/**
 * GLASSTERMINAL DESIGN SYSTEM
 * typography.css - Text Styles & Hierarchy
 *
 * Terminal-inspired typography with fluid scaling,
 * monospace excellence, and readable hierarchy.
 */

/* ============================================
   BASE TYPOGRAPHY
   ============================================ */

html {
  font-size: var(--font-size-base);
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  font-variant-numeric: tabular-nums slashed-zero;
  font-feature-settings: 'tnum' 1, 'zero' 1;
}

/* ============================================
   HEADINGS
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-wide);
}

h1 {
  font-size: var(--font-size-3xl);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
}

h2 {
  font-size: var(--font-size-2xl);
  letter-spacing: var(--letter-spacing-wide);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

h5 {
  font-size: var(--font-size-md);
}

h6 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
}

/* ============================================
   DISPLAY HEADINGS (LARGE IMPACT)
   ============================================ */

.display-1 {
  font-family: var(--font-family-heading);
  font-size: clamp(3rem, 2rem + 5vw, 6rem);
  font-weight: var(--font-weight-bold);
  line-height: 1;
  letter-spacing: var(--letter-spacing-tighter);
  text-transform: uppercase;
}

.display-2 {
  font-family: var(--font-family-heading);
  font-size: clamp(2.5rem, 1.5rem + 4vw, 4.5rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  letter-spacing: var(--letter-spacing-tight);
  text-transform: uppercase;
}

.display-3 {
  font-family: var(--font-family-heading);
  font-size: clamp(2rem, 1.25rem + 3vw, 3.5rem);
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
}

/* ============================================
   TERMINAL-STYLE HEADINGS
   ============================================ */

.terminal-heading {
  font-family: var(--font-family-mono);
  color: var(--color-accent);
  text-shadow: 0 0 10px var(--color-accent-muted);
  letter-spacing: var(--letter-spacing-wide);
}

.terminal-heading::before {
  content: '> ';
  opacity: 0.6;
}

.section-heading {
  font-family: var(--font-family-ui);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-accent);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--glass-border-glow);
  margin-bottom: var(--space-4);
}

.panel-heading {
  font-family: var(--font-family-ui);
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-secondary);
}

/* ============================================
   BODY TEXT
   ============================================ */

p {
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

.lead {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
}

.small, small {
  font-size: var(--font-size-xs);
}

.tiny {
  font-size: var(--font-size-2xs);
}

.micro {
  font-size: var(--font-size-3xs);
}

/* ============================================
   TEXT STYLES
   ============================================ */

strong, b {
  font-weight: var(--font-weight-semibold);
}

em, i {
  font-style: italic;
}

mark {
  background: var(--color-warning-muted);
  color: var(--color-warning);
  padding: 0.1em 0.3em;
  border-radius: var(--radius-sm);
}

del, s {
  text-decoration: line-through;
  opacity: 0.7;
}

ins, u {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 2px;
}

abbr[title] {
  text-decoration: underline dotted;
  cursor: help;
}

/* ============================================
   LINKS
   ============================================ */

a {
  color: var(--color-accent);
  text-decoration: none;
  transition:
    color var(--transition-fast) var(--ease-out),
    text-shadow var(--transition-fast) var(--ease-out);
}

a:hover {
  color: var(--color-accent-hover);
  text-shadow: 0 0 8px var(--color-accent-muted);
}

a:active {
  color: var(--color-accent-active);
}

/* Underline links */
.link-underline {
  text-decoration: underline;
  text-decoration-color: var(--color-accent-muted);
  text-underline-offset: 3px;
  transition:
    text-decoration-color var(--transition-fast) var(--ease-out);
}

.link-underline:hover {
  text-decoration-color: var(--color-accent);
}

/* ============================================
   LISTS
   ============================================ */

ul, ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

ul {
  list-style-type: none;
}

ul:not(.navbar-nav) li::before {
  content: '>';
  color: var(--color-accent);
  font-weight: var(--font-weight-bold);
  display: inline-block;
  width: 1.5em;
  margin-left: -1.5em;
}

ol {
  list-style-type: decimal;
}

ol li::marker {
  color: var(--color-accent);
  font-weight: var(--font-weight-semibold);
}

li {
  margin-bottom: var(--space-1);
}

li:last-child {
  margin-bottom: 0;
}

/* Nested lists */
ul ul, ol ol, ul ol, ol ul {
  margin-top: var(--space-2);
  margin-bottom: var(--space-2);
}

/* Description lists */
dl {
  margin-bottom: var(--space-4);
}

dt {
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

dd {
  margin-left: var(--space-4);
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
}

/* ============================================
   CODE & PREFORMATTED
   ============================================ */

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

/* Inline code */
code {
  background: var(--glass-bg-medium);
  color: var(--color-accent);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
}

/* Code in links */
a code {
  color: inherit;
}

/* Keyboard input */
kbd {
  background: var(--glass-bg-strong);
  color: var(--color-text-primary);
  padding: 0.15em 0.5em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-medium);
  box-shadow:
    0 2px 0 var(--color-border-medium),
    inset 0 -1px 0 var(--color-border-subtle);
  font-size: 0.85em;
}

/* Code blocks */
pre {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  overflow-x: auto;
  margin-bottom: var(--space-4);
  position: relative;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: var(--font-size-xs);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
}

