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

:root {
    --color-bg: #FFFEF9;
    --color-text: #2C2C2C;
    --color-accent: #D4521C;
    --color-accent-hover: #B8421A;
    --color-border: #E8E4D8;
    --color-muted: #6B6B6B;
    --color-success: #22863a;
    --color-error: #d73a49;

    --font-display: 'Fraunces', serif;
    --font-body: 'Literata', serif;
    --font-ui: 'Inter', -apple-system, system-ui, sans-serif;

    --max-width: 680px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
}

body {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.site-header {
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xl);
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--color-accent);
}

/* Main Content */
.main-content {
    flex: 1;
    padding-bottom: var(--spacing-xl);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-accent);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
    transition: color 0.2s;
}

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

/* Buttons */
button, .btn {
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
}

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

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

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

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

/* Home Page */
.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.empty-state {
    color: var(--color-muted);
    font-style: italic;
}

/* Posts List */
.posts-list {
    margin-bottom: var(--spacing-xxl);
}

.post-card {
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

.post-card:last-child {
    border-bottom: none;
}

.post-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
}

.post-title a {
    color: var(--color-text);
    text-decoration: none;
}

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

.post-meta {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    color: var(--color-muted);
}

.post-meta span:not(:last-child)::after {
    content: ' • ';
    margin: 0 var(--spacing-xs);
}

/* Drafts Section */
.drafts-section {
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-muted);
}

.drafts-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.draft-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 6px;
}

.draft-title {
    font-family: var(--font-ui);
    color: var(--color-text);
    text-decoration: none;
}

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

.draft-date {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    color: var(--color-muted);
}

/* Write Page */
.write-page {
    max-width: 100%;
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-md);
}

.title-input {
    flex: 1;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    border: none;
    background: transparent;
    color: var(--color-text);
    outline: none;
    padding: var(--spacing-xs) 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}

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

.title-input::placeholder {
    color: #C0C0C0;
}

.editor-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.save-status {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    color: var(--color-muted);
    min-width: 80px;
    text-align: right;
}

.save-status.saving {
    color: var(--color-accent);
}

.save-status.saved {
    color: var(--color-success);
}

.save-status.error {
    color: var(--color-error);
}

.editor-container {
    margin-bottom: var(--spacing-lg);
}

.content-editor {
    width: 100%;
    min-height: 500px;
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--color-text);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-md);
    outline: none;
    resize: vertical;
    transition: border-color 0.2s;
}

.content-editor:focus {
    border-color: var(--color-accent);
}

.content-editor::placeholder {
    color: #A0A0A0;
}

.editor-help {
    margin-top: var(--spacing-lg);
}

.editor-help summary {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-muted);
    cursor: pointer;
    user-select: none;
}

.help-content {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-md);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 6px;
}

.help-content p {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

/* Post Page */
.post-page {
    max-width: var(--max-width);
}

.post-header {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.post-page .post-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.post-page .post-meta {
    font-family: var(--font-ui);
    font-size: 0.9375rem;
    color: var(--color-muted);
}

.edit-link {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    color: var(--color-accent);
    text-decoration: none;
}

.edit-link:hover {
    text-decoration: underline;
}

/* Post Content Markdown Styles */
.post-content {
    font-family: var(--font-body);
    margin-bottom: var(--spacing-xxl);
}

.post-content h1,
.post-content h2,
.post-content h3 {
    font-family: var(--font-display);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.post-content h1 { font-size: 2rem; }
.post-content h2 { font-size: 1.5rem; }
.post-content h3 { font-size: 1.25rem; }

.post-content p {
    margin-bottom: var(--spacing-md);
}

.post-content ul,
.post-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.post-content li {
    margin-bottom: var(--spacing-xs);
}

.post-content blockquote {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--color-accent);
    color: var(--color-muted);
    font-style: italic;
}

.post-content code {
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    background: white;
    padding: 2px 6px;
    border: 1px solid var(--color-border);
    border-radius: 3px;
}

.post-content pre {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--spacing-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
}

.post-content pre code {
    background: none;
    border: none;
    padding: 0;
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: var(--spacing-md) 0;
}

.post-content hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--spacing-xl) 0;
}

/* Post Navigation */
.post-navigation {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.back-link {
    font-family: var(--font-ui);
    color: var(--color-accent);
    text-decoration: none;
}

.back-link:hover {
    text-decoration: underline;
}

/* Footer */
.site-footer {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.site-footer p {
    font-family: var(--font-ui);
    font-size: 0.875rem;
    color: var(--color-muted);
    margin: 0;
}

/* Mobile Styles */
@media (max-width: 640px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 3rem;
    }

    body {
        font-size: 1rem;
    }

    .container {
        padding: var(--spacing-sm);
    }

    .site-header {
        padding: var(--spacing-md) 0;
        margin-bottom: var(--spacing-lg);
    }

    .logo {
        font-size: 1.5rem;
    }

    .nav-links {
        gap: var(--spacing-md);
    }

    .page-title {
        font-size: 2rem;
    }

    .post-title {
        font-size: 1.5rem;
    }

    .post-page .post-title {
        font-size: 2rem;
    }

    /* Mobile Editor */
    .editor-header {
        flex-direction: column;
        align-items: stretch;
    }

    .title-input {
        font-size: 1.5rem;
    }

    .editor-actions {
        justify-content: space-between;
    }

    .content-editor {
        font-size: 1.25rem;
        min-height: 400px;
    }

    /* Mobile floating publish button */
    .write-page .btn-primary {
        position: fixed;
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        z-index: 100;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .editor-actions .btn-primary {
        position: static;
        box-shadow: none;
    }

    /* Touch-friendly targets */
    button, .btn, a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }

    /* Simplified post cards on mobile */
    .post-card {
        padding: var(--spacing-md) 0;
    }

    .drafts-section {
        padding-top: var(--spacing-lg);
    }

    .draft-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

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

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .post-navigation,
    .editor-actions,
    .edit-link {
        display: none;
    }

    body {
        font-size: 11pt;
        line-height: 1.5;
    }

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