:root {
  color-scheme: light;
  --bg: #f7f5ef;
  --paper: #ffffff;
  --paper-soft: #fafaf7;
  --ink: #172126;
  --muted: #667277;
  --line: rgba(23, 33, 38, 0.12);
  --accent: #0f766e;
  --accent-dark: #115e59;
  --warm: #f4a261;
  --deep: #263238;
  --topbar: rgba(247, 245, 239, 0.86);
  --nav-panel: rgba(247, 245, 239, 0.98);
  --hero-copy: #4c5b60;
  --secondary-bg: #ffffff;
  --soft-section: #eef3ef;
  --soft-chip: rgba(15, 118, 110, 0.09);
  --role-text: #475459;
  --contact-bg: #263238;
  --shadow: 0 22px 70px rgba(23, 33, 38, 0.12);
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1719;
  --paper: #172225;
  --paper-soft: #1d292d;
  --ink: #eef6f4;
  --muted: #a9b7b5;
  --line: rgba(238, 246, 244, 0.13);
  --accent: #2dd4bf;
  --accent-dark: #7ddfd4;
  --warm: #f7b267;
  --deep: #091113;
  --topbar: rgba(15, 23, 25, 0.88);
  --nav-panel: rgba(15, 23, 25, 0.98);
  --hero-copy: #c2cfcc;
  --secondary-bg: #172225;
  --soft-section: #111d20;
  --soft-chip: rgba(45, 212, 191, 0.12);
  --role-text: #c2cfcc;
  --contact-bg: #091113;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

*,
*::before,
*::after {
  min-width: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
  transition: background 0.25s ease, color 0.25s ease;
}

body,
button,
input,
a,
p,
span,
div {
  overflow-wrap: anywhere;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 92px 0;
}

.section-eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.06;
  margin: 0;
  letter-spacing: 0;
  text-wrap: balance;
}

.section-copy {
  color: var(--muted);
  margin: 18px 0 0;
  max-width: 680px;
}

.topbar {
  backdrop-filter: blur(18px);
  background: var(--topbar);
  border-bottom: 1px solid var(--line);
  left: 0;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 20;
}

.nav {
  align-items: center;
  display: flex;
  gap: 28px;
  justify-content: space-between;
  min-height: 74px;
  position: relative;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 12px;
  font-weight: 800;
  order: 1;
}

.brand-mark {
  align-items: center;
  background: var(--deep);
  border-radius: 8px;
  color: #fff;
  display: inline-flex;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.nav-links {
  align-items: center;
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  order: 2;
  padding: 0;
}

.nav-link {
  border-radius: 999px;
  color: var(--muted);
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 9px 14px;
}

.nav-link:hover {
  background: rgba(15, 118, 110, 0.09);
  color: var(--accent-dark);
}

.resume-pill,
.primary-btn,
.secondary-btn {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-weight: 800;
  gap: 9px;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
}

.resume-pill,
.primary-btn {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 14px 30px rgba(15, 118, 110, 0.22);
}

.secondary-btn {
  background: var(--secondary-bg);
  border: 1px solid var(--line);
  color: var(--ink);
}

.theme-toggle,
.mobile-toggle {
  align-items: center;
  background: var(--secondary-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  display: inline-flex;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.theme-toggle {
  font-size: 1.1rem;
  height: 42px;
  width: 42px;
}

.theme-toggle:hover,
.mobile-toggle:hover {
  border-color: var(--accent);
}

.mobile-toggle {
  display: none;
  font-size: 1.45rem;
  height: 44px;
  width: 44px;
}

.nav-actions {
  align-items: center;
  display: flex;
  gap: 10px;
  order: 3;
}

.hero {
  padding: 140px 0 76px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
}

.status-pill {
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent-dark);
  display: inline-flex;
  font-size: 0.9rem;
  font-weight: 800;
  gap: 10px;
  padding: 8px 14px;
}

.status-dot {
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.12);
  height: 8px;
  width: 8px;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 6.7rem);
  letter-spacing: 0;
  line-height: 0.93;
  margin: 28px 0 22px;
  overflow-wrap: anywhere;
}

.hero h1 span {
  color: var(--accent);
  display: block;
}

.hero-copy {
  color: var(--hero-copy);
  font-size: clamp(1.03rem, 2vw, 1.23rem);
  margin: 0;
  max-width: 680px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-metrics {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
}

.metric {
  background: color-mix(in srgb, var(--paper) 78%, transparent);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.metric strong {
  display: block;
  font-size: 1.7rem;
  line-height: 1;
}

.metric span {
  color: var(--muted);
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  margin-top: 8px;
}

.profile-panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.profile-photo {
  aspect-ratio: 4 / 4.4;
  background: #dce5e2;
  object-fit: cover;
  width: 100%;
}

