/* ============================================
   DESIGN TOKENS 
   ============================================ */

/* ============================================
   FONT 
   ============================================ */

@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/font/JetBrainsMono-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/font/JetBrainsMono-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("../assets/font/JetBrainsMono-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  /* ========== COLORS ========== */

  /* Brand */
  --color-brand: #035fdf;
  --color-brand-5: hsla(215, 97%, 44%, 0.05);
  --color-brand-15: hsla(215, 97%, 44%, 0.15);

  /* Neutrals */
  --color-neutral-0: #ffffff;
  --color-neutral-100: #fbfcfd;
  --color-neutral-200: #e8e8e8;
  --color-neutral-500: #999999;
  --color-neutral-600: #777777;
  --color-neutral-900: #101010;

  /* ========== TYPOGRAPHY ========== */

  /* Font Family */
  --font-family: "JetBrains Mono", "Menlo", "Consolas", monospace;

  /* Font Sizes */
  --font-size-display: 36px;
  --font-size-h1: 32px;
  --font-size-h2: 22px;
  --font-size-h3: 18px;
  --font-size-lg: 16px;
  --font-size-body: 14px;
  --font-size-sm: 12px;

  /* Line Heights */
  --line-height-display: auto;
  --line-height-h1: 1.4; /* 140% */
  --line-height-h2: 1.4; /* 140% */
  --line-height-h3: 24px;
  --line-height-body: 20px;
  --line-height-sm: auto;
  --line-height-sm-caps: 12px;

  /* Letter Spacing */
  --letter-spacing-display: -2.5px;
  --letter-spacing-h1: -2.5px;
  --letter-spacing-h2: -0.5px;
  --letter-spacing-h3: 0;
  --letter-spacing-body: 0;
  --letter-spacing-sm: 0;
}

/* ============================================
   BASE STYLES
   ============================================ */

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  color: var(--color-neutral-900);
  background-color: rgba(5, 13, 24);
  background-image: url('./assets/images/bg-fallback.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   TYPOGRAPHY CLASSES
   ============================================ */

.display-title {
  font-size: var(--font-size-display);
  line-height: var(--line-height-display);
  letter-spacing: var(--letter-spacing-display);
}

h1,
.h1 {
  font-size: var(--font-size-h1);
  line-height: var(--line-height-h1);
  letter-spacing: var(--letter-spacing-h1);
  font-weight: 500;
}

h2,
.h2 {
  font-size: var(--font-size-h2);
  line-height: var(--line-height-h2);
  letter-spacing: var(--letter-spacing-h2);
  font-weight: 600;
  animation: fadeInUp 0.8s ease-out 0s both;
}

h3,
.h3 {
  font-size: var(--font-size-h3);
  line-height: var(--line-height-h3);
  letter-spacing: var(--letter-spacing-h3);
}

.body-text {
  font-size: var(--font-size-body);
  line-height: var(--line-height-body);
  letter-spacing: var(--letter-spacing-body);
}

.sm-text {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-sm);
  letter-spacing: var(--letter-spacing-sm);
}

.sm-text-caps {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-sm-caps);
  letter-spacing: var(--letter-spacing-sm);
  text-transform: uppercase;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Text Colors */
.text-brand {
  color: var(--color-brand);
}
.text-neutral-0 {
  color: var(--color-neutral-0);
}
.text-neutral-100 {
  color: var(--color-neutral-100);
}
.text-neutral-200 {
  color: var(--color-neutral-200);
}
.text-neutral-500 {
  color: var(--color-neutral-500);
}
.text-neutral-600 {
  color: var(--color-neutral-600);
}
.text-neutral-900 {
  color: var(--color-neutral-900);
}

/* Background Colors */
.bg-brand {
  background-color: var(--color-brand);
}
.bg-brand-5 {
  background-color: var(--color-brand-5);
}
.bg-brand-15 {
  background-color: var(--color-brand-15);
}
.bg-neutral-0 {
  background-color: var(--color-neutral-0);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInBackground {
  from {
    opacity: 0;
  }
  to {
    opacity: 0.95;
  }
}

/* ============================================
   MAIN CONTAINER
   ============================================ */

.container {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--color-neutral-100); /* White content area */
  border-left: 1px dashed var(--color-neutral-200);
  border-right: 1px dashed var(--color-neutral-200);
  min-height: 100vh; /* Full height */
}

/* ============================================
   HEADER LAYOUT
   ============================================ */

.site-header {
  padding: 40px 80px;
  border-bottom: 1px dashed var(--color-neutral-200);
}

.header-content {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Profile Picture */
.profile-pic {
  width: 72px;
  height: 72px;
  object-fit: cover;
  animation: fadeIn 0.2s ease-out;
}

/* Text Content */
.header-text {
  flex: 1; /* Takes up remaining space, pushes social icons to the right */
}

.header-text h1 {
  margin-bottom: 4px;
}

.header-subtext {
  display: flex;
  align-items: center;
  gap: 6px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.header-subtext p {
  margin: 0;
}

/* Social Links */
.social-links {
  display: flex;
  gap: 12px;
  align-items: center;
}

.social-icon {
  width: 16px;
  height: 16px;
  color: var(--color-brand);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.social-icon:hover {
  opacity: 0.7;
}

