/* style.css */
:root {
    /* Light Theme (Default) */
    --primary-color: #007bff; /* Deep Blue */
    --primary-gradient: linear-gradient(135deg, #007bff, #0056b3);
    --secondary-color: #6c757d; /* Grey */
    --accent-color: #28a745; /* Green for positive actions */
    --accent-gradient: linear-gradient(135deg, #28a745, #1e7e34);
    --danger-color: #dc3545; /* Red for warnings/risks */
    --light-bg: #f8f9fa;
    --content-bg: #ffffff;
    --dark-text: #343a40;
    --light-text: #ffffff; /* Text on dark backgrounds like primary buttons */
    --muted-text: #6c757d;
    --border-color: #dee2e6;
    --hover-primary-color: #0056b3;
    --hover-accent-color: #1e7e34;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    --border-radius: 6px;
    --glass-bg: rgba(255, 255, 255, 0.6); /* Light glass */
    --glass-blur: 10px;

    /* Dark Theme Variables (will be overridden by .dark-theme class) */
    --primary-color-dark: #0088ff;
    --primary-gradient-dark: linear-gradient(135deg, #0088ff, #0066cc);
    --secondary-color-dark: #89939e;
    --accent-color-dark: #34c759;
    --accent-gradient-dark: linear-gradient(135deg, #34c759, #29a347);
    --danger-color-dark: #ff453a;
    --light-bg-dark: #1c1c1e; /* Very dark grey, almost black */
    --content-bg-dark: #2c2c2e; /* Dark grey for content cards/sections */
    --dark-text-dark: #f2f2f7; /* Off-white for dark theme text */
    --light-text-dark: #1c1c1e; /* Text on dark primary buttons */
    --muted-text-dark: #8d8d93;
    --border-color-dark: #48484a;
    --hover-primary-color-dark: #0066cc;
    --hover-accent-color-dark: #29a347;
    --glass-bg-dark: rgba(44, 44, 46, 0.7); /* Dark glass */
}

body {
    font-family: var(--font-family);
    margin: 0;
    background-color: var(--light-bg); /* Default to light theme */
    color: var(--dark-text);
    line-height: 1.6;
    font-size: 16px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body.dark-theme {
    --primary-color: var(--primary-color-dark);
    --primary-gradient: var(--primary-gradient-dark);
    --secondary-color: var(--secondary-color-dark);
    --accent-color: var(--accent-color-dark);
    --accent-gradient: var(--accent-gradient-dark);
    --danger-color: var(--danger-color-dark);
    --light-bg: var(--light-bg-dark);
    --content-bg: var(--content-bg-dark);
    --dark-text: var(--dark-text-dark);
    --light-text: var(--light-text-dark);
    --muted-text: var(--muted-text-dark);
    --border-color: var(--border-color-dark);
    --hover-primary-color: var(--hover-primary-color-dark);
    --hover-accent-color: var(--hover-accent-color-dark);
    --glass-bg: var(--glass-bg-dark);
}

header {
    background: var(--primary-gradient); /* Use gradient */
    color: var(--light-text); 
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
body.dark-theme header {
    color: var(--dark-text-dark); 
}


nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav ul li a {
    color: var(--light-text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    margin-left: 0.5rem;
    border-radius: var(--border-radius);
    transition: background-color 0.3s ease;
    display: inline-flex; 
    align-items: center;
    gap: 0.5em; 
}
nav ul li a i {
    margin-right: 0.1em; 
}


nav ul li a:hover,
nav ul li a.active-nav {
    background-color: var(--hover-primary-color);
}

main {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}

.page {
    display: none; 
    background-color: var(--content-bg); 
    padding: 25px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    animation: fadeIn 0.5s ease-out;
}

.page.active-page {
    display: block;
}

/* Hero Section on Landing Page */
.hero-section {
    text-align: center;
    padding-top: 30px; 
    padding-bottom: 30px;
    border-bottom: none; /* Remove default page-header border for hero */
}

.hero-section h1 {
    font-size: 2.8rem; 
    margin-bottom: 0.75rem;
}

.hero-section .sub-headline {
    font-size: 1.3rem;
    color: var(--muted-text);
    margin-bottom: 25px;
    max-width: 700px; 
    margin-left: auto;
    margin-right: auto;
}

