/* Orbital Landing Page - Styles
   Brand: Early 2000s Internet (AIM/MSN/AOL/BBS Era)
   Philosophy: "The internet used to be good. We're building that again."
*/

/* ========================================
   CSS Variables - Complete Design System
   ======================================== */

:root {
  /* Colors - Blue (Primary) */
  --color-blue: #5B9FED;
  --color-blue-hover: #4A8CD9;
  --color-blue-dark: #3D7BC4;
  --color-blue-tint-light: rgba(91, 159, 237, 0.08);
  --color-blue-tint: rgba(91, 159, 237, 0.12);

  /* Colors - Purple (Co-Primary) */
  --color-purple: #9B87F5;
  --color-purple-hover: #8B75E1;
  --color-purple-dark: #7B65D1;
  --color-purple-tint-light: rgba(155, 135, 245, 0.08);
  --color-purple-tint: rgba(155, 135, 245, 0.12);

  /* Colors - Yellow (Accent) */
  --color-yellow: #FFC700;
  --color-yellow-hover: #FFD633;
  --color-yellow-dark: #EAAD00;
  --color-yellow-tint: rgba(255, 199, 0, 0.15);

  /* Neutrals */
  --color-bg: #FAF9F7;
  --color-surface: #F2F0ED;
  --color-surface-elevated: #FFFFFF;
  --color-text-primary: #2A2D35;
  --color-text-secondary: #6B7280;
  --color-text-tertiary: #9CA3AF;
  --color-border-subtle: #E5E7EB;
  --color-border-strong: #D1D5DB;

  /* Semantic */
  --color-success: #48BB78;
  --color-warning: #F59E0B;
  --color-error: #F56565;

  /* Spacing (8px base) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-base: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Border Radius (Retro = smaller) */
  --radius-sm: 2px;
  --radius-base: 3px;
  --radius-md: 3px;
  --radius-lg: 4px;
  --radius-full: 9999px;

  /* Typography */
  --font-body: Verdana, Geneva, 'DejaVu Sans', sans-serif;
  --font-header: 'Trebuchet MS', 'Lucida Grande', Verdana, sans-serif;
  --font-mono: 'Courier New', Courier, monospace;

  --font-size-xs: 10px;
  --font-size-sm: 11px;
  --font-size-base: 13px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 20px;
  --font-size-2xl: 28px;
  --font-size-3xl: 36px;

  /* Animation (Quick & Snappy) */
  --duration-instant: 100ms;
  --duration-fast: 150ms;
  --ease-default: ease;
}

/* Dark Mode */
[data-theme="dark"] {
  --color-bg: #1A1D24;
  --color-surface: #24272F;
  --color-surface-elevated: #2D3139;
  --color-text-primary: #F3F4F6;
  --color-text-secondary: #C7CCD4;
  --color-text-tertiary: #9CA3AF;
  --color-border-subtle: #374151;
  --color-border-strong: #4B5563;

  --color-blue: #6BA8F0;
  --color-purple: #A895F8;
  --color-yellow: #EAAD00;
}

/* ========================================
   Base Styles
   ======================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--color-text-primary);
  background: var(--color-bg);
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4 {
  font-family: var(--font-header);
  font-weight: bold;
  line-height: 1.2;
  margin: 0 0 var(--space-base) 0;
}

h1 {
  font-size: var(--font-size-3xl);
}

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

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

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

p {
  margin: 0 0 var(--space-base) 0;
}

a {
  color: var(--color-blue);
  text-decoration: underline;
  font-weight: bold;
  transition: color var(--duration-fast) var(--ease-default);
}

a:hover {
  color: var(--color-blue-hover);
}

/* ========================================
   Layout
   ======================================== */

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

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

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

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-base);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: bold;
  text-decoration: none;
  border-radius: var(--radius-base);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-default);
  /* Beveled 3D effect - classic phpBB style */
  border-style: solid;
  border-width: 2px;
}

.btn-primary {
  background: var(--color-blue);
  color: white;
  /* Beveled: light top-left, dark bottom-right */
  border-color: #7FB3F1 #3D7BC4 #3D7BC4 #7FB3F1;
}

.btn-primary:hover {
  background: var(--color-blue-hover);
  color: white;
}

.btn-primary:active {
  /* Invert bevel on click - pressed effect */
  border-color: #3D7BC4 #7FB3F1 #7FB3F1 #3D7BC4;
}

.btn-secondary {
  background: var(--color-purple);
  color: white;
  border-color: #B5A4F7 #7B65D1 #7B65D1 #B5A4F7;
}

