/*
Theme Name: Cupertino Dev
Theme URI: https://azizakca.com.tr
Author: Aziz Akça
Author URI: https://azizakca.com.tr
Description: Modern ve minimalist mühendislik standartlarıyla tasarlanmış; aşırı hafif, tavizsiz tipografi odaklı, modern kod bloklarına ve hızlı arama paletine sahip yazılımcı ve geliştirici teması.
Version: 1.1.6
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: cupertino-dev
Tags: blog, developer, minimal, dark-mode, portfolio, accessibility-ready, custom-menu, featured-images, full-width-template
*/

/* ==========================================================================
   Apple Design Tokens & CSS Custom Properties
   ========================================================================== */
:root {
  /* System Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Cupertino Light Palette */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F5F5F7;
  --bg-tertiary: #E8E8ED;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-translucent: rgba(255, 255, 255, 0.75);
  --bg-code: #F5F5F7;
  --bg-code-header: #EAEAEF;

  --text-primary: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #86868B;
  --text-accent: #0071E3;
  --text-accent-hover: #0077ED;

  --border-color: rgba(0, 0, 0, 0.08);
  --border-color-hover: rgba(0, 0, 0, 0.16);
  --border-focus: #0071E3;

  --badge-bg: rgba(0, 113, 227, 0.08);
  --badge-text: #0071E3;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08);

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --nav-height: 60px;
  --container-width: 820px;
  --container-wide: 1040px;

  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Mode (Class & OS Preference) */
[data-theme="dark"],
html.dark {
  --bg-primary: #000000;
  --bg-secondary: #161617;
  --bg-tertiary: #242426;
  --bg-card: rgba(26, 26, 28, 0.85);
  --bg-translucent: rgba(0, 0, 0, 0.75);
  --bg-code: #161617;
  --bg-code-header: #212124;

  --text-primary: #F5F5F7;
  --text-secondary: #A1A1A6;
  --text-tertiary: #6E6E73;
  --text-accent: #2997FF;
  --text-accent-hover: #47A7FF;

  --border-color: rgba(255, 255, 255, 0.12);
  --border-color-hover: rgba(255, 255, 255, 0.22);
  --border-focus: #2997FF;

  --badge-bg: rgba(41, 151, 255, 0.15);
  --badge-text: #2997FF;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-primary: #000000;
    --bg-secondary: #161617;
    --bg-tertiary: #242426;
    --bg-card: rgba(26, 26, 28, 0.85);
    --bg-translucent: rgba(0, 0, 0, 0.75);
    --bg-code: #161617;
    --bg-code-header: #212124;

    --text-primary: #F5F5F7;
    --text-secondary: #A1A1A6;
    --text-tertiary: #6E6E73;
    --text-accent: #2997FF;
    --text-accent-hover: #47A7FF;

    --border-color: rgba(255, 255, 255, 0.12);
    --border-color-hover: rgba(255, 255, 255, 0.22);
    --border-focus: #2997FF;

    --badge-bg: rgba(41, 151, 255, 0.15);
    --badge-text: #2997FF;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

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

html {
  font-size: 16px;
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding: 0 1.5rem;
}

.site-container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-left: auto;
  margin-right: auto;
  padding: 0 1.5rem;
}

.site-main {
  flex: 1;
  padding: 3rem 0 5rem;
}

/* ==========================================================================
   Navigation Bar (Frosted Glass / macOS Menu Bar Inspired)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: var(--bg-translucent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--text-primary);
  min-width: 0;
}

.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #1d1d1f, #434346);
  color: #fff;
  font-size: 0.85rem;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

[data-theme="dark"] .brand-icon,
html.dark .brand-icon {
  background: linear-gradient(135deg, #2c2c2e, #48484a);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.brand-text-group {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.1rem;
  min-width: 0;
}

.brand-title {
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--text-primary);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

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

.brand-subtitle {
  font-size: 0.70rem;
  font-weight: 450;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
  line-height: 1.15;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.site-brand:hover .brand-subtitle {
  color: var(--text-primary);
}

@media (max-width: 480px) {
  .brand-title {
    font-size: 0.95rem;
  }
  .brand-subtitle {
    font-size: 0.65rem;
    max-width: 175px;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

@media (max-width: 380px) {
  .brand-icon {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }
  .brand-title {
    font-size: 0.88rem;
  }
  .brand-subtitle {
    font-size: 0.60rem;
    max-width: 135px;
  }
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

