/* ==========================================================================
   aiinqa Ghost Theme - screen.css
   Dark tech blog theme for aiinqa.com
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
    --color-bg: #000000;
    --color-bg-secondary: #0a0a0a;
    --color-bg-card: #0d0d0d;
    --color-bg-elevated: #111111;
    --color-bg-button-secondary: #262626;

    --color-text-primary: #ffffff;
    --color-text-secondary: #d1d5db;
    --color-text-muted: #6b7280;
    --color-text-subtle: #4b5563;

    --color-brand-purple: #8e2de2;
    --color-brand-blue: #0014EB;
    --color-brand-pink: #c45bff;
    --color-accent: #0015ff;
    --color-accent-light: #c084fc;

    --color-border-dark: #374151;
    --color-border-subtle: #1f2937;
    --color-border-accent: #c084fc;

    --gradient-brand: linear-gradient(135deg, var(--color-brand-purple) 0%, var(--color-brand-pink) 100%);
    --gradient-brand-wide: linear-gradient(135deg, var(--color-brand-blue) 0%, var(--color-brand-purple) 50%, var(--color-brand-pink) 100%);
    --gradient-glow-purple: radial-gradient(ellipse at center, rgba(142, 45, 226, 0.4) 0%, transparent 70%);
    --gradient-glow-blue: radial-gradient(ellipse at center, rgba(0, 20, 235, 0.3) 0%, transparent 70%);

    --font-heading: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.0625rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.8rem;
    --font-size-4xl: 2rem;
    --font-size-5xl: 2.5rem;
    --font-size-6xl: 3rem;

    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-snug: 1.3;
    --line-height-normal: 1.4;
    --line-height-relaxed: 1.6;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow-purple: 0 0 20px rgba(142, 45, 226, 0.4), 0 0 60px rgba(142, 45, 226, 0.15);
    --shadow-glow-pink: 0 0 20px rgba(196, 91, 255, 0.3), 0 0 60px rgba(196, 91, 255, 0.1);

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    --header-height: 64px;
    --gh-announcement-bar-height: 0px;
    --header-offset: calc(var(--header-height) + var(--gh-announcement-bar-height));
    --content-max-width: 1280px;
    --post-max-width: 760px;
    --page-max-width: 960px;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-relaxed);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.is-preload * {
    transition: none !important;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
}

h1 { font-size: var(--font-size-4xl); line-height: var(--line-height-tight); }
h2 { font-size: var(--font-size-3xl); line-height: var(--line-height-snug); }
h3 { font-size: 1.125rem; line-height: var(--line-height-normal); }

/* --------------------------------------------------------------------------
   Particles Canvas
   -------------------------------------------------------------------------- */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.site-main {
    position: relative;
    z-index: 1;
    min-height: calc(100vh - var(--header-offset));
}

.site-wrapper {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: var(--space-12) var(--space-6);
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.gradient-text {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 0.625rem var(--space-6);
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-align: center;
    transition: all var(--transition-base);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

.btn-sm {
    padding: 0.5rem var(--space-4);
    font-size: var(--font-size-xs);
}

.btn-primary {
    background: var(--gradient-brand);
    color: #ffffff;
    border-color: transparent;
}

.btn-primary:hover,
.btn-primary:focus-visible {
    filter: brightness(1.12);
    box-shadow: 0 6px 24px rgba(142, 45, 226, 0.5);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
    filter: brightness(1);
}

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

.btn-secondary:hover,
.btn-secondary:focus-visible {
    border-color: var(--color-brand-purple);
    box-shadow: 0 0 12px rgba(142, 45, 226, 0.3);
}

.btn:focus-visible {
    outline: 2px solid var(--color-brand-purple);
    outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Announcement Bar
   -------------------------------------------------------------------------- */

/* Single fixed wrapper created by JS when a bar is present */
#topbar-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    width: 100%;
}

/* Inside the wrapper, override Ghost's inline position:fixed on the bar */
#topbar-wrapper #announcement-bar-root,
#topbar-wrapper .gh-announcement-bar {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    width: 100%;
}

/* Header becomes relative inside the wrapper */
#topbar-wrapper .site-header {
    position: relative;
    top: auto;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: var(--gh-announcement-bar-height);
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border-subtle);
    transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), top var(--transition-base);
}

.site-header.is-scrolled {
    background: rgba(0, 0, 0, 0.95);
    border-bottom-color: var(--color-border-dark);
    box-shadow: 0 1px 24px rgba(0, 0, 0, 0.6);
}

