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

:root {
  --bg:          #191919;
  --bg-alt:      #1f1f1f;
  --bg-card:     #222222;
  --bg-card2:    #2a2a2a;
  --border:      #333333;
  --border-light:#2c2c2c;
  --accent:      #4db8ff;
  --accent-dark: #1a8ccf;
  --text:        #efefef;
  --text-muted:  #999999;
  --text-dim:    #666666;
  --radius:      14px;
  --radius-sm:   8px;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:   0 12px 48px rgba(0,0,0,0.6);
  --transition:  0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Poppins', 'Segoe UI', system-ui, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; transition: color var(--transition); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #444; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #555; }

/* ===========================
   NAVBAR
   =========================== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 7%;
  height: 70px;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(25,25,25,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-light);
  box-shadow: 0 2px 30px rgba(0,0,0,0.5);
}

.nav-logo {
  font-size: 1.3rem; font-weight: 700;
  color: var(--text); letter-spacing: -0.02em;
}
.nav-logo span { color: var(--accent); }

.nav-links { display: flex; gap: 2.2rem; list-style: none; }
.nav-links a {
  color: var(--text-muted); font-size: 0.88rem; font-weight: 500;
  letter-spacing: 0.02em; transition: color var(--transition);
  position: relative; padding-bottom: 3px;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1.5px;
  background: var(--accent); transition: width var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; display: block; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   HERO — FULLSCREEN WATER
   =========================== */
#home {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  /* Photo loads via CSS — no canvas CORS issues */
  background:
    url('hero-bg.jpg') center/cover no-repeat,
    linear-gradient(135deg, #060a12 0%, #0b1422 50%, #040608 100%);
}

/* jquery.ripples injects its own canvas — keep it behind text */
#home canvas {
  position: absolute;
  top: 0; left: 0;
  z-index: 0;
  pointer-events: none;
}

/* Gradient overlay for text readability */
.hero-overlay-dark {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.25) 0%,
    rgba(0,0,0,0.35) 50%,
    rgba(0,0,0,0.55) 100%
  );
}

/* ---- Centered text block ---- */
.hero-center {
  position: relative; z-index: 10;
  text-align: center;
  user-select: none;
}

.hi-am {
  font-size: 0.82rem;
  letter-spacing: 0.45em;
  color: rgba(255,255,255,0.65);
  font-weight: 400;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
  font-family: 'Poppins', sans-serif;
}

.hi-name {
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  font-weight: 300;
  letter-spacing: 0.01em;
  line-height: 1;
  margin-bottom: 1.5rem;
  color: #ffffff;
  /* split gradient — white left, cyan right */
  background: linear-gradient(100deg, #ffffff 45%, #4db8ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Role row: —— DATA SCIENTIST —— */
.hi-role-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  margin-bottom: 0;
}
.hi-line {
  flex: 1; max-width: 110px;
  height: 1px;
  background: rgba(255,255,255,0.35);
  display: block;
}
.hi-role {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  color: rgba(255,255,255,0.82);
  text-transform: uppercase;
  min-width: 180px;
  text-align: center;
}

/* Vertical pipe divider */
.hi-pipe {
  color: rgba(255,255,255,0.35);
  font-size: 1.8rem;
  font-weight: 100;
  line-height: 1;
  margin: 1rem 0;
}

/* CTA buttons */
.hi-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hi-btn {
  padding: 0.78rem 2rem;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s;
  font-family: 'Poppins', sans-serif;
  white-space: nowrap;
  display: inline-block;
}
.hi-btn-filled {
  background: #2979ff;
  color: #fff;
  border: 2px solid #2979ff;
}
.hi-btn-filled:hover {
  background: #5393ff;
  border-color: #5393ff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(41,121,255,0.45);
  color: #fff;
}
.hi-btn-outline {
  background: transparent;
  color: rgba(255,255,255,0.9);
  border: 2px solid rgba(255,255,255,0.55);
}
.hi-btn-outline:hover {
  border-color: rgba(255,255,255,0.95);
  color: #fff;
  transform: translateY(-2px);
}

/* ---- Scroll mouse indicator ---- */
.hi-scroll-wrap {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column;
  align-items: center; gap: 0.5rem;
  z-index: 10; text-decoration: none;
  color: rgba(255,255,255,0.45);
  transition: color 0.25s;
}
.hi-scroll-wrap:hover { color: rgba(255,255,255,0.75); }

