/* --- Root Variables for Theming with Your Brand Colors --- */
:root {
    /* Light Mode Palette */
    --bg-color: #f4f6f6;
    --card-bg-color: #ffffff;
    --text-color: #154360;
    --heading-color: #154360;
    --subtle-text-color: #5d6d7e;
    --border-color: #d5dbdb;
    --primary-action-color: #2ECC71;
    --primary-action-hover-color: #28b463;
    --shadow-color: rgba(0, 0, 0, 0.05);
    --link-color: var(--primary-action-color); 

    /* Variables for specific UI elements */
    --disabled-bg-color: #cccccc;
    --disabled-text-color: #888888;
    --toggle-bg-color: #ccc;
    --toggle-handle-color: #ffffff;
    --spinner-track-color: rgba(0, 0, 0, 0.1);
    --spinner-color: #5d6d7e;
    --subtle-hover-bg: #e9ecef;
    --primary-action-text-color: #ffffff;
    --focus-shadow-color: rgba(46, 204, 113, 0.4);
}

body.dark-mode {
    /* Dark Mode Palette */
    --bg-color: #154360;
    --card-bg-color: #1a5276;
    --text-color: #eaf2f8;
    --heading-color: #ffffff;
    --subtle-text-color: #aed6f1;
    --border-color: #2471a3;
    --primary-action-color: #2ECC71;
    --primary-action-hover-color: #58d68d;
    --shadow-color: rgba(0, 0, 0, 0.2);
    --link-color: var(--primary-action-hover-color);

    /* Dark mode definitions for specific UI elements */
    --disabled-bg-color: #5d6d7e;
    --disabled-text-color: #aed6f1;
    --toggle-bg-color: #5d6d7e;
    --toggle-handle-color: #1a5276;
    --spinner-track-color: rgba(255, 255, 255, 0.2);
    --spinner-color: #ffffff;
    --subtle-hover-bg: #2471a3;
    --primary-action-text-color: #ffffff;
    --focus-shadow-color: rgba(88, 214, 141, 0.4);
}

/* --- General & Typography --- */
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

.page-wrapper {
    max-width: 950px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* --- Header & Theme Switcher --- */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

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

.logo-image { 
    height: 120px; 
    width: auto; 
}

.logo-dark { 
    display: none; 
}

body.dark-mode .logo-light { 
    display: none; 
}

body.dark-mode .logo-dark { 
    display: block; 
}

.header-controls { 
    display: flex; 
    flex-wrap: wrap; 
    align-items: center; 
    gap: 0.5rem; 
    position: relative;
}

/* --- Clean Header Navigation Links --- */
.header-controls .action-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.header-controls .action-btn:hover {
    background: var(--primary-action-color);
    color: white;
    border-color: var(--primary-action-color);
    transform: translateY(-1px);
}

/* --- Dropdown Menu --- */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.dropdown-btn:hover {
    background: var(--primary-action-color);
    color: white;
    border-color: var(--primary-action-color);
    transform: translateY(-1px);
}

.dropdown.active .dropdown-icon {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    margin-top: 0.5rem;
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 1px solid var(--border-color);
}

.dropdown-item:last-child {
    border-bottom: none;
    border-radius: 0 0 12px 12px;
}

.dropdown-item:first-child {
    border-radius: 12px 12px 0 0;
}

.dropdown-item:hover {
    background: var(--primary-action-color);
    color: white;
}

/* --- Hero Section --- */
.hero-section {
    text-align: center;
    margin-bottom: 3rem;
}
.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--heading-color);
    margin-bottom: 1rem;
    text-wrap: balance;
}
.hero-section p {
    font-size: 1.2rem;
    color: var(--subtle-text-color);
    max-width: 600px;
    margin: 0 auto;
}

/* --- REDESIGNED LAYOUT --- */
.app-container {
    display: flex;
    flex-direction: column;
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--card-bg-color);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 12px 40px var(--shadow-color);
    border: 1px solid var(--border-color);
    gap: 2rem;
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

/* --- Input Section --- */
.input-area {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.input-label {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--heading-color);
}

textarea {
    min-height: 120px;
    border: 2px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    border-radius: 12px;
    padding: 1rem;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    resize: vertical;
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-action-color);
    box-shadow: 0 0 0 3px var(--focus-shadow-color);
    transform: translateY(-2px);
}

