/* ================================================================
   JOE HUDSON — PERSONAL PORTFOLIO
   style.css — Global Stylesheet
   
   Design language: LCARS-inspired (Star Trek TNG console aesthetic)
   Colour palette:
     Background:  #080a0f  (deep space black)
     Surface:     #0d1018  (card/panel backgrounds)
     Gold:        #d4ac50  (structural borders, logo, LCARS elbows)
     Bright gold: #f0d060  (name highlight, large numerals)
     Cyan:        #00c8e0  (active states, data readouts, links)
     Purple:      #7060c8  (secondary accent, role label)
     Coral:       #e87040  (status tab, warnings, highlights)
     Body text:   #dce8f0  (off-white)
     Muted text:  #8090a8
   
   Structure:
     1.  CSS Custom Properties (variables)
     2.  Reset & base styles
     3.  Typography
     4.  Navigation
     5.  Hero section
     6.  Readout / status bar
     7.  Ticker
     8.  Image ribbon
     9.  Main content grid
     10. Work cards
     11. Buttons
     12. Footer
     13. Utility classes
     14. Animations & keyframes
     15. Media queries (responsive / mobile)
================================================================ */


/* ----------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (VARIABLES)
   Define all colours and shared values here so they can be
   changed in one place and cascade throughout the whole file.
---------------------------------------------------------------- */
:root {
  /* Colours */
  --color-bg:          #080a0f;
  --color-bg-nav:      #0b0d14;
  --color-bg-surface:  #0d1018;
  --color-bg-deep:     #060809;

  --color-gold:        #d4ac50;
  --color-gold-bright: #f0d060;
  --color-gold-dim:    #7a6030;
  --color-gold-faint:  rgba(212, 172, 80, 0.1);
  --color-gold-border: rgba(212, 172, 80, 0.25);

  --color-cyan:        #00c8e0;
  --color-cyan-faint:  rgba(0, 200, 224, 0.08);
  --color-cyan-border: rgba(0, 200, 224, 0.25);

  --color-purp:        #7060c8;
  --color-purp-light:  #a090e0;
  --color-purp-faint:  rgba(112, 96, 200, 0.08);
  --color-purp-border: rgba(112, 96, 200, 0.25);

  --color-coral:       #e87040;
  --color-coral-faint: rgba(232, 112, 64, 0.08);
  --color-coral-border:rgba(232, 112, 64, 0.25);

  --color-text:        #dce8f0;
  --color-text-muted:  #8090a8;
  --color-text-dim:    #3a4a5a;
  --color-text-deep:   #1e2a38;

  --color-border:      rgba(255, 255, 255, 0.06);
  --color-border-gold: rgba(212, 172, 80, 0.2);

  /* Typography */
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing — consistent scale used throughout */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  32px;
  --space-2xl: 48px;

  /* LCARS sidebar width — used in hero and content grid */
  --sidebar-width: 72px;

  /* Transition timing — used for hover effects */
  --transition-fast: 0.15s ease;
  --transition-med:  0.25s ease;
}


/* ----------------------------------------------------------------
   2. RESET & BASE STYLES
   Remove browser default margins/padding, set box-sizing so
   padding is included in width calculations (much easier to work with).
---------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  /* Smooth scrolling when clicking anchor links */
  scroll-behavior: smooth;
  /* Prevent font size inflation on mobile rotation */
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  /* Constrain overall site width — prevents over-stretching on wide monitors */
  max-width: 1400px;
  margin: 0 auto;
  /* Subtle scanline overlay across the entire page — the LCARS feel */
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  min-height: 100vh;
  overflow-x: hidden;
}

/* Remove list dots — we use <ul> for tags but don't want bullet points */
ul { list-style: none; }

/* Make images responsive by default */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Remove default link styling — we style links explicitly */
a {
  color: inherit;
  text-decoration: none;
}

