* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0c0c0c;
  --bg-elevated: #141414;
  --text: #e8e6e3;
  --text-secondary: #8a8a8a;
  --text-tertiary: #4a4a4a;
  --accent: #c9a227;
  --border: #2a2a2a;

  /* ShadeSec colors */
  --shadesec-primary: #404C5B;
  --shadesec-secondary: #93D2CC;
}

html {
  font-size: 16px;
}

body {
  font-family: 'IBM Plex Mono', monospace;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  position: relative;
}

/* Canvas background */
#bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 5rem 2rem;
  position: relative;
  z-index: 10;
}

/* Header */
header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
}

.header-text {
  flex: 1;
}

.header-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

/* Profile Picture */
.profile-picture {
  flex-shrink: 0;
  width: 140px;
  height: 140px;
  position: relative;
  opacity: 0;
  animation: revealUp 0.8s ease-out 0.2s forwards;
  background-color: var(--bg);
  border-radius: 50%;
}

.profile-picture::before {
  content: '';
  position: absolute;
  inset: -4px;
  background: linear-gradient(135deg, var(--accent) 0%, transparent 50%, var(--accent) 100%);
  border-radius: 50%;
  opacity: 0.4;
  z-index: -1;
  animation: profileGlow 4s ease-in-out infinite;
  -webkit-mask: radial-gradient(transparent 69px, black 70px);
  mask: radial-gradient(transparent 69px, black 70px);
}

.profile-picture::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  box-shadow: 0 0 40px rgba(201, 162, 39, 0.2);
  z-index: -1;
}

.profile-picture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
  border: 2px solid var(--border);
  transition: transform 0.4s ease, border-color 0.3s ease;
}

.profile-picture:hover img {
  transform: scale(1.05);
  border-color: var(--accent);
}

@keyframes profileGlow {
  0%, 100% {
    opacity: 0.3;
    transform: rotate(0deg);
  }
  50% {
    opacity: 0.6;
    transform: rotate(180deg);
  }
}

h1 {
  font-family: 'Instrument Serif', serif;
  font-size: 2.5rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: revealUp 0.8s ease-out forwards;
}

.classification {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.2rem 0.5rem;
  opacity: 0;
  animation: revealUp 0.8s ease-out 0.1s forwards;
}

.tagline {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  opacity: 0;
  animation: revealUp 0.8s ease-out 0.15s forwards;
}

/* Sections */
section {
  margin-bottom: 3rem;
  opacity: 0;
  animation: revealUp 0.8s ease-out forwards;
  animation-delay: var(--delay, 0s);
}

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

.section-number {
  font-size: 0.7rem;
  color: var(--accent);
  font-weight: 500;
}

h2 {
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-tertiary);
}

section p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.lead {
  font-family: 'Instrument Serif', serif;
  font-size: 1.4rem;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 0.75rem;
  font-weight: 400;
}

.about p:last-child {
  font-size: 0.85rem;
}

/* ShadeSec Card */
.shadesec-section {
  margin-bottom: 3rem;
}

.shadesec-card {
  display: block;
  background: var(--shadesec-primary);
  border-radius: 8px;
  padding: 1.5rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid rgba(147, 210, 204, 0.2);
}

.shadesec-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  border-color: var(--shadesec-secondary);
}

.shadesec-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.shadesec-logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

.shadesec-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  font-family: 'IBM Plex Mono', monospace;
}

.shadesec-desc {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.shadesec-cta {
  font-size: 0.8rem;
  color: var(--shadesec-secondary);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.shadesec-cta .arrow {
  transition: transform 0.2s ease;
}

.shadesec-card:hover .shadesec-cta .arrow {
  transform: translateX(4px);
}

.shadesec-partnership {
  margin-top: 0.75rem;
  padding: 0 0.25rem;
}

.shadesec-partnership p {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.5;
}

.shadesec-partnership a {
  color: var(--text-secondary);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.shadesec-partnership a:hover {
  color: var(--accent);
}

/* Experience */
.experience-list {
  list-style: none;
}

.experience-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--border);
}

.experience-list li:first-child {
  border-top: 1px solid var(--border);
}

.company-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  opacity: 0.8;
  transition: opacity 0.3s ease;
  border-radius: 4px;
}

.company-logo.invert-on-dark,
.partner-logo.invert-on-dark {
  filter: invert(1) hue-rotate(180deg);
  mix-blend-mode: screen;
}

.experience-list li:hover .company-logo {
  opacity: 1;
}

.exp-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: all 0.3s ease;
}

.exp-icon.military {
  color: var(--accent);
}

.experience-list li:hover .exp-icon {
  color: var(--accent);
}

.exp-content {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.exp-company {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}

.exp-role {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* Project Accordions */
.project-accordion {
  border-bottom: 1px solid var(--border);
}

.project-accordion:first-of-type {
  border-top: 1px solid var(--border);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 1rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: all 0.3s ease;
  gap: 0.75rem;
}

.accordion-trigger:hover {
  padding-left: 0.5rem;
}

.accordion-trigger:hover .project-name {
  color: var(--accent);
}

.project-icon {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  object-fit: contain;
  flex-shrink: 0;
}

.project-icon-placeholder {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.accordion-trigger .project-name {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  transition: color 0.3s ease;
}

.accordion-trigger .project-meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: auto;
  margin-right: 1rem;
}