/* --- Submit Button Redesigned (MOVED UP) --- */
button#submit-btn {
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-action-color), var(--primary-action-hover-color));
    color: var(--primary-action-text-color);
    border: none;
    border-radius: 15px;
    font-size: 1.3rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    min-height: 70px;
    box-shadow: 0 8px 25px rgba(46, 204, 113, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

button#submit-btn:hover:not(:disabled) {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(46, 204, 113, 0.5);
    background: linear-gradient(135deg, #58d68d, #27ae60);
}

button#submit-btn:disabled {
    background: var(--disabled-bg-color);
    color: var(--disabled-text-color);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* --- One Click Actions Redesigned --- */
.one-click-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 1rem;
    background: linear-gradient(135deg, var(--bg-color), var(--subtle-hover-bg));
    border: 2px solid var(--border-color);
    color: var(--text-color);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.action-btn:hover {
    background: linear-gradient(135deg, var(--subtle-hover-bg), var(--primary-action-color));
    color: white;
    border-color: var(--primary-action-color);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(46, 204, 113, 0.3);
}

.action-icon {
    font-size: 1.4rem;
    display: flex;
    align-items: center;
}

.forecast-group {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
    align-items: center;
}

#location-input {
    padding: 1rem;
    border: 2px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    border-radius: 12px;
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

#location-input:focus {
    outline: none;
    border-color: var(--primary-action-color);
    box-shadow: 0 0 0 3px var(--focus-shadow-color);
}

/* --- Submit Button Redesigned (MOVED UP) --- */
button#submit-btn {
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-action-color), var(--primary-action-hover-color));
    color: var(--primary-action-text-color);
    border: none;
    border-radius: 15px;
    font-size: 1.3rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    min-height: 70px;
    box-shadow: 0 8px 25px rgba(46, 204, 113, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

button#submit-btn:hover:not(:disabled) {
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(46, 204, 113, 0.5);
    background: linear-gradient(135deg, #58d68d, #27ae60);
}

button#submit-btn:disabled {
    background: var(--disabled-bg-color);
    color: var(--disabled-text-color);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

#new-chat-btn.secondary {
    margin-top: 0;
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--subtle-text-color);
    font-weight: 500;
    padding: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

#new-chat-btn.secondary:hover {
    background: var(--subtle-hover-bg);
    color: var(--text-color);
    border-color: var(--subtle-text-color);
    transform: translateY(-2px);
}

/* --- Response Area Redesigned --- */
.response-area {
    width: 100%;
    border: 2px solid var(--border-color);
    background-color: var(--bg-color);
    border-radius: 15px;
    padding: 2rem;
    min-height: 500px;
    max-height: 70vh;
    overflow-y: auto;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

#response-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-color);
}
#response-text p { margin-top: 0; margin-bottom: 1em; }
#response-text hr { border: none; height: 1px; background-color: var(--border-color); margin: 2rem 0; }
#response-text strong, #response-text h3 { color: var(--heading-color); }

#response-text a, .post-content a, .blog-post-preview a {
    color: var(--link-color);
    text-decoration: none;
    font-weight: 600;
}
#response-text a:hover, .post-content a:hover, .blog-post-preview a:hover {
    text-decoration: underline;
}

.spinner-inline {
    width: 24px;
    height: 24px;
    border: 3px solid var(--spinner-track-color);
    border-top-color: var(--spinner-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* --- Blog Page Styles --- */
.blog-list { display: flex; flex-direction: column; gap: 3rem; }
.blog-post-preview {
    background-color: var(--card-bg-color);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}
.post-meta { color: var(--subtle-text-color); font-size: 0.9rem; margin-bottom: 1rem; }

.post-feature-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 2rem;
}

/* --- CTA Section Styles --- */
.cta-section {
    text-align: center;
    background-color: var(--card-bg-color);
    padding: 3rem 2rem;
    margin-top: 4rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}
.cta-section h2 {
    font-size: 2rem;
    color: var(--heading-color);
    margin-top: 0;
    margin-bottom: 0.5rem;
}
.cta-section p {
    color: var(--subtle-text-color);
    margin-bottom: 1.5rem;
}
.primary-cta {
    background-color: var(--primary-action-color);
    color: var(--primary-action-text-color);
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: background-color 0.2s ease;
}
.primary-cta:hover {
    background-color: var(--primary-action-hover-color);
    color: var(--primary-action-text-color);
}

