/* Import Google Fonts */
@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Mono:ital,wght@0,400;0,700;1,400;1,700&display=swap");

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

/* Custom Design Tokens (Supporting Dark & Light Mode) */
:root {
  /* Default: Dark Theme */
  --bg: #090d16;
  --bg-gradient: radial-gradient(circle at 50% 50%, #111a2e 0%, #090d16 100%);
  --text: #f3f4f6;
  --text-muted: #9ca3af;
  --teal: #5aaa9b;
  --teal-light: rgba(90, 170, 155, 0.12);
  --teal-mid: rgba(90, 170, 155, 0.25);
  --teal-dark: #3d8a7c;
  --border: rgba(90, 170, 155, 0.15);
  --card-bg: rgba(17, 26, 46, 0.6);
  --nav-bg: rgba(9, 13, 22, 0.85);
  --shadow: rgba(0, 0, 0, 0.4);
  --button-text: #090d16;
  
  --font-mono: "Space Mono", monospace;
  --font-sans: "Outfit", sans-serif;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg: #f8fafc;
  --bg-gradient: radial-gradient(circle at 50% 50%, #f1f5f9 0%, #f8fafc 100%);
  --text: #0f172a;
  --text-muted: #64748b;
  --teal: #3d8a7c;
  --teal-light: rgba(61, 138, 124, 0.08);
  --teal-mid: rgba(61, 138, 124, 0.18);
  --teal-dark: #265d53;
  --border: rgba(61, 138, 124, 0.2);
  --card-bg: rgba(255, 255, 255, 0.75);
  --nav-bg: rgba(248, 250, 252, 0.85);
  --shadow: rgba(61, 138, 124, 0.06);
  --button-text: #ffffff;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  background-image: var(--bg-gradient);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  transition: var(--transition);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--teal-mid);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--teal);
}

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

button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  border-radius: 6px;
  padding: 12px 24px;
  background-color: var(--teal);
  color: var(--button-text);
  border: 1px solid transparent;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: var(--transition);
}

button:hover,
.btn:hover {
  background-color: var(--teal-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--teal-light);
  color: var(--button-text);
}

button:active,
.btn:active {
  transform: translateY(0);
}

/* Sections */
section {
  padding: 100px 2rem 80px;
  max-width: 1100px;
  margin: 0 auto;
}

section:first-of-type {
  padding-top: 160px;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 3.5rem;
}

.section-label-text {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.25em;
  color: var(--teal);
  font-weight: 700;
}

.section-label-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Scroll Reveal classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Navigation bar */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4rem;
  height: 70px;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.nav-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  width: 36px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  color: var(--button-text);
  background-color: var(--teal);
  border-radius: 8px;
  transition: var(--transition);
}

.nav-logo:hover {
  transform: rotate(-8deg) scale(1.05);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-items {
  display: flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 4px;
  background-color: var(--card-bg);
}

.nav-item {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  padding: 8px 18px;
  border-radius: 20px;
  transition: var(--transition);
}

.nav-item:hover, .nav-item.active {
  color: var(--text);
  background-color: var(--teal-light);
}

/* Theme Toggle Button */
.theme-toggle-wrap {
  display: flex;
  align-items: center;
}

.theme-toggle-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px;
  border-radius: 50%;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  transition: var(--transition);
}

.theme-toggle-btn:hover {
  background: var(--teal-light);
  border-color: var(--teal);
  color: var(--teal);
  transform: rotate(15deg);
  box-shadow: none;
}

/* Home Section */
#home {
  position: relative;
}

.home-container {
  width: 100%;
}

.home-detail {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 20px;
}

.home-detail h2 {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text);
}

.dev-name {
  color: var(--teal);
  display: inline-block;
  position: relative;
}

.role {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--teal);
  letter-spacing: 0.15em;
  font-weight: 700;
}

.para {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 650px;
  line-height: 1.7;
}

.para strong {
  color: var(--text);
}

.home-btns {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

.home-btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}

.home-btn-secondary:hover {
  background: var(--teal-light);
  border-color: var(--teal);
  color: var(--teal);
}

.media-btn {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.media-btn .link {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  height: 40px;
  width: 40px;
  font-size: 18px;
  transition: var(--transition);
}

