/* ============================================
   ✿ DEV.PIXEL — Portfolio Stylesheet ✿
   Colors: Harvard Red, Pink, White, Green, Yellow
   Style: Pixel Art / Cute / Fresh
   ============================================ */

:root {
  --red:       #A51C30;
  --red-dark:  #7a1222;
  --red-light: #d42b45;
  --pink:      #FFB7C5;
  --pink-dark: #f08fa2;
  --pink-light:#ffe4eb;
  --white:     #FFFFFF;
  --off-white: #FFF8F9;
  --green:     #5DBB63;
  --green-dark:#3d9944;
  --yellow:    #FFE66D;
  --yellow-dk: #f5d32a;
  --bg:        #fff0f3;
  --text:      #2d1a1e;
  --text-mid:  #5c3640;
  --text-light:#9a7280;
  --border:    3px solid var(--red);
  --shadow:    4px 4px 0px var(--red);
  --shadow-sm: 2px 2px 0px var(--red);
  --font-pixel: 'Press Start 2P', monospace;
  --font-vt:    'VT323', monospace;
  --font-body:  'Nunito', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  /* Pixel dot grid bg */
  background-image:
    radial-gradient(circle, rgba(165,28,48,0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.section-pad { padding: 5rem 0; }

/* ---- PIXEL CARD BASE ---- */
.pixel-card {
  background: var(--white);
  border: 3px solid var(--red);
  box-shadow: var(--shadow);
  border-radius: 0;
  transition: transform 0.15s, box-shadow 0.15s;
  image-rendering: pixelated;
}
.pixel-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px var(--red);
}

/* ---- BUTTONS ---- */
.btn {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  padding: 0.75rem 1.25rem;
  border: 3px solid var(--red);
  cursor: pointer;
  display: inline-block;
  transition: transform 0.1s, box-shadow 0.1s;
  text-align: center;
  letter-spacing: 0.05em;
}
.btn:active { transform: translate(2px, 2px); box-shadow: none; }

.btn-primary {
  background: var(--red);
  color: var(--white);
  box-shadow: var(--shadow);
}
.btn-primary:hover { background: var(--red-dark); }

.btn-secondary {
  background: var(--yellow);
  color: var(--text);
  box-shadow: 4px 4px 0px var(--yellow-dk);
  border-color: var(--yellow-dk);
}
.btn-secondary:hover { background: var(--yellow-dk); }

/* ---- SECTION TITLE ---- */
.section-title {
  font-family: var(--font-pixel);
  font-size: clamp(0.8rem, 2vw, 1.1rem);
  color: var(--red);
  text-align: center;
  margin-bottom: 0.75rem;
  letter-spacing: 0.1em;
}
.title-bracket { color: var(--pink-dark); }
.section-sub {
  font-family: var(--font-vt);
  font-size: 1.4rem;
  color: var(--text-light);
  text-align: center;
  margin-bottom: 3rem;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--white);
  border-bottom: 3px solid var(--red);
  box-shadow: 0 3px 0 var(--pink);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem 2rem;
}
.nav-logo {
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  color: var(--red);
  letter-spacing: 0.05em;
}
.nav-links {
  display: flex; gap: 1.5rem;
}
.nav-links a {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--text-mid);
  padding: 0.4rem 0.5rem;
  transition: color 0.15s, background 0.15s;
  letter-spacing: 0.05em;
}
.nav-links a:hover {
  color: var(--white);
  background: var(--red);
}
.nav-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--red); }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 5rem;
  background: linear-gradient(160deg, var(--pink-light) 0%, var(--off-white) 60%, #fff9e6 100%);
}

/* Scanline effect */
.pixel-scanline {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(165,28,48,0.02) 3px,
    rgba(165,28,48,0.02) 4px
  );
}

.hero-content {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 4rem;
  max-width: 1000px; width: 100%; padding: 2rem;
  flex-wrap: wrap; justify-content: center;
}

/* Avatar */
.avatar-frame {
  width: 180px; height: 180px;
  background: var(--white);
  border: 4px solid var(--red);
  box-shadow: 6px 6px 0px var(--red);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  flex-shrink: 0;
}

