:root {
  --bg: #07111f;
  --bg-soft: rgba(10, 24, 43, 0.75);
  --surface: rgba(15, 28, 47, 0.66);
  --surface-strong: rgba(16, 34, 56, 0.92);
  --text: #edf4ff;
  --text-soft: #b8c6dc;
  --heading: #ffffff;
  --primary: #5be7c4;
  --secondary: #79a8ff;
  --accent: #ffb86b;
  --border: rgba(255, 255, 255, 0.1);
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --gradient: linear-gradient(135deg, rgba(91, 231, 196, 0.25), rgba(121, 168, 255, 0.16));
  --max-width: 1180px;
  --transition: 280ms ease;
}

body.light-mode {
  --bg: #f4f8ff;
  --bg-soft: rgba(255, 255, 255, 0.88);
  --surface: rgba(255, 255, 255, 0.72);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --text: #152238;
  --text-soft: #55657d;
  --heading: #091528;
  --primary: #0ea5a4;
  --secondary: #3666f6;
  --accent: #ff914d;
  --border: rgba(21, 34, 56, 0.08);
  --shadow: 0 16px 40px rgba(54, 102, 246, 0.12);
  --gradient: linear-gradient(135deg, rgba(14, 165, 164, 0.15), rgba(54, 102, 246, 0.12));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Outfit", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(121, 168, 255, 0.15), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(91, 231, 196, 0.12), transparent 28%),
    linear-gradient(180deg, var(--bg), #040b14 70%);
  color: var(--text);
  overflow-x: hidden;
  min-height: 100vh;
}

body.light-mode {
  background:
    radial-gradient(circle at top left, rgba(54, 102, 246, 0.12), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(14, 165, 164, 0.14), transparent 28%),
    linear-gradient(180deg, #f8fbff, #edf5ff 70%);
}

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

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

button,
input,
textarea {
  font: inherit;
}

#particle-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.container {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
}

.section {
  padding: 6rem 0;
}

.section-heading {
  margin-bottom: 2rem;
  max-width: 780px;
}

.eyebrow {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  font-size: 0.8rem;
  margin-bottom: 1rem;
}

h1,
h2,
h3,
.brand {
  font-family: "Space Grotesk", sans-serif;
  color: var(--heading);
  margin-top: 0;
}

h1 {
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 1.05;
  margin-bottom: 1.3rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 0;
}

p {
  color: var(--text-soft);
  line-height: 1.8;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0;
  z-index: 2000;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  box-shadow: 0 0 20px rgba(91, 231, 196, 0.5);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(22px);
  background: rgba(5, 12, 22, 0.45);
  border-bottom: 1px solid var(--border);
}

body.light-mode .site-header {
  background: rgba(248, 251, 255, 0.66);
}

.navbar {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-size: 1.5rem;
  font-weight: 700;
}

.brand span {
  color: var(--primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-menu a {
  color: var(--text-soft);
  transition: color var(--transition), transform var(--transition);
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--heading);
  transform: translateY(-2px);
}

.theme-toggle,
.menu-toggle,
.project-link,
.modal-close {
  border: 0;
  background: none;
  cursor: pointer;
}

.theme-toggle {
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--heading);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.theme-icon {
  position: absolute;
  transition: transform var(--transition), opacity var(--transition);
}

.theme-icon-sun {
  opacity: 0;
  transform: translateY(16px);
}

body.light-mode .theme-icon-sun {
  opacity: 1;
  transform: translateY(0);
}

body.light-mode .theme-icon-moon {
  opacity: 0;
  transform: translateY(-16px);
}

.menu-toggle {
  width: 48px;
  height: 48px;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--heading);
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  padding: 2.5rem 0 4rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.hero-text {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.typing-text {
  color: var(--primary);
  font-weight: 600;
  border-right: 2px solid var(--primary);
  padding-right: 4px;
  white-space: nowrap;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.btn {
  padding: 0.95rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn:hover,
.btn:focus-visible,
.project-link:hover,
.project-link:focus-visible {
  transform: translateY(-3px);
}

