/* Focused homepage stylesheet to override legacy theme clutter */
body.signature-layout {
  --bg: #06080d;
  --fg: #eef2f8;
  --muted: #9ea9bb;
  --line: #252d39;
  margin: 0;
  background: linear-gradient(180deg, #0a0d14 0%, #06080d 40%, #06080d 100%);
  color: var(--fg);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body.signature-layout * { box-sizing: border-box; }

body.signature-layout .overlay,
body.signature-layout .hero-background,
body.signature-layout .particle { display: none !important; }

body.signature-layout header,
body.signature-layout footer {
  background: transparent;
  border-color: var(--line);
}

body.signature-layout .signature-header { border-bottom: 1px solid var(--line); }

body.signature-layout .signature-header-inner,
body.signature-layout .story-hero,
body.signature-layout .story-projects,
body.signature-layout .story-research,
body.signature-layout .story-skills,
body.signature-layout .story-contact {
  width: min(1400px, 100%);
  margin-inline: auto;
}

body.signature-layout .signature-header-inner {
  padding: 1.2rem clamp(1rem, 3vw, 2.4rem);
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
}

body.signature-layout .identity-block {
  display: flex;
  gap: 1rem;
  align-items: center;
}

body.signature-layout .profile-picture {
  width: 76px;
  height: 76px;
  margin: 0;
  border-radius: 10px;
  border: 1px solid var(--line);
  opacity: 1;
  transform: none;
  animation: none;
}

body.signature-layout .identity-copy h1 {
  margin: 0;
  font-size: clamp(1.2rem, 2.3vw, 2rem);
}

body.signature-layout .kicker {
  margin: 0 0 0.3rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

body.signature-layout .welcome-message,
body.signature-layout .job-title {
  color: var(--muted);
  margin: 0.35rem 0 0;
}

body.signature-layout .social-links-bottom,
body.signature-layout .signature-social {
  width: auto;
  margin: 0;
  gap: 0.4rem;
}

body.signature-layout .social-links-bottom .btn {
  width: auto;
  height: auto;
  padding: 0.4rem 0.55rem;
  margin: 0;
  opacity: 1;
  transform: none;
  animation: none;
}

body.signature-layout main { overflow-x: clip; }

body.signature-layout main section {
  margin: 0;
  padding: clamp(2.7rem, 6vw, 5.5rem) clamp(1rem, 3vw, 2.4rem);
}

body.signature-layout .btn,
body.signature-layout .footer-links a {
  border: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: var(--fg) !important;
  box-shadow: none !important;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  text-transform: uppercase;
}

body.signature-layout .btn:hover,
body.signature-layout .footer-links a:hover {
  background: #121722;
  transform: none;
}

body.signature-layout #hero-section {
  min-height: auto;
  overflow: visible;
  background: transparent;
  border: 0;
  border-radius: 0;
}

body.signature-layout .story-hero {
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  align-items: end;
  gap: 2rem;
}

body.signature-layout .hero-title {
  grid-column: 1/-1;
  margin: 0;
  font-size: clamp(2rem, 7vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
}

body.signature-layout .hero-lead {
  margin: 0;
  max-width: 58ch;
  color: var(--muted);
  font-size: 1.1rem;
}

body.signature-layout .hero-metrics {
  border-left: 1px solid var(--line);
  padding-left: 1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(145px, 1fr));
  gap: 0.9rem 1rem;
}

body.signature-layout .hero-metrics > div { min-width: 0; }

body.signature-layout .metric-number {
  display: block;
  font-size: clamp(1.35rem, 3vw, 2.35rem);
  font-weight: 700;
  color: var(--fg);
  line-height: 1.05;
}

body.signature-layout .metric-label {
  display: block;
  font-size: 0.67rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

body.signature-layout .hero-cta {
  justify-content: flex-start;
  grid-column: 1/-1;
  margin-top: .7rem;
  flex-wrap: wrap;
}

body.signature-layout .section-heading { margin-bottom: 1.8rem; }
body.signature-layout .section-heading h2,
body.signature-layout .story-contact h2 { margin: 0; font-size: clamp(1.7rem, 4vw, 3.4rem); }
body.signature-layout .section-heading p,
body.signature-layout .story-contact p { margin: .7rem 0 0; color: var(--muted); max-width: 58ch; }
body.signature-layout .section-heading.split { display:grid; grid-template-columns:1fr 1fr; gap: 2rem; }

