/* Custom styles for TomTam landing page and blog */

/* ========================================
   CSS Custom Properties
   ======================================== */
:root {
  --color-bg: #0d1117;
  --color-card: #161b22;
  --color-card-hover: #2e2646;
  --color-accent: #FFBB00;
  --color-accent-light: #ffc933;
  --color-primary: #4e10ae;
  --color-text: #c9d1d9;
  --color-text-light: #f9fafb;
  --font-primary: 'Inter', sans-serif;
  --font-accent: 'Play', sans-serif;
  --transition-fast: 0.2s;
  --transition-normal: 0.3s;
  --radius-lg: 1rem;
  --radius-md: 0.5rem;
  --radius-full: 9999px;
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 1rem;
  --spacing-4: 2rem;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
  --color-success: #10b981;
  --glass-bg: rgba(22, 27, 34, 0.85);
  --glass-bg-hover: rgba(46, 38, 70, 0.9);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-border-hover: rgba(255, 187, 0, 0.3);
  --glass-blur: 10px;
}

/* ========================================
   Base Styles
   ======================================== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-primary);
  background-color: var(--color-bg);
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 2rem;
  position: relative;
}

/* Background slideshow overlay for crossfade effect */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: var(--bg-overlay);
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  z-index: -2;
  pointer-events: none;
}

body.bg-transition::before {
  opacity: 1;
}

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

.domain-name {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 1rem;
  font-family: var(--font-accent);
  font-weight: 700;
  color: var(--color-accent);
  animation: pulse-color 1.5s infinite ease-in-out;

  & .icon-inline {
    width: 1rem;
    height: 1rem;
    display: inline-block;
    vertical-align: text-bottom;
  }
}

.main-card {
  background-color: var(--glass-bg);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 4px solid var(--color-accent);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
  width: 100%;
  max-width: 480px;
  animation: pulse-border 1.5s infinite ease-in-out;
  text-align: center;
}

.profile-section {
  margin-bottom: 1.5rem;
}

.profile-image {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-full);
  margin: 0 auto 1rem;
  border: 4px solid transparent;
  transition: border-color var(--transition-fast);

  &:hover {
    border-color: var(--color-accent);
  }
}

.profile-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-light);
}

.profile-tagline {
  font-size: 1rem;
  color: var(--color-accent);
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.social-link {
  width: 100%;
  padding: 0.75rem;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  background-color: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  font: inherit;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);

  &:hover {
    transform: translateY(-2px);
    background-color: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
  }
}

.social-link-text {
  flex: 1;
  text-align: left;
  font-weight: 600;
  color: var(--color-text-light);
}

.social-link-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

.social-link-action {
  font-size: 1.25rem;
  flex-shrink: 0;
  color: var(--color-text);
  transition: transform var(--transition-fast);
}

.collapsible-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-normal) ease-in-out, margin-top var(--transition-normal) ease-in-out;
  margin-top: -1rem;

  &.visible {
    grid-template-rows: 1fr;
    margin-top: 0;
  }
}

.collapsible-inner {
  overflow: hidden;
  min-height: 0;
  border-radius: var(--radius-md);
  background-color: var(--glass-bg);
  border: 1px solid transparent;
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  font-size: 0.875rem;
  text-align: left;
  transition: border-color var(--transition-normal);
}

.visible .collapsible-inner {
  border-color: var(--glass-border);
}

.collapsible-inner > :first-child {
  padding-top: 1rem;
}

.collapsible-inner > :last-child {
  padding-bottom: 1rem;
}

.collapsible-inner > * {
  padding-left: 1rem;
  padding-right: 1rem;
}

.copy-field {
  margin-top: 0.75rem;
}

.copy-label {
  display: block;
  color: var(--color-text);
  margin-bottom: 0.25rem;
  font-size: 0.875rem;
}

.copy-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(0, 0, 0, 0.2);
  padding: 0.5rem;
  border-radius: var(--radius-md);
}

.copy-value {
  flex: 1;
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--color-text-light);
  word-break: break-all;
}

.copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0.25rem;
  border: none;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-text-light);
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  flex-shrink: 0;

  &:hover {
    background-color: var(--color-accent);
    color: var(--color-bg);
  }

  &:active {
    transform: scale(0.95);
  }

  &.copied {
    background-color: var(--color-success);
    color: white;
  }

  & .material-symbols-outlined {
    font-size: 18px;
  }
}

/* ========================================
   Focus Styles
   ======================================== */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ========================================
   Animations
   ======================================== */
@keyframes pulse-border {
  0% {
    border-color: var(--color-accent);
  }
  50% {
    border-color: var(--color-accent-light);
  }
  100% {
    border-color: var(--color-accent);
  }
}

@keyframes pulse-color {
  0%, 100% {
    color: var(--color-accent);
  }
  50% {
    color: var(--color-accent-light);
  }
}

@media (prefers-reduced-motion: reduce) {
  .main-card {
    animation: none;
  }
  .domain-name {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
  .social-link,
  .footer-link,
  .profile-image,
  .copy-btn,
  .collapsible-icon,
  .notepad-link {
    transition: none;
  }
  body::before {
    transition: none;
  }
}

/* Icon rotation for collapsible toggles */
.collapsible-icon.rotated {
  transform: rotate(90deg);
}

/* ========================================
   Footer Links
   ======================================== */
.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.5rem;
  opacity: 0.85;
  transition: opacity var(--transition-fast);
}

.footer-links:hover {
  opacity: 1;
}

.footer-link {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent);
  transform: translateY(-2px);
}

.footer-link img {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
}

/* Notepad link to full site */
.notepad-link {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--color-accent);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.notepad-link:hover {
    transform: scale(1.1);
    background-color: rgba(255, 187, 0, 0.1);
}

.notepad-link .material-symbols-outlined {
    font-size: 1.5rem;
}

/* ========================================
   Blog Post List
   ======================================== */
.posts-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    width: 100%;
    max-width: 640px;
}

.post-preview-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.post-preview-link:visited {
    text-decoration: none;
    color: inherit;
}

.post-preview-link:hover {
    text-decoration: none;
    color: inherit;
}

.post-preview-link:active,
.post-preview-link:focus {
    text-decoration: none;
    color: inherit;
}

.post-preview {
    background-color: var(--color-card);
    padding: var(--spacing-3);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 187, 0, 0.2);
    transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

.post-preview-link:hover .post-preview {
    transform: translateY(-2px);
    background-color: var(--color-card-hover);
    border-color: var(--color-accent);
}

.post-preview h2 {
    margin: 0 0 var(--spacing-2) 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-light);
    text-decoration: none;
}

.post-preview time {
    display: block;
    font-size: 0.875rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-2);
}

.post-preview p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.5;
}