.btn-secondary:hover {
  background: var(--color-purple-hover);
  color: white;
}

.btn-secondary:active {
  border-color: #7B65D1 #B5A4F7 #B5A4F7 #7B65D1;
}

.btn-large {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-md);
}

/* ========================================
   Forms
   ======================================== */

.input {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background: var(--color-surface-elevated);
  border-radius: var(--radius-base);
  transition: border-color var(--duration-fast) var(--ease-default);
  /* Inset 3D effect - carved into the page */
  border-style: solid;
  border-width: 2px;
  border-color: #999 #fff #fff #999;
  box-shadow: inset 1px 1px 2px rgba(0,0,0,0.1);
}

.input:focus {
  outline: none;
  border-color: var(--color-blue) #B8D4F5 #B8D4F5 var(--color-blue);
}

.input::placeholder {
  color: var(--color-text-tertiary);
}

[data-theme="dark"] .input {
  border-color: #333 #555 #555 #333;
  box-shadow: inset 1px 1px 2px rgba(0,0,0,0.3);
}

[data-theme="dark"] .input:focus {
  border-color: var(--color-blue) #4A8CD9 #4A8CD9 var(--color-blue);
}

.form-inline {
  display: flex;
  gap: var(--space-sm);
  max-width: 400px;
  margin: 0 auto;
}

.form-inline .input {
  flex: 1;
}

.form-inline .btn {
  flex-shrink: 0;
}

/* ========================================
   ASCII Decorations
   ======================================== */

.ascii-separator {
  font-family: var(--font-mono);
  color: var(--color-text-tertiary);
  text-align: center;
  font-size: var(--font-size-3xl);
  padding: var(--space-sm) 0;
  letter-spacing: 0.3em;
  user-select: none;
}

.ascii-box {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  white-space: pre;
  line-height: 1.3;
}

/* ========================================
   phpBB-Style Section Headers
   ======================================== */

.section-header {
  background: var(--color-blue);
  color: white;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-header);
  font-size: var(--font-size-md);
  font-weight: bold;
  border-radius: var(--radius-base) var(--radius-base) 0 0;
  /* Beveled top bar */
  border: 1px solid;
  border-color: #7FB3F1 #3D7BC4 #3D7BC4 #7FB3F1;
  margin-bottom: 0;
}

.section-header--purple {
  background: var(--color-purple);
  border-color: #B5A4F7 #7B65D1 #7B65D1 #B5A4F7;
}

/* Welcome Text */
.welcome-text {
  font-size: var(--font-size-md);
  color: var(--color-text-primary);
  margin: 0;
  padding: var(--space-sm) 0;
}

/* Announcement */
.announcement {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-sm);
}

.announcement .badge {
  flex-shrink: 0;
}

.announcement .timestamp {
  margin-left: auto;
}

.announcement p {
  width: 100%;
  margin: var(--space-sm) 0 0 0;
}

.section-body {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-strong);
  border-top: none;
  border-radius: 0 0 var(--radius-base) var(--radius-base);
  padding: var(--space-base);
}

/* ========================================
   Stats Box (phpBB "Who's Online" style)
   ======================================== */

.stats-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-base);
  padding: var(--space-md);
  font-size: var(--font-size-sm);
  text-align: center;
}

.stats-box__number {
  font-family: var(--font-header);
  font-size: var(--font-size-2xl);
  font-weight: bold;
  color: var(--color-blue);
  display: block;
}

.stats-box__label {
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--font-size-xs);
}

/* ========================================
   Horizontal Rule (Classic HR style)
   ======================================== */

.hr {
  border: none;
  height: 2px;
  background: linear-gradient(to right,
    transparent,
    var(--color-border-strong) 20%,
    var(--color-border-strong) 80%,
    transparent
  );
  margin: var(--space-xl) 0;
}

.hr--decorated {
  height: auto;
  background: none;
  text-align: center;
  overflow: visible;
  margin: var(--space-lg) 0;
}

.hr--decorated::before {
  content: '· · · ◆ · · ·';
  font-family: var(--font-mono);
  font-size: var(--font-size-lg); /* 16px */
  color: var(--color-text-tertiary);
  letter-spacing: 0.3em;
}

/* ========================================
   Blockquote (phpBB Quote style)
   ======================================== */

.quote {
  background: var(--color-surface);
  border-left: 3px solid var(--color-blue);
  border-radius: 0 var(--radius-base) var(--radius-base) 0;
  padding: var(--space-md);
  margin: var(--space-base) 0;
  font-style: italic;
}

