/* ============================================
   SENYAR THEME - Siklon Senyar Blog
   Dayawarga Disaster Monitoring System
   Design matching: TentangView.vue
   ============================================ */

/* Import Inter font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Colors - Matching TentangView */
    --color-primary: #2563eb;      /* blue-600 */
    --color-primary-dark: #1d4ed8; /* blue-700 */
    --color-primary-light: #dbeafe; /* blue-100 */

    --color-green: #16a34a;        /* green-600 */
    --color-green-light: #dcfce7;  /* green-100 */

    --color-purple: #9333ea;       /* purple-600 */
    --color-purple-light: #f3e8ff; /* purple-100 */

    --color-amber: #d97706;        /* amber-600 */
    --color-amber-light: #fef3c7;  /* amber-100 */

    --color-cyan: #0891b2;         /* cyan-600 */
    --color-cyan-light: #cffafe;   /* cyan-100 */

    /* Neutrals - gray palette */
    --color-bg: #ffffff;
    --color-bg-alt: #f9fafb;       /* gray-50 */
    --color-text: #111827;         /* gray-900 */
    --color-text-secondary: #4b5563; /* gray-600 */
    --color-text-muted: #6b7280;   /* gray-500 */
    --color-border: #e5e7eb;       /* gray-200 */
    --color-border-light: #f3f4f6; /* gray-100 */

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --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-12: 3rem;

    /* Layout */
    --container-max: 48rem; /* max-w-3xl = 768px */
    --content-max: 48rem;

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.625;
    color: var(--color-text-secondary);
    background: linear-gradient(to bottom, var(--color-bg-alt), var(--color-bg));
    min-height: 100vh;
}

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

a:hover {
    color: var(--color-primary-dark);
}

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

h1, h2, h3, h4, h5, h6 {
    color: var(--color-text);
    font-weight: 700;
    line-height: 1.25;
    margin: 0;
}

p {
    margin: 0;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-8);
}

/* ============================================
   HEADER - Clean minimal header
   ============================================ */
.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 72rem;
}

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

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

.site-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
}

.site-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--space-6);
}

.site-nav a {
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.15s ease;
}

.site-nav a:hover {
    color: var(--color-primary);
}

/* ============================================
   HERO - Simple header section
   ============================================ */
.hero {
    margin-bottom: var(--space-12);
}

.hero h1 {
    font-size: 2.25rem;
    margin-bottom: var(--space-4);
}

.site-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
}

.site-description strong {
    color: var(--color-text);
}

/* ============================================
   INFO BOX - Blue callout box
   ============================================ */
.info-box {
    background: #eff6ff; /* blue-50 */
    border-left: 4px solid var(--color-primary);
    padding: var(--space-6);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    margin-bottom: var(--space-12);
}

.info-box p {
    color: #374151; /* gray-700 */
    line-height: 1.75;
}

.info-box strong {
    color: var(--color-text);
}

/* ============================================
   POSTS GRID - Card layout
   ============================================ */
.posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding: var(--space-12) 0;
}

.post-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.post-card:hover {
    border-color: #93c5fd; /* blue-300 */
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.post-card-image img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.post-card-content {
    padding: var(--space-6);
}

.post-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    line-height: 1.4;
}

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

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

.post-card-excerpt {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    font-size: 0.9375rem;
    line-height: 1.625;
}

.post-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.post-card-tag {
    background: var(--color-primary);
    color: white;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* Feature card - with icon style like TentangView */
.post-card.featured {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-6);
}

.post-card.featured .post-card-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.post-card.featured .post-card-icon.green {
    background: var(--color-green-light);
    color: var(--color-green);
}

.post-card.featured .post-card-icon.purple {
    background: var(--color-purple-light);
    color: var(--color-purple);
}

.post-card.featured .post-card-icon.cyan {
    background: var(--color-cyan-light);
    color: var(--color-cyan);
}

/* ============================================
   SINGLE POST
   ============================================ */
.post-header {
    margin-bottom: var(--space-12);
}

.post-tag {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: var(--space-4);
}

.post-title {
    font-size: 2.25rem;
    line-height: 1.25;
    margin-bottom: var(--space-4);
}

