:root {
  --bg: #12151c;
  --bg-alt: #1a1e28;
  --panel: #1e2330;
  --accent: #c9a66b;
  --accent-soft: #e8dcc8;
  --text: #e8e6e1;
  --muted: #a9a6a0;
  --white: #ffffff;
  --border: rgba(201, 166, 107, 0.28);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.3);
  --radius: 20px;
  --max-width: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

img,
svg {
  display: block;
}

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

.site-shell {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  margin-top: 0.75rem;
  background: rgba(18, 21, 28, 0.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(201, 166, 107, 0.16);
}

.brand {
  font-family: "Playfair Display", serif;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

.site-nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.site-nav a {
  color: var(--muted);
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent-soft);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 0.26rem;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--accent-soft);
  transition: transform 180ms ease, opacity 180ms ease;
}

.section {
  padding: 5rem 0;
  border-top: 1px solid rgba(201, 166, 107, 0.2);
}

.section:first-of-type {
  border-top: none;
  padding-top: 3.5rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 2rem;
  align-items: center;
  min-height: 88vh;
}

.eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

h1,
h2,
h3 {
  font-family: "Playfair Display", serif;
  color: var(--white);
}

h1 {
  font-size: clamp(2.4rem, 4.8vw, 4.5rem);
  margin-bottom: 0.3rem;
}

.hero-subtitle {
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero-tagline {
  font-size: 1.05rem;
  max-width: 620px;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero-actions,
.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 1.2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.8rem 1.2rem;
  font-weight: 600;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--accent);
  color: #1a1e28;
}

.button-outline {
  border: 1px solid var(--accent);
  color: var(--accent-soft);
  background: transparent;
}

.button-outline:hover,
.button-outline:focus-visible {
  background: rgba(201, 166, 107, 0.14);
  color: var(--accent);
}

.social-links {
  display: flex;
  gap: 0.8rem;
  margin-top: 1rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 999px;
  color: var(--accent-soft);
  border: 1px solid rgba(232, 220, 200, 0.2);
  transition: border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.social-links a:hover,
.social-links a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.social-links svg {
  width: 18px;
  height: 18px;
}

.hero-card,
.skill-card,
.project-card,
.timeline-card,
.contact-form {
  background: var(--panel);
  border: 1px solid rgba(201, 166, 107, 0.16);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.6rem;
  border-radius: var(--radius);
  border-top: 1px solid rgba(201, 166, 107, 0.36);
}

.card-label {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
}

.hero-card h3 {
  margin-bottom: 0.8rem;
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.about-content,
.section-content {
  max-width: 760px;
}

.about-content p + p,
.section-content p + p {
  margin-top: 1rem;
}

.timeline {
  position: relative;
  padding-left: 1.8rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.3rem;
  top: 0.2rem;
  bottom: 0.2rem;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), rgba(201, 166, 107, 0.16));
}

.timeline-item {
  position: relative;
  margin-bottom: 1.2rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -0.2rem;
  top: 0.65rem;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  border: 1px solid var(--accent);
  background: var(--bg);
}

.timeline-date {
  display: inline-block;
  font-size: 0.9rem;
  color: var(--accent-soft);
  margin-bottom: 0.45rem;
  margin-left: 0.8rem;
}

.timeline-card {
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
  margin-left: 0.8rem;
}

.timeline-company {
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.skill-card {
  padding: 1.2rem 1.3rem;
  border-radius: 18px;
  transition: border-color 180ms ease, transform 180ms ease;
}

.skill-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.skill-card h3 {
  margin-bottom: 0.8rem;
  font-size: 1.15rem;
}

.skill-card ul,
.project-card ul {
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.skill-card li,
.project-card li {
  color: var(--muted);
  position: relative;
  padding-left: 0.95rem;
}

.skill-card li::before,
.project-card li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.project-card {
  border-radius: 20px;
  padding: 1.3rem;
  transition: transform 200ms ease, border-color 200ms ease;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
}

.project-card-top {
  margin-bottom: 0.6rem;
}

.project-type {
  color: var(--accent);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

.tech-stack {
  margin: 0.75rem 0;
  color: var(--accent-soft);
  font-size: 0.95rem;
}

.education-item {
  font-size: 1.05rem;
  color: var(--accent-soft);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.pill {
  border: 1px solid var(--accent);
  color: var(--accent-soft);
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  background: transparent;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.25rem;
}

.contact-details,
.contact-form {
  padding: 1.25rem;
  border-radius: 20px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--accent-soft);
  margin-bottom: 0.95rem;
}

.contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-form {
  display: grid;
  gap: 0.9rem;
}

.input-group {
  display: grid;
  gap: 0.35rem;
}

label {
  font-size: 0.95rem;
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(201, 166, 107, 0.16);
  border-radius: 12px;
  padding: 0.8rem 0.9rem;
  background: rgba(18, 21, 28, 0.8);
  color: var(--text);
  font: inherit;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 166, 107, 0.12);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.form-status {
  min-height: 1.2rem;
  color: var(--accent-soft);
}

.site-footer {
  border-top: 1px solid rgba(201, 166, 107, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 0 0.3rem;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

@media (max-width: 980px) {
  .hero,
  .contact-layout,
  .skills-grid,
  .project-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .skills-grid,
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    flex-wrap: wrap;
    gap: 0.8rem;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.5rem 0 0.2rem;
  }

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

  .section {
    padding: 4rem 0;
  }

  .hero {
    min-height: auto;
  }

  .skills-grid,
  .project-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    gap: 0.8rem;
    align-items: flex-start;
  }
}