:root {
  --bg: #f7f9fb;
  --surface: #ffffff;
  --surface-strong: #eef5f5;
  --ink: #14252b;
  --muted: #617177;
  --line: #dbe5e7;
  --primary: #0f6d72;
  --primary-dark: #0b4d51;
  --accent: #d89530;
  --success: #2e7d64;
  --shadow: 0 18px 50px rgba(20, 37, 43, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--primary-dark);
}

img {
  max-width: 100%;
}

.navbar {
  background: rgba(247, 249, 251, 0.88);
  border-bottom: 1px solid rgba(219, 229, 231, 0.78);
  backdrop-filter: blur(18px);
  transition: box-shadow 220ms ease, background-color 220ms ease;
}

.navbar.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 28px rgba(20, 37, 43, 0.08);
}

.navbar-brand {
  color: var(--ink);
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: inline-grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: #fff;
  background: var(--primary);
  border-radius: var(--radius);
  font-size: 0.9rem;
  box-shadow: 0 10px 24px rgba(15, 109, 114, 0.24);
}

.nav-link {
  color: #33464d;
  font-weight: 650;
  padding-inline: 0.85rem !important;
}

.nav-link.active,
.nav-link:hover {
  color: var(--primary);
}

.btn {
  border-radius: var(--radius);
  font-weight: 750;
  letter-spacing: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
}

.btn-primary {
  --bs-btn-bg: var(--primary);
  --bs-btn-border-color: var(--primary);
  --bs-btn-hover-bg: var(--primary-dark);
  --bs-btn-hover-border-color: var(--primary-dark);
  --bs-btn-active-bg: var(--primary-dark);
  --bs-btn-active-border-color: var(--primary-dark);
  box-shadow: 0 12px 24px rgba(15, 109, 114, 0.2);
}

.btn-outline-dark {
  --bs-btn-color: var(--ink);
  --bs-btn-border-color: #9fb1b6;
  --bs-btn-hover-bg: var(--ink);
  --bs-btn-hover-border-color: var(--ink);
}

.section-pad {
  padding: 112px 0;
}

.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 136px;
  background:
    linear-gradient(90deg, rgba(15, 109, 114, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(15, 109, 114, 0.06) 1px, transparent 1px),
    var(--bg);
  background-size: 48px 48px;
}

.eyebrow,
.section-kicker {
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.eyebrow::before,
.section-kicker::before {
  background: var(--accent);
  content: "";
  display: inline-block;
  height: 2px;
  width: 34px;
}

.hero-copy h1 {
  color: var(--ink);
  font-size: clamp(2.6rem, 7vw, 5.45rem);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.98;
  max-width: 11ch;
}

.hero-lead {
  color: var(--muted);
  font-size: clamp(1.04rem, 2vw, 1.28rem);
  margin: 1.5rem 0 2rem;
  max-width: 660px;
}

.hero-actions {
  margin-bottom: 2rem;
}

.hero-stats {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 620px;
  padding-top: 1.35rem;
}

.hero-stats strong {
  color: var(--primary-dark);
  display: block;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1;
}

.hero-stats span {
  color: var(--muted);
  display: block;
  font-size: 0.9rem;
  margin-top: 0.35rem;
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(219, 229, 231, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  object-fit: cover;
  width: 100%;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  bottom: 24px;
  box-shadow: 0 16px 36px rgba(20, 37, 43, 0.14);
  max-width: 360px;
  padding: 1rem 1.15rem;
  position: absolute;
  right: 24px;
}

.hero-panel span {
  color: var(--accent);
  display: block;
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
}

.hero-panel strong {
  display: block;
  font-size: 1rem;
  line-height: 1.35;
}

.section-muted {
  background: var(--surface-strong);
}

.section-heading {
  margin-bottom: 2.5rem;
  max-width: 780px;
}

.section-title {
  color: var(--ink);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1.04;
  margin-bottom: 1rem;
}

.section-text {
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 1.1rem;
}

.info-strip,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.info-strip a,
.contact-links a {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  display: inline-flex;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.info-strip a:hover,
.contact-links a:hover {
  border-color: rgba(15, 109, 114, 0.45);
  box-shadow: 0 10px 24px rgba(20, 37, 43, 0.08);
  transform: translateY(-2px);
}