.profile-body {
  padding: 24px;
}

.profile-body h2 {
  font-size: 1.35rem;
  margin: 0;
}

.profile-body p {
  color: var(--muted);
  margin: 8px 0 18px;
}

.quick-list {
  display: grid;
  gap: 10px;
}

.quick-list div {
  align-items: center;
  display: flex;
  gap: 10px;
  font-weight: 700;
}

.quick-list span,
.quick-list div {
  min-width: 0;
}

.quick-list i {
  color: var(--accent);
}

.about-grid {
  align-items: start;
  display: grid;
  gap: 44px;
  grid-template-columns: 0.84fr 1.16fr;
}

.about-card,
.github-card,
.contact-panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(23, 33, 38, 0.07);
}

.about-card {
  padding: 28px;
}

.about-card h3,
.project-content h3,
.contact-panel h3 {
  line-height: 1.2;
  margin: 0;
}

.about-list {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.about-list div {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.about-list strong {
  display: block;
}

.about-list span {
  color: var(--muted);
}

.experience-copy {
  color: var(--role-text);
  font-size: 1.08rem;
  margin: 0;
}

.timeline {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.timeline-item {
  background: color-mix(in srgb, var(--paper) 78%, transparent);
  border-left: 4px solid var(--accent);
  padding: 18px 20px;
}

.timeline-item strong {
  display: block;
}

.timeline-item span {
  color: var(--muted);
}

.projects-head,
.skills-head,
.github-head,
.experience-head,
.contact-grid {
  align-items: end;
  display: flex;
  gap: 24px;
  justify-content: space-between;
}

.experience-section {
  background: var(--soft-section);
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.impact-strip {
  background: var(--deep);
  border-radius: 8px;
  color: #fff;
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 38px;
  overflow: hidden;
}

.impact-strip div {
  background: rgba(255, 255, 255, 0.055);
  padding: 24px;
}

.impact-strip strong {
  color: var(--warm);
  display: block;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1;
}

.impact-strip span {
  color: rgba(255, 255, 255, 0.74);
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-top: 10px;
}

.experience-list {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.experience-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(23, 33, 38, 0.08);
  display: grid;
  gap: 28px;
  grid-template-columns: 210px 1fr;
  padding: 28px;
}

.current-role {
  border-top: 5px solid var(--accent);
}

.experience-meta {
  color: var(--muted);
  display: flex;
  flex-direction: column;
  font-size: 0.92rem;
  font-weight: 800;
  gap: 12px;
}

.role-badge {
  align-self: flex-start;
  background: rgba(15, 118, 110, 0.1);
  border-radius: 999px;
  color: var(--accent-dark);
  padding: 7px 11px;
}

.role-badge.internship {
  background: rgba(244, 162, 97, 0.18);
  color: #9a4f17;
}

.experience-main h3 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin: 0;
}

.company {
  color: var(--muted);
  font-weight: 800;
  margin: 4px 0 0;
}

.stack-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 24px;
}

.stack-row span {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--role-text);
  font-size: 0.82rem;
  font-weight: 800;
  padding: 7px 10px;
}

.role-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.role-grid.compact {
  margin-top: 22px;
}

.role-point {
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 12px;
  grid-template-columns: 34px 1fr;
  padding: 16px;
}

.role-point i {
  align-items: center;
  background: rgba(15, 118, 110, 0.1);
  border-radius: 8px;
  color: var(--accent-dark);
  display: inline-flex;
  font-size: 1rem;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.role-point p {
  color: var(--role-text);
  margin: 0;
}

.project-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 38px;
}

.project-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 48px rgba(23, 33, 38, 0.08);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.project-media {
  aspect-ratio: 16 / 9;
  background: var(--paper-soft);
  overflow: hidden;
}

.project-media img {
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  width: 100%;
}

.project-card:hover .project-media img {
  transform: scale(1.035);
}

.project-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px;
}

.project-kicker {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.project-description {
  color: var(--muted);
  margin: 14px 0 18px;
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
}

.project-tech-stack span,
.skill-tag {
  background: var(--soft-chip);
  border-radius: 999px;
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 800;
  padding: 7px 10px;
}

.project-links {
  display: flex;
  gap: 10px;
  margin-top: auto;
}

.icon-link {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-flex;
  font-weight: 800;
  gap: 8px;
  padding: 9px 13px;
}

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

.skills-layout {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 38px;
}

.skill-column {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.skill-column h3 {
  margin: 0 0 18px;
}

.skill-list {
  display: grid;
  gap: 12px;
}

.skills-card {
  align-items: center;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  gap: 12px;
  min-height: 64px;
  padding: 11px;
}