.post-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    flex-wrap: wrap;
}

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

.post-author img {
    width: 32px;
    height: 32px;
    border-radius: 9999px;
    object-fit: cover;
}

.post-feature-image {
    margin: 0 0 var(--space-8);
}

.post-feature-image img {
    width: 100%;
    border-radius: var(--radius-xl);
}

.post-feature-image figcaption {
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--space-3);
}

/* Post Content */
.post-content {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-text-secondary);
}

.post-content strong {
    color: var(--color-text);
    font-weight: 600;
}

.post-content h2 {
    font-size: 1.5rem;
    margin-top: var(--space-12);
    margin-bottom: var(--space-6);
}

.post-content h3 {
    font-size: 1.25rem;
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
}

.post-content p {
    margin-bottom: var(--space-6);
}

.post-content img {
    border-radius: var(--radius-lg);
    margin: var(--space-6) 0;
}

.post-content blockquote {
    background: #eff6ff; /* blue-50 */
    border-left: 4px solid var(--color-primary);
    margin: var(--space-6) 0;
    padding: var(--space-6);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    font-style: normal;
}

.post-content blockquote p {
    margin: 0;
    color: #374151;
}

.post-content ul,
.post-content ol {
    margin: var(--space-6) 0;
    padding-left: var(--space-6);
}

.post-content li {
    margin-bottom: var(--space-2);
}

.post-content pre {
    background: var(--color-text);
    color: white;
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    font-size: 0.875rem;
}

.post-content code {
    font-family: 'Fira Code', 'Monaco', monospace;
}

.post-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-color: #93c5fd;
    text-underline-offset: 2px;
}

.post-content a:hover {
    text-decoration-color: var(--color-primary);
}

/* Post Footer */
.post-footer {
    margin-top: var(--space-12);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

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

.post-tags .tag {
    background: var(--color-bg-alt);
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.15s ease;
}

.post-tags .tag:hover {
    background: var(--color-primary);
    color: white;
}

/* ============================================
   PAGE
   ============================================ */
.page-header {
    margin-bottom: var(--space-12);
}

.page-title {
    font-size: 2.25rem;
}

.page-content {
    padding-bottom: var(--space-12);
}

/* ============================================
   TAG / AUTHOR HEADER
   ============================================ */
.tag-header,
.author-header {
    background: var(--color-bg-alt);
    padding: var(--space-12) 0;
    margin-bottom: var(--space-8);
    text-align: center;
}

.tag-title,
.author-name {
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
}

.tag-description,
.author-bio {
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--space-4);
}

.tag-count,
.author-count {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.author-image {
    width: 80px;
    height: 80px;
    border-radius: 9999px;
    object-fit: cover;
    margin-bottom: var(--space-4);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-12) 0;
}

.pagination a {
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.875rem;
    transition: background 0.15s ease;
}

.pagination a:hover {
    background: var(--color-primary-dark);
    color: white;
}

/* ============================================
   ERROR PAGE
   ============================================ */
.error-page {
    text-align: center;
    padding: var(--space-12) 0;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-page .container {
    max-width: 32rem;
}

.error-code {
    font-size: 6rem;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-4);
}

.error-message {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-6);
}

.btn {
    display: inline-block;
    padding: var(--space-3) var(--space-8);
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: background 0.15s ease;
}

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

/* ============================================
   CTA BOX - Gradient box like TentangView
   ============================================ */
.cta-box {
    background: linear-gradient(to right, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    color: white;
    margin: var(--space-12) 0;
}

.cta-box p {
    font-size: 1.125rem;
    margin-bottom: var(--space-2);
    opacity: 0.9;
}

.cta-box .cta-title {
    font-size: 1.5rem;
    font-weight: 700;
}

/* ============================================
   PRINCIPLE CARDS - Gradient cards
   ============================================ */
.principle-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.principle-card {
    padding: var(--space-5);
    border-radius: var(--radius-xl);
}

.principle-card.blue {
    background: linear-gradient(to bottom right, #eff6ff, #dbeafe);
}

.principle-card.blue .principle-title {
    color: #1e3a8a;
}

.principle-card.blue .principle-desc {
    color: #1d4ed8;
}

.principle-card.green {
    background: linear-gradient(to bottom right, #f0fdf4, #dcfce7);
}