.site-header-inner {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

.site-branding {
    flex-shrink: 0;
}

.site-logo-link {
    display: flex;
    align-items: center;
}

.site-logo {
    height: 36px;
    width: auto;
}

.site-logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.site-nav {
    flex: 1;
    display: none;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.nav-item.active .nav-link {
    color: var(--color-text-primary);
}

.site-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nav-subscribe-btn {
    display: none;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav-toggle:hover {
    background: rgba(255, 255, 255, 0.06);
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Navigation */
.mobile-nav {
    position: absolute;
    top: var(--header-offset);
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border-dark);
    padding: var(--space-4) 0;
    display: none;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.mobile-nav.is-open {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.mobile-nav-list {
    padding: 0 var(--space-6);
}

.mobile-nav-item {
    border-bottom: 1px solid var(--color-border-subtle);
}

.mobile-nav-item:last-child {
    border-bottom: none;
}

.mobile-nav-link {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.mobile-nav-cta {
    display: inline-block;
    margin-top: var(--space-2);
    padding: 0.5rem var(--space-5);
    background: var(--gradient-brand);
    color: #ffffff !important;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-semibold);
    transition: filter var(--transition-fast), box-shadow var(--transition-fast);
}

.mobile-nav-cta:hover {
    filter: brightness(1.12);
    box-shadow: 0 4px 16px rgba(142, 45, 226, 0.4);
}

/* --------------------------------------------------------------------------
   Hero / Featured Post
   -------------------------------------------------------------------------- */
.hero-featured {
    position: relative;
    padding: calc(var(--header-offset) + var(--space-16)) var(--space-6) var(--space-16);
    overflow: hidden;
}

.hero-featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: -20%;
    width: 60%;
    height: 70%;
    background: var(--gradient-glow-purple);
    opacity: 0.25;
    pointer-events: none;
    border-radius: 50%;
    filter: blur(60px);
}

.hero-inner {
    max-width: var(--content-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    background: rgba(142, 45, 226, 0.15);
    border: 1px solid rgba(142, 45, 226, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-brand-pink);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.hero-tag:hover {
    background: rgba(142, 45, 226, 0.25);
    border-color: rgba(142, 45, 226, 0.5);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: var(--space-1) var(--space-3);
    background: rgba(196, 91, 255, 0.1);
    border: 1px solid rgba(196, 91, 255, 0.25);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.hero-badge::before {
    content: '★';
    font-size: 10px;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-5);
}

.hero-title a {
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.hero-title a:hover {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-excerpt {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-8);
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    flex-wrap: wrap;
}

.hero-author {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.hero-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--color-border-dark);
    object-fit: cover;
}

.hero-author-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.hero-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border-dark);
}

.hero-image {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
}

.hero-image-glow {
    position: absolute;
    bottom: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 60%;
    background: var(--gradient-glow-purple);
    filter: blur(40px);
    pointer-events: none;
}

/* --------------------------------------------------------------------------
   Page Header
   -------------------------------------------------------------------------- */
.page-header {
    padding-top: calc(var(--header-offset) + var(--space-12));
    padding-bottom: var(--space-8);
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.is-home .page-header-inner,
.is-tag .page-header-inner {
    border-bottom: 1px solid var(--color-border-subtle);
    padding-bottom: var(--space-8);
}

.page-header-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-3);
}

.page-header-desc {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* Home page no hero - adjust padding */
.is-home .page-header,
.is-tag .page-header {
    padding-top: calc(var(--header-offset) + var(--space-12));
}

/* Tag Header */
.tag-header {
    display: flex;
    align-items: center;
    gap: var(--space-5);
}

.tag-header-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    object-fit: cover;
    border: 1px solid var(--color-border-dark);
    flex-shrink: 0;
}

.tag-header-icon--default {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(142, 45, 226, 0.1);
    border: 1px solid rgba(142, 45, 226, 0.2);
    color: var(--color-brand-purple);
}

.tag-header-info {
    flex: 1;
}

.tag-post-count {
    display: inline-flex;
    margin-top: var(--space-2);
    padding: var(--space-1) var(--space-3);
    background: rgba(142, 45, 226, 0.1);
    border: 1px solid rgba(142, 45, 226, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-brand-pink);
}