/* Horizontal rule reset */
hr {
  border: none;
}


/* ----------------------------------------------------------------
   3. TYPOGRAPHY
   Base type styles. The monospaced font is used for all
   HUD-style labels, data readouts, and navigation items.
---------------------------------------------------------------- */
h1, h2, h3 {
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.15;
  color: var(--color-text);
}

/* Monospaced utility class — apply to any element that needs the HUD look */
.mono {
  font-family: var(--font-mono);
}


/* ----------------------------------------------------------------
   4. NAVIGATION
---------------------------------------------------------------- */

/* Outer nav bar — spans full width, fixed height */
.nav {
  background: var(--color-bg-nav);
  border-bottom: 2px solid var(--color-gold);
  display: flex;
  align-items: center;
  /* Links sit immediately after the logo, not pushed to far right */
  justify-content: flex-start;
  height: 48px;
  position: sticky;
  top: 0;
  z-index: 100;
}

/* Gold LCARS logo block — the rounded-corner pill on the left */
.nav-logo-block {
  background: var(--color-gold);
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 20px;
  /* Bottom-right radius only — creates the LCARS elbow shape */
  border-radius: 0 0 28px 0;
  flex-shrink: 0;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.nav-logo-block:hover,
.nav-logo-block:focus-visible {
  background: var(--color-gold-bright);
  outline: none;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-bg);
  letter-spacing: 0.14em;
}

/* Nav links container */
.nav-links {
  display: flex;
  height: 100%;
  align-items: stretch;
}

/* Individual nav link */
.nav-link {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-dim);
  padding: 0 16px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  border-left: 1px solid var(--color-border-gold);
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast);
  user-select: none;
}

/* Animated underline on nav link hover/active */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-cyan);
  /* scaleX(0) = invisible, scaleX(1) = full width */
  transform: scaleX(0);
  transition: transform var(--transition-med);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-cyan);
  background: var(--color-cyan-faint);
  outline: none;
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-link.active {
  color: var(--color-cyan);
  background: var(--color-cyan-faint);
}

/* Mobile hamburger toggle — hidden by default on desktop */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 16px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-left: auto;  /* pushes hamburger to right on mobile */
  margin-right: var(--space-md);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-gold);
  border-radius: 1px;
  transition: transform var(--transition-med), opacity var(--transition-fast);
}


/* ----------------------------------------------------------------
   5. HERO SECTION
---------------------------------------------------------------- */

/* Three-column grid: sidebar | content | photo */
.hero {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr 200px;
  min-height: 300px;
  border-bottom: 1px solid var(--color-gold-border);
  /* Subtle grid pattern behind hero — the Interstellar HUD feel */
  background-image:
    linear-gradient(rgba(212, 172, 80, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 172, 80, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ── LCARS Left Sidebar ── */
.hero-sidebar {
  background: var(--color-bg-nav);
  border-right: 2px solid var(--color-gold);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 0 0;
  gap: 8px;
}

/*
  LCARS pill shapes — the rounded bars in the sidebar.
  Base class + modifier classes for each colour variant.
*/
.lp {
  width: 48px;
  height: 26px;
  border-radius: 13px;         /* fully rounded = pill shape */
  cursor: pointer;
  transition: filter var(--transition-fast), transform var(--transition-fast);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

/* Colour variants */
.lp--gold  { background: var(--color-gold); }
.lp--cyan  { background: var(--color-cyan);  height: 18px; }
.lp--purp  { background: var(--color-purp);  height: 16px; width: 40px; }
.lp--coral { background: var(--color-coral); height: 14px; width: 36px; }
.lp--dim   { background: #2a3040;            height: 20px; }

.lp:hover  { filter: brightness(1.5); transform: scaleX(1.05); }

/* Thin vertical bar that fills space between pills */
.lbar {
  width: 6px;
  flex: 1;
  background: rgba(212, 172, 80, 0.1);
  border-radius: 3px;
  margin: 4px 0;
}