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

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-xs);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-links a:hover,
.nav-links .current-menu-item a {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

/* Spotlight Search Trigger Button */
.spotlight-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.spotlight-trigger:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.spotlight-trigger kbd {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  padding: 0.1rem 0.35rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  box-shadow: 0 1px 1px rgba(0,0,0,0.05);
}

/* Theme Switcher Button */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

/* ==========================================================================
   Developer Bio & "Now" Status Component
   ========================================================================== */
.dev-hero {
  margin-bottom: 3.5rem;
}

.dev-hero-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.dev-avatar {
  width: 64px;
  height: 64px;
  border-radius: 20%;
  object-fit: cover;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--bg-card);
}

.dev-title-area h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  line-height: 1.2;
}

.dev-role {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 0.2rem;
  font-weight: 400;
}

.dev-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #34C759;
  box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.7);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(52, 199, 89, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(52, 199, 89, 0);
  }
}

.dev-bio-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  max-width: 680px;
}

.dev-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-xs);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  color: var(--text-accent);
  border-color: var(--text-accent);
}

.dev-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.dev-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-secondary);
}

.dev-links a:hover {
  color: var(--text-accent);
}

/* ==========================================================================
   Featured Projects / Showcase (Xcode App Icon Vibe)
   ========================================================================== */
.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.section-action {
  font-size: 0.85rem;
  color: var(--text-accent);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  color: var(--text-primary);
  text-decoration: none;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-color-hover);
  color: var(--text-primary);
}

.project-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.project-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-accent);
}

.project-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.project-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
  flex: 1;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

.lang-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 0.35rem;
}

.lang-swift { background-color: #F05138; }
.lang-typescript { background-color: #3178C6; }
.lang-rust { background-color: #DEA584; }
.lang-python { background-color: #3572A5; }
.lang-go { background-color: #00ADD8; }
.lang-javascript { background-color: #F7DF1E; }
.lang-php { background-color: #777BB4; }
.lang-docker { background-color: #2496ED; }
.lang-other { background-color: #34C759; }

/* ==========================================================================
   Article List (Engineering Log Style)
   ========================================================================== */
.post-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.post-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.post-card:hover {
  border-color: var(--border-color-hover);
  background-color: var(--bg-secondary);
  transform: translateX(4px);
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: 0.4rem;
  font-family: var(--font-mono);
}

.post-card-date {
  color: var(--text-secondary);
}

.post-reading-time {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.post-card-title {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1.35;
}

.post-card:hover .post-card-title {
  color: var(--text-accent);
}

.post-card-excerpt {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 0.75rem;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.post-tag {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-xs);
  background-color: var(--bg-secondary);
  color: var(--text-tertiary);
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   Single Post & Deep Reading Experience
   ========================================================================== */
.reading-progress-bar {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  height: 2px;
  background-color: var(--text-accent);
  width: 0%;
  z-index: 99;
  transition: width 0.1s linear;
}

.post-header {
  margin-bottom: 2.5rem;
}

.post-header .post-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.post-header h1 {
  font-size: 2.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.post-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 960px) {
  .post-layout.has-toc {
    grid-template-columns: 1fr 240px;
  }
}

/* Table of Contents */
.toc-wrapper {
  position: sticky;
  top: calc(var(--nav-height) + 2rem);
  height: fit-content;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.toc-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 0.75rem;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.85rem;
}

.toc-list a {
  color: var(--text-secondary);
  display: block;
  padding: 0.15rem 0;
  transition: color var(--transition-fast);
}

.toc-list a:hover,
.toc-list a.active {
  color: var(--text-accent);
  font-weight: 500;
}

/* Post Body Content Typography */
.post-content {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-primary);
}

.post-content p {
  margin-bottom: 1.5rem;
}

.post-content h2 {
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 2.5rem 0 1rem;
  color: var(--text-primary);
}

.post-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 2rem 0 0.75rem;
  color: var(--text-primary);
}

.post-content ul,
.post-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.post-content li {
  margin-bottom: 0.4rem;
}

.post-content blockquote {
  margin: 1.75rem 0;
  padding: 0.75rem 1.25rem;
  border-left: 3px solid var(--text-accent);
  background-color: var(--bg-secondary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: normal;
}

.post-content code:not(pre code) {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.15em 0.4em;
  border-radius: var(--radius-xs);
  background-color: var(--bg-secondary);
  color: var(--text-accent);
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   macOS / Xcode Styled Code Blocks
   ========================================================================== */
.code-block-wrapper {
  margin: 2rem 0;
  border-radius: var(--radius-md);
  background-color: var(--bg-code);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background-color: var(--bg-code-header);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