/* CSS Pixel Character */
.pixel-character {
  display: flex; flex-direction: column; align-items: center;
  gap: 2px; position: relative;
}
.char-head {
  width: 48px; height: 44px;
  background: var(--yellow);
  border: 3px solid var(--text);
  border-radius: 4px 4px 0 0;
  position: relative;
}
.char-eyes {
  position: absolute;
  top: 54px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 12px; z-index: 1;
}
.eye {
  width: 8px; height: 8px;
  background: var(--text);
  display: block;
}
.char-mouth {
  width: 48px; height: 8px;
  position: relative; top: -8px;
}
.char-mouth::after {
  content:''; position: absolute;
  bottom: 0; left: 50%; transform: translateX(-50%);
  width: 20px; height: 5px;
  background: var(--red);
}
.char-body {
  width: 52px; height: 40px;
  background: var(--red);
  border: 3px solid var(--text);
  border-top: none; margin-top: -3px;
}
.char-arms { display: flex; gap: 58px; position: relative; top: -40px; margin-bottom: -40px; }
.arm {
  width: 14px; height: 32px;
  background: var(--red);
  border: 3px solid var(--text);
  display: block;
}
.char-legs { display: flex; gap: 12px; position: relative; top: 0; }
.leg {
  width: 14px; height: 28px;
  background: var(--text);
  border: 2px solid var(--text);
  display: block;
}

.avatar-stars { position: absolute; inset: 0; pointer-events: none; }
.star {
  position: absolute; font-size: 1.1rem;
  animation: twinkle 2s ease-in-out infinite;
}
.s1 { top: 8px; left: 8px; color: var(--yellow); animation-delay: 0s; }
.s2 { top: 8px; right: 8px; color: var(--pink); animation-delay: 0.5s; }
.s3 { bottom: 8px; left: 8px; color: var(--green); animation-delay: 1s; }
.s4 { bottom: 8px; right: 8px; color: var(--red); animation-delay: 1.5s; }

@keyframes twinkle {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.3; transform: scale(0.7); }
}

/* Hero Text */
.hero-text { max-width: 480px; }
.hero-greeting {
  font-family: var(--font-pixel);
  font-size: 0.65rem;
  color: var(--pink-dark);
  margin-bottom: 0.75rem;
  letter-spacing: 0.1em;
}
.hero-name {
  font-family: var(--font-pixel);
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}
.name-highlight {
  color: var(--red);
  text-shadow: 3px 3px 0px var(--pink);
}
.hero-role {
  font-family: var(--font-vt);
  font-size: 1.5rem;
  color: var(--green-dark);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}
.cursor-blink { animation: blink 1s step-end infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-mid);
  margin-bottom: 1.75rem;
  line-height: 1.7;
  background: var(--pink-light);
  border: 2px solid var(--pink-dark);
  padding: 0.75rem 1rem;
  box-shadow: 3px 3px 0 var(--pink-dark);
}
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Hero Decorations */
.hero-decor { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.pixel-cloud {
  position: absolute;
  font-size: 2.5rem;
  color: var(--white);
  text-shadow: 0 0 0 3px var(--pink-dark);
  opacity: 0.6;
  animation: float 6s ease-in-out infinite;
}
.c1 { top: 15%; left: 5%; animation-delay: 0s; font-size: 3rem; }
.c2 { top: 25%; right: 8%; animation-delay: 3s; font-size: 2rem; }

.pixel-heart {
  position: absolute;
  color: var(--pink-dark);
  animation: floatHeart 4s ease-in-out infinite;
}
.h1 { font-size: 1.5rem; top: 60%; left: 3%; animation-delay: 0s; }
.h2 { font-size: 1rem; bottom: 20%; right: 5%; animation-delay: 2s; }
.h3 { font-size: 2rem; top: 80%; left: 92%; animation-delay: 1s; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}
@keyframes floatHeart {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.7; }
  50%       { transform: translateY(-8px) scale(1.2); opacity: 1; }
}

/* ============================================
   ABOUT
   ============================================ */
.about { background: var(--off-white); }
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.about-card { padding: 0; overflow: hidden; }
.card-header {
  background: var(--red);
  color: var(--white);
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  padding: 0.65rem 1rem;
  letter-spacing: 0.05em;
  border-bottom: 3px solid var(--red-dark);
}
.card-body { padding: 1.25rem; }

.profile-item {
  font-family: var(--font-vt);
  font-size: 1.3rem;
  color: var(--text);
  padding: 0.35rem 0;
  border-bottom: 1px dashed var(--pink);
  display: flex; gap: 0.5rem; align-items: center;
}
.profile-item:last-child { border-bottom: none; }
.label {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--red);
  min-width: 80px;
}
.status-online { color: var(--green-dark); }

