  animation: fadeSlideUp .6s .5s forwards;
}

.role-prefix { color: var(--text-muted); }

.typed-text {
  color: var(--cyan);
  font-weight: 600;
}

.cursor-blink {
  color: var(--accent);
  animation: blink 1s infinite;
}

.hero-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 520px;
  margin-bottom: 36px;
  opacity: 0;
  animation: fadeSlideUp .6s .65s forwards;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeSlideUp .6s .8s forwards;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  color: #fff;
  padding: 14px 30px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--t-fast), box-shadow var(--t-fast), opacity var(--t-fast);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px var(--accent-glow); opacity: .9; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-primary);
  padding: 13px 28px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}

.btn-secondary:hover { border-color: var(--accent); background: var(--accent-glow); transform: translateY(-2px); }

/* Socials */
.hero-socials {
  display: flex;
  gap: 14px;
  opacity: 0;
  animation: fadeSlideUp .6s .95s forwards;
}

.social-link {
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast), transform var(--t-fast);
  text-decoration: none;
}

.social-link svg { width: 20px; height: 20px; }
.social-link:hover { border-color: var(--accent); color: var(--accent-light); background: var(--accent-glow); transform: translateY(-3px); }

/* Hero Image */
.hero-image-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fadeSlideIn .8s .4s forwards;
}

.image-ring {
  position: absolute;
  width: 380px; height: 380px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  animation: rotateRing 12s linear infinite;
}

.image-ring::before {
  content: '';
  position: absolute;
  top: -4px; left: 50%;
  transform: translateX(-50%);
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.ring2 {
  width: 430px; height: 430px;
  border-color: rgba(6,182,212,.2);
  animation-duration: 18s;
  animation-direction: reverse;
}

.hero-avatar {
  width: 320px; height: 320px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border);
  box-shadow: 0 0 60px rgba(99,102,241,.25), 0 0 120px rgba(6,182,212,.1);
  position: relative;
  z-index: 1;
}

/* Tech Badges */
.tech-badge {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(10px);
  z-index: 2;
  animation: floatBadge 3s ease-in-out infinite;
  white-space: nowrap;
}

.badge-java   { top: 60px; left: -30px; animation-delay: 0s; }
.badge-spring { top: 60px; right: -30px; animation-delay: .8s; }
.badge-aws    { bottom: 80px; left: -40px; animation-delay: 1.6s; }
.badge-docker { bottom: 80px; right: -40px; animation-delay: .4s; }

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  animation: fadeSlideUp .6s 1.2s forwards;
  opacity: 0;
}

.scroll-line {
  width: 1.5px; height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease infinite;
}

/* ══════════════════════════════════════
   ABOUT
══════════════════════════════════════ */
.about-section { background: var(--bg-secondary); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 18px;
  font-size: 1.02rem;
}

.about-text strong { color: var(--text-primary); }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}

.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

.stat-number {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label { font-size: .8rem; color: var(--text-muted); margin-top: 4px; }

/* Education */
.sub-heading {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--accent-light);
}

.edu-timeline { display: flex; flex-direction: column; gap: 20px; }

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}

.edu-card:hover {
  border-color: var(--accent);
  transform: translateX(4px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.edu-icon { font-size: 1.8rem; line-height: 1; }

.edu-content h4 { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.edu-institute { font-size: .85rem; color: var(--text-secondary); }
.edu-date { font-size: .8rem; color: var(--text-muted); margin: 4px 0; }
.edu-grade {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .78rem;
  font-weight: 700;
  color: #fff;
  margin-top: 6px;
}

/* ══════════════════════════════════════
   SKILLS
══════════════════════════════════════ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 22px;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 26px 22px;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}

.skill-category:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 15px 40px var(--accent-glow);
}

.skill-cat-icon { font-size: 2rem; margin-bottom: 12px; }

.skill-category h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 14px;
}

.skill-pills { display: flex; flex-wrap: wrap; gap: 8px; }

.pill {
  display: inline-block;
  padding: 5px 13px;
  border-radius: 20px;
  font-size: .82rem;
  font-weight: 600;
  background: rgba(99,102,241,.1);
  color: var(--accent-light);
  border: 1px solid rgba(99,102,241,.2);
  transition: background var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}

.pill:hover { background: rgba(99,102,241,.2); border-color: var(--accent); transform: scale(1.05); }

.pill-java   { background: rgba(240,80,50,.12); color: #f85c38; border-color: rgba(240,80,50,.25); }
.pill-spring { background: rgba(16,185,129,.12); color: #34d399; border-color: rgba(16,185,129,.25); }
.pill-aws    { background: rgba(245,158,11,.12); color: #fbbf24; border-color: rgba(245,158,11,.25); }
.pill-db     { background: rgba(6,182,212,.12); color: #22d3ee; border-color: rgba(6,182,212,.25); }
.pill-docker { background: rgba(14,165,233,.12); color: #38bdf8; border-color: rgba(14,165,233,.25); }

/* ══════════════════════════════════════
   EXPERIENCE
══════════════════════════════════════ */
.experience-section { background: var(--bg-secondary); }

.timeline { position: relative; max-width: 800px; margin: 0 auto; }

.timeline::before {
  content: '';
  position: absolute;
  left: 18px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  padding-left: 56px;
  position: relative;
  margin-bottom: 40px;
}

.timeline-dot {
  position: absolute;
  left: 8px; top: 24px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-secondary);
  box-shadow: 0 0 16px var(--accent-glow);
  z-index: 1;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}

.timeline-card:hover {
  border-color: var(--accent);
  transform: translateX(6px);
  box-shadow: 0 12px 35px var(--accent-glow);
}

.exp-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.exp-title { font-size: 1.15rem; font-weight: 700; }
.exp-company { color: var(--accent-light); font-weight: 600; margin-top: 2px; }

