/* ---
   style.css
   New "Clean & Clear" Theme (Politico-inspired)
--- */

:root {
    /* New Professional Palette */
    --color-primary: #0056b3; /* Professional Blue */
    --color-primary-dark: #004085;
    --color-text: #333333;
    --color-text-muted: #6c757d;
    --color-background-white: #ffffff;
    --color-background-light: #f8f9fa; /* Light gray bg */
    --color-border: #dee2e6;
    
    --font-serif: 'Sarabun', serif;
    --font-sans: 'Kanit', sans-serif;
    
    --container-width: 1140px;
    --shadow-light: 0 4px 12px rgba(0, 0, 0, 0.05);
    --border-radius: 6px;
}

/* --- Global Reset --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-background-white);
    line-height: 1.7;
    font-size: 16px;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.container-narrow {
    max-width: 800px;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-text);
    margin-bottom: 15px;
    font-weight: 700;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: 20px;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

hr {
    border: 0;
    border-top: 1px solid var(--color-border);
    margin: 40px 0;
}

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

.section {
    padding: 70px 0;
}

.section-light {
    background-color: var(--color-background-light);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 70px;
    height: 4px;
    background-color: var(--color-primary);
    margin: 20px auto 0;
}

/* --- Header & Navigation --- */
.main-header {
    background-color: var(--color-background-white);
    border-bottom: 1px solid var(--color-border);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-light);
}

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

.logo h1 {
    font-size: 1.8rem;
    margin: 0;
}

.logo h1 a {
    text-decoration: none;
    color: var(--color-text);
}

.logo span {
    font-size: 1rem;
    font-family: var(--font-sans);
    color: var(--color-text-muted);
    font-weight: 500;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

.main-nav a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    font-size: 16px;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
}

.main-nav a:hover {
    color: var(--color-primary);
    text-decoration: none;
    border-bottom-color: var(--color-primary);
}

.main-nav a.active {
    color: var(--color-primary);
    font-weight: 700;
    border-bottom-color: var(--color-primary);
}

/* --- New Hero Section (Homepage) --- */
.hero-section {
    background-color: var(--color-background-light);
    padding: 80px 0;
    border-bottom: 1px solid var(--color-border);
}

.hero-content {
    max-width: 750px;
}

.hero-subline {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 700;
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-background-white);
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-background-white);
    text-decoration: none;
    transform: translateY(-2px);
}

/* --- News & Analysis --- */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.insight-card {
    background-color: var(--color-background-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--color-border);
}

.insight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.insight-card .image-placeholder {
    height: 200px;
    background-color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1.2rem;
}

.insight-card .content {
    padding: 25px;
}

.insight-card .category {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    margin-bottom: 10px;
}

.insight-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.insight-card a {
    font-weight: 700;
}

/* --- Methodology Section --- */
.methodology-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: center;
}

.method-item {
    padding: 30px;
}

.method-item .icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.method-item h3 {
    font-size: 1.4rem;
}

/* --- About Us Section --- */
.about-section {
    text-align: center;
}

.about-section h2, .about-section h3 {
    color: var(--color-text);
}

.about-section p {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

/* --- Footer --- */
.main-footer {
    background-color: #343a40;
    color: #adb5bd;
    padding: 60px 0 30px;
    text-align: center;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--color-background-white);
    margin-bottom: 15px;
}

.footer-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-links a {
    text-decoration: none;
    color: #adb5bd;
}

.footer-links a:hover {
    color: var(--color-background-white);
    text-decoration: underline;
}

.footer-copyright {
    font-size: 0.9rem;
    margin-top: 30px;
    border-top: 1px solid #495057;
    padding-top: 30px;
}

/* ---
   Styles for New Poll Page (poll-2025-11.html)
--- */

.poll-page {
    padding-top: 40px;
}

.poll-header {
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.poll-date {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

.poll-header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.poll-intro {
    font-size: 1.15rem;
    color: var(--color-text-muted);
}

.poll-summary {
    background-color: var(--color-background-light);
    border: 1px solid var(--color-border);
    border-left: 5px solid var(--color-primary);
    padding: 25px 30px;
    margin-bottom: 40px;
    border-radius: var(--border-radius);
}

.poll-summary h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--color-primary-dark);
}

.poll-summary ul {
    list-style-type: square;
    margin-left: 20px;
    padding-left: 10px;
}

.poll-summary li {
    margin-bottom: 10px;
    font-size: 1.05rem;
}

.poll-article h2 {
    font-size: 1.8rem;
    color: var(--color-primary-dark);
    margin-top: 20px;
}