.about-desc p {
  font-size: 0.95rem;
  color: var(--text-mid);
  margin-bottom: 0.75rem;
  line-height: 1.7;
}
.about-desc strong { color: var(--red); }
.about-desc em { color: var(--green-dark); font-style: italic; }

.about-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
.tag {
  background: var(--pink-light);
  border: 2px solid var(--pink-dark);
  color: var(--red-dark);
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  padding: 0.4rem 0.6rem;
  box-shadow: 2px 2px 0 var(--pink-dark);
}

/* Stats */
.stat-card .card-body { display: flex; flex-direction: column; gap: 1rem; }
.stat-row { display: flex; align-items: center; gap: 0.75rem; }
.stat-label {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--text-mid);
  min-width: 70px;
}
.stat-bar {
  flex: 1; height: 14px;
  background: var(--pink-light);
  border: 2px solid var(--pink-dark);
  overflow: hidden;
}
.bar-fill {
  display: block;
  height: 100%;
  width: var(--w);
  background: linear-gradient(to right, var(--red), var(--red-light));
  animation: barGrow 1.5s ease-out forwards;
  transform-origin: left;
}
@keyframes barGrow {
  from { width: 0; }
  to   { width: var(--w); }
}
.stat-num {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  color: var(--red);
  min-width: 30px;
  text-align: right;
}

/* ============================================
   SKILLS
   ============================================ */
.skills {
  background: linear-gradient(135deg, #fff5f7 0%, #fffbec 100%);
}
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.25rem;
}
.skill-badge {
  background: var(--white);
  border: 3px solid var(--red);
  box-shadow: 4px 4px 0px var(--red);
  padding: 1.5rem 1rem;
  text-align: center;
  cursor: default;
  transition: transform 0.15s, box-shadow 0.15s;
  position: relative;
  overflow: hidden;
}
.skill-badge::before {
  content: attr(data-lang);
  position: absolute; top: 6px; right: 6px;
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  color: var(--pink-dark);
  opacity: 0.4;
}
.skill-badge:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0px var(--red);
  background: var(--pink-light);
}
.skill-icon { font-size: 2.5rem; margin-bottom: 0.6rem; }
.skill-name {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}
.skill-level {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  color: var(--green-dark);
  background: var(--yellow);
  border: 2px solid var(--yellow-dk);
  padding: 0.25rem 0.4rem;
  display: inline-block;
}

/* ============================================
   PROJECTS
   ============================================ */
.projects { background: var(--off-white); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.project-card {
  padding: 1.5rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.project-card::after {
  content: '';
  position: absolute; inset: 0;
  background: var(--pink-light);
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.project-card:hover::after { opacity: 0.15; }

.project-badge {
  position: absolute; top: 12px; right: 12px;
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  padding: 0.35rem 0.5rem;
  border: 2px solid;
}
.js-badge { background: var(--yellow); border-color: var(--yellow-dk); color: var(--text); }
.py-badge { background: var(--green); border-color: var(--green-dark); color: var(--white); }

.project-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.project-title {
  font-family: var(--font-pixel);
  font-size: 0.65rem;
  color: var(--red);
  margin-bottom: 0.75rem;
  line-height: 1.6;
}
.project-desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-mid);
  margin-bottom: 1rem;
  line-height: 1.5;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.25rem; }
.ptag {
  font-family: var(--font-pixel);
  font-size: 0.38rem;
  background: var(--pink-light);
  border: 2px solid var(--pink-dark);
  color: var(--red-dark);
  padding: 0.3rem 0.45rem;
}
.project-action {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--red);
  border-top: 2px dashed var(--pink);
  padding-top: 0.75rem;
  letter-spacing: 0.05em;
}

/* ============================================
   CONTACT
   ============================================ */
.contact { background: linear-gradient(135deg, #fff0f3 0%, #fffbec 100%); }
.contact-box { padding: 2.5rem; text-align: center; max-width: 600px; margin: 0 auto; }
.contact-msg {
  font-family: var(--font-vt);
  font-size: 1.6rem;
  color: var(--text-mid);
  margin-bottom: 1.75rem;
}
.contact-links { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 1.5rem; }
.contact-btn {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  padding: 0.8rem 1.25rem;
  border: 3px solid var(--red);
  background: var(--white);
  color: var(--red);
  box-shadow: var(--shadow-sm);
  transition: background 0.15s, color 0.15s, transform 0.1s;
  cursor: pointer;
  display: inline-block;
}
.contact-btn:hover {
  background: var(--red);
  color: var(--white);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--red-dark);
}
.contact-footer {
  font-family: var(--font-pixel);
  font-size: 0.4rem;
  color: var(--text-light);
  margin-top: 1rem;
  line-height: 2;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--red);
  color: var(--white);
  text-align: center;
  padding: 2rem 1rem;
  border-top: 3px solid var(--red-dark);
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  line-height: 2.5;
  letter-spacing: 0.05em;
}
.footer-small { color: var(--pink); font-size: 0.4rem; }