/* Large LCARS elbow — bottom of sidebar, classic quarter-circle shape */
.lelbow {
  width: var(--sidebar-width);
  height: 48px;
  border-radius: 48px 0 0 0;  /* top-left radius only = elbow */
  background: var(--color-gold);
  margin-top: auto;
  flex-shrink: 0;
}

/* ── Hero Text Content ── */
.hero-content {
  padding: var(--space-xl) var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Small label above the name — "// Sound Design · UE5" */
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--color-cyan);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 18px;
  opacity: 0.8;
}

/* Large name — "Joe Hudson" */
.hero-name {
  font-size: clamp(36px, 5vw, 52px); /* clamp() scales between min and max based on viewport */
  font-weight: 300;
  color: #eef2f8;
  line-height: 1.0;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

/* The surname "Hudson" — brighter gold */
.hero-name strong {
  font-weight: 600;
  color: var(--color-gold-bright);
}

/* Monospaced role label — "Senior Technical Sound Designer" */
.hero-role {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-purp-light);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

/* Horizontal divider line — fades to transparent on the right */
.hero-rule {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold) 0%, rgba(212, 172, 80, 0) 80%);
  margin-bottom: var(--space-lg);
}

/* Tagline paragraph */
.hero-tagline {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 420px;
  margin-bottom: var(--space-lg);
}

/* Hero CTA button row */
.hero-cta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ── Hero Right Panel (photo) ── */
.hero-right {
  border-left: 1px solid var(--color-border-gold);
  background: #0a0c12;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: var(--space-md) 14px;
}

/* Photo placeholder — replaced with <img> once photo is ready */
.hero-photo-placeholder {
  flex: 1;
  background: #0f1118;
  border: 1px solid rgba(212, 172, 80, 0.12);
  border-radius: 3px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 200px;
}

.placeholder-label {
  font-family: var(--font-mono);
  font-size: 8px;
  color: #1e2430;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Actual photo when added */
.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;  /* fills the box without distorting the image */
  border-radius: 3px;
}

/* Small coloured bar blocks beneath the photo */
.hero-right-blocks {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.hrb {
  height: 18px;
  border-radius: 2px;
  flex: 1;
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.hrb:hover { filter: brightness(1.6); }

.hrb--gold  { background: var(--color-gold);  opacity: 0.5; }
.hrb--cyan  { background: var(--color-cyan);  opacity: 0.4; }
.hrb--coral { background: var(--color-coral); opacity: 0.5; flex: 0.5; }


/* ----------------------------------------------------------------
   6. READOUT / STATUS BAR
---------------------------------------------------------------- */

.readout {
  background: #0a0c12;
  border-bottom: 1px solid var(--color-border-gold);
  display: flex;
  align-items: stretch;
}

/* Orange LCARS tab on the left — the rounded-bottom-right elbow */
.readout-tab {
  background: var(--color-coral);
  width: var(--sidebar-width);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0 0 24px 0;
  flex-shrink: 0;
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.readout-tab:hover { filter: brightness(1.3); }

/* Rotated "Status" label inside the tab */
.readout-tab span {
  font-family: var(--font-mono);
  font-size: 7px;
  font-weight: 600;
  color: var(--color-bg);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  /* Rotate text to read bottom-to-top */
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

/* Container for the four stat blocks */
.readout-stats {
  display: flex;
  flex: 1;
  padding: 10px 20px;
}

/* Individual stat block */
.readout-stat {
  flex: 1;
  padding: 0 18px;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 2px;
  cursor: pointer;
  transition: background var(--transition-fast);
  border-radius: 2px;
}

.readout-stat:hover     { background: rgba(255, 255, 255, 0.03); }
.readout-stat:first-child { padding-left: 4px; }
.readout-stat:last-child  { border-right: none; }

/* Large number / value */
.readout-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
}

/* Colour variants for each stat */
.readout-num--gold  { color: var(--color-gold-bright); }
.readout-num--cyan  { color: var(--color-cyan); }
.readout-num--purp  { color: var(--color-purp-light); }
.readout-num--coral { color: var(--color-coral); }

