/* ============================================
   WAAEUW // BRUTALIST PORTFOLIO
   ============================================ */

:root {
  --black: #000;
  --white: #fff;
  --red: #FF0000;
  --border: 3px solid var(--black);
  --border-inv: 3px solid var(--white);
  --font-heading: 'Instrument Sans', sans-serif;
  --font-body: 'JetBrains Mono', monospace;
  --space: clamp(1.5rem, 4vw, 3rem);
  --space-lg: clamp(3rem, 8vw, 6rem);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: none;
}

::-webkit-scrollbar {
  display: none;
}

body {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ============================================
   BOOT SEQUENCE
   ============================================ */

#boot {
  position: fixed;
  inset: 0;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: clamp(0.8rem, 1.4vw, 1rem);
  z-index: 10001;
  display: flex;
  align-items: flex-end;
  padding: var(--space);
  line-height: 1.8;
  transition: opacity 500ms ease;
}

#boot.boot--done {
  opacity: 0;
  pointer-events: none;
}

body.boot-active {
  overflow: hidden;
}

/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */

.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--red);
  z-index: 10000;
  transition: width 50ms linear;
}

/* ============================================
   ANIMATED NOISE GRAIN
   ============================================ */

body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  pointer-events: none;
  z-index: 9999;
  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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 0.5s steps(1) infinite;
}

@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-5%, -10%); }
  20% { transform: translate(-15%, 5%); }
  30% { transform: translate(7%, -20%); }
  40% { transform: translate(-5%, 15%); }
  50% { transform: translate(-15%, 10%); }
  60% { transform: translate(15%, 0%); }
  70% { transform: translate(0%, 10%); }
  80% { transform: translate(3%, -15%); }
  90% { transform: translate(-10%, 5%); }
}

/* ============================================
   SCROLL REVEAL
   ============================================ */

.section {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 400ms ease-out, transform 400ms ease-out;
}

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

/* ============================================
   BLINKING CURSOR
   ============================================ */

.cursor::after {
  content: '\2588';
  animation: blink 1s step-end infinite;
  color: var(--red);
}

@keyframes blink {
  50% { opacity: 0; }
}

/* ============================================
   HERO
   ============================================ */

.hero {
  padding: var(--space-lg) var(--space);
  border-bottom: var(--border);
  position: relative;
  overflow: hidden;
  perspective: 800px;
}

.hero__name {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 12vw, 7rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--black);
  position: relative;
  display: inline-block;
  will-change: transform;
  transition: transform 0.15s ease-out;
}

/* NEON UNDERGLOW */
.hero__name {
  animation: neon 6s ease-in-out infinite;
  text-shadow: 0 4px 15px rgba(255,0,0,0.25), 0 8px 30px rgba(255,0,0,0.12);
}

@keyframes neon {
  0%  { text-shadow: 0 4px 15px rgba(255,0,0,0.25), 0 8px 30px rgba(255,0,0,0.12); }
  15% { text-shadow: 0 4px 20px rgba(255,0,0,0.45), 0 8px 45px rgba(255,0,0,0.25), 0 12px 70px rgba(255,0,0,0.1); }
  20% { text-shadow: 0 4px 12px rgba(255,0,0,0.18), 0 8px 25px rgba(255,0,0,0.08); }
  25% { text-shadow: 0 4px 22px rgba(255,0,0,0.5), 0 8px 50px rgba(255,0,0,0.3), 0 14px 80px rgba(255,0,0,0.12); }
  35% { text-shadow: 0 4px 15px rgba(255,0,0,0.25), 0 8px 30px rgba(255,0,0,0.12); }
  60% { text-shadow: 0 4px 18px rgba(255,0,0,0.35), 0 8px 40px rgba(255,0,0,0.2); }
  65% { text-shadow: 0 4px 10px rgba(255,0,0,0.15), 0 8px 22px rgba(255,0,0,0.07); }
  70% { text-shadow: 0 4px 20px rgba(255,0,0,0.4), 0 8px 45px rgba(255,0,0,0.22), 0 12px 65px rgba(255,0,0,0.1); }
  80% { text-shadow: 0 4px 15px rgba(255,0,0,0.25), 0 8px 30px rgba(255,0,0,0.12); }
  100% { text-shadow: 0 4px 15px rgba(255,0,0,0.25), 0 8px 30px rgba(255,0,0,0.12); }
}

.hero__role {
  font-size: clamp(0.9rem, 2vw, 1.2rem);
  font-weight: 700;
  color: var(--red);
  margin-top: 0.5rem;
  letter-spacing: 0.2em;
}

.hero__tagline {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  margin-top: 1.5rem;
  font-weight: 700;
}

/* ============================================
   MARQUEE TICKER
   ============================================ */

.marquee {
  border-bottom: var(--border);
  background: var(--black);
  color: var(--red);
  overflow: hidden;
  white-space: nowrap;
  padding: 0.6rem 0;
  font-size: clamp(0.7rem, 1.1vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.15em;
}