.poll-image {
    margin: 20px 0 30px 0;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.poll-image img {
    display: block;
    width: 100%;
}


/* --- Responsive Design --- */
@media (max-width: 992px) {
    .insights-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    
    .main-header .container {
        flex-direction: column;
        gap: 15px;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px 20px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }

    .poll-dimensions, .insights-grid, .methodology-grid {
        grid-template-columns: 1fr;
    }

    .poll-header h1 {
        font-size: 2.3rem;
    }
}

/* ---
   Styles for All Polls Page (all-polls.html)
--- */

/* Filter Bar */
.poll-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 30px;
}

.poll-filters input[type="search"] {
    flex-grow: 1; /* Search box takes up available space */
    min-width: 250px;
}

.poll-filters input[type="search"],
.poll-filters select {
    padding: 12px 15px;
    font-family: var(--font-sans);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-background-white);
    color: var(--color-text);
}

.poll-filters select {
    cursor: pointer;
}

/* Poll Grid (The "Bubbles") */
.poll-grid {
    display: grid;
    /* 3 columns on desktop */
    grid-template-columns: repeat(3, 1fr); 
    gap: 30px;
}

.poll-bubble-card {
    background-color: var(--color-background-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block; /* Used by JS to show/hide */
}

.poll-bubble-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.poll-bubble-card .card-meta {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-muted);
    margin-bottom: 10px;
}

.poll-bubble-card .card-title {
    font-size: 1.4rem;
    color: var(--color-primary-dark);
    margin-bottom: 15px;
}

.poll-bubble-card .card-desc {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 20px;
    line-height: 1.6;
}

/* New Secondary Button Style (Outline) */
.btn-secondary {
    display: inline-block;
    padding: 8px 18px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all 0.3s ease;
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-background-white);
    text-decoration: none;
    transform: translateY(-2px);
}

/* ---
   Responsive adjustments for Poll Grid
--- */

@media (max-width: 992px) {
    /* 2 columns on tablet */
    .poll-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* 1 column on mobile */
    .poll-grid {
        grid-template-columns: 1fr;
    }

    .poll-filters {
        flex-direction: column;
    }
}

/* ---
   Styles for Methodology Page (methodology.html)
--- */

.collaboration-box {
    background-color: var(--color-background-light);
    border: 1px solid var(--color-border);
    border-left: 5px solid var(--color-primary);
    padding: 25px 30px;
    margin-bottom: 25px;
    border-radius: var(--border-radius);
}

.collaboration-box h3 {
    margin-top: 0;
    margin-bottom: 10px;
    color: var(--color-primary-dark);
}

.methodology-detail-list {
    list-style: none;
    margin-top: 40px;
    padding-left: 0; /* Override browser default */
}

.methodology-detail-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 35px;
    align-items: flex-start;
}

.methodology-detail-list .icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-top: -5px;
    flex-shrink: 0;
    width: 50px;
    text-align: center;
}

.methodology-detail-list .content h4 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-primary-dark);
    margin-top: 0;
    margin-bottom: 5px;
}

.methodology-detail-list .content p {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 0;
    line-height: 1.7;
}

/* ---
   Styles for About Us Page (about.html)
--- */

.about-profile-section {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
    margin-bottom: 30px;
    align-items: flex-start;
}

.profile-image-wrapper {
    flex: 1;
    min-width: 250px;
}

.profile-image-wrapper img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--color-border);
}

.profile-bio {
    flex: 2;
    min-width: 300px;
}

.profile-bio h3 {
    font-size: 1.8rem;
    color: var(--color-primary-dark);
    margin-top: 0;
    margin-bottom: 5px;
}

.profile-title {
    font-family: var(--font-sans);
    font-weight: 700;
    color: var(--color-text-muted);
    font-size: 1rem;
    display: block;
    margin-bottom: 15px;
}

.credentials-section h4 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-primary-dark);
    margin-bottom: 15px;
}

.credentials-list {
    list-style-type: none;
    padding-left: 0;
}

.credentials-list li {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 10px;
    padding-left: 30px;
    position: relative;
}

.credentials-list li::before {
    content: '🎓';
    position: absolute;
    left: 0;
    top: -2px;
    font-size: 1.1rem;
}

.contact-info {
    background-color: var(--color-background-light);
    border: 1px solid var(--color-border);
    padding: 25px 30px;
    border-radius: var(--border-radius);
    font-size: 1.05rem;
    line-height: 1.8;
}

.contact-info strong {
    color: var(--color-primary-dark);
}