.quote__cite {
  display: block;
  font-style: normal;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.quote__cite::before {
  content: '» ';
}

/* ========================================
   Timestamp (phpBB post metadata style)
   ======================================== */

.timestamp {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  letter-spacing: 0.02em;
}

.timestamp::before {
  content: '[ ';
}

.timestamp::after {
  content: ' ]';
}

/* ========================================
   Badge/Tag (phpBB user rank style)
   ======================================== */

.badge {
  display: inline-block;
  padding: 2px 6px;
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: bold;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  letter-spacing: 0.03em;
}

.badge--beta {
  background: var(--color-yellow);
  color: var(--color-text-primary);
  border: 1px solid var(--color-yellow-dark);
}

.badge--new {
  background: var(--color-purple);
  color: white;
  border: 1px solid var(--color-purple-dark);
}

/* ========================================
   Components
   ======================================== */

/* Hero */
.hero {
  padding: var(--space-lg) 0;
  text-align: center;
}

.hero__hook {
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.hero__tagline {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

.hero__cta {
  margin-top: var(--space-lg);
}

.hero__cta-note {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin: var(--space-sm) 0 0 0;
}

/* Feature Cards */
.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 2x2 grid on desktop/tablet */
  gap: var(--space-lg);
}

@media (max-width: 600px) {
  .features {
    grid-template-columns: 1fr; /* Single column on mobile */
  }
}

.feature-card {
  padding: var(--space-lg);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-subtle);
  border-left: 3px solid var(--color-blue);
  border-radius: var(--radius-base);
}

.feature-card:nth-child(even) {
  border-left-color: var(--color-purple);
}

.feature-card__icon {
  font-size: 24px;
  margin-bottom: var(--space-sm);
}

.feature-card__title {
  font-family: var(--font-header);
  font-size: var(--font-size-md);
  font-weight: bold;
  margin-bottom: var(--space-sm);
}

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

/* How It Works */
.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-base);
  max-width: 600px;
  margin: 0;
}

.step {
  display: flex;
  gap: var(--space-base);
  align-items: flex-start;
}

.step__number {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-blue);
  color: white;
  font-family: var(--font-header);
  font-weight: bold;
  font-size: var(--font-size-md);
  border-radius: var(--radius-full);
}

.step:nth-child(2) .step__number {
  background: var(--color-purple);
}

.step:nth-child(3) .step__number {
  background: var(--color-blue);
}

.step:nth-child(4) .step__number {
  background: var(--color-purple);
}

.step__content h4 {
  margin-bottom: var(--space-xs);
}

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

/* Footer */
.footer {
  padding: var(--space-lg) 0;
  text-align: center;
}

.footer::before {
  content: '·  ·  ·  ✦  ·  ·  ·';
  display: block;
  font-family: var(--font-mono);
  font-size: var(--font-size-3xl);
  color: var(--color-text-tertiary);
  letter-spacing: 0.3em;
  padding-bottom: var(--space-lg);
}

.footer__ascii {
  font-family: var(--font-mono);
  font-size: var(--font-size-md); /* 14px - ~40% bigger than original 10px */
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-base);
  letter-spacing: 0.1em;
}

.footer__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-sm) 0;
}

.footer__powered {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin: 0;
}

/* ========================================
   Header Navigation (phpBB style)
   ======================================== */

.nav-header {
  background: var(--color-blue);
  padding: var(--space-sm) 0;
  /* Classic phpBB beveled header bar */
  border-bottom: 2px solid;
  border-color: #3D7BC4;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

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

.nav-header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: var(--space-sm);
}

.nav-header__logo-img {
  height: 32px;
  width: auto;
}

.nav-header__title {
  font-family: var(--font-header);
  font-size: var(--font-size-xl);
  font-weight: bold;
  color: white;
}

[data-theme="dark"] .nav-header__title {
  color: var(--color-text-primary);
}

.nav-header__logo-img--light {
  display: block;
}

.nav-header__logo-img--dark {
  display: none;
}

[data-theme="dark"] .nav-header__logo-img--light {
  display: none;
}

[data-theme="dark"] .nav-header__logo-img--dark {
  display: block;
}

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

.nav-header .badge--beta {
  background: var(--color-yellow);
  color: var(--color-text-primary);
}

.nav-header .theme-toggle {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(255, 255, 255, 0.3);
}

.nav-header .theme-toggle:hover {
  background: rgba(255, 255, 255, 0.25);
}

[data-theme="dark"] .nav-header {
  background: var(--color-surface);
  border-color: var(--color-border-strong);
}