.code-mac-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.mac-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.mac-dot-close { background-color: #FF5F56; }
.mac-dot-min { background-color: #FFBD2E; }
.mac-dot-max { background-color: #27C93F; }

.code-lang-pill {
  font-weight: 500;
  color: var(--text-secondary);
}

.copy-code-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  background-color: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  font-size: 0.72rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-code-btn:hover {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.post-content pre {
  margin: 0;
  padding: 1.25rem 1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  tab-size: 2;
  background-color: transparent;
}

/* ==========================================================================
   Author Bio Card & Post Navigation
   ========================================================================== */
.post-author-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 3.5rem;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.post-author-box img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
}

.post-author-meta h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.post-author-meta p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin: 0;
}

.post-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.post-nav-card {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  text-decoration: none;
}

.post-nav-card:hover {
  border-color: var(--text-accent);
}

.post-nav-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 0.25rem;
}

.post-nav-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 0;
  background-color: var(--bg-secondary);
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-top: auto;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.footer-hint kbd {
  padding: 0.1rem 0.3rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
}

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

.footer-links a {
  color: var(--text-secondary);
}

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

/* ==========================================================================
   Spotlight / Command Palette (Cmd+K) - Ultra Minimalist & Snake Border Beam
   High-Tech Cupertino & Raycast Engineering Standard
   ========================================================================== */
.spotlight-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 9999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 14vh;
  padding-left: 1rem;
  padding-right: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.22s ease;
}

[data-theme="dark"] .spotlight-modal,
html.dark .spotlight-modal {
  background-color: rgba(0, 0, 0, 0.65);
}

.spotlight-modal.is-open {
  opacity: 1;
  visibility: visible;
}

/* Outer frame with dynamic snake beam padding */
.spotlight-dialog {
  position: relative;
  width: 100%;
  max-width: 600px;
  padding: 1.5px; /* The snake beam perimeter channel */
  border-radius: 20px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.08); /* Crisp subtle border track in light mode */
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.22), 0 0 35px -8px rgba(0, 113, 227, 0.18);
  transform: scale(0.96) translateY(-12px);
  transition: transform 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] .spotlight-dialog,
html.dark .spotlight-dialog {
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 30px 70px -15px rgba(0, 0, 0, 0.65), 0 0 40px -8px rgba(10, 132, 255, 0.28);
}

.spotlight-modal.is-open .spotlight-dialog {
  transform: scale(1) translateY(0);
}

/* Snake Border Beam Animation (Rotates continuously around modal perimeter) */

/* Light Mode: High-contrast rich Apple Blue & Cyan Snake (Sharp & vivid against white) */
.spotlight-border-beam {
  position: absolute;
  inset: -150%;
  background: conic-gradient(
    from 0deg at 50% 50%,
    transparent 0deg,
    transparent 260deg,
    rgba(0, 113, 227, 0.1) 285deg,
    rgba(0, 150, 255, 0.5) 315deg,
    #0091FF 335deg,
    #0071E3 350deg,
    #004DB3 358deg,
    #002D6E 360deg
  );
  animation: spotlight-snake-spin 3.5s linear infinite;
  pointer-events: none;
  z-index: 0;
}

/* Dark Mode: Electric Neon Cyan, Azure & White Snake */
[data-theme="dark"] .spotlight-border-beam,
html.dark .spotlight-border-beam {
  background: conic-gradient(
    from 0deg at 50% 50%,
    transparent 0deg,
    transparent 250deg,
    rgba(10, 132, 255, 0.15) 280deg,
    rgba(100, 210, 255, 0.7) 320deg,
    #0A84FF 345deg,
    #64D2FF 356deg,
    #FFFFFF 360deg
  );
}

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

/* Inner content: 100% OPAQUE to prevent the rotating gradient from bleeding inside */
.spotlight-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: 18.5px;
  background-color: #FFFFFF; /* Pure crisp white in daytime mode */
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

[data-theme="dark"] .spotlight-inner,
html.dark .spotlight-inner {
  background-color: #1C1C1E; /* Crisp Apple dark surface in dark mode */
}

/* Input Area */
.spotlight-input-wrapper {
  display: flex;
  align-items: center;
  padding: 0.95rem 1.25rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  gap: 0.85rem;
  background: #FFFFFF;
}