.skills-card-img {
  height: 34px;
  object-fit: contain;
  width: 34px;
}

.skills-card-name {
  font-weight: 800;
  margin: 0;
}

.github-card {
  margin-top: 38px;
  overflow: hidden;
  padding: 22px;
}

.calendar {
  min-height: 180px;
  max-width: 100%;
  overflow-x: auto;
}

.calendar svg,
.calendar table,
.react-activity-calendar {
  max-width: 100%;
}

.github-stats {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
}

.github-stats img {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 100%;
}

.contact {
  background: var(--contact-bg);
  color: #fff;
}

.contact .section-eyebrow {
  color: var(--warm);
}

.contact .section-copy {
  color: rgba(255, 255, 255, 0.72);
}

.contact-grid {
  align-items: stretch;
  display: grid;
  grid-template-columns: 1fr 0.88fr;
}

.contact-panel {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: none;
  color: #fff;
  padding: 28px;
}

.contact-links {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.contact-links a,
.contact-links div {
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  display: flex;
  gap: 12px;
  padding: 13px 14px;
  min-width: 0;
}

.contact-links i {
  color: var(--warm);
  font-size: 1.15rem;
}

footer {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.6);
  margin-top: 70px;
  padding-top: 28px;
  text-align: center;
}

.chatbot {
  bottom: 22px;
  position: fixed;
  right: 22px;
  z-index: 30;
}

.chatbot-toggle {
  align-items: center;
  background: var(--accent);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 18px 42px rgba(15, 118, 110, 0.28);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 800;
  gap: 10px;
  min-height: 52px;
  padding: 12px 18px;
}

.chatbot-toggle i {
  font-size: 1.18rem;
}

.chatbot-panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  bottom: 68px;
  box-shadow: var(--shadow);
  display: none;
  overflow: hidden;
  position: absolute;
  right: 0;
  width: min(380px, calc(100vw - 32px));
}

.chatbot.open .chatbot-panel {
  display: block;
}

.chatbot-header {
  align-items: center;
  background: var(--deep);
  color: #fff;
  display: flex;
  justify-content: space-between;
  padding: 16px;
}

.chatbot-header strong {
  display: block;
  line-height: 1.2;
}

.chatbot-header span {
  color: rgba(255, 255, 255, 0.68);
  display: block;
  font-size: 0.82rem;
  margin-top: 2px;
}

.chatbot-close {
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  height: 36px;
  justify-content: center;
  width: 36px;
}

.chatbot-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 310px;
  overflow-y: auto;
  padding: 16px;
}

.chat-message {
  border-radius: 8px;
  font-size: 0.92rem;
  line-height: 1.5;
  max-width: 88%;
  padding: 11px 12px;
}

.chat-message.bot {
  align-self: flex-start;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  color: var(--role-text);
}

.chat-message.user {
  align-self: flex-end;
  background: var(--accent);
  color: #fff;
}

.chat-suggestions {
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 16px 0;
}

.chat-chip {
  background: var(--soft-chip);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent-dark);
  cursor: pointer;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 7px 10px;
}

.chatbot-form {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr 42px;
  padding: 12px 16px 16px;
}

.chatbot-form input {
  background: var(--secondary-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  min-width: 0;
  outline: none;
  padding: 10px 12px;
}

.chatbot-form input:focus {
  border-color: var(--accent);
}

.chatbot-form button {
  align-items: center;
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-links {
    background: var(--nav-panel);
    border-bottom: 1px solid var(--line);
    display: none;
    flex-direction: column;
    left: 0;
    padding: 18px 20px 24px;
    position: absolute;
    right: 0;
    top: 74px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-link,
  .resume-pill {
    width: min(420px, 100%);
  }

  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .profile-panel {
    max-width: 460px;
  }

  .project-grid,
  .skills-layout,
  .github-stats,
  .impact-strip,
  .role-grid {
    grid-template-columns: 1fr;
  }

  .experience-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1140px);
  }

  .section {
    padding: 70px 0;
  }

  .hero {
    padding-top: 116px;
  }

  .hero h1 {
    font-size: clamp(2.45rem, 13vw, 3rem);
    line-height: 0.98;
  }

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

  .projects-head,
  .skills-head,
  .github-head,
  .experience-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-links,
  .hero-actions {
    flex-direction: column;
  }

  .primary-btn,
  .secondary-btn,
  .icon-link {
    width: 100%;
    min-width: 0;
    white-space: normal;
  }

  .experience-card,
  .project-content,
  .skill-column,
  .about-card,
  .github-card,
  .contact-panel,
  .profile-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .role-point {
    grid-template-columns: 1fr;
  }

  .role-point i {
    margin-bottom: 2px;
  }

  .github-card {
    overflow: hidden;
  }

  .github-stats img {
    min-width: 0;
  }

  .chatbot {
    bottom: 16px;
    right: 16px;
  }

  .chatbot-toggle span {
    display: none;
  }

  .chatbot-toggle {
    border-radius: 50%;
    height: 54px;
    justify-content: center;
    padding: 0;
    width: 54px;
  }
}