/* ============================================================
   ABOUT PAGE
   ============================================================ */

.about-main {
  padding: 0 28px 100px;
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 60px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

/* Left col */
.about-left {
  position: sticky;
  top: 40px;
}

.about-name {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.01em;
  margin-bottom: 6px;
}

.about-title-line {
  font-size: 13px;
  color: #666;
  line-height: 1.5;
  margin-bottom: 36px;
}

.about-bio {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 40px;
}

.about-bio p {
  font-size: 14px;
  line-height: 1.7;
  color: #aaa;
}

.about-contact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 28px;
  border-top: 1px solid #1a1a1a;
}

.about-contact a {
  font-size: 13px;
  color: #666;
  transition: color 0.2s;
}

.about-contact a:hover { color: #fff; }

/* Right col — CV */
.cv-section {
  margin-bottom: 48px;
}

.cv-section-title {
  font-size: 9px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #555;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid #1a1a1a;
}

.cv-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid #111;
}

.cv-year {
  font-size: 11px;
  color: #555;
  padding-top: 2px;
  letter-spacing: 0.03em;
}

.cv-role {
  font-size: 13px;
  color: #ddd;
  margin-bottom: 2px;
}

.cv-company {
  font-size: 12px;
  color: #666;
}

/* Software tags */
.software-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 4px;
}

.software-list span {
  font-size: 11px;
  color: #666;
  border: 1px solid #222;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.03em;
}

/* About responsive */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-left {
    position: static;
  }
}

@media (max-width: 600px) {
  .about-main {
    padding: 0 16px 60px;
    padding-top: 70px;
  }
}


/* ============================================================
   PROJECT PAGES
   ============================================================ */

/* Shared project page wrapper */
.project-page main {
  padding: 0 28px 100px;
  max-width: 1400px;
  margin: 0 auto;
}

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: #666;
  transition: color 0.2s;
  padding: 40px 0 0;
  margin-bottom: 36px;
  display: block;
}

.back-link:hover { color: #fff; }

.back-link::before {
  content: '←';
  display: inline-block;
  margin-right: 6px;
}

/* Project header */
.proj-header {
  padding-bottom: 28px;
  border-bottom: 1px solid #1a1a1a;
  margin-bottom: 28px;
}

.proj-header h1 {
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.proj-header .tags {
  margin-top: 10px;
}

/* Project meta row */
.proj-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  padding: 20px 0;
  border-bottom: 1px solid #1a1a1a;
  margin-bottom: 40px;
}

.meta-item {
  padding-right: 48px;
}

.meta-item label {
  display: block;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #555;
  margin-bottom: 5px;
}

.meta-item span {
  font-size: 13px;
  color: #ccc;
}

/* Hero image */
.proj-hero {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0d0d0d;
  overflow: hidden;
  margin-bottom: 40px;
}

.proj-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Description */
.proj-description {
  max-width: 700px;
  font-size: 15px;
  line-height: 1.65;
  color: #aaa;
  margin-bottom: 60px;
}

/* Gallery grid */
.proj-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
  margin-bottom: 70px;
}

.proj-gallery .gallery-item {
  aspect-ratio: 16 / 9;
  background: #0d0d0d;
  overflow: hidden;
}

.proj-gallery .gallery-item.wide {
  grid-column: span 2;
}

.proj-gallery .gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Prev / Next navigation */
.proj-nav {
  display: flex;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid #1a1a1a;
}

.proj-nav a {
  font-size: 12px;
  color: #555;
  letter-spacing: 0.04em;
  transition: color 0.2s;
}

.proj-nav a:hover { color: #fff; }

.proj-nav .nav-prev::before { content: '← '; }
.proj-nav .nav-next::after  { content: ' →'; }

/* Responsive project pages */
@media (max-width: 600px) {
  .project-page main {
    padding: 0 16px 60px;
    padding-top: 58px;
  }

  .proj-header h1 {
    font-size: 18px;
  }

  .proj-meta {
    gap: 20px 0;
  }

  .meta-item {
    padding-right: 32px;
  }

  .proj-gallery {
    grid-template-columns: 1fr;
  }

  .proj-gallery .gallery-item.wide {
    grid-column: span 1;
  }
}


/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: #020202;
  color: #fff;
  font-family: Helvetica, Arial, sans-serif;
  line-height: 1.2;
  -webkit-font-smoothing: antialiased;
}

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

img {
  display: block;
  max-width: 100%;
  height: 100%;
  width: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease;
}

img.loaded {
  opacity: 1;
}


/* ============================================================
   DESKTOP NAVIGATION
   ============================================================ */
.nav-desktop {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 100;
  padding: 22px 30px;
}