/* Small label below the number */
.readout-desc {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--color-text-deep);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}


/* ----------------------------------------------------------------
   7. TICKER
   Auto-scrolling marquee strip — uses CSS animation only,
   no JavaScript required for the scroll itself.
---------------------------------------------------------------- */

.ticker {
  background: #0a0c12;
  border-top: 1px solid rgba(212, 172, 80, 0.08);
  border-bottom: 1px solid rgba(212, 172, 80, 0.08);
  padding: 5px 0;
  overflow: hidden;   /* hides the text that scrolls out of view */
}

/* The inner track — wider than its container, animates left */
.ticker-track {
  display: flex;
  gap: 60px;
  white-space: nowrap; /* keeps all items on one line */
  animation: tickerScroll 22s linear infinite;
}

/* Pause scrolling if user prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
}

.ticker-item {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  flex-shrink: 0;
}

/* Colour variants */
.ticker-item--gold  { color: var(--color-gold-dim); }
.ticker-item--cyan  { color: #006878; }
.ticker-item--coral { color: #783820; }


/* ----------------------------------------------------------------
   8. IMAGE RIBBON
   Horizontally scrolling gallery of project images.
---------------------------------------------------------------- */

.ribbon {
  border-bottom: 1px solid rgba(212, 172, 80, 0.1);
  padding: 12px 0;
  overflow: hidden;
}

/* Scrolling track */
.ribbon-track {
  display: flex;
  gap: 8px;
  padding: 0 16px;
  animation: ribbonScroll 30s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .ribbon-track { animation: none; }
}

/* Individual ribbon item (placeholder or image) */
.ribbon-item {
  width: 148px;
  height: 80px;
  border-radius: 2px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: filter var(--transition-fast), transform var(--transition-fast);
  overflow: hidden;
}

.ribbon-item:hover {
  transform: translateY(-2px);
  filter: brightness(1.4);
}

/* Images inside ribbon items fill the box */
.ribbon-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Colour variants */
.ribbon-item--dim   { background: #0f1118; color: #1e2a38; border-color: var(--color-border); }
.ribbon-item--gold  { background: var(--color-gold-faint); border-color: var(--color-gold-border); color: var(--color-gold); border-top: 2px solid var(--color-gold); }
.ribbon-item--cyan  { background: var(--color-cyan-faint); border-color: var(--color-cyan-border); color: var(--color-cyan); border-top: 2px solid var(--color-cyan); }
.ribbon-item--coral { background: var(--color-coral-faint); border-color: var(--color-coral-border); color: var(--color-coral); border-top: 2px solid var(--color-coral); }


/* ----------------------------------------------------------------
   9. MAIN CONTENT GRID
   Two columns: LCARS sidebar | main content
---------------------------------------------------------------- */

.content-grid {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
}

/* Left LCARS sidebar (in main content area) */
.lcars-sidebar {
  background: var(--color-bg-nav);
  border-right: 2px solid var(--color-gold);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0;
  gap: 8px;
}

/* Small rectangular blocks in the sidebar.
   Can be a <div> (decorative) or <a> (navigational) — both need
   display: block so they respect width and height correctly. */
.lb {
  display: block;
  width: 48px;
  border-radius: 3px;
  cursor: pointer;
  transition: filter var(--transition-fast);
  flex-shrink: 0;
  text-decoration: none;
}

.lb:hover { filter: brightness(1.5); }

/* Colour + height variants */
.lb--gold  { background: var(--color-gold);  height: 30px; }
.lb--cyan  { background: var(--color-cyan);  height: 20px; }
.lb--purp  { background: var(--color-purp);  height: 16px; }
.lb--coral { background: var(--color-coral); height: 14px; width: 36px; }
.lb--dim   { background: #1e2838;            height: 22px; }

/* Vertical rotated label in the sidebar */
.sidebar-label {
  font-family: var(--font-mono);
  font-size: 7px;
  color: var(--color-text-dim);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  padding: 10px 0;
}