.marquee__track {
  display: inline-block;
  animation: marquee 20s linear infinite;
}

.marquee__track span {
  padding: 0 1rem;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   SECTIONS (shared)
   ============================================ */

.section {
  padding: var(--space-lg) var(--space);
  position: relative;
}

.section__header {
  font-family: var(--font-body);
  font-size: clamp(0.8rem, 1.5vw, 1rem);
  font-weight: 400;
  color: var(--red);
  margin-bottom: var(--space);
  letter-spacing: 0.1em;
}

/* ============================================
   INVERTED SECTIONS
   ============================================ */

.inverted {
  background: var(--black);
  color: var(--white);
  border-color: var(--white);
}

.inverted .section__header {
  color: var(--red);
}

.inverted .btn {
  border-color: var(--white);
  color: var(--white);
}

.inverted .btn:hover {
  background: var(--white);
  color: var(--black);
}

.inverted a {
  color: var(--red);
}

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

.about__content {
  max-width: 60ch;
  font-size: clamp(0.9rem, 1.5vw, 1.05rem);
  line-height: 1.8;
}

.about__content p + p {
  margin-top: 1rem;
}

/* ============================================
   SKILLS
   ============================================ */

.skills__category {
  margin-bottom: var(--space);
}

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

.skills__label {
  font-family: var(--font-heading);
  font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  margin-bottom: 0.75rem;
  color: var(--black);
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  border-top: var(--border);
  border-left: var(--border);
}

.skills__cell {
  padding: 0.75rem 1rem;
  border-right: var(--border);
  border-bottom: var(--border);
  font-size: clamp(0.7rem, 1.2vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.1s, color 0.1s, transform 0.1s;
  user-select: none;
  opacity: 0;
  transform: translateY(10px);
}

.skills__cell.cell-visible {
  opacity: 1;
  transform: translateY(0);
}

.skills__cell:hover {
  background: var(--black);
  color: var(--white);
}

/* ============================================
   PROJECTS
   ============================================ */

.project {
  padding: var(--space) 0;
  border-bottom: var(--border);
  position: relative;
  padding-left: 0;
  transition: padding-left 0.2s ease;
}

.project::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: var(--red);
  transition: width 0.2s ease;
}

.project:hover {
  padding-left: 1.5rem;
}

.project:hover::before {
  width: 4px;
}

.project:last-child {
  border-bottom: none;
}

.project__name {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3.5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.project__tag {
  display: inline-block;
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.15em;
  margin-top: 0.4rem;
}

.project__desc {
  margin-top: 0.75rem;
  max-width: 55ch;
  line-height: 1.7;
}

.project__stats {
  margin-top: 0.5rem;
  font-weight: 700;
  font-size: clamp(0.8rem, 1.3vw, 0.95rem);
  letter-spacing: 0.1em;
  color: var(--red);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.4rem;
  border: var(--border);
  background: transparent;
  font-family: var(--font-body);
  font-size: clamp(0.7rem, 1.1vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--black);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, letter-spacing 0.15s, transform 0.2s ease-out;
  cursor: pointer;
  position: relative;
}

.btn:hover {
  background: var(--black);
  color: var(--white);
  letter-spacing: 0.25em;
}

/* ============================================
   CONTACT
   ============================================ */

.contact__available {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.contact__prompt {
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 700;
}

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

.footer {
  padding: var(--space) var(--space);
  border-top: var(--border-inv);
  font-size: clamp(0.7rem, 1.1vw, 0.8rem);
  letter-spacing: 0.1em;
}

.footer__line a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer__clock {
  margin-top: 0.5rem;
  opacity: 0.6;
}

/* ============================================
   INTERACTIVE TERMINAL
   ============================================ */

.terminal {
  margin-top: 2rem;
  border: var(--border-inv);
  padding: 1rem;
  max-width: 540px;
  font-family: var(--font-body);
  font-size: clamp(0.75rem, 1.2vw, 0.9rem);
  line-height: 1.7;
}

.terminal__output {
  max-height: 200px;
  overflow-y: auto;
}

.terminal__output p {
  opacity: 0;
  animation: termFadeIn 200ms ease forwards;
}

@keyframes termFadeIn {
  to { opacity: 1; }
}

.terminal__input-line {
  display: flex;
  align-items: center;
  gap: 0;
}

.terminal__prefix {
  font-weight: 700;
  color: var(--red);
  flex-shrink: 0;
}

.terminal__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: inherit;
  font-family: var(--font-body);
  font-size: inherit;
  font-weight: 700;
  caret-color: var(--red);
  letter-spacing: 0.05em;
}

.terminal__input::placeholder {
  color: currentColor;
  opacity: 0.3;
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .section {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .skills__cell {
    opacity: 1;
    transform: none;
  }

  .cursor::after {
    animation: none;
  }

  .hero__name::before,
  .hero__name::after {
    animation: none;
    display: none;
  }