.feature-card,
.work-card,
.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  height: 100%;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.feature-card {
  padding: 1.5rem;
}

.feature-card:hover,
.work-card:hover {
  border-color: rgba(15, 109, 114, 0.42);
  box-shadow: var(--shadow);
  transform: translateY(-6px);
}

.feature-card i {
  align-items: center;
  background: rgba(15, 109, 114, 0.1);
  border-radius: var(--radius);
  color: var(--primary);
  display: inline-flex;
  font-size: 1.4rem;
  height: 46px;
  justify-content: center;
  margin-bottom: 1.2rem;
  width: 46px;
}

.feature-card h3,
.work-card h3,
.skill-group h3 {
  color: var(--ink);
  font-size: 1.12rem;
  font-weight: 850;
  margin-bottom: 0.75rem;
}

.feature-card p,
.work-card p,
.work-card li {
  color: var(--muted);
}

.work-card {
  padding: 1.65rem;
}

.work-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.work-meta span {
  background: rgba(15, 109, 114, 0.08);
  border: 1px solid rgba(15, 109, 114, 0.16);
  border-radius: 999px;
  color: var(--primary-dark);
  font-size: 0.74rem;
  font-weight: 850;
  padding: 0.35rem 0.65rem;
  text-transform: uppercase;
}

.work-card ul {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
}

.work-card li + li {
  margin-top: 0.45rem;
}

.featured-project-card {
  background:
    linear-gradient(135deg, rgba(15, 109, 114, 0.1), transparent 42%),
    var(--surface);
}

.featured-project-card h3 {
  font-size: clamp(1.55rem, 3vw, 2.25rem);
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.project-snapshot {
  align-items: center;
  background: #f5faf9;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  padding: 1rem;
}

.project-snapshot > div {
  align-items: center;
  background: #fff;
  border: 1px solid rgba(15, 109, 114, 0.16);
  border-radius: var(--radius);
  color: var(--ink);
  display: grid;
  gap: 0.45rem;
  min-height: 118px;
  padding: 1rem 0.75rem;
  place-items: center;
  text-align: center;
}

.project-snapshot i {
  color: var(--primary);
  font-size: 1.55rem;
}

.project-snapshot > i {
  color: var(--accent);
  font-size: 1.85rem;
}

.project-snapshot span {
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1.25;
}

.skill-groups {
  display: grid;
  gap: 1rem;
}

.skill-group {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.tag-cloud span {
  background: #f5faf9;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #33464d;
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 0.45rem 0.75rem;
}

.contact-section {
  background:
    linear-gradient(135deg, rgba(216, 149, 48, 0.09), transparent 38%),
    var(--bg);
}

.contact-form {
  box-shadow: var(--shadow);
  padding: 1.35rem;
}

.form-label {
  color: var(--ink);
  font-weight: 750;
}

.form-control {
  border-color: #cddadd;
  border-radius: var(--radius);
  min-height: 48px;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(15, 109, 114, 0.14);
}

.form-status {
  border-radius: var(--radius);
  display: none;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.75rem 0.9rem;
}

.form-status.is-success {
  background: rgba(46, 125, 100, 0.1);
  border: 1px solid rgba(46, 125, 100, 0.28);
  color: var(--success);
  display: block;
}

.form-status.is-error {
  background: rgba(184, 62, 62, 0.1);
  border: 1px solid rgba(184, 62, 62, 0.28);
  color: #9a3030;
  display: block;
}

.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.76);
  padding: 1.4rem 0;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a,
.back-to-top {
  align-items: center;
  border-radius: var(--radius);
  display: inline-flex;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.footer-social a {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.footer-social a:hover {
  background: var(--accent);
  color: var(--ink);
}

.back-to-top {
  background: var(--primary);
  border: 0;
  bottom: 92px;
  box-shadow: 0 12px 28px rgba(15, 109, 114, 0.28);
  color: #fff;
  opacity: 0;
  pointer-events: none;
  position: fixed;
  right: 30px;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
  z-index: 1000;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.resume-assistant {
  bottom: 22px;
  position: fixed;
  right: 22px;
  z-index: 1100;
}