/* --------------------------------------------------------------------------
   Post Feed
   -------------------------------------------------------------------------- */
.post-feed-wrapper {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--space-6) var(--space-20);
}

.post-feed {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

/* --------------------------------------------------------------------------
   Post Card
   -------------------------------------------------------------------------- */
.post-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.post-card:hover {
    border-color: rgba(142, 45, 226, 0.4);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(142, 45, 226, 0.15);
    transform: translateY(-2px);
}

.post-card.is-featured {
    border-color: rgba(196, 91, 255, 0.25);
}

.post-card-image-link {
    display: block;
    overflow: hidden;
}

.post-card-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
    background: var(--color-bg-elevated);
}

.post-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.post-card:hover .post-card-image {
    transform: scale(1.04);
}

.post-card-featured-badge {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    padding: var(--space-1) var(--space-3);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(196, 91, 255, 0.4);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-brand-pink);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.post-card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-5);
}

.post-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
}

.post-card-tag {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-brand-purple);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: color var(--transition-fast);
}

.post-card-tag:hover {
    color: var(--color-brand-pink);
}

.post-card-meta-sep {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
}

.post-card-date,
.post-card-reading-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.post-card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-snug);
    margin-bottom: var(--space-3);
}

.post-card-title-link {
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

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

.post-card-excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-5);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border-subtle);
    gap: var(--space-3);
}

.post-card-author {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
}

.post-card-author-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 1px solid var(--color-border-dark);
}

.post-card-author-avatar--initials {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
}

.post-card-author-name {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.post-card-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-brand-purple);
    white-space: nowrap;
    transition: color var(--transition-fast), gap var(--transition-fast);
    flex-shrink: 0;
}

.post-card-cta:hover {
    color: var(--color-brand-pink);
    gap: var(--space-2);
}

/* --------------------------------------------------------------------------
   Post Full
   -------------------------------------------------------------------------- */
.post-wrapper {
    padding-top: var(--header-offset);
}

.post-full {
    max-width: 100%;
}

.post-header {
    padding: var(--space-16) var(--space-6) var(--space-10);
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.post-header-inner {
    max-width: var(--post-max-width);
    position: relative;
    padding-top: var(--space-5);
}

.post-header-inner::before {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--gradient-brand);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-5);
}

.post-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.post-tag {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-brand-purple);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: color var(--transition-fast);
}

.post-tag:hover {
    color: var(--color-brand-pink);
}

.post-meta-sep {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
}

.post-date,
.post-reading-time {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.post-title {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.18;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-5);
    background: linear-gradient(135deg, #ffffff 0%, #e2d4f8 60%, var(--color-brand-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.post-lede {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-8);
    font-style: italic;
}

.post-byline {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.post-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.post-author-avatar-link {
    flex-shrink: 0;
}

.post-author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border-dark);
}

.post-author-avatar--initials {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    color: white;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.post-author-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.post-author-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.post-author-name:hover {
    color: var(--color-brand-purple);
}

.post-author-bio {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* Feature Image — mirrors the post-content-wrapper grid so the image
   right edge aligns with the text column, not the sidebar */
.post-feature-image-wrapper {
    position: relative;
    max-width: var(--content-max-width);
    margin: 0 auto var(--space-12);
    padding: 0 var(--space-6);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
}

.post-feature-image {
    width: 100%;
    aspect-ratio: 2000/1250;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-dark);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(142, 45, 226, 0.12);
    display: block;
}

.post-feature-image-caption {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-3);
    font-style: italic;
}

.post-feature-image-glow {
    position: absolute;
    bottom: -15%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 50%;
    background: var(--gradient-glow-purple);
    filter: blur(60px);
    pointer-events: none;
    opacity: 0.4;
    border-radius: 50%;
}

/* Post Content Layout */
.post-content-wrapper {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    align-items: start;
}

/* Post Content (gh-content) */
.gh-content {
    min-width: 0;
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
}

.gh-content > * + * {
    margin-top: var(--space-6);
}

.gh-content h1,
.gh-content h2,
.gh-content h3,
.gh-content h4,
.gh-content h5,
.gh-content h6 {
    color: var(--color-text-primary);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.gh-content h2 {
    font-size: var(--font-size-2xl);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border-subtle);
}

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

.gh-content a {
    color: var(--color-accent-light);
    text-decoration: underline;
    text-decoration-color: rgba(192, 132, 252, 0.4);
    text-underline-offset: 3px;
    transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