  .hero__name {
    transition: none;
  }

  .marquee__track {
    animation: none;
  }

  body::before {
    animation: none;
  }

  html {
    scroll-behavior: auto;
  }

  #boot {
    display: none;
  }

  .terminal__output p {
    animation: none;
    opacity: 1;
  }
}

/* ============================================
   MOBILE (<=600px)
   ============================================ */

@media (max-width: 600px) {
  :root {
    --space: 1.25rem;
    --space-lg: 2.5rem;
  }

  .skills__grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  .project:hover {
    padding-left: 1rem;
  }
}

/* ============================================
   FEATURE: CUSTOM CURSOR
   ============================================ */

.cursor-dot,
.cursor-trail {
  position: fixed;
  pointer-events: none;
  border-radius: 50%;
  z-index: 10002;
  top: 0;
  left: 0;
  display: none;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--red);
}

.cursor-trail {
  width: 20px;
  height: 20px;
  background: var(--red);
  opacity: 0.2;
  transition: transform 0.15s ease-out;
}

body.custom-cursor {
  cursor: none;
}

body.custom-cursor a,
body.custom-cursor .btn,
body.custom-cursor input,
body.custom-cursor button {
  cursor: none;
}

body.custom-cursor .cursor-dot,
body.custom-cursor .cursor-trail {
  display: block;
}

/* ============================================
   FEATURE: GLITCH EFFECT ON PROJECT NAMES
   ============================================ */

.project__name {
  position: relative;
}

.project__name::before,
.project__name::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.project__name::before {
  color: cyan;
  z-index: -1;
}

.project__name::after {
  color: var(--red);
  z-index: -1;
}

.project:hover .project__name::before {
  opacity: 0.8;
  animation: glitch-1 200ms steps(2) 2;
}

.project:hover .project__name::after {
  opacity: 0.8;
  animation: glitch-2 200ms steps(2) 2;
}

@keyframes glitch-1 {
  0% { clip-path: inset(20% 0 60% 0); transform: translate(-3px, 0); }
  50% { clip-path: inset(50% 0 10% 0); transform: translate(3px, 0); }
  100% { clip-path: inset(10% 0 40% 0); transform: translate(-2px, 0); }
}

@keyframes glitch-2 {
  0% { clip-path: inset(60% 0 5% 0); transform: translate(3px, 0); }
  50% { clip-path: inset(10% 0 70% 0); transform: translate(-3px, 0); }
  100% { clip-path: inset(40% 0 20% 0); transform: translate(2px, 0); }
}

/* ============================================
   FEATURE: KONAMI CODE EASTER EGG
   ============================================ */

.konami {
  position: fixed;
  inset: 0;
  background: var(--black);
  color: var(--red);
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  font-weight: 700;
  z-index: 10001;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-align: center;
}

.konami--active {
  display: flex;
  animation: konamiFlash 2s ease forwards;
}

@keyframes konamiFlash {
  0% { opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { opacity: 0; }
}

/* ============================================
   FEATURE: COMMAND PALETTE
   ============================================ */

.palette {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 20vh;
}

.palette--open {
  display: flex;
}

.palette__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.palette__panel {
  position: relative;
  width: 90%;
  max-width: 480px;
  background: var(--black);
  border: 3px solid var(--white);
  padding: 0;
}

.palette__input {
  width: 100%;
  padding: 1rem;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  outline: none;
  color: var(--white);
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  caret-color: var(--red);
}

.palette__input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.palette__options {
  max-height: 300px;
  overflow-y: auto;
}

.palette__option {
  padding: 0.75rem 1rem;
  color: var(--white);
  font-family: var(--font-body);
  font-size: clamp(0.75rem, 1.2vw, 0.9rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
}

.palette__option:hover {
  background: var(--red);
  color: var(--black);
}

.palette__option--active {
  background: var(--red);
  color: var(--black);
}

/* ============================================
   FEATURE: THEME TOGGLE
   ============================================ */

.theme-toggle {
  position: fixed;
  top: 12px;
  right: var(--space);
  z-index: 10000;
  font-family: var(--font-body);
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.4rem 0.8rem;
  border: 2px solid var(--black);
  background: transparent;
  color: var(--black);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.theme-toggle:hover {
  background: var(--black);
  color: var(--white);
}

body.dark {
  --black: #fff;
  --white: #000;
  --border: 3px solid #fff;
  --border-inv: 3px solid #000;
}

/* ============================================
   FEATURE: ANIMATED SECTION DIVIDERS
   ============================================ */

.section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--black);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 600ms ease-out;
}

.section.visible::after {
  transform: scaleX(1);
}

.inverted.section::after {
  background: var(--white);
}

/* ============================================
   REDUCED MOTION (additions for new features)
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  .project:hover .project__name::before,
  .project:hover .project__name::after {
    animation: none;
    opacity: 0;
  }

  .konami--active {
    animation: none;
    opacity: 1;
  }

  .section::after {
    transform: scaleX(1);
    transition: none;
  }
}