.nav-desktop ul {
  list-style: none;
  display: flex;
  gap: 24px;
}

.nav-desktop ul li a {
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(255,255,255,0.5);
  transition: text-decoration-color 0.2s;
}

.nav-desktop ul li a:hover {
  text-decoration-color: #fff;
}

.nav-desktop ul li a.nav-active {
  text-decoration: none;
}


/* ============================================================
   MOBILE HEADER
   ============================================================ */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(19, 19, 19, 0.97);
  padding: 14px 20px;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.mobile-site-name {
  font-size: 15px;
  letter-spacing: 0.02em;
}

.burger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: #fff;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

.burger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.burger.open span:nth-child(2) {
  opacity: 0;
}
.burger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}


/* ============================================================
   MOBILE MENU
   ============================================================ */
.mobile-menu {
  display: none;
  position: fixed;
  top: 50px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(19, 19, 19, 0.98);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 10px 20px 20px;
  transform: translateY(-110%);
  transition: transform 0.35s ease;
}

.mobile-menu.open {
  transform: translateY(0);
}

.mobile-menu ul {
  list-style: none;
}

.mobile-menu ul li a {
  display: block;
  font-size: 18px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.mobile-menu ul li:last-child a {
  border-bottom: none;
}


/* ============================================================
   MAIN LAYOUT
   ============================================================ */
main {
  padding: 0 28px;
  max-width: 1800px;
  margin: 0 auto;
}


/* ============================================================
   SITE HEADER
   ============================================================ */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 40px 0 36px;
}

.header-name h1 {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.01em;
  margin-bottom: 3px;
}

.tagline {
  font-size: 14px;
  color: #aaa;
  margin-bottom: 2px;
}

.tagline-sub {
  font-size: 13px;
  color: #666;
}

.header-contact {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 3px;
  align-self: flex-end;
}

.header-contact a {
  font-size: 13px;
  color: #888;
  transition: color 0.2s;
}

.header-contact a:hover {
  color: #fff;
}


/* ============================================================
   PORTFOLIO GRID
   ============================================================ */
.portfolio {
  padding-bottom: 80px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 3px;
}

.card {
  overflow: hidden;
}

.span-12 { grid-column: span 12; }
.span-6  { grid-column: span 6; }
.span-4  { grid-column: span 4; }
.span-3  { grid-column: span 3; }

.card a {
  display: block;
}

.card-img {
  overflow: hidden;
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  clip-path: inset(0 round 8px);
}

.card-img img {
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.card:hover .card-img img.loaded {
  transform: scale(1.015);
}

.card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
}

.card-info {
  padding: 10px 0 22px;
}

.card-info h2 {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.card-sub {
  font-size: 12px;
  color: #777;
  margin-bottom: 8px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 6px;
}

.tags span {
  font-size: 10px;
  color: #666;
  border: 1px solid #2a2a2a;
  padding: 2px 9px;
  border-radius: 20px;
  letter-spacing: 0.03em;
  transition: border-color 0.2s, color 0.2s;
}

.card:hover .tags span {
  border-color: #444;
  color: #999;
}


/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  padding: 24px 28px;
  border-top: 1px solid #1a1a1a;
  font-size: 12px;
  color: #555;
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-footer a {
  color: #555;
  transition: color 0.2s;
}

.site-footer a:hover {
  color: #fff;
}

.footer-sep {
  color: #333;
}


/* ============================================================
   RESPONSIVE — DESKTOP LARGE
   ============================================================ */
@media (min-width: 1025px) {
  html {
    font-size: 18px;
  }

  .site-header {
    padding-top: 50px;
    padding-bottom: 40px;
  }

  .header-name h1 {
    font-size: 25px;
  }

  .tagline {
    font-size: 15px;
  }
}


/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */
@media (max-width: 1024px) and (min-width: 601px) {
  html {
    font-size: 16px;
  }

  .span-4 {
    grid-column: span 6;
  }

  .span-3 {
    grid-column: span 6;
  }
}


/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 600px) {
  html {
    font-size: 14px;
  }

  .nav-desktop {
    display: none;
  }

  .mobile-header {
    display: flex;
  }

  .mobile-menu {
    display: block;
  }

  main {
    padding: 0 16px;
    padding-top: 58px;
  }

  .site-header {
    flex-direction: column;
    gap: 14px;
    padding-top: 22px;
    padding-bottom: 24px;
  }

  .header-contact {
    text-align: left;
    align-self: flex-start;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .span-12,
  .span-6,
  .span-4,
  .span-3 {
    grid-column: span 1;
  }

  .site-footer {
    padding: 20px 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .footer-sep {
    display: none;
  }
}