/* ═══════════════════════════════════════════════════════════════════════════
   BEYOND LOGIC LABS - PHOSPHOR TERMINAL DESIGN SYSTEM
   A dark terminal aesthetic with CRT glow effects
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── FONTS ───────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* ── CSS CUSTOM PROPERTIES ───────────────────────────────────────────────── */
:root {
  /* Core Colors */
  --color-bg-deep: #0a0a0b;
  --color-bg: #0d0d0f;
  --color-bg-elevated: #141418;
  --color-bg-surface: #1a1a1f;
  --color-bg-hover: #222228;

  /* Phosphor Green - Primary */
  --color-phosphor: #00ff41;
  --color-phosphor-dim: #00cc34;
  --color-phosphor-bright: #33ff66;
  --color-phosphor-glow: rgba(0, 255, 65, 0.15);
  --color-phosphor-intense: rgba(0, 255, 65, 0.4);

  /* Amber - Secondary */
  --color-amber: #ffb000;
  --color-amber-dim: #cc8c00;
  --color-amber-bright: #ffc333;
  --color-amber-glow: rgba(255, 176, 0, 0.15);

  /* Cyan - Accent */
  --color-cyan: #00d4ff;
  --color-cyan-dim: #00a8cc;
  --color-cyan-glow: rgba(0, 212, 255, 0.15);

  /* Text Colors */
  --color-text-primary: #e8e8e8;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;
  --color-text-dim: #444444;

  /* Borders & Lines */
  --color-border: #2a2a30;
  --color-border-bright: #3a3a42;

  /* Functional */
  --color-error: #ff4444;
  --color-success: var(--color-phosphor);
  --color-warning: var(--color-amber);

  /* Typography */
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Monaco', 'Consolas', monospace;
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Container */
  --container-max: 1200px;
  --container-narrow: 800px;

  /* Effects */
  --glow-phosphor: 0 0 10px var(--color-phosphor-glow), 0 0 20px var(--color-phosphor-glow), 0 0 40px rgba(0, 255, 65, 0.05);
  --glow-amber: 0 0 10px var(--color-amber-glow), 0 0 20px var(--color-amber-glow);
  --glow-text: 0 0 8px currentColor;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Z-indices */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-deep);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  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)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 9999;
}

/* Subtle scanline effect */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  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: 9998;
}

/* ── TYPOGRAPHY ──────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--color-phosphor);
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  color: var(--color-phosphor-bright);
  text-shadow: var(--glow-text);
}

code, pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

code {
  background: var(--color-bg-surface);
  padding: 0.2em 0.4em;
  border-radius: 3px;
  border: 1px solid var(--color-border);
}

pre {
  background: var(--color-bg);
  padding: var(--space-lg);
  border-radius: 4px;
  border: 1px solid var(--color-border);
  overflow-x: auto;
}

/* ── LAYOUT ──────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-4xl) 0;
}

.section--hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

/* ── HEADER / NAVIGATION ─────────────────────────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-lg) 0;
  background: linear-gradient(to bottom, var(--color-bg-deep) 0%, transparent 100%);
  transition: background var(--transition-base);
}

.header.scrolled {
  background: rgba(10, 10, 11, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-primary);
  text-decoration: none;
}

.logo__icon {
  width: 32px;
  height: 32px;
  background: #f5f0e6;
  border-radius: 6px;
  padding: 2px;
}

.logo:hover {
  color: var(--color-phosphor);
}

.logo:hover .logo__icon {
  box-shadow: var(--glow-phosphor);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
}

.nav__link::before {
  content: '>';
  position: absolute;
  left: -1em;
  opacity: 0;
  color: var(--color-phosphor);
  transition: all var(--transition-fast);
  transform: translateX(-4px);
}

.nav__link:hover {
  color: var(--color-phosphor);
}

.nav__link:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.nav__link--active {
  color: var(--color-phosphor);
}

.nav__link--active::before {
  opacity: 1;
  transform: translateX(0);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-phosphor);
  margin: 5px 0;
  transition: var(--transition-fast);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    padding: var(--space-xl);
    border-left: 1px solid var(--color-border);
    transition: right var(--transition-base);
  }

  .nav.open {
    right: 0;
  }

  .nav__link {
    font-size: 1.25rem;
  }
}

/* ── BUTTONS ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn--primary {
  background: var(--color-phosphor);
  color: var(--color-bg-deep);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.btn--primary:hover {
  background: var(--color-phosphor-bright);
  box-shadow: var(--glow-phosphor);
  transform: translateY(-2px);
}

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

.btn--secondary:hover {
  background: var(--color-phosphor-glow);
  box-shadow: var(--glow-phosphor);
}

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

.btn--ghost:hover {
  color: var(--color-phosphor);
  border-color: var(--color-phosphor);
}

.btn--discord {
  background: #5865F2;
  color: white;
}

.btn--discord:hover {
  background: #6b75f5;
  box-shadow: 0 0 20px rgba(88, 101, 242, 0.4);
}