[data-theme="dark"] .spotlight-input-wrapper,
html.dark .spotlight-input-wrapper {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: #1C1C1E;
}

.spotlight-search-icon {
  width: 18px;
  height: 18px;
  color: #0071E3;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

[data-theme="dark"] .spotlight-search-icon,
html.dark .spotlight-search-icon {
  color: #2997FF;
}

.spotlight-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 1.02rem;
  font-weight: 450;
  color: #1D1D1F;
  letter-spacing: -0.012em;
}

[data-theme="dark"] .spotlight-input,
html.dark .spotlight-input {
  color: #F5F5F7;
}

.spotlight-input::placeholder {
  color: #86868B;
  font-weight: 400;
}

[data-theme="dark"] .spotlight-input::placeholder,
html.dark .spotlight-input::placeholder {
  color: #6E6E73;
}

.spotlight-kbd-esc {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.18rem 0.45rem;
  border-radius: 6px;
  background-color: #F5F5F7;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #6E6E73;
  letter-spacing: 0.04em;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .spotlight-kbd-esc,
html.dark .spotlight-kbd-esc {
  background-color: #2C2C2E;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #A1A1A6;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Minimalist Tag Filter Bar */
.spotlight-filter-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.25rem;
  background-color: #FAFAFC;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

[data-theme="dark"] .spotlight-filter-bar,
html.dark .spotlight-filter-bar {
  background-color: #161618;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.spotlight-filter-bar::-webkit-scrollbar {
  display: none;
}

.spotlight-filter-chip {
  display: inline-flex;
  align-items: center;
  height: 25px;
  padding: 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #555559;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-tap-highlight-color: transparent;
}

[data-theme="dark"] .spotlight-filter-chip,
html.dark .spotlight-filter-chip {
  background: #242426;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #A1A1A6;
}

.spotlight-filter-chip:hover {
  background: #F0F0F3;
  color: #1D1D1F;
  border-color: rgba(0, 0, 0, 0.18);
  transform: translateY(-0.5px);
}

[data-theme="dark"] .spotlight-filter-chip:hover,
html.dark .spotlight-filter-chip:hover {
  background: #2C2C2E;
  color: #F5F5F7;
  border-color: rgba(255, 255, 255, 0.2);
}

.spotlight-filter-chip.is-active {
  background: #0071E3;
  color: #FFFFFF;
  border-color: #0071E3;
  box-shadow: 0 2px 8px rgba(0, 113, 227, 0.3);
  font-weight: 600;
}

[data-theme="dark"] .spotlight-filter-chip.is-active,
html.dark .spotlight-filter-chip.is-active {
  background: #0A84FF;
  color: #FFFFFF;
  border-color: #0A84FF;
  box-shadow: 0 0 12px rgba(10, 132, 255, 0.4);
}

/* Results List with Custom Thin Scrollbar */
.spotlight-results {
  max-height: 380px;
  overflow-y: auto;
  padding: 0.45rem 0.55rem;
  list-style: none;
  margin: 0;
  background: #FFFFFF;
  scrollbar-width: thin;
  scrollbar-color: rgba(140, 140, 145, 0.3) transparent;
}

[data-theme="dark"] .spotlight-results,
html.dark .spotlight-results {
  background: #1C1C1E;
}

.spotlight-results::-webkit-scrollbar {
  width: 5px;
}

.spotlight-results::-webkit-scrollbar-track {
  background: transparent;
}

.spotlight-results::-webkit-scrollbar-thumb {
  background: rgba(140, 140, 145, 0.3);
  border-radius: 10px;
}

.spotlight-results::-webkit-scrollbar-thumb:hover {
  background: rgba(140, 140, 145, 0.5);
}

[data-theme="dark"] .spotlight-results::-webkit-scrollbar-thumb,
html.dark .spotlight-results::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .spotlight-results::-webkit-scrollbar-thumb:hover,
html.dark .spotlight-results::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.35);
}

.spotlight-group-title {
  font-size: 0.67rem;
  font-weight: 600;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #86868B;
  padding: 0.65rem 0.75rem 0.25rem;
}

[data-theme="dark"] .spotlight-group-title,
html.dark .spotlight-group-title {
  color: #6E6E73;
}

.spotlight-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.75rem;
  border-radius: 9px;
  cursor: pointer;
  text-decoration: none;
  color: #1D1D1F;
  font-family: var(--font-sans);
  font-size: 0.89rem;
  transition: all 0.12s ease;
  margin-bottom: 2px;
}