.gh-content a:hover {
    color: var(--color-brand-pink);
    text-decoration-color: var(--color-brand-pink);
}

.gh-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-5);
}

.gh-content strong {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-semibold);
}

.gh-content em {
    font-style: italic;
    color: var(--color-text-secondary);
}

.gh-content blockquote {
    position: relative;
    margin: var(--space-8) 0;
    padding: var(--space-5) var(--space-6);
    background: rgba(142, 45, 226, 0.06);
    border-left: 3px solid var(--color-brand-purple);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--color-text-secondary);
}

.gh-content blockquote p {
    margin: 0;
    font-size: var(--font-size-lg);
}

.gh-content pre {
    background: #0d1117;
    border: 1px solid var(--color-border-dark);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: var(--space-5);
    overflow-x: auto;
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin: var(--space-6) 0;
    position: relative;
}

/* Code block wrapper injected by JS */
.code-block {
    margin: var(--space-6) 0;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-dark);
    overflow: hidden;
}

.code-block .gh-content pre,
.code-block pre {
    margin: 0;
    border: none;
    border-radius: 0;
}

.code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.45rem var(--space-4);
    background: #161b22;
    border-bottom: 1px solid var(--color-border-dark);
    gap: var(--space-3);
}

.code-block-lang {
    font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', monospace;
    font-size: 0.7rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-brand-pink);
    opacity: 0.85;
}

.code-block-copy {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    background: transparent;
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-size: 0.7rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
}

.code-block-copy:hover {
    color: var(--color-text-primary);
    border-color: var(--color-border-accent);
    background: rgba(192, 132, 252, 0.06);
}

.code-block-copy.copied {
    color: #86efac;
    border-color: rgba(134, 239, 172, 0.4);
}

/* Inline code */
.gh-content code {
    font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', 'JetBrains Mono', monospace;
    font-size: 0.875em;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-sm);
    padding: 0.15em 0.4em;
    color: var(--color-brand-pink);
}

.gh-content pre code {
    background: none;
    border: none;
    padding: 0;
    color: #e2e8f0;
    font-size: inherit;
}

/* --------------------------------------------------------------------------
   Prism.js Token Theme
   -------------------------------------------------------------------------- */
code[class*="language-"],
pre[class*="language-"] {
    color: #e2e8f0;
    font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', 'JetBrains Mono', monospace;
    text-align: left;
    white-space: pre;
    word-spacing: normal;
    word-break: normal;
    word-wrap: normal;
    tab-size: 2;
    hyphens: none;
}

/* Selection */
code[class*="language-"]::-moz-selection,
pre[class*="language-"]::-moz-selection,
code[class*="language-"] ::-moz-selection,
pre[class*="language-"] ::-moz-selection,
code[class*="language-"]::selection,
pre[class*="language-"]::selection,
code[class*="language-"] ::selection,
pre[class*="language-"] ::selection {
    background: rgba(142, 45, 226, 0.3);
}

/* Override Prism's default background */
:not(pre) > code[class*="language-"],
pre[class*="language-"] {
    background: #0d1117;
}

.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
    color: #6b7280;
    font-style: italic;
}

.token.punctuation {
    color: #94a3b8;
}

.token.namespace {
    opacity: 0.8;
}

.token.property,
.token.tag,
.token.constant,
.token.symbol,
.token.deleted {
    color: #f472b6;
}

.token.boolean,
.token.number {
    color: #fb923c;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
    color: #86efac;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string,
.token.variable {
    color: #94a3b8;
}

.token.atrule,
.token.attr-value,
.token.keyword {
    color: #c084fc;
}

.token.function,
.token.class-name {
    color: #60a5fa;
}

.token.regex,
.token.important {
    color: #fbbf24;
}

.token.important,
.token.bold {
    font-weight: var(--font-weight-semibold);
}

.token.italic {
    font-style: italic;
}

.token.entity {
    cursor: help;
}

.gh-content ul,
.gh-content ol {
    padding-left: var(--space-6);
    margin-bottom: var(--space-5);
}

.gh-content ul {
    list-style: disc;
}

.gh-content ol {
    list-style: decimal;
}

.gh-content li {
    margin-bottom: var(--space-2);
    color: var(--color-text-secondary);
}

.gh-content li::marker {
    color: var(--color-brand-purple);
}

.gh-content img {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-dark);
    margin: var(--space-6) auto;
}