.btn--amber {
  background: var(--color-amber);
  color: var(--color-bg-deep);
}

.btn--amber:hover {
  background: var(--color-amber-bright);
  box-shadow: var(--glow-amber);
}

/* ── HERO SECTION ────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero__grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero__glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.15;
  pointer-events: none;
}

.hero__glow--1 {
  top: -200px;
  left: -100px;
  background: var(--color-phosphor);
}

.hero__glow--2 {
  bottom: -200px;
  right: -100px;
  background: var(--color-amber);
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__pretitle {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-phosphor);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.hero__pretitle::before {
  content: '>';
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.hero__title {
  margin-bottom: var(--space-lg);
  text-shadow: 0 0 40px var(--color-phosphor-glow);
}

.hero__title .highlight {
  color: var(--color-phosphor);
  position: relative;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}

.hero__scroll-icon {
  width: 24px;
  height: 36px;
  border: 2px solid var(--color-text-muted);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-icon::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-phosphor);
  border-radius: 2px;
  animation: scroll-dot 1.5s ease-in-out infinite;
}

@keyframes scroll-dot {
  0%, 100% { opacity: 1; top: 6px; }
  50% { opacity: 0.5; top: 14px; }
}

/* ── TERMINAL BLOCK ──────────────────────────────────────────────────────── */
.terminal {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
}

.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__title {
  flex: 1;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.terminal__body {
  padding: var(--space-lg);
  min-height: 200px;
}

.terminal__line {
  margin-bottom: var(--space-sm);
  display: flex;
  flex-wrap: wrap;
}

.terminal__prompt {
  color: var(--color-phosphor);
  margin-right: var(--space-sm);
}

.terminal__command {
  color: var(--color-text-primary);
}

.terminal__output {
  color: var(--color-text-secondary);
  margin-left: 0;
  display: block;
  width: 100%;
}

.terminal__cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--color-phosphor);
  animation: cursor-blink 1s step-end infinite;
  vertical-align: middle;
  margin-left: 2px;
}

@keyframes cursor-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ── CARDS ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-phosphor), var(--color-amber));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  border-color: var(--color-border-bright);
  transform: translateY(-4px);
}

.card:hover::before {
  opacity: 1;
}

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-phosphor-glow);
  color: var(--color-phosphor);
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.card__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.card__text {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card__link::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.card:hover .card__link::after {
  transform: translateX(4px);
}

/* Project Card */
.project-card {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-2xl);
  align-items: center;
  padding: var(--space-2xl);
}

.project-card__visual {
  position: relative;
  aspect-ratio: 16/10;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.project-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  background: var(--color-amber);
  color: var(--color-bg-deep);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.project-card__content {
  padding: var(--space-lg) 0;
}

.project-card__title {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.project-card__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  font-size: 1rem;
  line-height: 1.7;
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.tag {
  padding: var(--space-xs) var(--space-md);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tag--highlight {
  background: var(--color-phosphor-glow);
  border-color: var(--color-phosphor-dim);
  color: var(--color-phosphor);
}

@media (max-width: 900px) {
  .project-card {
    grid-template-columns: 1fr;
  }
}

/* ── FEATURES GRID ───────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.feature--wide {
  grid-column: 1 / -1;
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  .feature--wide {
    max-width: none;
  }
}

.feature {
  padding: var(--space-xl);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.feature:hover {
  border-color: var(--color-phosphor-dim);
  background: var(--color-bg-surface);
}

.feature__icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  color: var(--color-phosphor);
}

.feature__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.feature__text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ── SECTION HEADERS ─────────────────────────────────────────────────────── */
.section-header {
  margin-bottom: var(--space-3xl);
}

.section-header--center {
  text-align: center;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-phosphor);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.section-label::before {
  content: '//';
  color: var(--color-text-muted);
}

.section-header--center .section-label {
  justify-content: center;
}

.section-header--center .section-label::after {
  content: '//';
  color: var(--color-text-muted);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-subtitle {
  color: var(--color-text-secondary);
  max-width: 600px;
  font-size: 1.1rem;
}

.section-header--center .section-subtitle {
  margin: 0 auto;
}

/* ── DEVLOG ──────────────────────────────────────────────────────────────── */
.devlog-grid {
  display: grid;
  gap: var(--space-lg);
}

.devlog-entry {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  text-decoration: none;
}

.devlog-entry:hover {
  border-color: var(--color-border-bright);
  transform: translateX(8px);
}

.devlog-entry__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.devlog-entry__date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.devlog-entry__type {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  width: fit-content;
}

.devlog-entry__type--post {
  background: var(--color-phosphor-glow);
  color: var(--color-phosphor);
  border: 1px solid var(--color-phosphor-dim);
}

.devlog-entry__type--video {
  background: var(--color-amber-glow);
  color: var(--color-amber);
  border: 1px solid var(--color-amber-dim);
}

.devlog-entry__type--changelog {
  background: var(--color-cyan-glow);
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan-dim);
}

.devlog-entry__content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.devlog-entry__content p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.95rem;
}