.btn-primary {
  color: #03131d;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 14px 35px rgba(91, 231, 196, 0.25);
}

.btn-secondary {
  color: var(--heading);
  background: var(--surface);
  border: 1px solid var(--border);
}

.hire-me {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  color: var(--heading);
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.14), transparent 50%),
    linear-gradient(135deg, rgba(255, 184, 107, 0.9), rgba(121, 168, 255, 0.85));
  position: relative;
  animation: pulse-ring 2.8s infinite;
  box-shadow: var(--shadow);
}

.hire-me::before,
.hire-me::after {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.16);
  animation: orbit 4s linear infinite;
}

.hire-me::after {
  inset: -18px;
  animation-duration: 6s;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.profile-card {
  width: min(100%, 420px);
  background: var(--surface-strong);
  border: 1px solid var(--border);
  padding: 1.25rem;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.float-card {
  animation: floating 5s ease-in-out infinite;
}

.profile-card img {
  border-radius: 22px;
  border: 1px solid var(--border);
  margin-bottom: 1rem;
  aspect-ratio: 5 / 6;
  object-fit: cover;
}

.photo-note {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  background: rgba(91, 231, 196, 0.12);
  color: var(--primary);
  font-weight: 600;
}

.mini-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.mini-stats div {
  padding: 1rem;
  background: var(--gradient);
  border-radius: 20px;
  border: 1px solid var(--border);
}

.mini-stats strong {
  display: block;
  color: var(--heading);
  font-size: 1.5rem;
  margin-bottom: 0.3rem;
}

.glass-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.about-grid,
.project-grid,
.contact-layout,
.skills-layout {
  display: grid;
  gap: 1.5rem;
}

.about-grid {
  grid-template-columns: repeat(2, 1fr);
}

.skills-layout {
  grid-template-columns: 1.2fr 0.8fr;
}

.skill-item + .skill-item {
  margin-top: 1.25rem;
}

.skill-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
  color: var(--heading);
}

.skill-bar {
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.skill-bar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 1.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.tag-group span,
.project-tags span {
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  color: var(--text-soft);
}

.project-grid {
  grid-template-columns: repeat(3, 1fr);
}

.project-card {
  padding: 0;
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(91, 231, 196, 0.35);
}

.project-visual {
  min-height: 190px;
}

.project-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--border);
}

.gradient-one {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.3), transparent 35%),
    linear-gradient(135deg, #163b69, #0ea5a4);
}

.gradient-two {
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.22), transparent 28%),
    linear-gradient(135deg, #111827, #3666f6);
}

.gradient-three {
  background:
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.22), transparent 28%),
    linear-gradient(135deg, #2a1a47, #ff914d);
}

.project-content {
  padding: 1.4rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 1rem 0 1.2rem;
}

.project-link {
  color: var(--heading);
  font-weight: 700;
  padding: 0;
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.project-repo {
  color: var(--primary);
  font-weight: 700;
}

.contact-layout {
  grid-template-columns: repeat(2, 1fr);
}

.resume-list {
  padding-left: 1.1rem;
  margin: 0;
  color: var(--text-soft);
}

.resume-list li + li {
  margin-top: 0.9rem;
}

.contact-card,
.contact-form {
  height: 100%;
}

.contact-links {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.25rem;
}

.contact-links a {
  color: var(--heading);
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.55rem;
  color: var(--heading);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 0.95rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--heading);
  resize: vertical;
}

.site-footer {
  padding: 1rem 0 3rem;
  color: var(--text-soft);
}

.project-modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--transition), visibility var(--transition);
  z-index: 1600;
}

.project-modal.active {
  visibility: visible;
  opacity: 1;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(3, 10, 18, 0.72);
  backdrop-filter: blur(10px);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(680px, 100%);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 2rem;
  color: var(--heading);
}