.principle-card.green .principle-title {
    color: #14532d;
}

.principle-card.green .principle-desc {
    color: #16a34a;
}

.principle-card.purple {
    background: linear-gradient(to bottom right, #faf5ff, #f3e8ff);
}

.principle-card.purple .principle-title {
    color: #581c87;
}

.principle-card.purple .principle-desc {
    color: #9333ea;
}

.principle-card.amber {
    background: linear-gradient(to bottom right, #fffbeb, #fef3c7);
}

.principle-card.amber .principle-title {
    color: #78350f;
}

.principle-card.amber .principle-desc {
    color: #d97706;
}

.principle-title {
    font-weight: 600;
    margin-bottom: var(--space-1);
}

.principle-desc {
    font-size: 0.875rem;
}

/* ============================================
   CONTACT CARD - Person card style
   ============================================ */
.contact-card {
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.contact-name {
    font-weight: 600;
    color: var(--color-text);
}

.contact-role {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.contact-links {
    display: flex;
    gap: var(--space-4);
}

.contact-links a {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: color 0.15s ease;
}

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

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: var(--space-8) 0;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-top: var(--space-12);
}

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

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

.site-footer p {
    margin: var(--space-2) 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }

    .site-header .container {
        flex-direction: column;
        gap: var(--space-4);
    }

    .site-nav ul {
        gap: var(--space-4);
    }

    .hero h1,
    .post-title,
    .page-title {
        font-size: 1.75rem;
    }

    .site-description {
        font-size: 1.125rem;
    }

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

    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }
}

/* ============================================
   SITE WRAPPER - Layout with sidebar
   ============================================ */
.site-wrapper {
    display: flex;
    min-height: 100vh;
}

.site-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background: linear-gradient(to bottom, var(--color-bg-alt), var(--color-bg));
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-8);
}

.content-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-8);
    width: 100%;
}

/* ============================================
   SIDEBAR - Left navigation
   ============================================ */
.sidebar {
    width: 18rem;
    background: var(--color-bg);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: sticky;
    top: 0;
    flex-shrink: 0;
}

.sidebar-section {
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.sidebar-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: #9ca3af; /* gray-400 */
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    font-weight: 500;
    transition: all 0.15s ease;
}

.sidebar-link:hover {
    background: var(--color-bg-alt);
    color: var(--color-text);
}

.sidebar-link-featured {
    background: #eff6ff; /* blue-50 */
    color: var(--color-primary);
}

.sidebar-link-featured:hover {
    background: #dbeafe; /* blue-100 */
    color: var(--color-primary);
}

.sidebar-icon {
    width: 2rem;
    height: 2rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-icon svg {
    width: 1rem;
    height: 1rem;
}

.sidebar-icon.blue {
    background: var(--color-primary);
    color: white;
}

.sidebar-icon.gray {
    background: #4b5563; /* gray-600 */
    color: white;
}

.sidebar-icon.green {
    background: var(--color-green);
    color: white;
}

.sidebar-icon.purple {
    background: var(--color-purple);
    color: white;
}

.sidebar-link-active {
    background: #f0fdf4; /* green-50 */
    color: var(--color-green);
}

.sidebar-link-active:hover {
    background: #dcfce7; /* green-100 */
    color: var(--color-green);
}

.sidebar-link-text {
    flex: 1;
}

.sidebar-arrow {
    color: #9ca3af;
    font-size: 1.25rem;
}

.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}

.sidebar-footer p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.sidebar-footer a {
    color: var(--color-primary);
}

.sidebar-footer a:hover {
    text-decoration: underline;
}

/* ============================================
   READING PROGRESS
   ============================================ */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: transparent;
    z-index: 1000;
}

.reading-progress-bar {
    height: 100%;
    background: var(--color-primary);
    width: 0;
    transition: width 0.1s ease;
}

/* ============================================
   RESPONSIVE - Hide sidebar on mobile
   ============================================ */
@media (max-width: 1024px) {
    .sidebar {
        display: none;
    }

    .site-wrapper {
        flex-direction: column;
    }
}