.exp-meta { text-align: right; }

.exp-badge {
  display: inline-block;
  background: var(--green-glow);
  color: var(--green);
  border: 1px solid rgba(16,185,129,.3);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 5px;
}

.exp-date { font-size: .82rem; color: var(--text-muted); display: block; }

.exp-points {
  list-style: none;
  margin-bottom: 18px;
}

.exp-points li {
  color: var(--text-secondary);
  font-size: .95rem;
  padding-left: 16px;
  position: relative;
  margin-bottom: 8px;
}

.exp-points li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.exp-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.exp-tag {
  font-size: .78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(99,102,241,.1);
  color: var(--accent-light);
  border: 1px solid rgba(99,102,241,.2);
}

/* ══════════════════════════════════════
   PROJECTS
══════════════════════════════════════ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 28px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  opacity: 0;
  transition: opacity var(--t-med);
}

.project-card:hover::before { opacity: 1; }
.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 50px var(--accent-glow);
}

.project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-icon-wrap {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(99,102,241,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  border: 1px solid rgba(99,102,241,.2);
}

.proj-link {
  color: var(--text-muted);
  transition: color var(--t-fast), transform var(--t-fast);
}
.proj-link svg { width: 22px; height: 22px; }
.proj-link:hover { color: var(--accent-light); transform: scale(1.1); }

.project-title {
  font-size: 1.2rem;
  font-weight: 700;
}

.project-desc {
  color: var(--text-secondary);
  font-size: .95rem;
}

.project-highlights {
  list-style: none;
  padding: 0;
}

.project-highlights li {
  font-size: .88rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
  margin-bottom: 6px;
}

.project-highlights li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--cyan);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: .76rem;
  color: var(--cyan);
  padding: 3px 10px;
  border-radius: 6px;
  background: rgba(6,182,212,.08);
  border: 1px solid rgba(6,182,212,.2);
}

/* ══════════════════════════════════════
   CERTIFICATIONS
══════════════════════════════════════ */
.cert-section { background: var(--bg-secondary); }

.cert-achieve-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.col-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.col-icon { font-size: 1.4rem; }

.cert-card, .achieve-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  margin-bottom: 16px;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}

.cert-card:hover, .achieve-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px var(--accent-glow);
}

.cert-badge {
  display: inline-block;
  background: rgba(245,158,11,.15);
  color: var(--amber);
  border: 1px solid rgba(245,158,11,.3);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.cert-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.cert-card p  { font-size: .88rem; color: var(--text-secondary); margin-bottom: 10px; }

.cert-date {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-muted);
}

.achieve-card { display: flex; gap: 16px; align-items: flex-start; }

.achieve-icon { font-size: 2rem; line-height: 1; flex-shrink: 0; }

.achieve-body h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.achieve-body p  { font-size: .88rem; color: var(--text-secondary); margin-bottom: 10px; }

/* ══════════════════════════════════════
   CONTACT
══════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 18px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  transition: border-color var(--t-med), transform var(--t-med);
}

.contact-item:hover { border-color: var(--accent); transform: translateX(5px); }

.contact-icon { font-size: 1.5rem; }

.contact-label { font-size: .78rem; color: var(--text-muted); margin-bottom: 2px; }

.contact-value {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--t-fast);
}

.contact-value:hover { color: var(--accent-light); }

/* Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  background: var(--bg-primary);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: .95rem;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  resize: vertical;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  color: #fff;
  padding: 14px 28px;
  border-radius: 10px;
  border: none;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-fast), opacity var(--t-fast);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 14px 36px var(--accent-glow); opacity: .9; }
.btn-submit:active { transform: scale(.98); }

.form-note { font-size: .85rem; text-align: center; min-height: 1.2em; }
.form-note.success { color: var(--green); }
.form-note.error   { color: #f87171; }

/* ══════════════════════════════════════
   FOOTER
══════════════════════════════════════ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 36px 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-copy { font-size: .85rem; color: var(--text-muted); }

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: .85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--t-fast);
}

.footer-links a:hover { color: var(--accent-light); }

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

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateX(40px) scale(.95); }
  to   { opacity: 1; transform: translateX(0) scale(1); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

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

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  50.1%{ transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Scroll-triggered reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════ */
@media (max-width: 900px) {
  .hero-content    { grid-template-columns: 1fr; text-align: center; }
  .hero-image-wrap { order: -1; }
  .hero-cta        { justify-content: center; }
  .hero-socials    { justify-content: center; }
  .hero-desc       { margin: 0 auto 36px; }

  .about-grid          { grid-template-columns: 1fr; }
  .cert-achieve-grid   { grid-template-columns: 1fr; }
  .contact-grid        { grid-template-columns: 1fr; }
  .projects-grid       { grid-template-columns: 1fr; }

  .image-ring  { width: 280px; height: 280px; }
  .ring2       { width: 320px; height: 320px; }
  .hero-avatar { width: 240px; height: 240px; }

  .badge-java   { top: 20px; left: 20px; }
  .badge-spring { top: 20px; right: 20px; }
  .badge-aws    { bottom: 20px; left: 20px; }
  .badge-docker { bottom: 20px; right: 20px; }

  .nav-links { display: none; }
  .hamburger { display: flex; }
  .btn-hire  { display: none; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: 260px;
    background: var(--bg-card);
    border-left: 1px solid var(--border);
    padding: 80px 32px 40px;
    gap: 28px;
    z-index: 999;
    backdrop-filter: blur(20px);
    transition: transform var(--t-med);
  }

  .footer-content { justify-content: center; text-align: center; flex-direction: column; }
}

@media (max-width: 520px) {
  .about-stats { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  :root { --section-pad: 70px 0; }
}