/* Genesis Design System tokens and custom styling for pssdanki.com */

/* Custom Fonts & Imports */
@import url('https://api.fontshare.com/v2/css?f[]=general-sans@700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Colors - Light Theme (Default) */
  --color-primary: #6366F1;
  --color-primary-hover: #4F46E5;
  --color-primary-ring: rgba(99, 102, 241, 0.12);
  --color-primary-glow: rgba(99, 102, 241, 0.35);
  --color-secondary: #20970B;
  --color-neutral: #9C9C9C;
  --color-background: #FAFAFA;
  --color-surface: #FFFFFF;
  --color-surface-hover: #FFFFFF;
  --color-text-primary: #0A0A0A;
  --color-text-secondary: #6B6B6B;
  --color-border: #E8E8EC;
  --color-border-hover: #D8D8DC;
  
  --color-success: #10B981;
  --color-success-bg: rgba(16, 185, 129, 0.08);
  --color-success-border: rgba(16, 185, 129, 0.2);
  
  --color-warning: #F59E0B;
  --color-warning-bg: rgba(245, 158, 11, 0.08);
  
  --color-error: #EF4444;
  --color-error-bg: rgba(239, 68, 68, 0.08);
  --color-error-border: rgba(239, 68, 68, 0.2);

  /* Fonts */
  --font-display: 'General Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  /* Font Weights - Max two weights per screen: General Sans Bold (700) & DM Sans Regular (400)/Medium (500) */
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-bold: 700;

  /* Elevation */
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-button-glow: 0 4px 12px var(--color-primary-glow);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --focus-ring: 0 0 0 3px var(--color-primary-ring);

  /* Border Radii */
  --radius-badge: 4px;
  --radius-chip: 9999px;
  --radius-input: 6px;
  --radius-button: 6px;
  --radius-panel: 8px;
  --radius-card: 12px;

  /* Spacing Grid (4px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  --container-max-width: 1280px;
}

/* Dark Mode Theme Variables */
[data-theme="dark"] {
  --color-background: #09090B;
  --color-surface: #121215;
  --color-surface-hover: #18181C;
  --color-text-primary: #F4F4F5;
  --color-text-secondary: #A1A1AA;
  --color-border: #27272A;
  --color-border-hover: #3F3F46;
  --color-neutral: #71717A;
  
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.3);
  --color-primary-ring: rgba(99, 102, 241, 0.25);
  --color-primary-glow: rgba(99, 102, 241, 0.5);
  --shadow-button-glow: 0 4px 14px var(--color-primary-glow);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  background-color: var(--color-background);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 15px; /* Genesis base body size */
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Sticky top navigation */
.nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 56px;
  background-color: rgba(250, 250, 250, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

[data-theme="dark"] .nav-backdrop {
  background-color: rgba(9, 9, 11, 0.75);
}

.nav-container {
  max-width: var(--container-max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: var(--weight-bold);
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.brand-dot {
  color: var(--color-secondary);
}

.nav-links {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.nav-link {
  font-size: 14px;
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-input);
  transition: color 0.2s, background-color 0.2s;
}

.nav-link:hover {
  color: var(--color-text-primary);
  background-color: rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .nav-link:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

/* Main Layout Grid */
.main-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: 56px;
  position: relative;
  z-index: 1;
}

.interactive-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.content-container {
  max-width: var(--container-max-width);
  width: 100%;
  margin: 0 auto;
  padding: var(--space-12) var(--space-6);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  z-index: 2;
}

/* Spacing Layouts */
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-12);
  align-items: center;
  margin-bottom: var(--space-16);
}

@media (max-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
  }
}

/* Headings and Typography Details */
h1.display-title {
  font-family: var(--font-display);
  font-size: 60px; /* Adjusted slightly down from 72px for perfect responsive wrapping */
  font-weight: var(--weight-bold);
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
}

@media (min-width: 1200px) {
  h1.display-title {
    font-size: 72px;
  }
}

@media (max-width: 600px) {
  h1.display-title {
    font-size: 44px;
  }
}

.subhead-text {
  font-size: var(--space-5); /* 20px - 24px */
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-8);
  max-width: 580px;
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: var(--weight-medium);
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius-button);
  transition: transform 0.2s, background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
  border: 1px solid transparent;
  outline: none;
}

.btn:focus-visible {
  box-shadow: var(--focus-ring);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

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

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

.btn-secondary:hover {
  border-color: var(--color-border-hover);
  background-color: rgba(0, 0, 0, 0.02);
}

[data-theme="dark"] .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

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

.btn-ghost:hover {
  color: var(--color-text-primary);
  background-color: rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .btn-ghost:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

/* Button Sizes */
.btn-sm {
  height: 32px;
  padding: 0 var(--space-3);
  font-size: 13px;
}

.btn-md {
  height: 38px;
  padding: 0 var(--space-4);
  font-size: 14px;
}

.btn-lg {
  height: 44px;
  padding: 0 var(--space-6);
  font-size: 15px;
}

/* Input Fields */
.input-group {
  display: flex;
  gap: var(--space-3);
  max-width: 480px;
  width: 100%;
  margin-bottom: var(--space-6);
}

