/* ============================================
   mstrhakr tools - Solarized Theme
   ============================================ */

/* --- Solarized Palette --- */
:root {
  /* Base colors */
  --base03:  #002b36;
  --base02:  #073642;
  --base01:  #586e75;
  --base00:  #657b83;
  --base0:   #839496;
  --base1:   #93a1a1;
  --base2:   #eee8d5;
  --base3:   #fdf6e3;

  /* Accent colors */
  --yellow:  #b58900;
  --orange:  #cb4b16;
  --red:     #dc322f;
  --magenta: #d33682;
  --violet:  #6c71c4;
  --blue:    #268bd2;
  --cyan:    #2aa198;
  --green:   #859900;

  /* Semantic mappings - dark mode default */
  --bg:           var(--base03);
  --bg-alt:       var(--base02);
  --fg:           var(--base0);
  --fg-emphasis:  var(--base1);
  --fg-muted:     var(--base01);
  --border:       var(--base01);
  --accent:       var(--blue);
  --accent-hover: var(--cyan);
  --success:      var(--green);
  --warning:      var(--yellow);
  --error:        var(--red);

  /* Layout */
  --max-width: 1100px;
  --radius: 6px;
  --gap: 1rem;
}

/* Light mode */
[data-theme="light"] {
  --bg:           var(--base3);
  --bg-alt:       var(--base2);
  --fg:           var(--base00);
  --fg-emphasis:  var(--base01);
  --fg-muted:     var(--base1);
  --border:       var(--base1);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg:           var(--base3);
    --bg-alt:       var(--base2);
    --fg:           var(--base00);
    --fg-emphasis:  var(--base01);
    --fg-muted:     var(--base1);
    --border:       var(--base1);
  }
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Consolas', 'Monaco', 'Menlo', 'DejaVu Sans Mono', monospace;
  background-color: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.2s ease, color 0.2s ease;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Header & Nav --- */
.site-header {
  background-color: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg-emphasis);
  letter-spacing: 0.5px;
}

.site-title:hover {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
}

.nav-links a {
  color: var(--fg-muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--fg-emphasis);
  border-bottom-color: var(--accent);
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  cursor: pointer;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-family: inherit;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.theme-toggle:hover {
  color: var(--fg-emphasis);
  border-color: var(--fg-muted);
}

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--fg);
  cursor: pointer;
  padding: 0.5rem;
  font-size: 1.25rem;
  font-family: inherit;
}

/* Mobile nav */
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0.75rem;
  }

  .nav-links.open {
    display: flex;
  }

  .site-header {
    position: relative;
  }
}

/* --- Main Content --- */
main {
  flex: 1;
  padding: 2rem 0;
}

/* --- Hero (homepage) --- */
.hero {
  text-align: center;
  padding: 2rem 0 1.5rem;
}

.hero h1 {
  font-size: 2rem;
  color: var(--fg-emphasis);
  margin-bottom: 0.5rem;
}

.hero p {
  color: var(--fg-muted);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

/* --- Search --- */
.search-wrapper {
  max-width: 500px;
  margin: 1.5rem auto 2rem;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-alt);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.15s ease;
}

.search-input:focus {
  border-color: var(--accent);
}

.search-input::placeholder {
  color: var(--fg-muted);
}

/* --- Tool Grid --- */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--gap);
}

.tool-card {
  display: block;
  background-color: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color 0.15s ease, transform 0.1s ease;
}

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

.tool-card h3 {
  color: var(--fg-emphasis);
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.tool-card p {
  color: var(--fg-muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

.tool-card .card-category {
  display: inline-block;
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.tool-card.hidden {
  display: none;
}

/* --- Tool Page Layout --- */
.tool-header {
  margin-bottom: 1.5rem;
}

.tool-header h1 {
  font-size: 1.5rem;
  color: var(--fg-emphasis);
  margin-bottom: 0.25rem;
}