[data-theme="dark"] .spotlight-item,
html.dark .spotlight-item {
  color: #F5F5F7;
}

.spotlight-item:hover,
.spotlight-item.is-selected {
  background-color: rgba(0, 113, 227, 0.08);
  color: #0071E3;
  transform: translateX(2px);
}

[data-theme="dark"] .spotlight-item:hover,
[data-theme="dark"] .spotlight-item.is-selected,
html.dark .spotlight-item:hover,
html.dark .spotlight-item.is-selected {
  background-color: rgba(10, 132, 255, 0.15);
  color: #2997FF;
}

.spotlight-item-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.spotlight-item-icon {
  width: 16px;
  height: 16px;
  color: #86868B;
  flex-shrink: 0;
  transition: color 0.12s ease;
}

[data-theme="dark"] .spotlight-item-icon,
html.dark .spotlight-item-icon {
  color: #8E8E93;
}

.spotlight-item.is-selected .spotlight-item-icon {
  color: #0071E3;
}

[data-theme="dark"] .spotlight-item.is-selected .spotlight-item-icon,
html.dark .spotlight-item.is-selected .spotlight-item-icon {
  color: #2997FF;
}

.spotlight-item-title {
  font-size: 0.89rem;
  font-weight: 450;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: inherit;
}

.spotlight-item-badge {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  font-weight: 500;
  padding: 0.12rem 0.45rem;
  border-radius: 6px;
  background-color: #F5F5F7;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #6E6E73;
  flex-shrink: 0;
  margin-left: 0.5rem;
}

[data-theme="dark"] .spotlight-item-badge,
html.dark .spotlight-item-badge {
  background-color: #242426;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #8E8E93;
}

.spotlight-empty {
  padding: 2.5rem 1rem;
  text-align: center;
  color: #86868B;
  font-size: 0.88rem;
}

[data-theme="dark"] .spotlight-empty,
html.dark .spotlight-empty {
  color: #6E6E73;
}

/* Minimalist Footer */
.spotlight-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1.25rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  background-color: #FAFAFC;
  font-size: 0.74rem;
  color: #86868B;
}

[data-theme="dark"] .spotlight-footer,
html.dark .spotlight-footer {
  background-color: #161618;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #6E6E73;
}

.spotlight-hints {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.spotlight-hints span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.spotlight-hints kbd {
  padding: 0.12rem 0.35rem;
  background-color: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 4px;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: #333336;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .spotlight-hints kbd,
html.dark .spotlight-hints kbd {
  background-color: #242426;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #F5F5F7;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.spotlight-tech-brand {
  font-family: var(--font-mono);
  font-size: 0.70rem;
  color: #86868B;
  letter-spacing: -0.01em;
}

[data-theme="dark"] .spotlight-tech-brand,
html.dark .spotlight-tech-brand {
  color: #6E6E73;
}

/* Mobile Responsiveness */
@media (max-width: 640px) {
  .spotlight-modal {
    padding-top: 5vh;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .spotlight-dialog {
    max-width: 100%;
    border-radius: 18px;
  }

  .spotlight-inner {
    border-radius: 16.5px;
  }

  .spotlight-results {
    max-height: 52vh;
  }

  .spotlight-footer {
    padding: 0.5rem 0.85rem;
    font-size: 0.70rem;
  }

  .spotlight-tech-brand {
    display: none;
  }
}

/* Responsive Breakpoints */
@media (max-width: 640px) {
  .site-header .nav-links {
    display: none;
  }
  
  .post-header h1 {
    font-size: 1.85rem;
  }
  
  .post-navigation {
    grid-template-columns: 1fr;
  }
  
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==========================================================================
   Mobile & Tablet Floating Bottom Tab Bar (Fixed Dock)
   ========================================================================== */
.mobile-tab-bar {
  display: none; /* Desktopta gizli */
}

@media (max-width: 960px) {
  /* Alttaki tab bar içeriklerin üstünü kapatmasın diye gövdeye alt boşluk */
  body {
    padding-bottom: calc(88px + env(safe-area-inset-bottom, 0px)) !important;
  }

  .mobile-tab-bar {
    display: flex;
    position: fixed;
    bottom: max(1rem, env(safe-area-inset-bottom, 0.75rem));
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    max-width: 480px;
    height: 64px;
    background-color: var(--bg-translucent);
    backdrop-filter: saturate(190%) blur(25px);
    -webkit-backdrop-filter: saturate(190%) blur(25px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    z-index: 998;
    align-items: center;
    justify-content: space-around;
    padding: 0 0.5rem;
    transition: background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  }