.accordion-icon {
  width: 12px;
  height: 12px;
  position: relative;
  flex-shrink: 0;
}

.accordion-icon::before,
.accordion-icon::after {
  content: '';
  position: absolute;
  background: var(--text-tertiary);
  transition: all 0.3s ease;
}

.accordion-icon::before {
  width: 12px;
  height: 1px;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.accordion-icon::after {
  width: 1px;
  height: 12px;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
}

.accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: translateX(-50%) rotate(90deg);
  opacity: 0;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.accordion-trigger[aria-expanded="true"] + .accordion-content {
  max-height: 1200px;
  padding-bottom: 1.25rem;
}

.accordion-content p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.project-link {
  font-size: 0.8rem;
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.project-link:hover {
  opacity: 0.7;
}

/* Robot Gallery - polished image presentation */
.robot-gallery {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  align-items: flex-start;
}

.robot-image-container {
  position: relative;
  flex: 1;
  min-width: 0;
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-elevated);
}

/* Vignette overlay */
.robot-image-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    transparent 50%,
    rgba(12, 12, 12, 0.5) 100%
  );
  pointer-events: none;
  z-index: 2;
}

/* Border glow on hover */
.robot-image-container::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 6px;
  border: 1px solid var(--border);
  z-index: 3;
  transition: border-color 0.4s ease;
}

.robot-image-container:hover::before {
  border-color: var(--accent);
}

.robot-image-container img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 280px;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.5s ease, object-position 0.15s ease-out;
}

/* Subtle zoom on hover (non-pannable only) */
.robot-image-container:not(.pannable):hover img {
  transform: scale(1.03);
}

/* Pannable image container - fixed height, image pans within */
.robot-image-container.pannable {
  height: 280px;
  cursor: ns-resize;
}

.robot-image-container.pannable img {
  width: 100%;
  height: 180%;
  max-height: none;
  object-position: center 20%;
}

/* Legacy project images fallback */
.project-images {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.project-images img {
  width: 120px;
  height: 90px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border);
  opacity: 0.9;
  transition: opacity 0.2s ease;
}

.project-images img:hover {
  opacity: 1;
}

/* Partners */
.partners {
  margin-bottom: 3rem;
}

.partner-logos {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 0;
}

.partner-link {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.partner-link:hover {
  opacity: 1;
}

.partner-logo {
  width: 100%;
  height: auto;
  max-height: 60px;
  object-fit: contain;
}

/* Social Icons */
.connect {
  margin-bottom: 0;
}

.social-icons {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.social-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: all 0.3s ease;
}

.social-icons a:hover,
.social-icons button:hover {
  color: var(--text);
  border-color: var(--text-tertiary);
  background: var(--bg-elevated);
}

#message-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  background: none;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
}

.wave-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
  transform-origin: 70% 70%;
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

#message-btn:hover .wave-icon {
  opacity: 1;
}

.wave-icon.waving {
  animation: wave 0.5s ease-in-out;
}

@keyframes wave {
  0%, 100% {
    transform: rotate(0deg);
  }
  20% {
    transform: rotate(14deg);
  }
  40% {
    transform: rotate(-8deg);
  }
  60% {
    transform: rotate(14deg);
  }
  80% {
    transform: rotate(-4deg);
  }
}

/* Message Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  width: 90%;
  max-width: 360px;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal[aria-hidden="false"] .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-tertiary);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  transition: color 0.2s ease;
}

.modal-close:hover {
  color: var(--text);
}

.modal-title {
  font-family: 'Instrument Serif', serif;
  font-size: 1.25rem;
  color: var(--text);
  margin-bottom: 1rem;
}

#message-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.75rem;
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  resize: vertical;
  min-height: 80px;
  transition: border-color 0.2s ease;
}

#message-input:focus {
  outline: none;
  border-color: var(--accent);
}

#message-input::placeholder {
  color: var(--text-tertiary);
}

.send-btn {
  margin-top: 0.75rem;
  width: 100%;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.send-btn:hover {
  opacity: 0.9;
}

.send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.message-status {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  text-align: center;
  min-height: 1em;
}

.message-status.success {
  color: #4a9;
}

.message-status.error {
  color: #e55;
}

/* Footer */
footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  opacity: 0;
  animation: revealUp 0.8s ease-out 0.5s forwards;
}

.coord {
  letter-spacing: 0.05em;
}

.status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2.5s ease-in-out infinite;
}

/* Animations */
@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* Selection */
::selection {
  background: var(--accent);
  color: var(--bg);
}

/* Responsive */
@media (max-width: 600px) {
  html {
    font-size: 15px;
  }

  .container {
    padding: 3rem 1.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  .lead {
    font-size: 1.2rem;
  }

  .header-content {
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
  }

  .header-text {
    width: 100%;
  }

  .header-row {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .profile-picture {
    width: 120px;
    height: 120px;
    margin-bottom: 1rem;
  }

  .social-icons {
    justify-content: center;
  }

  .accordion-trigger .project-meta {
    display: none;
  }

  .robot-gallery {
    flex-direction: column;
  }

  .robot-image-container img {
    max-height: 320px;
  }

  .robot-image-container.pannable {
    height: 320px;
  }

  .robot-image-container.pannable img {
    height: 200%;
  }

  .project-images {
    flex-direction: column;
  }

  .project-images img {
    width: 100%;
    height: auto;
    max-height: 200px;
  }

  .shadesec-card {
    padding: 1.25rem;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
}