.gh-content figure {
    margin: var(--space-8) 0;
}

.gh-content .kg-width-wide {
    max-width: min(1040px, calc(100vw - 2 * var(--space-6)));
    margin-left: auto;
    margin-right: auto;
}

.gh-content .kg-width-full {
    max-width: none;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.gh-content figcaption {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-3);
    font-style: italic;
}

.gh-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-border-dark), transparent);
    margin: var(--space-10) 0;
}

.gh-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-6) 0;
    font-size: var(--font-size-sm);
    overflow-x: auto;
    display: block;
}

.gh-content th {
    background: rgba(142, 45, 226, 0.08);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-semibold);
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border: 1px solid var(--color-border-dark);
}

.gh-content td {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text-secondary);
}

.gh-content tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Ghost card styles */
.kg-card {
    margin: var(--space-8) 0;
}

.kg-image-card img {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-dark);
}

.kg-gallery-card .kg-gallery-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-2);
}

.kg-gallery-card img {
    border-radius: var(--radius-sm);
    object-fit: cover;
    width: 100%;
    height: 200px;
}

.kg-bookmark-card {
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg-card);
    transition: border-color var(--transition-base);
}

.kg-bookmark-card:hover {
    border-color: rgba(142, 45, 226, 0.4);
}

.kg-bookmark-container {
    display: flex;
    text-decoration: none;
    color: inherit;
}

.kg-bookmark-content {
    flex: 1;
    padding: var(--space-4);
}

.kg-bookmark-title {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
    font-size: var(--font-size-sm);
}

.kg-bookmark-description {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kg-bookmark-thumbnail {
    width: 120px;
    flex-shrink: 0;
}

.kg-bookmark-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
    border: none;
    margin: 0;
}

.kg-callout-card {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5);
    background: rgba(142, 45, 226, 0.06);
    border: 1px solid rgba(142, 45, 226, 0.2);
    border-radius: var(--radius-md);
}

.kg-callout-emoji {
    font-size: 1.5rem;
    flex-shrink: 0;
    line-height: 1.4;
}

.kg-callout-text {
    color: var(--color-text-secondary);
}

.kg-toggle-card {
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.kg-toggle-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    cursor: pointer;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    background: var(--color-bg-card);
}

.kg-toggle-content {
    padding: var(--space-4);
    border-top: 1px solid var(--color-border-subtle);
    color: var(--color-text-secondary);
}

.kg-video-card video {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-dark);
}

/* Embed card (YouTube, Vimeo, etc.) - responsive 16:9 */
.kg-embed-card {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-dark);
    background: #000;
}

.kg-embed-card iframe,
.kg-embed-card object,
.kg-embed-card embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: var(--radius-md);
}

/* Button card */
.kg-button-card {
    display: flex;
    justify-content: center;
    margin: var(--space-8) 0;
}

.kg-button-card.kg-align-left {
    justify-content: flex-start;
}

.kg-button-card.kg-align-right {
    justify-content: flex-end;
}

.kg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.5rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-body);
    letter-spacing: 0.01em;
    text-decoration: none;
    cursor: pointer;
    transition: opacity var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.kg-btn:hover {
    filter: brightness(1.12);
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(142, 45, 226, 0.5);
}

.kg-btn-accent {
    background: var(--gradient-brand);
    color: #ffffff;
    border: none;
}

.gh-content .kg-btn,
.gh-content .kg-btn:hover,
.gh-content .kg-btn:focus {
    color: #ffffff;
    text-decoration: none;
    text-decoration-color: transparent;
}

.kg-audio-card {
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    background: var(--color-bg-card);
}

/* Post Sidebar */
.post-sidebar {
    display: none;
}

.post-sidebar-inner {
    position: sticky;
    top: calc(var(--header-offset) + var(--space-6));
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.post-sidebar-heading {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
}

/* TOC */
.post-toc {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.post-toc a {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    padding: var(--space-1) var(--space-3);
    border-left: 2px solid var(--color-border-subtle);
    transition: color var(--transition-fast), border-color var(--transition-fast);
    display: block;
}

.post-toc a:hover,
.post-toc a.is-active {
    color: var(--color-text-primary);
    border-left-color: var(--color-brand-purple);
}