[data-theme="dark"] .nav-header .theme-toggle {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15) rgba(0, 0, 0, 0.2) rgba(0, 0, 0, 0.2) rgba(255, 255, 255, 0.15);
}

/* Breadcrumb (for sub-pages) */
.breadcrumb {
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  padding: var(--space-sm) 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-subtle);
}

.breadcrumb a {
  color: var(--color-blue);
  text-decoration: none;
  font-weight: normal;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb__sep {
  margin: 0 var(--space-xs);
  color: var(--color-text-tertiary);
}

.breadcrumb__current {
  font-weight: bold;
  color: var(--color-text-primary);
}

/* Theme Toggle */
.theme-toggle {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-base);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-md);
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-default);
  /* Beveled button style */
  border-style: solid;
  border-width: 2px;
  border-color: #fff #999 #999 #fff;
}

.theme-toggle:hover {
  border-color: var(--color-blue) #3D7BC4 #3D7BC4 var(--color-blue);
}

.theme-toggle:active {
  border-color: #999 #fff #fff #999;
}

[data-theme="dark"] .theme-toggle {
  border-color: #555 #333 #333 #555;
}

[data-theme="dark"] .theme-toggle:hover {
  border-color: var(--color-blue) #4A8CD9 #4A8CD9 var(--color-blue);
}


/* Highlight Box */
.highlight-box {
  background: var(--color-yellow-tint);
  border: 1px solid var(--color-yellow);
  border-radius: var(--radius-base);
  padding: var(--space-base);
  margin: var(--space-lg) 0;
}

.highlight-box p {
  margin: 0;
  font-weight: bold;
}

/* Success Message */
.form-success {
  display: none;
  background: var(--color-success);
  color: white;
  padding: var(--space-sm) var(--space-base);
  border-radius: var(--radius-base);
  font-weight: bold;
  margin-top: var(--space-base);
}

.form-success.visible {
  display: block;
}

/* ========================================
   OpenMoji Emoji (Sprite-based)
   ======================================== */

/*
 * Sprite sheet: 62x62 grid, each cell is 66px (64px emoji + 2px margin)
 * Total sprite size: 4092px x 4092px
 * We display at 32px, so scale factor = 32/64 = 0.5
 * Scaled cell size = 66 * 0.5 = 33px
 * Scaled sprite size = 4092 * 0.5 = 2046px
 */

.emoji {
  display: inline-block;
  width: 32px;
  height: 32px;
  background-image: url('../assets/emoji/openmoji-64.webp');
  background-size: 2046px 2046px;
  background-repeat: no-repeat;
  vertical-align: middle;
}

.emoji--small {
  width: 24px;
  height: 24px;
  /* Scale factor = 24/64 = 0.375, cell = 24.75px, sprite = 1534.5px */
  background-size: 1534.5px 1534.5px;
}

/* Emoji positions - using 33px cell size (66px * 0.5 scale) */
.emoji--video-camera     { background-position: calc(-29 * 33px) calc(-49 * 33px); }
.emoji--iphone           { background-position: calc(-29 * 33px) calc(-41 * 33px); }
.emoji--speech-balloon   { background-position: calc(-28 * 33px) calc(-34 * 33px); }
.emoji--no-mobile        { background-position: calc(-29 * 33px) calc(-45 * 33px); }
.emoji--lock-key         { background-position: calc(-30 * 33px) calc(-9 * 33px); }
.emoji--clapper          { background-position: calc(-7 * 33px) calc(-43 * 33px); }
.emoji--thread           { background-position: calc(-54 * 33px) calc(-40 * 33px); }
.emoji--floppy-disk      { background-position: calc(-28 * 33px) calc(-52 * 33px); }
.emoji--sun              { background-position: calc(-58 * 33px) calc(-16 * 33px); }
.emoji--moon             { background-position: calc(-5 * 33px) calc(-20 * 33px); }
.emoji--shield           { background-position: calc(-38 * 33px) calc(-54 * 33px); }
.emoji--lock             { background-position: calc(-30 * 33px) calc(-11 * 33px); }
.emoji--sparkles         { background-position: calc(-60 * 33px) calc(-32 * 33px); }
.emoji--checkbox         { background-position: calc(-58 * 33px) calc(-22 * 33px); }
.emoji--saturn           { background-position: calc(-55 * 33px) calc(-13 * 33px); }
.emoji--wrench           { background-position: calc(-30 * 33px) calc(-32 * 33px); }
.emoji--lightbulb        { background-position: calc(-28 * 33px) calc(-18 * 33px); }