.devlog-entry__thumbnail {
  margin-top: var(--space-md);
  aspect-ratio: 16/9;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.devlog-entry__thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 768px) {
  .devlog-entry {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .devlog-entry__meta {
    flex-direction: row;
    align-items: center;
  }
}

/* ── NEWSLETTER ──────────────────────────────────────────────────────────── */
.newsletter {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: var(--space-3xl);
  position: relative;
  overflow: hidden;
}

.newsletter::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-phosphor), var(--color-amber), var(--color-cyan));
}

.newsletter__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.newsletter__title {
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
}

.newsletter__text {
  color: var(--color-text-secondary);
  margin: 0;
}

.newsletter__form {
  display: flex;
  gap: var(--space-sm);
}

.newsletter__input {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.newsletter__input:focus {
  outline: none;
  border-color: var(--color-phosphor);
  box-shadow: 0 0 0 3px var(--color-phosphor-glow);
}

.newsletter__input::placeholder {
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .newsletter__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .newsletter__form {
    flex-direction: column;
  }
}

/* ── ASCII DECORATIONS ───────────────────────────────────────────────────── */
.ascii-border {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-dim);
  line-height: 1;
  white-space: pre;
  user-select: none;
}

.ascii-divider {
  text-align: center;
  padding: var(--space-xl) 0;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.5em;
  overflow: hidden;
}

/* ── FOOTER ──────────────────────────────────────────────────────────────── */
.footer {
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__brand {
  max-width: 300px;
}

.footer__brand .logo {
  margin-bottom: var(--space-lg);
}

.footer__brand p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.footer__nav h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

.footer__nav ul {
  list-style: none;
}

.footer__nav li {
  margin-bottom: var(--space-sm);
}

.footer__nav a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.footer__nav a:hover {
  color: var(--color-phosphor);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.footer__copyright {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer__social {
  display: flex;
  gap: var(--space-md);
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--color-phosphor-glow);
  border-color: var(--color-phosphor);
  color: var(--color-phosphor);
}

@media (max-width: 900px) {
  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer__inner {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }
}

/* ── ANIMATIONS ──────────────────────────────────────────────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes glitch {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-2px, 1px); }
  94% { transform: translate(2px, -1px); }
  96% { transform: translate(-1px, 2px); }
  98% { transform: translate(1px, -2px); }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
  opacity: 0;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease forwards;
  opacity: 0;
}

/* Stagger delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* ── UTILITIES ───────────────────────────────────────────────────────────── */
.text-phosphor { color: var(--color-phosphor); }
.text-amber { color: var(--color-amber); }
.text-cyan { color: var(--color-cyan); }
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }

.bg-elevated { background: var(--color-bg-elevated); }
.bg-surface { background: var(--color-bg-surface); }

.mt-0 { margin-top: 0; }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

.mb-0 { margin-bottom: 0; }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── MATRIX RAIN EFFECT ──────────────────────────────────────────────────── */
.matrix-rain {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  opacity: 0.08;
  z-index: 0;
}

.matrix-column {
  position: absolute;
  top: -100%;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-phosphor);
  writing-mode: vertical-rl;
  text-orientation: upright;
  animation: matrix-fall linear infinite;
  text-shadow: 0 0 8px var(--color-phosphor);
}

@keyframes matrix-fall {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(200vh); }
}

/* ── PLATFORMS ───────────────────────────────────────────────────────────── */
.platforms {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  margin-top: var(--space-lg);
}

.platform {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

.platform svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* ── PAGE SPECIFIC: DEVLOG ───────────────────────────────────────────────── */
.devlog-page .section--hero {
  min-height: auto;
  padding-top: calc(80px + var(--space-4xl));
  padding-bottom: var(--space-3xl);
}

.devlog-filters {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-border-bright);
  color: var(--color-text-primary);
}

.filter-btn.active {
  background: var(--color-phosphor-glow);
  border-color: var(--color-phosphor);
  color: var(--color-phosphor);
}

/* ── PAPERS SECTION ──────────────────────────────────────────────────────── */
.papers-list {
  display: grid;
  gap: var(--space-md);
}

.paper-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  align-items: center;
  text-decoration: none;
  transition: all var(--transition-base);
}

.paper-item:hover {
  border-color: var(--color-border-bright);
  transform: translateX(4px);
}

.paper-item__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: var(--color-phosphor);
  font-size: 1.25rem;
}

.paper-item__content h4 {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
  color: var(--color-text-primary);
}

.paper-item__content p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.paper-item__arrow {
  color: var(--color-text-muted);
  font-size: 1.25rem;
  transition: transform var(--transition-fast);
}

.paper-item:hover .paper-item__arrow {
  transform: translateX(4px);
  color: var(--color-phosphor);
}

/* ── LOADING STATES ──────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-surface) 0%,
    var(--color-bg-hover) 50%,
    var(--color-bg-surface) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── RESPONSIVE ADJUSTMENTS ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --space-3xl: 3rem;
    --space-4xl: 4rem;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }
}