.post-toc a.toc-h3 {
    padding-left: var(--space-6);
}

/* Post tags */
.post-tags-wrapper {
    padding: var(--space-5);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.post-tag-pill {
    display: inline-flex;
    padding: var(--space-1) var(--space-3);
    background: rgba(142, 45, 226, 0.08);
    border: 1px solid rgba(142, 45, 226, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-accent-light);
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.post-tag-pill:hover {
    background: rgba(142, 45, 226, 0.18);
    border-color: rgba(142, 45, 226, 0.4);
    color: var(--color-brand-pink);
}

/* Share links */
.post-share-wrapper {
    padding: var(--space-5);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
}

.post-share-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.post-share-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--color-border-subtle);
    transition: all var(--transition-fast);
    cursor: pointer;
    width: 100%;
}

.post-share-link:hover {
    color: var(--color-text-primary);
    border-color: var(--color-border-dark);
    background: rgba(255, 255, 255, 0.04);
}

.post-share-link--twitter:hover {
    color: #1DA1F2;
    border-color: rgba(29, 161, 242, 0.3);
}

.post-share-link--linkedin:hover {
    color: #0A66C2;
    border-color: rgba(10, 102, 194, 0.3);
}

.post-share-link--copy.copied {
    color: var(--color-brand-purple);
    border-color: rgba(142, 45, 226, 0.3);
}

/* Post Footer */
.post-footer {
    padding: var(--space-12) var(--space-6) var(--space-8);
    max-width: var(--content-max-width);
    margin: 0 auto;
    border-top: 1px solid var(--color-border-subtle);
}

.post-footer-inner {
    max-width: var(--post-max-width);
}

.post-footer-tags {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-bottom: var(--space-10);
}

.post-footer-tags-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

/* Author bio */
.post-authors-bio {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.author-bio-card {
    display: flex;
    gap: var(--space-5);
    padding: var(--space-6);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    align-items: flex-start;
}

.author-bio-avatar-link {
    flex-shrink: 0;
}

.author-bio-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border-dark);
}

.author-bio-name {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
}

.author-bio-name a {
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.author-bio-name a:hover {
    color: var(--color-brand-purple);
}

.author-bio-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-4);
}

.author-bio-links {
    display: flex;
    gap: var(--space-3);
}

.author-social-link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-brand-purple);
    transition: color var(--transition-fast);
}

.author-social-link:hover {
    color: var(--color-brand-pink);
}

/* Account Page */
.account-wrapper {
    padding: var(--space-16) var(--space-6);
    min-height: calc(100vh - var(--header-offset));
    display: flex;
    align-items: center;
}

.account-inner {
    max-width: 540px;
    width: 100%;
    margin: 0 auto;
}

.account-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-10);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
    text-align: center;
}

.account-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-border-dark);
}

.account-avatar--initials {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    color: #fff;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.account-name {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-1);
}

.account-email {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.account-badge {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background: rgba(142, 45, 226, 0.15);
    border: 1px solid var(--color-brand-purple);
    color: var(--color-brand-pink);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.account-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    width: 100%;
}

.account-btn {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    text-align: center;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.account-btn--primary {
    background: var(--gradient-brand);
    color: #fff;
}

.account-btn--primary:hover {
    opacity: 0.9;
    color: #fff;
}

.account-btn--secondary {
    background: var(--color-bg-button-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-subtle);
}

.account-btn--secondary:hover {
    border-color: var(--color-border-dark);
    color: var(--color-text-primary);
}

.account-btn--ghost {
    background: transparent;
    color: var(--color-text-muted);
    border: 1px solid transparent;
}

.account-btn--ghost:hover {
    color: var(--color-text-secondary);
}

/* Post Subscribe CTA */
.post-subscribe-cta {
    padding: var(--space-16) var(--space-6);
    background: linear-gradient(to bottom, transparent, rgba(142, 45, 226, 0.04));
    border-top: 1px solid var(--color-border-subtle);
}

.post-subscribe-cta-inner {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.post-subscribe-cta-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.post-subscribe-cta-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    line-height: var(--line-height-relaxed);
}

/* Post Navigation */
.post-navigation-wrapper {
    border-top: 1px solid var(--color-border-subtle);
    padding: var(--space-8) var(--space-6);
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.post-nav-link {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-5);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-base), background var(--transition-base);
}

.post-nav-link:hover {
    border-color: rgba(142, 45, 226, 0.4);
    background: rgba(142, 45, 226, 0.04);
}