@media (max-width: 480px) {
  .input-group {
    flex-direction: column;
    gap: var(--space-2);
  }
}

.text-input {
  flex-grow: 1;
  height: 44px;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  border-radius: var(--radius-input);
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

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

.text-input:focus {
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

.text-input.error {
  border-color: var(--color-error);
  background-color: var(--color-error-bg);
}

/* Status Chips & Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px var(--space-3);
  border-radius: var(--radius-chip);
  font-size: 12px;
  font-weight: var(--weight-medium);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.status-published {
  background-color: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success);
}

.status-pending {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.status-rejected {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  color: var(--color-error);
}

/* Tag Chips */
.tag-chip {
  display: inline-flex;
  padding: 4px 12px;
  font-size: 12px;
  border-radius: var(--radius-chip);
  background-color: rgba(0, 0, 0, 0.04);
  color: var(--color-text-secondary);
  transition: background-color 0.2s, color 0.2s;
  cursor: pointer;
}

[data-theme="dark"] .tag-chip {
  background-color: rgba(255, 255, 255, 0.06);
}

.tag-chip:hover {
  background-color: rgba(0, 0, 0, 0.08);
  color: var(--color-text-primary);
}

[data-theme="dark"] .tag-chip:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.tag-chip.active {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

/* Cards Primitives */
.genesis-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.genesis-card-hoverable:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-border-hover);
}

/* 3D card layout & setup */
.card-3d-perspective {
  perspective: 1200px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.card-3d-container {
  width: 100%;
  max-width: 400px;
  transform-style: preserve-3d;
  cursor: grab;
}

.card-3d-container:active {
  cursor: grabbing;
}

/* Design file preview card specific styling */
.preview-card-inner {
  width: 100%;
  transform-style: preserve-3d;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: visible; /* Required to let 3D layers pop out */
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .preview-card-inner {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.preview-card-visual {
  height: 200px;
  background-color: rgba(99, 102, 241, 0.03);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  border-radius: 11px 11px 0 0;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.preview-card-dotgrid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(var(--color-border) 1px, transparent 1px);
  background-size: 16px 16px;
  opacity: 0.7;
}

/* Floating 3D elements */
.parallax-layer-1 {
  transform: translateZ(40px);
}

.parallax-layer-2 {
  transform: translateZ(80px);
}

.parallax-layer-3 {
  transform: translateZ(120px);
}

.float-ui-frame {
  position: absolute;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  padding: var(--space-3);
  transform-style: preserve-3d;
  pointer-events: none;
}

[data-theme="dark"] .float-ui-frame {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.card-layer-preview {
  width: 70%;
  height: 120px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.card-layer-badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: var(--weight-bold);
  font-family: var(--font-code);
  padding: 2px 8px;
  border-radius: var(--radius-badge);
}

.card-layer-author {
  position: absolute;
  bottom: -20px;
  left: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-chip);
  padding: 4px 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.06);
}

[data-theme="dark"] .card-layer-author {
  box-shadow: 0 4px 15px rgba(0,0,0,0.25);
}

.avatar-circle {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-chip);
  background-color: var(--color-primary-ring);
  border: 1px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: var(--weight-bold);
  color: var(--color-primary);
}

.card-meta-content {
  padding: var(--space-5);
  transform-style: preserve-3d;
}

.card-meta-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
  letter-spacing: -0.02em;
}

.card-meta-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.card-meta-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  font-size: 12px;
  color: var(--color-text-secondary);
}

/* CLI block using JetBrains Mono */
.cli-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-input);
  padding: 10px 14px;
  max-width: 480px;
  width: 100%;
  font-family: var(--font-code);
  font-size: 13px;
  margin-bottom: var(--space-8);
}

.cli-text {
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.cli-prompt {
  color: var(--color-primary);
  user-select: none;
}

.cli-copy-btn {
  background: none;
  border: none;
  color: var(--color-neutral);
  cursor: pointer;
  padding: var(--space-1);
  border-radius: 4px;
  transition: color 0.2s, background-color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cli-copy-btn:hover {
  color: var(--color-text-primary);
  background-color: rgba(0,0,0,0.04);
}

[data-theme="dark"] .cli-copy-btn:hover {
  background-color: rgba(255,255,255,0.04);
}

/* Timer Grid */
.timer-container {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.timer-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 76px;
}

.timer-number-wrapper {
  width: 100%;
  height: 64px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.03em;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.timer-label {
  font-size: 11px;
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--space-2);
}

/* Features Component Section */
.features-header {
  margin-bottom: var(--space-8);
}

.features-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: var(--weight-bold);
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.features-desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  max-width: 600px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
}

.feature-card {
  padding: var(--space-6);
}

.feature-icon-wrapper {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-panel);
  background-color: var(--color-primary-ring);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 18px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.feature-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Footer Section */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0;
  margin-top: auto;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 600px) {
  .footer-content {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

.footer-links {
  display: flex;
  gap: var(--space-5);
}

.footer-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Dot grid overlay styling */
.dot-grid-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}