/* Terminal-style code block */
pre.terminal {
  background: var(--color-bg-deep);
  border-color: var(--glass-border-glow);
  box-shadow:
    var(--glass-shadow-md),
    inset 0 0 30px rgba(0, 0, 0, 0.3);
}

pre.terminal::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 28px;
  background: var(--glass-bg-light);
  border-bottom: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

pre.terminal::after {
  content: '● ● ●';
  position: absolute;
  top: 8px;
  left: 12px;
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--color-text-muted);
}

pre.terminal code {
  display: block;
  padding-top: 28px;
}

/* ============================================
   BLOCKQUOTES
   ============================================ */

blockquote {
  background: var(--glass-bg-subtle);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-4);
  margin: 0 0 var(--space-4) 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

blockquote p:last-child {
  margin-bottom: 0;
}

blockquote cite {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

blockquote cite::before {
  content: '— ';
}

/* ============================================
   HORIZONTAL RULE
   ============================================ */

hr {
  border: none;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-border-medium),
    transparent
  );
  margin: var(--space-8) 0;
}

hr.accent {
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-accent),
    transparent
  );
  box-shadow: 0 0 10px var(--color-accent-muted);
}

/* ============================================
   DATA & NUMBERS
   ============================================ */

/* Numeric values */
.data-value {
  font-family: var(--font-family-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: var(--letter-spacing-tight);
}

.data-value-lg {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}

.data-value-xl {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
}

/* Positive/negative values */
.value-positive {
  color: var(--color-success);
  text-shadow: 0 0 8px var(--color-success-muted);
}

.value-negative {
  color: var(--color-error);
  text-shadow: 0 0 8px var(--color-error-muted);
}

.value-neutral {
  color: var(--color-text-secondary);
}

.value-highlight {
  color: var(--color-accent);
  text-shadow: 0 0 8px var(--color-accent-muted);
}

/* Change indicators */
.change-up::before {
  content: '▲ ';
  font-size: 0.8em;
}

.change-down::before {
  content: '▼ ';
  font-size: 0.8em;
}

/* Currency and units */
.currency {
  font-size: 0.85em;
  opacity: 0.8;
  margin-right: 0.1em;
}

.unit {
  font-size: 0.75em;
  opacity: 0.7;
  margin-left: 0.2em;
}

/* ============================================
   LABELS & ANNOTATIONS
   ============================================ */

.label {
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-widest);
  color: var(--color-text-tertiary);
}

.annotation {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  font-style: italic;
}

.timestamp {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-2xs);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
}

/* ============================================
   TEXT EFFECTS
   ============================================ */

/* Gradient text */
.text-gradient {
  background: linear-gradient(
    135deg,
    var(--color-accent) 0%,
    var(--color-secondary) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Animated gradient */
.text-gradient-animated {
  background: linear-gradient(
    135deg,
    var(--color-accent),
    var(--color-secondary),
    var(--color-accent)
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientText 3s linear infinite;
}

@keyframes gradientText {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

/* Glowing text */
.text-glow {
  text-shadow:
    0 0 10px currentColor,
    0 0 20px currentColor,
    0 0 40px currentColor;
}

.text-glow-accent {
  color: var(--color-accent);
  text-shadow:
    0 0 10px var(--color-accent-muted),
    0 0 20px var(--color-accent-subtle);
}

/* Glitch effect text */
.text-glitch {
  position: relative;
}

.text-glitch::before,
.text-glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.text-glitch::before {
  color: var(--color-error);
  animation: glitch-1 0.3s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
}

.text-glitch::after {
  color: var(--color-accent);
  animation: glitch-2 0.3s infinite;
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
}

@keyframes glitch-1 {
  0%, 100% { transform: translate(0); }
  33% { transform: translate(-2px, 1px); }
  66% { transform: translate(2px, -1px); }
}

@keyframes glitch-2 {
  0%, 100% { transform: translate(0); }
  33% { transform: translate(2px, -1px); }
  66% { transform: translate(-2px, 1px); }
}

/* ============================================
   TEXT COLORS
   ============================================ */

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-muted { color: var(--color-text-muted); }
.text-disabled { color: var(--color-text-disabled); }

.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }
.text-info { color: var(--color-info); }

/* ============================================
   TEXT ALIGNMENT
   ============================================ */

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

/* ============================================
   TEXT WRAPPING & OVERFLOW
   ============================================ */

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.break-word {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.no-wrap {
  white-space: nowrap;
}

.pre-wrap {
  white-space: pre-wrap;
}

/* ============================================
   FONT UTILITIES
   ============================================ */

.font-mono { font-family: var(--font-family-mono); }
.font-sans { font-family: var(--font-family-sans); }
.font-display { font-family: var(--font-family-display); }

.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

.tracking-tight { letter-spacing: var(--letter-spacing-tight); }
.tracking-normal { letter-spacing: var(--letter-spacing-normal); }
.tracking-wide { letter-spacing: var(--letter-spacing-wide); }
.tracking-wider { letter-spacing: var(--letter-spacing-wider); }

.leading-tight { line-height: var(--line-height-tight); }
.leading-snug { line-height: var(--line-height-snug); }
.leading-normal { line-height: var(--line-height-normal); }
.leading-relaxed { line-height: var(--line-height-relaxed); }

/* Text size utility */
.text-sm { font-size: var(--font-size-sm); }

/* ============================================
   RESPONSIVE TYPOGRAPHY
   ============================================ */

@media (max-width: 639px) {
  h1 { font-size: var(--font-size-2xl); }
  h2 { font-size: var(--font-size-xl); }
  h3 { font-size: var(--font-size-lg); }

  .display-1 { font-size: clamp(2rem, 1.5rem + 3vw, 3rem); }
  .display-2 { font-size: clamp(1.75rem, 1.25rem + 2.5vw, 2.5rem); }
}