/* ==========================================================================
   Pixel Flow Studio — Obsidian & Electric Amber Design System
   Inspired by Basement Studio & Evil Martians Technical Precision
   ========================================================================== */

:root {
  /* Canvas & Surface Tokens */
  --bg-canvas: #0B0D0E;
  --bg-surface: #14171A;
  --bg-surface-elevated: #1B2026;
  
  /* Borders & Hairlines */
  --border-line: rgba(255, 170, 0, 0.16);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 170, 0, 0.45);
  
  /* Signatures & Accents */
  --color-accent: #FFAA00;
  --color-accent-hover: #FFB81F;
  --color-accent-subtle: rgba(255, 170, 0, 0.08);
  --color-secondary: #FFD580;
  
  /* Typography Tokens */
  --text-main: #F4F4F0;
  --text-muted: #88929A;
  --text-dim: #545C66;
  
  /* Fonts */
  --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Layout Spacing */
  --container-max: 1240px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition-fast: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-canvas);
  color: var(--text-main);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-canvas);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Utility Helpers */
.mono { font-family: var(--font-mono); }
.text-accent { color: var(--color-accent); }
.text-secondary { color: var(--color-secondary); }
.text-muted { color: var(--text-muted); }
.border-top { border-top: 1px solid var(--border-subtle); }

/* Technical Grid Background */
.technical-grid-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 50% 20%, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.15) 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 20%, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.15) 80%);
  z-index: -1;
}

/* Studio Wrapper */
.studio-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.studio-header {
  position: sticky;
  top: 16px;
  z-index: 100;
  margin-top: 16px;
  background-color: rgba(20, 23, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  transition: var(--transition-fast);
}

.studio-header:hover {
  border-color: rgba(255, 170, 0, 0.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  border: 1px solid var(--border-line);
}

.brand-name {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.brand-tag {
  font-size: 0.65rem;
  color: var(--color-secondary);
  background: rgba(255, 170, 0, 0.08);
  border: 1px solid var(--border-line);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  display: inline-block;
}

@media (max-width: 900px) {
  .brand-tag { display: none; }
}

.nav-menu {
  display: flex;
  align-items: center;
}

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

.nav-items a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: var(--transition-fast);
  padding-bottom: 2px;
}

.nav-items a:hover,
.nav-items a.active {
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
}

.nav-status-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

@media (max-width: 600px) {
  .status-indicator { display: none; }
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  padding: 8px 16px;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #08090A;
  font-weight: 700;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 0 16px rgba(255, 170, 0, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-subtle);
  font-weight: 500;
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: var(--bg-surface-elevated);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border-line);
  font-size: 0.75rem;
  padding: 6px 12px;
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-subtle);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 80px 0 60px;
}

.hero-container {
  display: flex;
  flex-direction: column;
}

.meta-stamp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--color-secondary);
  background: rgba(255, 170, 0, 0.06);
  border: 1px solid var(--border-line);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  width: fit-content;
}

.stamp-bullet {
  color: var(--color-accent);
  font-weight: bold;
}

.hero-headline {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 960px;
  margin-bottom: 24px;
}

.hero-headline span.text-accent {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 6px;
  text-decoration-thickness: 3px;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 720px;
  line-height: 1.65;
  margin-bottom: 36px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 54px;
}

.hero-cta-group .btn {
  padding: 12px 24px;
  font-size: 0.9rem;
}

/* Telemetry Metrics Bar */
.telemetry-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.telemetry-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  transition: var(--transition-fast);
}

.telemetry-card:hover {
  border-color: var(--border-line);
  background-color: var(--bg-surface-elevated);
}

.telemetry-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.telemetry-metric {
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 4px;
}

.telemetry-note {
  font-size: 0.72rem;
  color: var(--text-dim);
}

@media (max-width: 900px) {
  .telemetry-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .telemetry-bar {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Section Blocks Common
   ========================================================================== */
.section-block {
  padding: 80px 0;
}

.section-header-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 48px;
}

@media (min-width: 768px) {
  .section-header-row {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.section-sub {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-heading {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-intro {
  color: var(--text-muted);
  max-width: 440px;
  font-size: 0.95rem;
}

/* ==========================================================================
   Selected Work / Case Studies
   ========================================================================== */
.portfolio-stream {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.project-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  transition: var(--transition-smooth);
}

.project-card:hover {
  border-color: var(--border-line);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
}

.project-media-col {
  position: relative;
  overflow: hidden;
  background-color: #060708;
  min-height: 280px;
}

.project-image-link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-img {
  transform: scale(1.03);
}

.project-overlay-link {
  position: absolute;
  top: 16px;
  right: 16px;
  background-color: rgba(11, 13, 14, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-line);
  color: var(--text-main);
  font-size: 0.72rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0;
  transform: translateY(-4px);
  transition: var(--transition-fast);
}

.project-card:hover .project-overlay-link {
  opacity: 1;
  transform: translateY(0);
}

.project-info-col {
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  margin-bottom: 12px;
}

.project-tag {
  font-weight: 600;
  letter-spacing: 0.05em;
}

.project-domain {
  letter-spacing: 0.02em;
}

.project-title {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.project-summary {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.project-metrics-box {
  background-color: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tech-stack-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.tech-pill {
  font-size: 0.68rem;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

@media (max-width: 900px) {
  .project-card {
    grid-template-columns: 1fr;
  }
  .project-info-col {
    padding: 24px;
  }
}

/* ==========================================================================
   Capabilities Section
   ========================================================================== */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.capability-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-fast);
}

.capability-card:hover {
  border-color: var(--border-line);
  background-color: var(--bg-surface-elevated);
  transform: translateY(-2px);
}

.card-num {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.capability-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.capability-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.capability-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.76rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  color: var(--text-muted);
}

.capability-list .bullet {
  color: var(--color-accent);
  margin-right: 6px;
}

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

/* ==========================================================================
   Methodology Section
   ========================================================================== */
.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.process-node {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  transition: var(--transition-fast);
}

.process-node:hover {
  border-color: var(--border-line);
  background-color: var(--bg-surface-elevated);
}

.process-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.process-phase {
  font-weight: 700;
}

.process-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
}

.process-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
}

@media (max-width: 900px) {
  .process-track {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .process-track {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Contact Terminal
   ========================================================================== */
.contact-terminal {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  overflow: hidden;
}

.contact-meta-panel {
  padding: 44px;
  border-right: 1px solid var(--border-subtle);
  background: linear-gradient(135deg, rgba(255, 170, 0, 0.03) 0%, transparent 100%);
  display: flex;
  flex-direction: column;
}

.contact-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.contact-sub {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 32px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: auto;
}

.channel-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.75rem;
}

.channel-label {
  letter-spacing: 0.04em;
}

.channel-value {
  color: var(--text-main);
  text-decoration: none;
}

.channel-value:hover {
  text-decoration: underline;
}

.contact-form-panel {
  padding: 44px;
}

.studio-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field input,
.form-field textarea,
.form-field select {
  background-color: #0B0D0E;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(255, 170, 0, 0.15);
}

.form-field select {
  cursor: pointer;
}

@media (max-width: 900px) {
  .contact-terminal {
    grid-template-columns: 1fr;
  }
  .contact-meta-panel {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding: 28px;
  }
  .contact-form-panel {
    padding: 28px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.studio-footer {
  padding: 40px 0;
  margin-top: 60px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-left {
  display: flex;
  align-items: center;
}

.footer-logo-img {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  margin-right: 10px;
}

.footer-brand {
  font-size: 0.95rem;
}

@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}