  [data-theme="dark"] .mobile-tab-bar,
  html.dark .mobile-tab-bar {
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(255, 255, 255, 0.1);
  }

  .tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.35rem 0.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: color var(--transition-fast), transform var(--transition-fast);
    flex: 1;
    max-width: 80px;
    -webkit-tap-highlight-color: transparent;
  }

  .tab-item:hover,
  .tab-item:active,
  .tab-item.is-active {
    color: var(--text-accent);
  }

  .tab-item.is-active {
    font-weight: 600;
  }

  .tab-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    transition: transform var(--transition-fast);
  }

  .tab-item:active .tab-icon {
    transform: scale(0.88);
  }

  .tab-label {
    line-height: 1;
    font-size: 0.68rem;
  }
}

/* ==========================================================================
   Advanced Author Box Component (Pro Developer & Apple Minimalist Style)
   ========================================================================== */
.author-card-pro {
  margin: 3.5rem 0 2rem;
  padding: 1.75rem 2rem;
  background-color: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px -4px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0, 0, 0, 0.02);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.author-card-pro:hover {
  border-color: var(--border-color-hover);
  box-shadow: 0 8px 30px -6px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.03);
}

.author-card-inner {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

/* Apple Squircle Avatar Frame */
.author-avatar-wrap {
  position: relative;
  flex-shrink: 0;
}

.author-avatar-frame {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.05);
}

.author-avatar-img,
.author-avatar-frame img {
  width: 100%;
  height: 100%;
  border-radius: 19px;
  object-fit: cover;
  display: block;
}

.author-avatar-placeholder {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-accent);
}

/* Micro Status Indicator with Pulse */
.author-status-dot {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background-color: #34C759;
  border: 2px solid var(--bg-card);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.author-status-dot::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  border: 1.5px solid #34C759;
  opacity: 0.6;
  animation: pulse-ring 2.5s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}

.author-details {
  flex: 1;
  min-width: 0;
}

.author-heading-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.45rem;
  flex-wrap: nowrap;
}

.author-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  min-width: 0;
}

.author-name {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  line-height: 1.2;
}

.author-name a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.author-name a:hover {
  color: var(--text-accent);
}

.author-badge-verified {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--text-accent);
  color: #fff;
  flex-shrink: 0;
}

.author-badge-verified svg {
  width: 9px;
  height: 9px;
}

.author-role-sub {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.author-role-tag {
  font-size: 0.84rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.4;
}

.author-location {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.76rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  padding: 0.22rem 0.6rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  flex-shrink: 0;
  white-space: nowrap;
  align-self: flex-start;
}

.author-location svg {
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.author-bio-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0.75rem 0 1.2rem;
}

/* Unified Developer Toolbar */
.author-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border-color);
}

.author-meta-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.author-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  height: 28px;
  padding: 0 0.65rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1;
}

.author-chip svg {
  flex-shrink: 0;
  color: var(--text-tertiary);
}

.author-chip strong {
  color: var(--text-primary);
  font-weight: 600;
}

.author-chip-link {
  color: var(--text-accent);
  background-color: rgba(0, 113, 227, 0.05);
  border-color: rgba(0, 113, 227, 0.2);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.author-chip-link svg {
  color: var(--text-accent);
  transition: transform var(--transition-fast);
}

.author-chip-link:hover {
  background-color: rgba(0, 113, 227, 0.12);
  border-color: var(--text-accent);
  transform: translateY(-1px);
}

.author-chip-link:hover svg {
  transform: translateX(2px);
}

.author-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.author-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  height: 28px;
  padding: 0 0.65rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 500;
  text-decoration: none;
  line-height: 1;
  transition: all var(--transition-fast);
}

.author-social-btn svg {
  flex-shrink: 0;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.author-social-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
  transform: translateY(-1px);
}

.author-social-btn:hover svg {
  color: var(--text-primary);
}

/* ==========================================================================
   Ultra Mobile Optimization for Author Box Component
   ========================================================================== */
@media (max-width: 640px) {
  .author-card-pro {
    margin: 2.25rem 0 1.5rem;
    padding: 1.25rem 1.15rem;
    border-radius: 20px;
    box-shadow: 0 4px 16px -4px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  }

