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

:root {
  --bg: #0a0a0a;
  --bg2: #111111;
  --bg3: #161616;
  --accent: #e63946;
  --text: #ffffff;
  --muted: #888888;
  --border: #222222;
}

html { scroll-behavior: smooth; }

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

/* ============================
   CUSTOM CURSOR
============================= */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s;
}

/* ============================
   SCROLLBAR
============================= */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); }

/* ============================
   NAVIGATION
============================= */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 4rem;
  background: rgba(10,10,10,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.5rem;
  color: var(--text);
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.star { color: var(--accent); }

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

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

.visitor-badge {
  font-size: 0.75rem;
  color: var(--muted);
}

/* ============================
   BUTTONS
============================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: all 0.2s;
  cursor: none;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--text);
}

.btn-primary:hover {
  background: #ff4d5a;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

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

/* ============================
   SECTIONS
============================= */
section {
  padding: 7rem 4rem;
  position: relative;
}

.dark-section { background: var(--bg2); }

.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: 0.05em;
  line-height: 1;
}

.section-header h2 span { color: var(--accent); }

/* ============================
   HERO
============================= */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 0;
  padding-top: 80px;
}

.hero-left {
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 100% center;
  filter: grayscale(30%);
  transition: filter 0.3s;
}

.hero-img:hover { filter: grayscale(0%); }

.hero-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    transparent 60%,
    var(--bg) 100%
  );
}

.hero-right {
  padding: 4rem 4rem 4rem 3rem;
}

.hero-greeting {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.hero-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(4rem, 7vw, 7rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.hero-role {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.hero-role span { color: var(--accent); font-weight: 600; }

.hero-summary {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 480px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.5rem;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============================
   ABOUT
============================= */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 1rem;
}

.highlight { color: var(--accent); font-weight: 600; }

.info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.info-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.info-value {
  font-size: 0.85rem;
  color: var(--text);
}

.available { color: var(--accent) !important; }

/* ============================
   SKILLS
============================= */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.skill-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: 2px;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.skill-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.skill-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.skill-card:hover::after { transform: scaleX(1); }

.skill-card-icon { font-size: 1.5rem; margin-bottom: 0.75rem; }

.skill-card-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  color: var(--text);
  margin-bottom: 1rem;
}

.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.skill-tag {
  background: rgba(230,57,70,0.08);
  border: 1px solid rgba(230,57,70,0.2);
  color: var(--muted);
  font-size: 0.72rem;
  padding: 0.3rem 0.75rem;
  border-radius: 2px;
  transition: all 0.2s;
}

.skill-tag:hover { background: rgba(230,57,70,0.15); color: var(--text); }

/* ============================
   PROJECTS
============================= */
.project-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 2.5rem;
  margin-bottom: 1.5rem;
  border-radius: 2px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s;
}

.project-card:hover { border-color: var(--accent); transform: translateX(4px); }
.project-card:hover::before { transform: scaleY(1); }

.project-number {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3.5rem;
  color: rgba(230,57,70,0.15);
  line-height: 1;
  min-width: 80px;
}

.project-name {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.5rem;
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
}

.project-desc {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.project-details {
  list-style: none;
  margin-bottom: 1.25rem;
}

.project-details li {
  font-size: 0.78rem;
  color: var(--muted);
  padding: 0.3rem 0 0.3rem 1.2rem;
  position: relative;
  line-height: 1.6;
}

.project-details li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.project-tech { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.25rem; }

.tech-tag {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.65rem;
  padding: 0.25rem 0.6rem;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.2s;
}

.project-link:hover { gap: 0.7rem; }

/* ============================
   EDUCATION
============================= */
.edu-timeline { max-width: 800px; }

.edu-item {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}

.edu-item:last-child { border-bottom: none; }

.edu-year {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding-top: 0.2rem;
}

.edu-content h3 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.3rem;
  letter-spacing: 0.03em;
  margin-bottom: 0.25rem;
}

.edu-spec {
  color: var(--accent);
  font-size: 0.8rem;
  margin-bottom: 0.25rem;
}

.edu-school {
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 0.5rem;
}

.edu-gpa {
  display: inline-block;
  background: rgba(230,57,70,0.08);
  border: 1px solid rgba(230,57,70,0.2);
  color: var(--accent);
  font-size: 0.72rem;
  padding: 0.2rem 0.7rem;
  border-radius: 2px;
}

/* ============================
   CERTIFICATIONS
============================= */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  border-radius: 2px;
  font-size: 0.82rem;
  color: var(--muted);
  transition: border-color 0.2s, color 0.2s;
}

.cert-item:hover { border-color: var(--accent); color: var(--text); }
.cert-star { color: var(--accent); flex-shrink: 0; }

/* ============================
   CONTACT
============================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-desc {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.contact-email {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.5rem;
  color: var(--text);
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  transition: color 0.2s;
}

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

.social-links { display: flex; gap: 1rem; }

.social-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  transition: all 0.2s;
}

.social-link:hover { color: var(--accent); border-color: var(--accent); }

.form-group { margin-bottom: 1rem; }

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  padding: 0.875rem 1rem;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent); }

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

#contactStatus { margin-top: 1rem; font-size: 0.78rem; }
.status-success { color: #4caf50; }
.status-error { color: var(--accent); }

/* ============================
   CHATBOT
============================= */
.chat-widget {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 340px;
  z-index: 200;
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  border: 1px solid var(--border);
}

.chat-header {
  background: var(--accent);
  color: var(--text);
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  letter-spacing: 0.05em;
}

.chat-body {
  background: var(--bg2);
  display: flex;
  flex-direction: column;
  height: 350px;
}

.chat-body.hidden { display: none; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.chat-msg {
  font-size: 0.78rem;
  line-height: 1.6;
  padding: 0.75rem 1rem;
  border-radius: 2px;
  max-width: 85%;
}

.chat-msg.bot {
  background: var(--bg3);
  border: 1px solid var(--border);
  align-self: flex-start;
}

.chat-msg.user {
  background: rgba(230,57,70,0.1);
  border: 1px solid rgba(230,57,70,0.2);
  align-self: flex-end;
  color: var(--accent);
}

.chat-msg.typing {
  background: var(--bg3);
  border: 1px solid var(--border);
  align-self: flex-start;
  color: var(--muted);
  font-style: italic;
}

.chat-input-row {
  display: flex;
  border-top: 1px solid var(--border);
}

.chat-input-row input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  padding: 0.875rem 1rem;
  outline: none;
}

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

.chat-input-row button {
  background: var(--accent);
  color: var(--text);
  border: none;
  padding: 0.875rem 1.25rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: none;
  transition: background 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chat-input-row button:hover { background: #ff4d5a; }

/* ============================
   FOOTER
============================= */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

/* ============================
   RESPONSIVE
============================= */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-left { height: 50vh; }
  .hero-right { padding: 2rem 1.5rem; }
  section { padding: 4rem 1.5rem; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .project-card { grid-template-columns: 1fr; }
  .edu-item { grid-template-columns: 1fr; gap: 0.5rem; }
  footer { flex-direction: column; gap: 0.5rem; padding: 1.5rem; }
  .chat-widget { width: calc(100vw - 2rem); right: 1rem; }
}