/* --- Feature Comparison Section Styling --- */
.feature-section {
    padding: 4rem 0;
    text-align: center;
}
.section-title {
    font-size: 2.5rem;
    color: var(--heading-color);
    margin-bottom: 3rem;
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    text-align: left;
}
.feature-card {
    background-color: var(--card-bg-color);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-action-color);
    margin-bottom: 1rem;
}
.feature-card h3 {
    font-size: 1.25rem;
    color: var(--heading-color);
    margin-top: 0;
    margin-bottom: 0.5rem;
}
.feature-card p {
    color: var(--subtle-text-color);
    line-height: 1.6;
    margin-bottom: 0;
}

/* --- Context Box Redesign --- */
#user-context {
    background: var(--subtle-hover-bg) !important;
    padding: 10px !important;
    border-radius: 8px !important;
    margin-bottom: 15px !important;
    border: 1px solid var(--border-color) !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

#user-context button {
    background: var(--primary-action-color) !important;
    color: white !important;
    border: none !important;
    padding: 4px 8px !important;
    border-radius: 4px !important;
    font-size: 0.8rem !important;
}

/* Hide the Clear button */
#user-context button[onclick*="clear"],
#user-context button[onclick*="Clear"] {
    display: none !important;
}

#user-context small {
    display: block !important;
    margin-top: 5px !important;
    color: var(--subtle-text-color) !important;
}
.main-footer { text-align: center; padding: 2rem 0; font-size: 0.9rem; color: var(--subtle-text-color); }

/* --- Theme Switcher --- */
.theme-switcher { display: flex; align-items: center; gap: 8px; }
.theme-label { font-size: 0.9rem; color: var(--subtle-text-color); }
.theme-toggle-checkbox { display: none; }
.theme-toggle-label {
    position: relative;
    display: block;
    width: 44px;
    height: 24px;
    background-color: var(--toggle-bg-color);
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.3s;
}
.theme-toggle-label::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: var(--toggle-handle-color);
    border-radius: 50%;
    transition: transform 0.3s;
}
.theme-toggle-checkbox:checked + .theme-toggle-label { background-color: var(--primary-action-color); }
.theme-toggle-checkbox:checked + .theme-toggle-label::after { transform: translateX(20px); }

/* --- Generator Page Styles --- */
.generator-container {
    background-color: var(--card-bg-color);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 8px 32px var(--shadow-color);
    border: 1px solid var(--border-color);
}
.generator-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}
#topic-input {
    padding: 12px;
    font-size: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
}
#topic-input:focus {
    outline: none;
    border-color: var(--primary-action-color);
    box-shadow: 0 0 0 3px var(--focus-shadow-color);
}
#generate-btn {
    padding: 16px;
}
#random-btn.secondary {
    margin-top: 0;
    text-align: center;
    justify-content: center;
}
.generator-container .response-area {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    min-height: 200px;
    border-left: none;
    border-right: none;
    border-bottom: none;
    background-color: transparent;
    padding: 2rem 0 0 0;
    height: auto;
    max-height: none;
}

/* --- Styles for Markdown Tables (PDF Fix) --- */
#response-text table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
    page-break-inside: avoid;
}
#response-text th, #response-text td {
    border: 1px solid var(--border-color);
    padding: 12px;
    text-align: left;
}
#response-text th {
    background-color: var(--subtle-hover-bg);
    font-weight: 600;
}
#response-text h1, #response-text h2, #response-text h3 {
    page-break-after: avoid;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .app-container {
        grid-template-columns: 1fr;
    }
    .page-wrapper {
        max-width: 95%;
    }
}
@media (max-width: 768px) {
    .page-wrapper { padding: 1rem; }
    .main-header { flex-direction: column; gap: 1.5rem; padding-bottom: 0; }
    .hero-section h1 { font-size: 2.25rem; }
    .hero-section p { font-size: 1.1rem; }
    .app-container, .feature-section, .generator-container { padding: 1.5rem; }
    .response-area { height: auto; min-height: 400px; max-height: 60vh; }
}