  .author-card-inner {
    display: grid;
    grid-template-columns: 56px 1fr;
    grid-template-areas:
      "avatar heading"
      "bio    bio"
      "toolbar toolbar";
    column-gap: 0.85rem;
    row-gap: 0;
    align-items: center;
  }

  .author-details {
    display: contents;
  }

  /* Compact 56px Apple Squircle Avatar */
  .author-avatar-wrap {
    grid-area: avatar;
    align-self: center;
  }

  .author-avatar-frame {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    box-shadow: 0 2px 8px -1px rgba(0, 0, 0, 0.06);
  }

  .author-avatar-img,
  .author-avatar-frame img {
    border-radius: 15px;
  }

  .author-avatar-placeholder {
    font-size: 1.15rem;
  }

  .author-status-dot {
    width: 11px;
    height: 11px;
    bottom: -1px;
    right: -1px;
    border-width: 2px;
  }

  /* Identity Header (Side-by-side with Avatar) */
  .author-heading-row {
    grid-area: heading;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 0.15rem;
    margin-bottom: 0;
    width: 100%;
  }

  .author-title-group {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    width: 100%;
  }

  .author-name {
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.25;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding-right: 80px; /* Safe space for top-right location badge (Position 2) */
  }

  .author-badge-verified {
    width: 14px;
    height: 14px;
  }

  .author-badge-verified svg {
    width: 8px;
    height: 8px;
  }

  .author-role-sub {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
  }

  .author-role-tag {
    font-size: 0.78rem;
    line-height: 1.35;
    color: var(--text-secondary);
  }

  /* Location Badge - Position 2: Pinned to Top-Right of Card */
  .author-location {
    position: absolute;
    top: 1.25rem;
    right: 1.15rem;
    font-size: 0.68rem;
    padding: 0.18rem 0.52rem;
    border-radius: var(--radius-full);
    margin: 0;
    flex-shrink: 0;
    white-space: nowrap;
    z-index: 2;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
  }

  .author-location svg {
    width: 10px;
    height: 10px;
  }

  /* Full Width Serene Bio */
  .author-bio-text {
    grid-area: bio;
    font-size: 0.86rem;
    line-height: 1.6;
    margin: 0.85rem 0 1rem;
    color: var(--text-secondary);
  }

  /* Ultra Mobile Toolbar */
  .author-toolbar {
    grid-area: toolbar;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--border-color);
    width: 100%;
  }

  /* Stats row with smooth alignment */
  .author-meta-chips {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
    width: 100%;
  }

  .author-chip {
    height: 28px;
    padding: 0 0.55rem;
    font-size: 0.72rem;
    gap: 0.35rem;
  }

  .author-chip svg {
    width: 11px;
    height: 11px;
  }

  .author-chip-link {
    margin-left: auto;
    font-weight: 600;
  }

  /* Symmetrical Native iOS Dock / Segmented Bar for Actions */
  .author-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(64px, 1fr));
    gap: 0.35rem;
    width: 100%;
  }

  .author-social-btn {
    height: 34px;
    padding: 0 0.4rem;
    border-radius: 9px;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 500;
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
  }

  .author-social-btn svg {
    width: 11px;
    height: 11px;
  }

  /* Instant Haptic / Visual Touch Feedback */
  .author-social-btn:active,
  .author-chip-link:active {
    transform: scale(0.96);
    background-color: var(--bg-tertiary);
    transition: transform 0.08s ease;
  }
}

/* Micro screens (iPhone SE, Galaxy Fold 320-375px) */
@media (max-width: 380px) {
  .author-card-pro {
    padding: 1rem 0.85rem;
  }

  .author-card-inner {
    grid-template-columns: 50px 1fr;
    column-gap: 0.75rem;
  }

  .author-avatar-frame {
    width: 50px;
    height: 50px;
    border-radius: 14px;
  }

  .author-avatar-img,
  .author-avatar-frame img {
    border-radius: 13px;
  }

  .author-name {
    font-size: 1.05rem;
    padding-right: 70px;
  }

  .author-role-tag {
    font-size: 0.74rem;
  }

  .author-location {
    top: 1rem;
    right: 0.85rem;
    font-size: 0.64rem;
    padding: 0.12rem 0.45rem;
  }

  .author-chip-link {
    margin-left: 0;
  }

  .author-actions {
    grid-template-columns: repeat(auto-fit, minmax(58px, 1fr));
    gap: 0.25rem;
  }