.hi-mouse {
  width: 24px; height: 38px;
  border: 2px solid currentColor;
  border-radius: 12px;
  position: relative;
  display: flex; justify-content: center;
}
.hi-mouse-dot {
  width: 3px; height: 7px;
  background: currentColor;
  border-radius: 2px;
  margin-top: 6px;
  animation: scrollDot 1.6s ease-in-out infinite;
}
@keyframes scrollDot {
  0%   { transform: translateY(0);   opacity: 1; }
  80%  { transform: translateY(12px); opacity: 0; }
  100% { transform: translateY(0);   opacity: 0; }
}

.hi-scroll-text {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ===========================
   SECTION COMMONS
   =========================== */
section { padding: 100px 7%; }

.section-label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 0.5rem; display: block;
}
.section-heading {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 700; margin-bottom: 3rem; line-height: 1.2;
}

/* ===========================
   GRID BACKGROUND (shared)
   =========================== */
.grid-bg {
  position: relative;
  overflow: hidden;
}

.grid-bg > .grid-canvas {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) rotate(-20deg) scale(1.55);
  pointer-events: none; z-index: 0;
  transform-origin: center center;
}

.grid-bg > *:not(.grid-canvas) { position: relative; z-index: 1; }


/* ===========================
   SECTION HEADING — CENTERED VARIANT
   =========================== */
.section-label-center {
  display: block; text-align: center;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--text-muted);
  margin-bottom: 0.6rem;
}
.section-heading-center {
  text-align: center;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800; letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-divider {
  width: 80px; height: 1px;
  background: rgba(255,255,255,0.15);
  margin: 0 auto 3rem;
}
.social-header { margin-bottom: 1rem; }

/* ===========================
   ABOUT
   =========================== */
#about {
  background: #1e1e1e;
  padding: 90px 7% 60px;
  transition: background 0.8s ease;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: flex-start;
  margin-bottom: 3rem;
}

.about-title {
  font-family: 'Merriweather', Georgia, serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 300;
  color: #fff;
  margin-bottom: 1.6rem;
}

.about-text-col p {
  color: #a0a0a0;
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 1.2rem;
}
.about-text-col p strong { color: #d8d8d8; }

/* Circular profile photo */
.about-photo-col {
  flex-shrink: 0;
}
.about-photo-ring {
  width: 240px; height: 240px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid rgba(255,255,255,0.12);
  box-shadow: 0 0 40px rgba(0,0,0,0.5);
  position: relative;
  background: #2a2a2a;
}
.about-photo-img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
}
.about-photo-fallback {
  display: none;
  width: 100%; height: 100%;
  align-items: center; justify-content: center;
  font-size: 3rem; font-weight: 700; color: var(--accent);
  background: #1a2535;
}

/* Stats row */
.about-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
.stat-box {
  background: #262626;
  border: 1px solid #333;
  border-radius: var(--radius);
  padding: 1.6rem 1rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.stat-box:hover { border-color: var(--accent); transform: translateY(-3px); }
.stat-num {
  font-size: 2.2rem; font-weight: 800; color: var(--accent);
  line-height: 1; margin-bottom: 0.5rem;
}
.stat-label {
  font-size: 0.65rem; color: #777;
  letter-spacing: 0.08em; text-transform: uppercase; line-height: 1.5;
}

/* ===========================
   SOCIAL — BENTO GRID
   =========================== */
#social {
  background: #0d1117;
  padding: 90px 7%;
  transition: background 0.8s ease;
}

.bento-grid { display: flex; flex-direction: column; gap: 12px; }

.bento-row { display: grid; gap: 12px; }
.bento-row-1 { grid-template-columns: 1fr 1.15fr 1fr 1fr; }
.bento-row-2 { grid-template-columns: repeat(4, 1fr); }
.bento-row-3 { display: flex; justify-content: center; }