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 200;
  background: rgba(165, 28, 48, 0.35);
  align-items: center; justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(2px);
}
.modal-overlay.open { display: flex; animation: fadeIn 0.2s ease; }

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

.modal {
  max-width: 680px; width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex; flex-direction: column;
  animation: slideUp 0.25s ease;
}
@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  padding: 0.8rem 1rem;
  border-bottom: 3px solid var(--red-dark);
  flex-shrink: 0;
  letter-spacing: 0.05em;
}
.modal-close {
  background: var(--pink-dark);
  border: 2px solid var(--white);
  color: var(--white);
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  padding: 0.3rem 0.5rem;
  cursor: pointer;
  transition: background 0.1s;
}
.modal-close:hover { background: var(--text); }

.modal-body { padding: 1.25rem; overflow-y: auto; flex: 1; }

/* Tabs */
.modal-tabs { display: flex; gap: 0; margin-bottom: 1.25rem; border-bottom: 3px solid var(--pink); }
.tab-btn {
  font-family: var(--font-pixel);
  font-size: 0.45rem;
  padding: 0.6rem 1rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -3px;
  cursor: pointer;
  color: var(--text-light);
  letter-spacing: 0.05em;
  transition: color 0.15s;
}
.tab-btn.active { color: var(--red); border-bottom-color: var(--red); background: var(--pink-light); }
.tab-btn:hover:not(.active) { color: var(--text-mid); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Game Area */
.game-info {
  font-family: var(--font-vt);
  font-size: 1.4rem;
  color: var(--text-mid);
  margin-bottom: 1.25rem;
  padding: 0.75rem 1rem;
  background: var(--yellow);
  border: 2px solid var(--yellow-dk);
  box-shadow: 3px 3px 0 var(--yellow-dk);
}

.pixel-input {
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  padding: 0.75rem 1rem;
  border: 3px solid var(--red);
  background: var(--white);
  color: var(--text);
  width: 100%;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  outline: none;
}
.pixel-input:focus { border-color: var(--green); box-shadow: 3px 3px 0 var(--green); }

.game-btns { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1.25rem; }

.result-display {
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  padding: 0.75rem 1rem;
  border: 2px solid var(--green);
  background: var(--white);
  color: var(--green-dark);
  min-height: 2.5rem;
  box-shadow: 2px 2px 0 var(--green-dark);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
  line-height: 1.6;
}
.count-display {
  font-family: var(--font-vt);
  font-size: 1.2rem;
  color: var(--text-light);
}

/* Code Block */
.code-block {
  background: #1e0e12;
  border: 3px solid var(--red);
  padding: 1.25rem;
  overflow-x: auto;
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
  line-height: 1.75;
  box-shadow: var(--shadow);
  border-radius: 0;
  white-space: pre;
}
.code-block code { font-family: inherit; }

/* Syntax Highlight Colors */
.c-keyword { color: #FF79A8; }   /* pink */
.c-fn      { color: #5DBB63; }   /* green */
.c-str     { color: #FFE66D; }   /* yellow */
.c-num     { color: #FF9E5E; }   /* orange */
.c-comment { color: #7a7a9a; font-style: italic; }

/* ============================================
   MOBILE / RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--white); border-bottom: 3px solid var(--red); padding: 1rem 0; z-index: 99; }
  .nav-links.open { display: flex; }
  .nav-links li { text-align: center; padding: 0.5rem 0; }
  .nav-toggle { display: block; }

  .hero-content { gap: 2rem; text-align: center; padding: 1rem; }
  .hero-btns { justify-content: center; }

  .about-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
  .projects-grid { grid-template-columns: 1fr; }

  .modal { max-height: 95vh; }
  .game-btns { flex-direction: column; }
  .btn { font-size: 0.5rem; padding: 0.65rem 1rem; }
}

@media (max-width: 480px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .section-pad { padding: 3rem 0; }
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--pink-light); }
::-webkit-scrollbar-thumb { background: var(--red); border: 1px solid var(--red-dark); }
::-webkit-scrollbar-thumb:hover { background: var(--red-dark); }