.modal-preview {
  min-height: 220px;
  border-radius: 22px;
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  overflow: hidden;
  padding: 1rem;
}

.modal-image {
  width: 100%;
  min-height: 188px;
  height: 100%;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.modal-repo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #04111d;
  font-weight: 700;
}

.preview-ui {
  width: 100%;
  height: 100%;
  min-height: 188px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}

.preview-topbar {
  display: flex;
  gap: 0.45rem;
  padding: 0.9rem;
}

.preview-topbar span,
.preview-metrics span,
.preview-cards span {
  display: block;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.preview-topbar span {
  width: 10px;
  height: 10px;
}

.preview-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
  padding: 0.6rem 1rem 1rem;
  height: calc(100% - 44px);
}

.preview-copy strong,
.preview-copy p {
  display: block;
  max-width: 240px;
  color: #fff;
}

.preview-copy strong {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

.preview-copy p {
  margin: 0;
  opacity: 0.78;
  line-height: 1.6;
}

.preview-panel,
.preview-chart,
.preview-banner,
.preview-sidebar,
.preview-main,
.preview-cards span {
  border-radius: 18px;
}

.preview-panel {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.08));
}

.preview-columns {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 1rem;
  height: 100%;
  padding: 1rem;
}

.preview-sidebar {
  background: rgba(255, 255, 255, 0.14);
}

.preview-main {
  display: grid;
  gap: 1rem;
}

.preview-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
}

.preview-metrics span {
  height: 54px;
}

.preview-chart {
  min-height: 110px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.06));
}

.preview-ui-portfolio {
  padding: 1rem;
}

.preview-banner {
  min-height: 96px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.08));
  margin-bottom: 1rem;
}

.preview-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.preview-cards span {
  min-height: 82px;
}

@media (max-width: 560px) {
  .preview-hero,
  .preview-columns,
  .preview-cards {
    grid-template-columns: 1fr;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

@keyframes floating {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

@keyframes pulse-ring {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(255, 184, 107, 0.28), var(--shadow);
  }
  70% {
    box-shadow: 0 0 0 20px rgba(255, 184, 107, 0), var(--shadow);
  }
}

@keyframes orbit {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (max-width: 1024px) {
  .hero,
  .skills-layout,
  .about-grid,
  .project-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 5.5rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-menu {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 1rem;
    left: 1rem;
    padding: 1rem;
    border-radius: 24px;
    border: 1px solid var(--border);
    background: var(--surface-strong);
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }

  .nav-menu.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-menu a,
  .theme-toggle {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero .btn {
    min-width: 220px;
    text-align: center;
  }

  .hire-me {
    width: 110px;
    height: 110px;
  }

  .section {
    padding: 4.5rem 0;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: 2.15rem;
    line-height: 1.12;
  }

  .container {
    width: min(var(--max-width), calc(100% - 1.2rem));
  }

  .hero-copy {
    padding-inline: 0.45rem;
  }

  .hero {
    padding: 4.8rem 0 2.8rem;
    gap: 1.3rem;
  }

  .hero .eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.14em;
  }

  .hero-text {
    font-size: 1.04rem;
    line-height: 1.7;
    margin-bottom: 1.4rem;
  }

  .typing-text {
    white-space: normal;
    border-right: 0;
    padding-right: 0;
  }

  .hero .btn {
    min-width: 0;
    width: 100%;
    max-width: 260px;
  }

  .hire-me {
    width: 88px;
    height: 88px;
    font-size: 0.9rem;
    margin-top: 0.2rem;
  }

  .hire-me::before {
    inset: -7px;
  }

  .hire-me::after {
    inset: -13px;
  }

  #particle-canvas {
    opacity: 0.42;
  }

  .glass-card,
  .profile-card {
    border-radius: 22px;
  }
}