/* Small emoji positions - using 24.75px cell size (66px * 0.375 scale) */
.emoji--small.emoji--video-camera     { background-position: calc(-29 * 24.75px) calc(-49 * 24.75px); }
.emoji--small.emoji--iphone           { background-position: calc(-29 * 24.75px) calc(-41 * 24.75px); }
.emoji--small.emoji--speech-balloon   { background-position: calc(-28 * 24.75px) calc(-34 * 24.75px); }
.emoji--small.emoji--no-mobile        { background-position: calc(-29 * 24.75px) calc(-45 * 24.75px); }
.emoji--small.emoji--lock-key         { background-position: calc(-30 * 24.75px) calc(-9 * 24.75px); }
.emoji--small.emoji--clapper          { background-position: calc(-7 * 24.75px) calc(-43 * 24.75px); }
.emoji--small.emoji--thread           { background-position: calc(-54 * 24.75px) calc(-40 * 24.75px); }
.emoji--small.emoji--floppy-disk      { background-position: calc(-28 * 24.75px) calc(-52 * 24.75px); }
.emoji--small.emoji--sun              { background-position: calc(-58 * 24.75px) calc(-16 * 24.75px); }
.emoji--small.emoji--moon             { background-position: calc(-5 * 24.75px) calc(-20 * 24.75px); }
.emoji--small.emoji--shield           { background-position: calc(-38 * 24.75px) calc(-54 * 24.75px); }
.emoji--small.emoji--lock             { background-position: calc(-30 * 24.75px) calc(-11 * 24.75px); }
.emoji--small.emoji--sparkles         { background-position: calc(-60 * 24.75px) calc(-32 * 24.75px); }
.emoji--small.emoji--checkbox         { background-position: calc(-58 * 24.75px) calc(-22 * 24.75px); }
.emoji--small.emoji--saturn           { background-position: calc(-55 * 24.75px) calc(-13 * 24.75px); }
.emoji--small.emoji--wrench           { background-position: calc(-30 * 24.75px) calc(-32 * 24.75px); }
.emoji--small.emoji--lightbulb        { background-position: calc(-28 * 24.75px) calc(-18 * 24.75px); }

/* ========================================
   Logo
   ======================================== */

.logo {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-sm);
}

.logo-img {
  height: 64px;
  width: auto;
}

.logo-img--light {
  display: block;
}

.logo-img--dark {
  display: none;
}

[data-theme="dark"] .logo-img--light {
  display: none;
}

[data-theme="dark"] .logo-img--dark {
  display: block;
}

/* ========================================
   Orbital Loader Animation
   ======================================== */

.orbital-loader {
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbital-loader__ring {
  position: relative;
  height: 48px;
  width: 48px;
  transform: rotate(-45deg);
}

.orbital-loader__ring::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 2px solid var(--color-text-primary);
  border-radius: 50%;
  transform: scaleY(0.95);
}

.orbital-loader__dot {
  position: absolute;
  height: 56px;
  width: 12px;
  top: -4px;
  left: 50%;
  margin-left: -6px;
  transform-origin: center 28px;
}

.orbital-loader__dot span {
  display: block;
  height: 12px;
  width: 12px;
  border-radius: 50%;
  border: 2px solid var(--color-text-primary);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.orbital-loader__dot--one {
  animation: orbitOne 4s linear infinite;
}

.orbital-loader__dot--one span {
  background: var(--color-blue);
}

.orbital-loader__dot--two {
  animation: orbitTwo 2s linear infinite;
}

.orbital-loader__dot--two span {
  background: var(--color-purple);
}

.orbital-loader__dot--three {
  animation: orbitThree 7s linear infinite;
}

.orbital-loader__dot--three span {
  background: var(--color-yellow);
}

@keyframes orbitOne {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes orbitTwo {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(-360deg); }
}

@keyframes orbitThree {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(-360deg); }
}

/* Larger loader variant for hero */
.orbital-loader--large .orbital-loader__ring {
  height: 80px;
  width: 80px;
}

.orbital-loader--large .orbital-loader__dot {
  height: 96px;
  width: 16px;
  top: -8px;
  margin-left: -8px;
  transform-origin: center 48px;
}

.orbital-loader--large .orbital-loader__dot span {
  height: 16px;
  width: 16px;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 600px) {
  h1 {
    font-size: var(--font-size-2xl);
  }

  h2 {
    font-size: var(--font-size-xl);
  }

  .form-inline {
    flex-direction: column;
  }

  .form-inline .btn {
    width: 100%;
  }

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