/* ----------------------------------------------------------------
   10. WORK CARDS
---------------------------------------------------------------- */

.works {
  padding: var(--space-lg) var(--space-xl);
}

/* Section header row: label + horizontal rule */
.section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 500;
  color: var(--color-cyan);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Line that extends to the right of the section label */
.section-line {
  flex: 1;
  height: 1px;
  background: rgba(0, 200, 224, 0.15);
}

/* Three-column card grid */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

/* Individual card */
.card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-med), transform var(--transition-fast);
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--color-cyan-border);
}

/* Muted / placeholder card variant */
.card--dim { opacity: 0.6; }
.card--dim:hover { opacity: 0.8; }

/* Coloured header strip at top of card */
.card-header {
  padding: 7px 12px;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Colour variants */
.card-header--gold { color: var(--color-gold);       background: var(--color-gold-faint); }
.card-header--cyan { color: var(--color-cyan);        background: var(--color-cyan-faint); }
.card-header--purp { color: var(--color-purp-light);  background: var(--color-purp-faint); }

/* Small circular status dot */
.card-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
  animation: dotPulse 2.5s ease-in-out infinite;
}

.card-dot--gold { background: var(--color-gold); }
.card-dot--cyan { background: var(--color-cyan); }
.card-dot--purp { background: var(--color-purp-light); }

.card-body {
  padding: 12px;
}

.card-title {
  font-size: 12px;
  font-weight: 500;
  color: #c8d8e8;
  margin-bottom: 5px;
  line-height: 1.35;
}

.card-title--dim { color: var(--color-text-dim); }

.card-meta {
  font-size: 11px;
  color: var(--color-text-dim);
  line-height: 1.6;
  margin-bottom: 10px;
}

/* Tag list */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 7px;
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

.tag--cyan  { background: var(--color-cyan-faint);  color: #00a0b4; border: 1px solid rgba(0, 200, 224, 0.15); }
.tag--gold  { background: var(--color-gold-faint);  color: #a08030; border: 1px solid rgba(212, 172, 80, 0.15); }
.tag--purp  { background: var(--color-purp-faint);  color: #8878c0; border: 1px solid rgba(112, 96, 200, 0.15); }


/* ----------------------------------------------------------------
   11. BUTTONS
---------------------------------------------------------------- */

/* Base button — shared styles */
.btn {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 10px 22px;
  border-radius: 2px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition-med), border-color var(--transition-med), color var(--transition-fast);
  user-select: none;
  border: 1px solid transparent;
}

/* Primary button — cyan */
.btn--cyan {
  background: var(--color-cyan-faint);
  color: var(--color-cyan);
  border-color: var(--color-cyan-border);
}

.btn--cyan:hover,
.btn--cyan:focus-visible {
  background: rgba(0, 200, 224, 0.2);
  border-color: rgba(0, 200, 224, 0.6);
  outline: none;
}

/* Ghost button — subtle, for secondary actions */
.btn--ghost {
  background: transparent;
  color: var(--color-text-dim);
  border-color: rgba(255, 255, 255, 0.07);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  color: var(--color-purp-light);
  border-color: var(--color-purp-border);
  outline: none;
}

/* CTA row that holds the buttons */
.cta {
  padding: 0 var(--space-xl) var(--space-lg);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}


/* ----------------------------------------------------------------
   12. FOOTER
---------------------------------------------------------------- */

.footer {
  border-top: 2px solid rgba(212, 172, 80, 0.3);
  background: #090b10;
  display: flex;
  align-items: stretch;
  height: 44px;
}

/* Gold LCARS elbow — top-right radius only */
.footer-elbow {
  width: var(--sidebar-width);
  height: 100%;
  background: var(--color-gold);
  border-radius: 0 28px 0 0;
  flex-shrink: 0;
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.footer-elbow:hover { filter: brightness(1.3); }

.footer-inner {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
}

.footer-text {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--color-text-deep);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--color-text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.footer-link:hover { color: var(--color-gold); }