.assistant-toggle {
  align-items: center;
  background: var(--primary);
  border: 0;
  border-radius: 50%;
  box-shadow: 0 18px 40px rgba(15, 109, 114, 0.34);
  color: #fff;
  display: inline-flex;
  font-size: 1.5rem;
  height: 58px;
  justify-content: center;
  transition: background-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
  width: 58px;
}

.assistant-toggle:hover,
.assistant-toggle:focus-visible {
  background: var(--primary-dark);
  box-shadow: 0 18px 46px rgba(15, 109, 114, 0.42);
  transform: translateY(-2px);
}

.assistant-panel {
  background: var(--surface);
  border: 1px solid rgba(219, 229, 231, 0.96);
  border-radius: var(--radius);
  bottom: 74px;
  box-shadow: 0 26px 80px rgba(20, 37, 43, 0.22);
  display: none;
  flex-direction: column;
  height: min(680px, calc(100vh - 112px));
  overflow: hidden;
  position: absolute;
  right: 0;
  width: min(760px, calc(100vw - 32px));
}

.resume-assistant.is-open .assistant-panel {
  display: flex;
}

.assistant-header {
  align-items: center;
  background: var(--ink);
  color: #fff;
  display: flex;
  flex: 0 0 auto;
  gap: 1rem;
  justify-content: space-between;
  min-height: 76px;
  min-width: 0;
  padding: 1rem 1.15rem;
}

.assistant-header span {
  color: var(--accent);
  display: block;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}

.assistant-header strong {
  display: block;
  font-size: 0.96rem;
  line-height: 1.32;
  overflow-wrap: anywhere;
}

.assistant-actions {
  display: flex;
  gap: 0.45rem;
}

.assistant-icon-btn,
.assistant-link-btn {
  align-items: center;
  border: 0;
  display: inline-flex;
  justify-content: center;
}

.assistant-icon-btn {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  color: #fff;
  height: 38px;
  width: 38px;
}

.assistant-icon-btn:hover,
.assistant-icon-btn:focus-visible {
  background: rgba(255, 255, 255, 0.18);
}

.assistant-body {
  display: grid;
  flex: 1 1 auto;
  grid-template-columns: minmax(0, 1fr);
  min-height: 0;
  overflow: hidden;
}

.assistant-sessions {
  background: #f4f8f8;
  border-right: 1px solid var(--line);
  display: none;
  flex-direction: column;
  max-height: 100%;
  min-width: 0;
  overflow: hidden;
}

.resume-assistant.sessions-open .assistant-body {
  grid-template-columns: 230px minmax(0, 1fr);
}

.resume-assistant.sessions-open .assistant-sessions {
  display: flex;
}

.assistant-sessions-head {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 0.85rem;
}

.assistant-sessions-head span {
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.assistant-link-btn {
  background: transparent;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 850;
  padding: 0.25rem;
}

.assistant-link-btn:hover {
  color: var(--primary-dark);
}

.assistant-session-list {
  display: grid;
  gap: 0.5rem;
  min-height: 0;
  overflow-y: auto;
  padding: 0.75rem;
}

.assistant-session-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  display: block;
  min-width: 0;
  padding: 0.7rem;
  text-align: left;
  width: 100%;
}

.assistant-session-item:hover,
.assistant-session-item.is-active {
  border-color: rgba(15, 109, 114, 0.45);
  box-shadow: 0 10px 24px rgba(20, 37, 43, 0.08);
}

.assistant-session-title {
  display: block;
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.assistant-session-meta {
  color: var(--muted);
  display: block;
  font-size: 0.76rem;
  margin-top: 0.25rem;
}

.assistant-empty-sessions {
  color: var(--muted);
  font-size: 0.88rem;
  padding: 0.75rem;
}

.assistant-chat {
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
}

.assistant-messages {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.85rem;
  min-height: 0;
  overflow-y: auto;
  padding: 1rem;
  scroll-behavior: smooth;
}

.assistant-message {
  border-radius: var(--radius);
  max-width: 86%;
  min-width: 0;
  overflow-wrap: anywhere;
  padding: 0.8rem 0.9rem;
  word-break: break-word;
}