body.signature-layout .project,
body.signature-layout .research-paper {
  background: none;
  border: 0;
  box-shadow: none;
  padding: 0;
  margin: 0;
  text-align: left;
}

body.signature-layout .story-row {
  display: grid;
  grid-template-columns: minmax(260px, 34%) 1fr;
  gap: 1.4rem;
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
  margin-bottom: 3.2rem;
}

body.signature-layout .story-row:nth-of-type(even) { grid-template-columns: 1fr minmax(260px, 34%); }
body.signature-layout .story-row:nth-of-type(even) .story-row-media { order: 2; margin-top: 1.4rem; }
body.signature-layout .story-row-media img { width:100%; display:block; filter: grayscale(.12); }

body.signature-layout .story-row-copy h3,
body.signature-layout .research-item h3 { margin:0 0 .55rem; color:var(--fg); font-size: clamp(1.1rem, 2.2vw, 1.9rem); }
body.signature-layout .story-row-copy p,
body.signature-layout .research-item p { margin:0; color: var(--muted); }

body.signature-layout .story-actions { display:flex; gap:.55rem; flex-wrap: wrap; margin-top:.9rem; }
body.signature-layout .left-align { text-align:left; }

body.signature-layout .story-research,
body.signature-layout .story-skills,
body.signature-layout .story-contact { border-top: 1px solid var(--line); }

body.signature-layout .skills-lines p { margin:0; padding:.86rem 0; border-top: 1px dashed var(--line); color:var(--muted); }
body.signature-layout .skills-lines p strong { color: var(--fg); }
body.signature-layout .tech-ribbon { margin-top: 1.5rem; display:flex; flex-wrap:wrap; gap: .9rem; }
body.signature-layout .tech-ribbon img { width: 34px; height:34px; }

body.signature-layout footer { margin-top:0; border-top:1px solid var(--line); }
body.signature-layout .footer-links { gap:.5rem; }

@media (max-width: 1200px) {
  body.signature-layout .story-hero { grid-template-columns: 1fr; }
  body.signature-layout .hero-metrics { border-left: 0; padding-left: 0; }
}

@media (max-width: 980px) {
  body.signature-layout .signature-header-inner,
  body.signature-layout .story-hero,
  body.signature-layout .section-heading.split,
  body.signature-layout .story-row,
  body.signature-layout .story-row:nth-of-type(even) { grid-template-columns: 1fr; }

  body.signature-layout .story-row:nth-of-type(even) .story-row-media { order:0; margin-top:0; }
  body.signature-layout .hero-metrics { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
}

/* Legacy template compatibility for consistent header/footer across all pages */
body.signature-layout .header-container {
  width: min(1400px, 100%);
  margin: 0 auto;
  padding: 1.2rem clamp(1rem, 3vw, 2.4rem);
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

body.signature-layout .profile-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

body.signature-layout .header-text {
  margin-left: 0;
}

body.signature-layout .header-text h1 {
  margin: 0;
  font-size: clamp(1.2rem, 2.3vw, 2rem);
  opacity: 1;
  transform: none;
  animation: none;
}

body.signature-layout .header-text .job-title,
body.signature-layout .header-text .welcome-message {
  color: var(--muted);
  opacity: 1;
  transform: none;
  animation: none;
}

/* Ask AI modal: styled to match signature theme without changing JS behavior */
body.signature-layout .ai-chat-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  padding: 1.25rem;
  overflow-y: auto;
  background: rgba(7, 9, 13, 0.8);
  backdrop-filter: blur(2px);
}

body.signature-layout .ai-chat-modal-content {
  width: min(900px, 100%);
  margin: 0 auto;
  height: min(86vh, 760px);
  min-height: 360px;
  overflow: hidden;
  background: #0d121b;
  border: 1px solid var(--line);
  border-radius: 0;
  box-shadow: none;
  color: var(--fg);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  position: relative;
  isolation: isolate;
}

body.signature-layout .ai-chat-modal-content h2 {
  margin: 0;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--line);
  color: var(--fg);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