.post-nav-link--next {
    text-align: right;
}

.post-nav-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-brand-purple);
}

.post-nav-link--next .post-nav-label {
    justify-content: flex-end;
}

.post-nav-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-snug);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --------------------------------------------------------------------------
   Page Full
   -------------------------------------------------------------------------- */
.page-wrapper {
    padding-top: var(--header-offset);
    max-width: var(--content-max-width);
    margin: 0 auto;
}

.page-header {
    padding: var(--space-20) var(--space-6) var(--space-10);
}

.page-header-inner {
    max-width: var(--page-max-width);
    position: relative;
    padding-top: var(--space-6);
}

.page-header-inner::before {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--gradient-brand);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-5);
}

.page-title {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.025em;
    line-height: 1.15;
    margin-bottom: var(--space-5);
    background: linear-gradient(135deg, #ffffff 0%, #e2d4f8 60%, var(--color-brand-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-lede {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    font-style: italic;
    max-width: 680px;
}

.page-feature-image-wrapper {
    position: relative;
    max-width: var(--content-max-width);
    margin: 0 auto var(--space-12);
    padding: 0 var(--space-6);
}

.page-feature-image {
    width: 100%;
    max-width: var(--page-max-width);
    max-height: 500px;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-dark);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(142, 45, 226, 0.12);
    display: block;
}

.page-feature-image-caption {
    max-width: var(--page-max-width);
    text-align: left;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-3);
    font-style: italic;
}

.page-content {
    padding: 0 var(--space-6) var(--space-20);
    max-width: var(--page-max-width);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-8) 0 0;
}

.pagination .page-number {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    padding: 0 var(--space-4);
}

.pagination .newer-posts,
.pagination .older-posts {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0.5rem var(--space-5);
    background: var(--gradient-brand);
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: #ffffff;
    transition: all var(--transition-base);
}

.pagination .newer-posts:hover,
.pagination .older-posts:hover {
    filter: brightness(1.12);
    box-shadow: 0 6px 24px rgba(142, 45, 226, 0.5);
    transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   Landing Hero
   -------------------------------------------------------------------------- */
.landing-hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--header-offset) var(--space-6) var(--space-16);
    text-align: center;
    overflow: hidden;
}

.landing-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 55% at 50% 0%, rgba(142, 45, 226, 0.18) 0%, transparent 65%),
        radial-gradient(ellipse 40% 30% at 20% 80%, rgba(196, 91, 255, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.landing-hero-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
    max-width: 640px;
    width: 100%;
}

.landing-kicker {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.landing-kicker-dot {
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-brand-purple);
    animation: landing-pulse 2.4s ease-in-out infinite;
}

@keyframes landing-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.7); }
}

.landing-title {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 7vw, 4.25rem);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: -0.025em;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.landing-desc {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 460px;
    margin: 0;
}

.landing-subscribe-wrap {
    width: 100%;
    max-width: 480px;
}

.landing-scroll-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.landing-scroll-link:hover {
    color: var(--color-text-secondary);
}

.landing-scroll-link svg {
    transition: transform var(--transition-base);
}

.landing-scroll-link:hover svg {
    transform: translateY(3px);
}

@media (max-width: 600px) {
    .landing-hero {
        min-height: 75vh;
        padding-bottom: var(--space-12);
    }

    .landing-hero-inner {
        gap: var(--space-5);
    }
}

/* --------------------------------------------------------------------------
   Subscribe Form
   -------------------------------------------------------------------------- */
.subscribe-form-wrapper {
    width: 100%;
}

.subscribe-form-fields {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.subscribe-email-input {
    flex: 1;
    min-width: 200px;
    padding: 0.625rem var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-full);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    outline: none;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.subscribe-email-input::placeholder {
    color: var(--color-text-muted);
}

.subscribe-email-input:focus {
    border-color: var(--color-brand-purple);
    background: rgba(142, 45, 226, 0.05);
}

.subscribe-btn {
    flex-shrink: 0;
    position: relative;
}

.subscribe-btn-loading {
    display: none;
}

.subscribe-form.is-loading .subscribe-btn-text {
    display: none;
}

.subscribe-form.is-loading .subscribe-btn-loading {
    display: flex;
}

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.subscribe-form-message {
    display: none;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
}

.subscribe-form.is-success .subscribe-form-success {
    display: flex;
    color: var(--color-brand-purple);
    background: rgba(142, 45, 226, 0.12);
    border: 1px solid rgba(142, 45, 226, 0.35);
    font-size: var(--font-size-base);
    padding: var(--space-4) var(--space-5);
}