.media-btn .link:hover {
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-3px);
  background-color: var(--teal-light);
}

/* Skills Ticker */
.ticker {
  background-color: var(--teal-light);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 18px 0;
  white-space: nowrap;
  display: flex;
  align-items: center;
}

.ticker-track {
  display: inline-flex;
  gap: 6rem;
  animation: ticker-anim 25s linear infinite;
}

.ticker-item {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.15em;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ticker-dot {
  color: var(--teal);
  font-weight: 900;
}

@keyframes ticker-anim {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* About Section */
#about {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.about-content {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-muted);
  max-width: 800px;
}

.about-content h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
  font-family: var(--font-sans);
}

.about-content p {
  margin-bottom: 1.25rem;
}

.about-content strong {
  color: var(--text);
}

.resume {
  margin-top: 1rem;
}

/* Project Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  width: 100%;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: 0 4px 20px var(--shadow);
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--teal);
  box-shadow: 0 12px 30px rgba(90, 170, 155, 0.15);
}

.project-thumb {
  height: 200px;
  position: relative;
  overflow: hidden;
  background: var(--teal-light);
  border-bottom: 1px solid var(--border);
}

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

.project-card:hover .project-thumb img {
  transform: scale(1.05);
}

.project-thumb-num {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--teal);
  background: var(--bg);
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  z-index: 2;
}

.project-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--teal);
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--teal-mid);
  background: var(--teal-light);
}

.project-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.project-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
  margin-top: auto;
}

.project-arrow {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--text);
  transition: var(--transition);
}

.project-card:hover .project-arrow {
  border-color: var(--teal);
  background-color: var(--teal);
  color: var(--button-text);
  transform: translateX(3px);
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.contact-form-wrap {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem;
  background-color: var(--card-bg);
  box-shadow: 0 4px 20px var(--shadow);
}

.contact-form-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 1.75rem;
  color: var(--text);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 1.5rem;
}

.form-group:last-of-type {
  margin-bottom: 2rem;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--teal);
}

.form-input,
.form-textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text);
  outline: none;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-light);
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-submit {
  width: 100%;
}

.contact-info {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem;
  background-color: var(--card-bg);
  box-shadow: 0 4px 20px var(--shadow);
}

.contact-info-header {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--text);
}

.info-item {
  margin-bottom: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.info-item i {
  font-size: 20px;
  color: var(--teal);
  margin-top: 3px;
}

.info-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--teal);
  margin-bottom: 4px;
}

.info-value {
  font-size: 15px;
  color: var(--text);
}

.contact-socials {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.contact-socials-label {
  font-family: var(--font-mono);
  color: var(--teal);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  margin-bottom: 15px;
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  background-color: var(--nav-bg);
  backdrop-filter: blur(12px);
  margin-top: 80px;
}

.footer-logo {
  font-size: 13px;
  color: var(--teal);
}

/* Toast Success Notification */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--card-bg);
  border: 1px solid var(--teal);
  box-shadow: 0 8px 30px rgba(90, 170, 155, 0.2);
  border-radius: 8px;
  padding: 16px 24px;
  z-index: 2000;
  transform: translateY(150px);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  backdrop-filter: blur(12px);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.toast-icon {
  font-size: 20px;
  color: var(--teal);
}

.toast-message {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

/* Responsive Queries */
@media (max-width: 1024px) {
  nav {
    padding: 0 2rem;
  }
}

@media (max-width: 768px) {
  section {
    padding: 80px 1.5rem 60px;
  }
  
  section:first-of-type {
    padding-top: 120px;
  }
  
  .home-detail h2 {
    font-size: 3rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  nav {
    padding: 0 1.5rem;
  }
  
  footer {
    flex-direction: column;
    gap: 15px;
    text-align: center;
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 600px) {
  .nav-items {
    display: none; /* We will collapse details or let them scroll */
  }
  
  /* We can create a simpler nav pill scroll or just keep Logo & Toggle */
  nav {
    justify-content: space-between;
  }
  
  .home-btns {
    flex-direction: column;
    width: 100%;
  }
  
  .home-btns a, .home-btns button {
    width: 100%;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}