.social-icon img,
.social-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

main {
  padding: 40px 80px 60px;
}

/* Navigation Tabs */
.content-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  background-color: var(--color-neutral-100);
  border: 1px dashed var(--color-neutral-200);
}

.nav-tab {
  flex: 1;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  color: var(--color-neutral-500);
  text-decoration: none;
  padding: 4px 6px;
  text-align: center;
  transition: all 0.2s ease;
}

.nav-tab:hover {
  color: var(--color-brand);
  filter: brightness(1.15);
}

.nav-tab.active {
  color: var(--color-neutral-0);
  background-color: var(--color-brand);
}

/* Section Header */
.section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.section-icon {
  width: 18px;
  height: 18px;
  border-color: var(--color-brand);
}

.section-title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-neutral-600);
  margin: 0;
  letter-spacing: 0.1px;
}

/* Project Item */
.project-item {
  margin-bottom: 44px;
  padding-bottom: 44px;
  border-bottom: 1px dashed var(--color-neutral-200);
}

.project-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

/* Image Container */
.project-preview {
  margin-bottom: 8px;
  border: 1px dashed var(--color-neutral-200);
  overflow: hidden;
  aspect-ratio: 16 / 9; 
  position: relative;
}

/* Image File */
.project-preview img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover; /* Ensures image fills container without stretching */
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.project-preview video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.project-preview:hover img, .project-preview:hover video {
  transform: scale(1.01); /* Subtle zoom effect on hover */
  transition: transform 0.3s cubic-bezier(0.33, 1, 0.68, 1);
}


.project-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  background-color: var(--color-brand-5);
}

.project-meta {
  display: flex;
  font-size: var(--font-size-body);
  color: var(--color-neutral-500);
  padding: 4px 0px;
}

.project-number {
  font-weight: 500;
}

.separator {
  margin: 0 4px;
  color: var(--color-neutral-500);
}

.project-name {
  color: var(--color-neutral-900);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-body);
  color: var(--color-neutral-100);
  text-decoration: none;
  transition: all 0.2s ease;
  padding: 4px 8px;
  background-color:var(--color-brand);
}

.project-link:hover {
  filter: brightness(1.1);

}

.link-icon {
  width: 14px;
  height: 14px;
  display: inline-block;
  vertical-align: middle;
  margin-left: 4px;
  color: inherit;
}

.external-link-icon {
  width: 16px;
  height: 16px;
  display: block;
  color: var(--color-neutral-100);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 80px;
  border-top: 1px dashed var(--color-neutral-200);
  margin-top: 0;
}

.footer-copyright {
  font-size: var(--font-size-sm);
  color: var(--color-neutral-600);
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  font-size: var(--font-size-sm);
  color: var(--color-neutral-600);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--color-brand);
}

/* ============================================
   RESPONSIVE MEDIA QUERIES
   ============================================ */

/* Tablet */
@media (min-width: 768px) and (max-width: 899px) {
  .site-header {
    padding: 40px 60px 28px;
  }

  main {
    padding: 0 60px 60px 60px;
  }

  .site-footer {
    padding: 24px 60px;
  }
}

/* Mobile */
@media (min-width: 320px) and (max-width: 767px) {
  /* Container */
  .container {
    border-left: none;
    border-right: none;
  }

  /* Header */
  .site-header {
    padding: 24px 16px;
  }

  .header-content {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  /* Hide profile picture on mobile */
  .profile-pic {
    display: none;
  }

  .header-text {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .header-text h1 {
    font-size: clamp(14px, 4vw, 16px);
    line-height: 1.5;
    margin-bottom: 0;
  }

  .header-subtext {
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
  }

  .header-subtext p {
    font-size: clamp(11px, 3vw, 14px);
  }

  .header-subtext > .text-neutral-200:last-of-type {
    display: none;
  }

  .social-links {
    gap: 12px;
    width: 100%;
  }

  .social-icon {
    width: 15px;
    height: 15px;
  }

  /* Main Content */
  main {
    padding: 24px 16px;
  }

  /* Navigation */
  .content-nav {
    margin-bottom: 24px;
  }

  .nav-tab {
    padding: 8px 12px;
    font-size: clamp(11px, 2.5vw, 14px);
  }

  /* Project Items */
  .project-item {
    margin-bottom: 32px;
    padding-bottom: 32px;
  }

  .project-preview {
    margin-bottom: 12px;
  }

  .project-preview video {
  object-fit: cover;  
}

  /* Project Meta */
  .project-info {
    font-size: clamp(11px, 2.5vw, 12px);
  }

  .project-meta {
    font-size: clamp(11px, 2.5vw, 12px);
  }

  .project-link {
    font-size: clamp(11px, 2.5vw, 12px);
  }

  /* Footer */
  .site-footer {
    flex-direction: row;
    gap: 12px;
    padding: 24px 16px;
    text-align: center;
  }

  .footer-links {
    gap: 16px;
  }
}

/* ============================================
   UNICORNSTUDIO BACKGROUND
   ============================================ */

#unicorn-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1; /* Behind all content */
  pointer-events: none; /* Don't block clicks on content */
  opacity: 0;
  animation: fadeInBackground 1.15s ease-out 0.3s forwards;
}

/* Dark overlay on background */
#unicorn-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(5, 13, 24, 0.8);
  z-index: 1;
}

/* Ensure main content is above background */
.container {
  position: relative;
  z-index: 1;
}