.subscribe-form.is-error .subscribe-form-error {
    display: flex;
    color: #ef4444;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.subscribe-already {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-brand-purple);
}

.subscribe-already a {
    color: var(--color-accent-light);
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Error Page
   -------------------------------------------------------------------------- */
.error-wrapper {
    min-height: calc(100vh - var(--header-offset));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--header-offset) var(--space-6) var(--space-20);
}

.error-inner {
    position: relative;
    text-align: center;
    max-width: 560px;
}

.error-code {
    font-family: var(--font-heading);
    font-size: clamp(6rem, 20vw, 12rem);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    background: var(--gradient-brand-wide);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.15;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%);
    pointer-events: none;
    user-select: none;
    white-space: nowrap;
}

.error-glow {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 200px;
    background: var(--gradient-glow-purple);
    filter: blur(60px);
    pointer-events: none;
    opacity: 0.3;
}

.error-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-4);
    position: relative;
}

.error-message {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-8);
    position: relative;
}

.error-actions {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-10);
    position: relative;
}

.error-search {
    position: relative;
}

.error-search-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
}

.error-search-form {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
}

.error-search-input {
    flex: 1;
    max-width: 320px;
    padding: 0.625rem var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-full);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    outline: none;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.error-search-input:focus {
    border-color: var(--color-brand-purple);
    background: rgba(142, 45, 226, 0.05);
}

.error-search-btn {
    padding: 0.625rem var(--space-4);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--color-border-subtle);
    background: rgba(0, 0, 0, 0.5);
}

.footer-inner {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: var(--space-16) var(--space-6) var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
}

.footer-logo-link {
    display: inline-flex;
    align-items: center;
    margin-bottom: var(--space-4);
}

.footer-logo {
    height: 32px;
    width: auto;
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    max-width: 300px;
}

.footer-heading {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-nav-link {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-nav-link:hover {
    color: var(--color-brand-pink);
}

.footer-subscribe-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-4);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border-subtle);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-copyright {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.footer-copyright a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-copyright a:hover {
    color: var(--color-brand-purple);
}

.footer-legal {
    display: flex;
    gap: var(--space-4);
}

.footer-legal-link {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

/* --------------------------------------------------------------------------
   Responsive — 768px
   -------------------------------------------------------------------------- */
@media (min-width: 768px) {
    h1 { font-size: var(--font-size-5xl); }
    h2 { font-size: var(--font-size-4xl); }

    .site-nav {
        display: flex;
    }

    .nav-subscribe-btn {
        display: inline-flex;
    }

    .nav-toggle {
        display: none;
    }

    .hero-inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }

    .hero-content {
        max-width: 100%;
    }

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

    .post-navigation {
        grid-template-columns: 1fr 1fr;
    }

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

    .subscribe-form-fields {
        flex-wrap: nowrap;
    }
}

/* --------------------------------------------------------------------------
   Responsive — 1024px
   -------------------------------------------------------------------------- */
@media (min-width: 1024px) {
    .post-feed {
        grid-template-columns: repeat(3, 1fr);
    }

    .post-feature-image-wrapper {
        grid-template-columns: 1fr 260px;
    }

    .post-content-wrapper {
        grid-template-columns: 1fr 260px;
    }

    .post-sidebar {
        display: block;
    }

    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    }
}

/* --------------------------------------------------------------------------
   Responsive — 1280px
   -------------------------------------------------------------------------- */
@media (min-width: 1280px) {
    .hero-title {
        font-size: var(--font-size-6xl);
    }

    .post-feature-image-wrapper {
        grid-template-columns: 1fr 280px;
    }

    .post-content-wrapper {
        grid-template-columns: 1fr 280px;
    }
}

/* --------------------------------------------------------------------------
   Focus visible
   -------------------------------------------------------------------------- */
:focus-visible {
    outline: 2px solid var(--color-brand-purple);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   Print
   -------------------------------------------------------------------------- */
@media print {
    #particles-canvas,
    .site-header,
    .post-sidebar,
    .post-subscribe-cta,
    .post-navigation-wrapper,
    .site-footer {
        display: none !important;
    }

    .post-wrapper {
        padding-top: 0;
    }

    .post-content-wrapper {
        grid-template-columns: 1fr;
    }

    body {
        background: white;
        color: black;
    }
}

/* --------------------------------------------------------------------------
   Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    #particles-canvas {
        display: none;
    }

    html {
        scroll-behavior: auto;
    }
}