body.signature-layout .close-button {
  position: absolute;
  right: 1rem;
  top: 0.7rem;
  color: var(--muted);
  font-size: 1.5rem;
}

body.signature-layout .chat-window {
  min-height: 0;
  height: 100%;
  margin: 0;
  padding: 1rem 1.2rem;
  overflow-y: auto;
  background: #090d14;
  position: relative;
  z-index: 1;
}

body.signature-layout .chat-message {
  border: 1px solid var(--line);
  border-radius: 0;
  box-shadow: none;
  margin-bottom: 0.7rem;
  padding: 0.7rem 0.8rem;
}

body.signature-layout .user-message {
  background: #121722;
  color: var(--fg);
}

body.signature-layout .ai-message {
  background: #0e141f;
  color: #d6deea;
}

body.signature-layout .chat-input-container {
  border-top: 1px solid var(--line);
  padding: 0.8rem;
  background: #0d121b;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.6rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

body.signature-layout .chat-input-container input {
  background: #090d14;
  border: 1px solid var(--line);
  color: var(--fg);
  border-radius: 0;
}

body.signature-layout .chat-input-container button {
  border: 1px solid var(--line);
  background: #121722;
  color: var(--fg);
  border-radius: 0;
}


body.signature-layout .chat-input-container input:focus {
  outline: none;
  border-color: var(--line);
  box-shadow: none;
}

body.signature-layout .chat-input-container button:hover {
  background: #171f2d;
}


@media (max-width: 860px) {
  body.signature-layout .signature-header-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  body.signature-layout .hero-title {
    font-size: clamp(1.9rem, 11vw, 3.25rem);
    line-height: 0.98;
    overflow-wrap: anywhere;
  }

  body.signature-layout .hero-lead {
    font-size: 1rem;
  }

  body.signature-layout .hero-metrics {
    grid-template-columns: 1fr;
    gap: 0.7rem;
  }

  body.signature-layout .story-row-media img {
    max-height: 320px;
    object-fit: cover;
  }

  body.signature-layout .footer-links {
    display: flex;
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  body.signature-layout #hero-section {
    padding-top: 0.95rem;
    padding-bottom: 1.35rem;
  }

  body.signature-layout .story-hero {
    display: flex;
    flex-direction: column;
    gap: 0.72rem;
    align-items: stretch;
  }

  body.signature-layout .story-hero > .kicker {
    font-size: 0.62rem;
    letter-spacing: 0.07em;
    margin: 0;
  }

  body.signature-layout .hero-title {
    font-size: clamp(1.32rem, 6.6vw, 1.78rem);
    line-height: 1;
    letter-spacing: -0.01em;
    max-width: none;
    text-wrap: pretty;
  }

  body.signature-layout .hero-lead {
    font-size: 0.9rem;
    max-width: none;
  }

  body.signature-layout .hero-cta {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 0.4rem;
    margin: 0 !important;
    animation: none;
    clear: both;
  }

  body.signature-layout .hero-cta .btn {
    width: 100%;
    text-align: center;
    padding-block: 0.78rem;
  }

  body.signature-layout .hero-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
    margin-top: 0.1rem;
    padding-top: 0.7rem;
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
    width: 100%;
  }

  body.signature-layout .metric-number {
    font-size: 1.15rem;
  }

  body.signature-layout .metric-label {
    font-size: 0.6rem;
    letter-spacing: 0.08em;
  }

  body.signature-layout .ai-chat-modal {
    padding: 0.6rem;
  }

  body.signature-layout .ai-chat-modal-content {
    height: min(92vh, 92vh);
  }

  body.signature-layout .chat-input-container {
    grid-template-columns: 1fr;
  }

  body.signature-layout .chat-input-container button {
    width: 100%;
  }

  body.signature-layout .btn,
  body.signature-layout .footer-links a {
    letter-spacing: 0.04em;
    font-size: 0.7rem;
  }

  body.signature-layout .ai-chat-modal-content h2 {
    font-size: 0.86rem;
    padding-right: 2.4rem;
  }
}


@media (max-width: 420px) {
  body.signature-layout .hero-title {
    font-size: clamp(1.18rem, 6.2vw, 1.48rem);
  }

  body.signature-layout .hero-metrics {
    grid-template-columns: 1fr;
  }
}