.bento-card {
  background: #161b27;
  border: 1px solid #1e2840;
  border-radius: 18px;
  padding: 1.4rem 1.6rem;
  display: flex; align-items: center; gap: 1rem;
  color: var(--text);
  transition: all var(--transition);
  cursor: pointer;
  text-decoration: none;
  position: relative; overflow: hidden;
}
.bento-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mx,50%) var(--my,50%), rgba(255,255,255,0.04) 0%, transparent 60%);
  opacity: 0; transition: opacity 0.3s;
}
.bento-card:hover::before { opacity: 1; }
.bento-card:hover { border-color: #2d4060; transform: translateY(-3px); box-shadow: 0 12px 40px rgba(0,0,0,0.4); }

.bento-lg {
  flex-direction: column;
  align-items: flex-start;
  padding: 1.6rem;
  min-height: 120px;
  justify-content: center;
}

.bento-featured {
  border-color: rgba(10, 102, 194, 0.4);
  background: #101d2e;
}
.bento-featured:hover { border-color: rgba(10,102,194,0.7); }

.bento-pill { flex-direction: row; padding: 1rem 1.6rem; }

.bento-row-3 .bento-pill { min-width: 320px; justify-content: center; }

.bc-icon { font-size: 1.8rem; flex-shrink: 0; }
.bc-icon-sm { font-size: 1.2rem; flex-shrink: 0; }
.bc-name { font-size: 0.95rem; font-weight: 600; color: #e8e8e8; }
.bc-sub { font-size: 0.78rem; color: #777; margin-top: 0.2rem; }
.bc-sub2 { font-size: 0.72rem; color: #555; margin-top: 0.1rem; }
.bc-accent { color: #4db8ff !important; }

/* ===========================
   CERTIFICATIONS — BENTO GRID
   =========================== */
#certifications {
  background: #0d1117;
  padding: 90px 7%;
  transition: background 0.8s ease;
}

.cert-bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.cert-bento-card {
  background: #161b27;
  border: 1px solid #1e2840;
  border-radius: 18px;
  padding: 1.8rem 1.4rem 1.4rem;
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.cert-bento-card:hover {
  border-color: rgba(77,184,255,0.5);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}
.cert-badge-img {
  width: 88px; height: 88px;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  padding: 6px;
}
.cert-badge-icon {
  font-size: 3.5rem;
  height: 88px; display: flex; align-items: center; justify-content: center;
}
.cert-bento-name {
  font-size: 0.9rem; font-weight: 700;
  color: #e8e8e8; line-height: 1.4;
  margin-top: 0.3rem;
}
.cert-bento-sub {
  font-size: 0.72rem; color: #666;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.cert-bento-verify {
  margin-top: auto;
  font-size: 0.72rem; font-weight: 700;
  color: #4db8ff; letter-spacing: 0.08em;
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding-top: 0.5rem;
}
.cert-bento-card:hover .cert-bento-verify { color: #72ccff; }

/* ===========================
   SKILLS — FLIP CARDS
   =========================== */
#skills { perspective: 1000px; }

.skills-intro { max-width: 600px; margin-bottom: 3rem; color: var(--text-muted); font-size: 0.95rem; }

.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1.5rem; }

.skill-flip {
  height: 200px; cursor: pointer;
  perspective: 800px;
}
.skill-flip-inner {
  position: relative; width: 100%; height: 100%;
  transition: transform 0.65s cubic-bezier(0.4, 0.2, 0.2, 1);
  transform-style: preserve-3d;
}
.skill-flip:hover .skill-flip-inner { transform: rotateY(180deg); }

.skill-front, .skill-back {
  position: absolute; inset: 0;
  border-radius: var(--radius); backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  padding: 1.5rem; text-align: center;
}
.skill-front {
  background: var(--bg-card); border: 1px solid var(--border);
  transition: border-color var(--transition);
}
.skill-flip:hover .skill-front { border-color: var(--accent); }
.skill-front-icon { font-size: 2.2rem; margin-bottom: 0.9rem; }
.skill-front-title { font-size: 0.92rem; font-weight: 700; color: var(--text); }

.skill-back {
  background: linear-gradient(135deg, #1e2d3d, #1a2635);
  border: 1px solid rgba(77,184,255,0.25);
  transform: rotateY(180deg);
  justify-content: flex-start; align-items: flex-start;
  padding: 1.3rem 1.2rem;
}
.skill-back-title { font-size: 0.78rem; font-weight: 700; color: var(--accent); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.8rem; }
.skill-back-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.skill-back-tag {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 5px; padding: 0.2rem 0.55rem;
  font-size: 0.72rem; color: var(--text-muted);
}