.tool-header p {
  color: var(--fg-muted);
  font-size: 0.9rem;
}

.tool-section {
  background-color: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: var(--gap);
}

.tool-section h2 {
  font-size: 1rem;
  color: var(--fg-emphasis);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

/* --- Form Elements --- */
label {
  display: block;
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 0.35rem;
  font-weight: 500;
}

input[type="text"],
input[type="number"],
input[type="datetime-local"],
select,
textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background-color: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

select {
  cursor: pointer;
}

input[type="color"] {
  padding: 0.25rem;
  height: 2.5rem;
  cursor: pointer;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

input[type="checkbox"] {
  accent-color: var(--accent);
  margin-right: 0.5rem;
}

.input-group {
  margin-bottom: 1rem;
}

.input-row {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
}

.input-row > * {
  flex: 1;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  background-color: var(--accent);
  color: var(--base03);
  border: none;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, opacity 0.15s ease;
}

.btn:hover {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--fg-muted);
  color: var(--fg-emphasis);
  background-color: transparent;
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.btn-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* --- Result Display --- */
.result {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  font-size: 0.9rem;
  margin-top: 0.75rem;
  word-break: break-all;
}

.result-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}

.result-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 0.2rem;
}

/* --- Conversion Table --- */
.conversion-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.75rem;
}

.conversion-table th,
.conversion-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.conversion-table th {
  color: var(--fg-muted);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.conversion-table td:last-child {
  font-weight: 600;
  color: var(--fg-emphasis);
}

/* --- Calculator --- */
.calc-display {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: right;
  margin-bottom: 1rem;
}

.calc-expression {
  font-size: 0.85rem;
  color: var(--fg-muted);
  min-height: 1.2em;
}

.calc-result {
  font-size: 2rem;
  font-weight: 700;
  color: var(--fg-emphasis);
  word-break: break-all;
}

.calc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.calc-btn {
  padding: 0.85rem;
  font-size: 1.1rem;
  font-family: inherit;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: var(--bg-alt);
  color: var(--fg);
  cursor: pointer;
  transition: background-color 0.1s ease, border-color 0.1s ease;
}

.calc-btn:hover {
  border-color: var(--accent);
}

.calc-btn.operator {
  color: var(--accent);
}

.calc-btn.equals {
  background-color: var(--accent);
  color: var(--base03);
  border-color: var(--accent);
}

.calc-btn.equals:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.calc-btn.wide {
  grid-column: span 2;
}

/* --- Color Picker --- */
.color-preview {
  width: 100%;
  height: 80px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 1rem;
}

/* --- Password Strength --- */
.strength-meter {
  height: 6px;
  border-radius: 3px;
  background-color: var(--bg);
  margin-top: 0.5rem;
  overflow: hidden;
}

.strength-meter-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-label {
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

/* --- Stats Grid --- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}

.stat-item {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  text-align: center;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* --- JSON Syntax Highlighting --- */
.json-key { color: var(--blue); }
.json-string { color: var(--green); }
.json-number { color: var(--magenta); }
.json-boolean { color: var(--orange); }
.json-null { color: var(--red); }

.json-output {
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* --- Output List (UUID, etc.) --- */
.output-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.output-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0.6rem;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.output-list-item code {
  flex: 1;
  word-break: break-all;
}

/* --- Toast Notification --- */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background-color: var(--bg-alt);
  color: var(--fg-emphasis);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  z-index: 1000;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.site-footer a {
  color: var(--fg-muted);
}

.site-footer a:hover {
  color: var(--accent);
}

/* --- Subnet Calculator Specific --- */
.subnet-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}

/* --- Utility --- */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.text-center { text-align: center; }
.text-muted { color: var(--fg-muted); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.font-mono { font-family: inherit; }
.gap-sm { gap: 0.5rem; }

/* --- Responsive --- */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .tool-grid {
    grid-template-columns: 1fr;
  }

  .input-row {
    flex-direction: column;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .subnet-results {
    grid-template-columns: 1fr;
  }
}