.assistant-message strong {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
}

.assistant-message p {
  margin: 0;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  word-break: break-word;
}

.assistant-message p + p,
.assistant-message ul + p,
.assistant-message ol + p,
.assistant-message pre + p {
  margin-top: 0.65rem;
}

.assistant-message h1,
.assistant-message h2,
.assistant-message h3 {
  font-size: 1rem;
  font-weight: 850;
  line-height: 1.35;
  margin: 0 0 0.55rem;
}

.assistant-message ul,
.assistant-message ol {
  margin: 0.35rem 0 0;
  padding-left: 1.15rem;
}

.assistant-message li + li {
  margin-top: 0.3rem;
}

.assistant-message a {
  color: var(--primary-dark);
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.assistant-message code {
  background: rgba(20, 37, 43, 0.08);
  border-radius: 4px;
  font-size: 0.88em;
  padding: 0.1rem 0.28rem;
}

.assistant-message pre {
  background: #10242a;
  border-radius: var(--radius);
  color: #edf7f7;
  margin: 0.55rem 0 0;
  max-width: 100%;
  overflow-x: auto;
  padding: 0.75rem;
}

.assistant-message pre code {
  background: transparent;
  color: inherit;
  padding: 0;
  white-space: pre;
}

.assistant-message.is-user {
  align-self: flex-end;
  background: var(--primary);
  color: #fff;
}

.assistant-message.is-user strong {
  color: rgba(255, 255, 255, 0.76);
}

.assistant-message.is-assistant {
  align-self: flex-start;
  background: #f1f6f6;
  border: 1px solid var(--line);
  color: var(--ink);
}

.assistant-message.is-assistant strong {
  color: var(--primary);
}

.assistant-form {
  align-items: flex-end;
  border-top: 1px solid var(--line);
  display: flex;
  flex: 0 0 auto;
  gap: 0.7rem;
  min-width: 0;
  padding: 0.85rem;
}

.assistant-form textarea {
  border: 1px solid #cddadd;
  border-radius: var(--radius);
  flex: 1 1 auto;
  max-height: 120px;
  min-height: 46px;
  min-width: 0;
  outline: 0;
  padding: 0.65rem 0.75rem;
  resize: none;
  width: 100%;
}

.assistant-form textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(15, 109, 114, 0.14);
}

.assistant-form button {
  align-items: center;
  background: var(--primary);
  border: 0;
  border-radius: var(--radius);
  color: #fff;
  display: inline-flex;
  flex: 0 0 46px;
  height: 46px;
  justify-content: center;
}

.assistant-form button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 {
  transition-delay: 120ms;
}

.delay-2 {
  transition-delay: 220ms;
}

.delay-3 {
  transition-delay: 320ms;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-top: 0.8rem;
    padding: 1rem;
  }

  .section-pad {
    padding: 84px 0;
  }

  .hero-section {
    min-height: auto;
    padding-top: 124px;
  }

  .hero-copy h1 {
    max-width: 12ch;
  }

  .hero-panel {
    margin-top: 1rem;
    max-width: none;
    position: static;
  }
}

@media (max-width: 575.98px) {
  .back-to-top {
    bottom: 88px;
    right: 26px;
  }

  .resume-assistant {
    bottom: 18px;
    right: 18px;
  }

  .assistant-panel {
    bottom: 72px;
    height: min(620px, calc(100vh - 94px));
    width: calc(100vw - 24px);
  }

  .assistant-body {
    grid-template-columns: 1fr;
  }

  .resume-assistant.sessions-open .assistant-body {
    grid-template-columns: 1fr;
  }

  .assistant-sessions {
    border-bottom: 1px solid var(--line);
    border-right: 0;
    display: none;
    max-height: 190px;
  }

  .resume-assistant.sessions-open .assistant-sessions {
    display: flex;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .project-actions .btn {
    width: 100%;
  }

  .project-snapshot {
    grid-template-columns: 1fr;
  }

  .project-snapshot > i {
    transform: rotate(90deg);
  }

  .section-title {
    font-size: 2rem;
  }

  .contact-form {
    padding: 1rem;
  }
}