/* ===========================
   EDUCATION & EXPERIENCE — CARD LAYOUT
   =========================== */
#resume { background: #0d1117; }

.resume-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; }

.rc-col-header {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding-bottom: 0.5rem;
  display: inline-block;
  border-bottom: 2px solid var(--accent);
}

.resume-cards { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }

.resume-card {
  background: #111720;
  border: 1px solid #1c2540;
  border-radius: 14px;
  padding: 1.4rem 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}
.resume-card:hover {
  border-color: rgba(77,184,255,0.35);
  transform: translateY(-2px);
}

.rc-title {
  font-size: 1rem;
  font-weight: 700;
  color: #efefef;
  margin-bottom: 0.6rem;
}

.rc-pill {
  display: inline-block;
  background: #1a2d4a;
  color: #7aaed8;
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.28rem 0.85rem;
  border-radius: 20px;
  margin-bottom: 0.9rem;
  line-height: 1.5;
}

.rc-desc {
  font-size: 0.82rem;
  color: #7a7a8a;
  line-height: 1.85;
}
.rc-desc strong { color: #b0b0c0; }

/* ===========================
   PROJECTS — HORIZONTAL SCROLL
   =========================== */
#projects { overflow: hidden; }

.projects-nav { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2rem; }
.projects-arrows { display: flex; gap: 0.75rem; }
.arrow-btn {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text); font-size: 1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.arrow-btn:hover { background: var(--accent); border-color: var(--accent); color: #000; }

.projects-track-wrap {
  position: relative;
  overflow: hidden;
}
.projects-track {
  display: flex; gap: 1.5rem;
  transition: transform 0.5s cubic-bezier(0.4, 0.2, 0.2, 1);
  will-change: transform;
}

.project-card {
  flex: 0 0 320px;
  background: #141820;
  border: 1px solid #1e2440;
  border-radius: 16px;
  display: flex; flex-direction: column;
  transition: all var(--transition);
  overflow: hidden;
  text-decoration: none; color: inherit;
}
.project-card:hover { border-color: rgba(77,184,255,0.35); transform: translateY(-6px); box-shadow: 0 20px 60px rgba(0,0,0,0.5); }

/* Image thumbnail */
.project-thumb {
  width: 100%; height: 200px;
  position: relative; overflow: hidden; flex-shrink: 0;
}
.project-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  display: block;
}
.project-card:hover .project-thumb img { transform: scale(1.06); }
.project-thumb-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(14,18,32,0.85) 100%);
}

/* Card body */
.project-body {
  padding: 1.25rem 1.4rem 1.4rem;
  display: flex; flex-direction: column; gap: 0.6rem; flex: 1;
}

.project-cat {
  font-size: 0.68rem; font-weight: 700;
  color: var(--accent); letter-spacing: 0.12em; text-transform: uppercase;
}
.project-name { font-size: 1.05rem; font-weight: 700; color: #efefef; }
.project-desc { font-size: 0.81rem; color: #7a7a8a; line-height: 1.75; flex: 1; }
.project-desc strong { color: #a0a0b0; }

.project-stack {
  font-size: 0.78rem; font-weight: 700;
  color: var(--accent); letter-spacing: 0.02em;
  margin-top: 0.3rem;
}

.project-link-row { margin-top: 0.5rem; }
.project-gh-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.78rem; color: #555; font-weight: 500;
  transition: color var(--transition);
}
.project-gh-link:hover { color: var(--accent); }

.projects-hint { text-align: center; margin-top: 1.5rem; font-size: 0.78rem; color: var(--text-dim); letter-spacing: 0.08em; }

/* ===========================
   CONTACT
   =========================== */
#contact { background: var(--bg-alt); border-top: 1px solid var(--border-light); }

.contact-cta { margin-bottom: 3rem; }
.contact-cta p { color: var(--text-muted); font-size: 0.95rem; max-width: 520px; line-height: 1.7; margin-bottom: 1.5rem; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }

.contact-map iframe {
  width: 100%; height: 280px; border-radius: var(--radius);
  border: 1px solid var(--border); filter: grayscale(1) brightness(0.6) contrast(1.1);
  transition: filter var(--transition);
}
.contact-map iframe:hover { filter: grayscale(0.7) brightness(0.8); }
.contact-map-title { font-size: 0.75rem; font-weight: 700; color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.8rem; }

.contact-details { display: flex; flex-direction: column; gap: 0.9rem; }
.contact-item {
  display: flex; gap: 1rem; align-items: center;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 1rem 1.2rem;
  transition: border-color var(--transition);
}
.contact-item:hover { border-color: var(--accent); }
.ci-icon { font-size: 1.2rem; flex-shrink: 0; }
.ci-label { font-size: 0.7rem; color: var(--text-dim); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.ci-value { font-size: 0.88rem; color: var(--text); font-weight: 500; margin-top: 0.1rem; }
.ci-value a { color: var(--accent); }
.ci-value a:hover { color: #72ccff; }

.contact-form-section { padding-top: 3rem; border-top: 1px solid var(--border-light); margin-top: 1rem; }
.contact-form-section h3 { font-size: 0.82rem; font-weight: 700; color: var(--text-muted); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 1.5rem; }
.cf { display: flex; flex-direction: column; gap: 1rem; }
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.cf-group { display: flex; flex-direction: column; gap: 0.35rem; }
.cf-group label { font-size: 0.76rem; color: var(--text-muted); font-weight: 600; }
.cf-group input, .cf-group textarea {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 0.75rem 1rem;
  color: var(--text); font-size: 0.88rem; font-family: inherit;
  outline: none; transition: border-color var(--transition);
  resize: none;
}
.cf-group input:focus, .cf-group textarea:focus { border-color: var(--accent); }
.cf-group textarea { min-height: 110px; }
.cf-submit {
  background: var(--accent); color: #0a0a0a;
  border: none; border-radius: var(--radius-sm);
  padding: 0.85rem 2rem; font-size: 0.88rem; font-weight: 700;
  cursor: pointer; font-family: inherit; transition: all var(--transition);
  letter-spacing: 0.03em;
}
.cf-submit:hover { background: #72ccff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(77,184,255,0.3); }

/* ===========================
   FOOTER
   =========================== */
footer {
  text-align: center; padding: 2rem 7%;
  border-top: 1px solid var(--border-light);
  font-size: 0.8rem; color: var(--text-dim);
}
footer a { color: var(--accent); }

/* ===========================
   SCROLL ANIMATIONS
   =========================== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal-left.visible { opacity: 1; transform: none; }
.reveal-right { opacity: 0; transform: translateX(30px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal-right.visible { opacity: 1; transform: none; }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 960px) {
  section { padding: 80px 6% !important; }
  #navbar { padding: 0 6%; }
  .about-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-photo-col { justify-self: center; }
  .about-wrap { grid-template-columns: 1fr; gap: 3rem; }
  .resume-cols { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .bento-row-1 { grid-template-columns: 1fr 1fr; }
  .bento-row-2 { grid-template-columns: 1fr 1fr; }
  .cert-bento { grid-template-columns: 1fr 1fr 1fr; }
}

@media (max-width: 650px) {
  .nav-links {
    display: none; position: absolute;
    top: 70px; left: 0; right: 0;
    background: rgba(25,25,25,0.98);
    border-bottom: 1px solid var(--border);
    flex-direction: column; padding: 1.5rem 7%;
    gap: 1.4rem;
  }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .hero-name { font-size: clamp(2.4rem, 10vw, 3.5rem); }
  .hero-btns { flex-direction: column; }
  .btn { justify-content: center; }
  .about-stats-row { grid-template-columns: 1fr 1fr; }
  .cf-row { grid-template-columns: 1fr; }
  .project-card { flex: 0 0 260px; }
  .project-thumb { height: 160px; }
  .skills-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .bento-row-1 { grid-template-columns: 1fr; }
  .bento-row-2 { grid-template-columns: 1fr 1fr; }
  .bento-row-3 .bento-pill { min-width: unset; width: 100%; }
  .cert-bento { grid-template-columns: 1fr 1fr; }
  .hi-btns { flex-direction: column; align-items: center; }
  .about-stats-row { grid-template-columns: 1fr 1fr; }
}