  .author-social-btn {
    height: 32px;
    font-size: 0.68rem;
    gap: 0.3rem;
  }
}

/* Homepage Hero Additions */
.dev-name-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dev-role-sub {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.2rem;
  flex-wrap: wrap;
}

.dev-location-pill {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

/* ==========================================================================
   PRO MODULE 1: Git Diff & Multi-Language Code Tabs
   ========================================================================== */
.code-diff {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 1.5rem 0;
}

.diff-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

.diff-line {
  display: flex;
  padding: 0.15rem 1rem;
  white-space: pre;
}

.diff-line.diff-add {
  background-color: rgba(52, 199, 89, 0.12);
  color: #248A3D;
}

[data-theme="dark"] .diff-line.diff-add {
  background-color: rgba(52, 199, 89, 0.2);
  color: #34C759;
}

.diff-line.diff-del {
  background-color: rgba(255, 59, 48, 0.12);
  color: #D70015;
}

[data-theme="dark"] .diff-line.diff-del {
  background-color: rgba(255, 59, 48, 0.2);
  color: #FF453A;
}

.diff-line.diff-info {
  color: var(--text-tertiary);
  background-color: var(--bg-secondary);
}

.diff-sign {
  width: 20px;
  flex-shrink: 0;
  user-select: none;
  font-weight: 600;
}

.diff-content {
  flex: 1;
}

/* Multi-Language Code Tabs */
.code-tabs {
  margin: 1.75rem 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.code-tabs-nav {
  display: flex;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.35rem 0.5rem 0;
  gap: 0.25rem;
  overflow-x: auto;
}

.code-tab-btn {
  padding: 0.4rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-xs) var(--radius-xs) 0 0;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.code-tab-btn:hover {
  color: var(--text-primary);
  background: rgba(0,0,0,0.03);
}

.code-tab-btn.is-active {
  color: var(--text-accent);
  background: var(--bg-card);
  font-weight: 600;
  border-bottom: 2px solid var(--text-accent);
}

.code-tab-panel {
  display: none;
}

.code-tab-panel.is-active {
  display: block;
}

.code-tab-panel pre {
  margin: 0;
  border: none;
  border-radius: 0;
}

/* ==========================================================================
   PRO MODULE 5: Resume / CV Template Styles
   ========================================================================== */
.resume-wrapper {
  max-width: 840px;
  margin: 3rem auto 5rem;
  padding: 0 1.5rem;
}

.resume-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.resume-intro h1 {
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
}

.resume-role {
  font-size: 1.15rem;
  color: var(--text-accent);
  font-weight: 500;
  margin-bottom: 0.8rem;
}

.resume-contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.resume-actions {
  display: flex;
  gap: 0.75rem;
}

.btn-resume-print {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  background-color: var(--text-accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.btn-resume-print:hover {
  opacity: 0.9;
}

.resume-section {
  margin-bottom: 3rem;
}

.resume-section-title {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.resume-section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border-color);
}

.resume-timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.timeline-item {
  position: relative;
  padding-left: 1.5rem;
  border-left: 2px solid var(--border-color);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-accent);
  border: 2px solid var(--bg-card);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.35rem;
  flex-wrap: wrap;
}

.timeline-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
}

.timeline-company {
  color: var(--text-accent);
  font-weight: 500;
}

.timeline-period {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
}

.timeline-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0.5rem 0 0;
}

.timeline-tags {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.6rem;
  flex-wrap: wrap;
}

/* Skills Matrix */
.skills-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.skill-card {
  padding: 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card);
}

.skill-card h4 {
  margin: 0 0 0.8rem;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Print Optimization */
@media print {
  .site-header, .site-footer, .mobile-tab-bar, .btn-resume-print, .reading-progress-bar {
    display: none !important;
  }
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .resume-wrapper {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }
}

/* ==========================================================================
   PRO MODULE 6: Developer Utilities (Markdown Export & Heading Anchors)
   ========================================================================== */
.post-dev-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 1rem 0 2rem;
  padding: 0.6rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.dev-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.dev-action-btn:hover {
  color: var(--text-accent);
  border-color: var(--border-color-hover);
  transform: translateY(-1px);
}

.heading-anchor {
  opacity: 0;
  margin-left: 0.5rem;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

h2:hover .heading-anchor,
h3:hover .heading-anchor {
  opacity: 1;
}

.heading-anchor:hover {
  color: var(--text-accent);
}