/* ----------------------------------------------------------------
   13. UTILITY CLASSES
   Small reusable helpers.
---------------------------------------------------------------- */

/* Visually hidden — for screen reader only text */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}


/* ----------------------------------------------------------------
   14. ANIMATIONS & KEYFRAMES
---------------------------------------------------------------- */

/* Ticker scroll — moves the track left continuously */
@keyframes tickerScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); } /* -50% works because track is 2× its visible width */
}

/* Ribbon scroll */
@keyframes ribbonScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Status dot pulse — gentle on/off blink */
@keyframes dotPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

/* Button press flash — triggered via JS class add */
@keyframes btnPressCyan {
  0%   { background: rgba(0, 200, 224, 0.5); color: #fff; box-shadow: 0 0 16px rgba(0, 200, 224, 0.6); }
  100% { background: var(--color-cyan-faint); color: var(--color-cyan); box-shadow: none; }
}

@keyframes btnPressGhost {
  0%   { background: rgba(112, 96, 200, 0.3); color: #fff; }
  100% { background: transparent; color: var(--color-text-dim); }
}

/* Card border glow on click */
@keyframes cardFlash {
  0%   { box-shadow: 0 0 0 1px rgba(0, 200, 224, 0); }
  40%  { box-shadow: 0 0 12px 2px rgba(0, 200, 224, 0.4); border-color: rgba(0, 200, 224, 0.6); }
  100% { box-shadow: 0 0 0 1px rgba(0, 200, 224, 0); }
}

/* LCARS pill flash on click */
@keyframes pillFlash {
  0%   { opacity: 0.6; }
  100% { opacity: 0; }
}

/* Nav link flash on click */
@keyframes navFlash {
  0%   { background: rgba(0, 200, 224, 0.3); color: #fff; }
  100% { background: var(--color-cyan-faint); color: var(--color-cyan); }
}

/* Applied via JS */
.btn--cyan.is-pressed   { animation: btnPressCyan  0.35s ease; }
.btn--ghost.is-pressed  { animation: btnPressGhost 0.35s ease; }
.card.is-flashing       { animation: cardFlash     0.5s ease; }
.nav-link.is-flashing   { animation: navFlash      0.3s ease; }


/* ----------------------------------------------------------------
   15. MEDIA QUERIES — RESPONSIVE / MOBILE
   Mobile-first approach: these rules override the desktop styles
   on smaller screens (max-width = "up to this width").
---------------------------------------------------------------- */

/* Tablet — up to 900px wide */
@media (max-width: 900px) {

  /* Collapse hero to two columns — hide photo panel */
  .hero {
    grid-template-columns: var(--sidebar-width) 1fr;
  }

  .hero-right { display: none; }

  /* Two-column card grid instead of three */
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile — up to 600px wide */
@media (max-width: 600px) {

  /* Show hamburger button, hide nav links by default */
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 48px;       /* directly below the nav bar */
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg-nav);
    border-bottom: 2px solid var(--color-gold);
    z-index: 99;
    height: auto;
  }

  /* When JS adds this class, the menu slides open */
  .nav-links.is-open {
    display: flex;
  }

  .nav-link {
    padding: var(--space-md) var(--space-lg);
    border-left: none;
    border-bottom: 1px solid var(--color-border-gold);
    font-size: 12px;
  }

  /* Single column layout — hide LCARS sidebars to save space */
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-sidebar { display: none; }

  .hero-content { padding: var(--space-lg); }

  /* Single column cards */
  .cards {
    grid-template-columns: 1fr;
  }

  /* Single column content — hide sidebar */
  .content-grid {
    grid-template-columns: 1fr;
  }

  .lcars-sidebar { display: none; }

  /* Readout stats wrap on very small screens */
  .readout-stats {
    flex-wrap: wrap;
    padding: 8px 12px;
  }

  .readout-stat {
    flex: 1 1 40%;
    padding: 6px 8px;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  /* Smaller hero text on mobile */
  .hero-name { font-size: 36px; }
}