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

:root {
  --black: #080808;
  --cyan: #00D4AA;
  --white: #ffffff;
  --gray: #888888;
  --muted: #333333;
  --purple: #7C3AED;
  --surface: #050505;
  --font-display: 'Inter', 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-mono);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.15'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  pointer-events: none;
  z-index: 0;
}

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

/* ========== BLOB ========== */
.blob {
  position: fixed;
  width: 600px;
  height: 600px;
  background: var(--purple);
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
  top: 0;
  left: 0;
  transition: transform 0.3s ease-out;
  will-change: transform;
}

/* ========== NAV ========== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  z-index: 100;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav__logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--cyan);
}

.nav__path {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  margin-left: 12px;
}

.nav__links {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav__links a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gray);
  position: relative;
  transition: color 0.3s;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s;
}

.nav__links a:hover {
  color: var(--white);
}

.nav__links a:hover::after {
  width: 100%;
}

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

.nav__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s;
}

.nav__burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 2;
}

.hero__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(3rem, 8vw, 10rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero__subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 1.2vw, 0.95rem);
  color: var(--gray);
  text-transform: uppercase;
  margin-top: 24px;
  letter-spacing: 0.05em;
}

.hero__badge {
  margin-top: 40px;
  padding: 10px 24px;
  border: 1px solid rgba(0, 212, 170, 0.4);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--cyan);
  background: rgba(0, 212, 170, 0.08);
}

/* ========== CURSOR BLINK ========== */
.cursor-blink {
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ========== SECTIONS COMMON ========== */
.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 4rem);
  text-transform: uppercase;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.15);
}

.section-title::before {
  content: '$ ';
  font-family: var(--font-mono);
  color: var(--cyan);
  opacity: 0.6;
  -webkit-text-stroke: 0;
}

.section-title--mono {
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.15);
}

.section-title--mono::before {
  content: '$ ';
  opacity: 0.6;
  -webkit-text-stroke: 0;
}

/* ========== ABOUT ========== */
.about {
  padding: 80px 24px;
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* Terminal */
.terminal {
  border: 1px solid #222222;
  border-radius: 12px;
  overflow: hidden;
  background: #111111;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #1a1a1a;
}

.terminal__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal__dot--red { background: #FF5F56; }
.terminal__dot--yellow { background: #FFBD2E; }
.terminal__dot--green { background: #27C93F; }

.terminal__bar-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray);
  margin-left: 8px;
}

.terminal__body {
  padding: 24px;
}

.terminal__row {
  margin-bottom: 24px;
}

.terminal__row:last-child {
  margin-bottom: 0;
}

.terminal__row--with-photo {
  display: flex;
  gap: 32px;
  align-items: center;
}

.terminal__text-block {
  flex: 1;
}

.terminal__prompt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  margin-bottom: 12px;
}

.terminal__output {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.7;
}

.terminal__tags-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.terminal__photo-wrap {
  flex-shrink: 0;
}

.terminal__photo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 15%;
  border: 2px solid var(--cyan);
}

.terminal__cursor {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--cyan);
}

.terminal__status-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 4px 16px;
  background: #1a1a1a;
  height: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #666;
  border-top: 1px solid #222;
}

/* Tags */
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  white-space: nowrap;
}

.tag--cyan {
  border: 1px solid var(--cyan);
  color: var(--white);
}

.tag--muted {
  border: 1px solid var(--muted);
  color: var(--gray);
}

/* Skills */
.skills {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.skills__title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ========== WORK ========== */
.work {
  padding: 80px 24px;
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.work__header {
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.work__path {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gray);
}

/* Accordion */
.accordion__item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-mono);
  color: var(--white);
  text-align: left;
}

.accordion__file {
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.accordion__summary {
  font-size: 0.8rem;
  color: var(--gray);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.accordion__date {
  font-size: 0.75rem;
  color: var(--gray);
  flex-shrink: 0;
}

.accordion__arrow {
  font-size: 0.7rem;
  color: var(--gray);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.accordion__item.is-open .accordion__arrow {
  transform: rotate(90deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion__content p {
  font-size: 0.85rem;
  color: var(--white);
  line-height: 1.7;
  padding-bottom: 12px;
}

.accordion__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 20px;
}

/* ========== BOARD ========== */
.board {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.board h2 {
  text-align: center;
  margin-bottom: 48px;
}

.board__canvas {
  columns: 3;
  column-gap: 24px;
  background: var(--surface);
  border-radius: 12px;
  padding: 24px;
  position: relative;
}

/* SVG noise texture */
.board__canvas::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.08'/%3E%3C/svg%3E");
  background-size: 256px 256px;
  pointer-events: none;
  z-index: 0;
  border-radius: 12px;
}

.board__item {
  break-inside: avoid;
  margin-bottom: 24px;
  transform: rotate(var(--rot));
  transition: transform 0.3s ease;
  cursor: pointer;
  position: relative;
  z-index: 1;
}

.board__item:hover {
  transform: rotate(0deg) scale(1.05);
  z-index: 10;
}

.board__placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: #1a1a1a;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--cyan);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8);
}

.board__item img {
  width: 100%;
  max-width: 220px;
  display: block;
  margin: 0 auto;
  border-radius: 6px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8);
}

.board__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  margin-top: 8px;
  text-align: center;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ========== CONTACT ========== */
.contact {
  padding: 80px 24px;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.contact__subtitle {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--gray);
  margin-top: 16px;
  margin-bottom: 40px;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  margin-bottom: 40px;
}

.contact__link {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--white);
  transition: color 0.3s;
}

.contact__link:hover {
  color: var(--cyan);
}

.contact__btn {
  display: inline-block;
  padding: 14px 32px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  border-radius: 4px;
  transition: background 0.3s, color 0.3s;
}

.contact__btn:hover {
  background: var(--cyan);
  color: var(--black);
}

/* ========== FOOTER ========== */
.footer {
  text-align: center;
  padding: 40px 24px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .nav {
    padding: 16px 20px;
  }

  .nav__burger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 80px 32px 32px;
    gap: 24px;
    transition: right 0.3s ease;
  }

  .nav__links.is-open {
    right: 0;
  }

  .hero__name {
    font-size: clamp(2.5rem, 12vw, 5rem);
  }

  .terminal__row--with-photo {
    flex-direction: column-reverse;
    align-items: center;
    text-align: center;
  }

  .terminal__photo {
    width: 120px;
    height: 120px;
  }

  .accordion__trigger {
    flex-wrap: wrap;
    gap: 8px;
  }

  .accordion__summary {
    white-space: normal;
    order: 3;
    flex-basis: 100%;
  }

  .accordion__date {
    order: 2;
  }

  .accordion__arrow {
    order: 4;
    margin-left: auto;
  }

  /* Board 1 column on mobile */
  .board__canvas {
    columns: 1;
  }

  .nav__path {
    display: none;
  }
}

/* Tablet: 2 columns */
@media (min-width: 769px) and (max-width: 1024px) {
  .board__canvas {
    columns: 2;
  }
}