.btn-large-cta {
    padding: 15px 35px;
    font-size: 1.2rem;
}

/* Landing Page Content Specific Styles */
.landing-content {
    padding-top: 20px;
}

.landing-section {
    margin-bottom: 40px;
    padding: 20px;
    background-color: var(--content-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.landing-section h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.landing-section.welcome-section h2 { /* More subtle welcome */
    border-bottom: none;
    text-align: left;
    font-size: 1.6rem;
}


.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    background-color: transparent; /* Grid container itself is transparent */
    box-shadow: none;
    padding: 0; /* No padding for the grid container itself */
}

.feature-card {
    background-color: var(--content-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center; /* Center icon and heading */
    border: 1px solid var(--border-color);
}
body.dark-theme .feature-card {
    background-color: var(--content-bg-dark);
    border-color: var(--border-color-dark);
}


.feature-card-icon {
    font-size: 2rem; /* Icon size within fa-2x in HTML */
    color: var(--primary-color);
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--dark-text);
    margin-top: 0;
    margin-bottom: 10px;
}
body.dark-theme .feature-card h3 {
    color: var(--dark-text-dark);
}

.feature-card p, .feature-card ul {
    font-size: 0.95rem;
    color: var(--muted-text);
    text-align: left; /* Align text left for readability */
}
.feature-card ul {
    padding-left: 20px;
    list-style-position: outside;
}
.feature-card ul li {
    margin-bottom: 5px;
}


.how-to-use-section h2 {
    text-align: center;
    margin-bottom: 30px;
}

.how-to-steps-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.how-to-step {
    display: flex;
    align-items: flex-start; /* Align icon top with text */
    gap: 20px;
    padding: 15px;
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}
body.dark-theme .how-to-step {
    background-color: var(--content-bg-dark); /* Slightly different from page bg */
    border-color: var(--border-color-dark);
}

.how-to-step-icon {
    color: var(--accent-color);
    font-size: 1.8rem; /* Icon size within fa-3x in HTML */
    margin-top: 5px; /* Align with text better */
}
body.dark-theme .how-to-step-icon {
    color: var(--accent-color-dark);
}

.how-to-step-content h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 8px;
}
.how-to-step-content p {
    margin-bottom: 5px;
    font-size: 0.95rem;
}
.how-to-step-content small {
    font-size: 0.85rem;
    color: var(--muted-text);
}

.how-to-step-connector { /* Optional: if using connectors between column items */
    display: none; /* Hidden for column layout, enable for row layout */
    font-size: 1.5rem;
    color: var(--muted-text);
    align-self: center;
}

.supplementary-info {
    background-color: var(--light-bg);
    padding: 20px;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}
body.dark-theme .supplementary-info {
    background-color: var(--content-bg-dark);
}
.supplementary-info h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 10px;
}
.supplementary-info ul {
    padding-left: 20px;
    margin-bottom: 10px;
}
.text-center { text-align: center; }


@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.page-header {
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.page-header h1 {
    font-size: 2rem;
    margin-top: 0;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.page-header p {
    font-size: 1.1rem;
    color: var(--muted-text); 
    margin-bottom: 0;
}

/* Forms General Styling */
label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--dark-text); 
    font-size: 0.95rem;
}

input[type="text"],
input[type="email"], 
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-sizing: border-box;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background-color: var(--content-bg); 
    color: var(--dark-text); 
}
body.dark-theme input[type="text"],
body.dark-theme select,
body.dark-theme textarea {
    background-color: var(--light-bg-dark); 
    border-color: var(--border-color-dark);
}


input[type="text"]:focus,
select:focus,
textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem var(--primary-color)40; 
    outline: none;
}

textarea {
    min-height: 80px;
    resize: vertical;
}

.inline-text-input {
    width: auto;
    margin-left: 5px;
    padding: 4px 8px;
    font-size: 0.9rem;
}

.btn {
    padding: 10px 20px;
    font-size: 1rem;
    font-weight: bold;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
    text-align: center;
    display: inline-flex; 
    align-items: center;
    justify-content: center;
    gap: 0.5em; 
}
.btn i {
    margin-right: 0.1em; 
}


.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: var(--primary-gradient); 
    color: var(--light-text); 
}
.btn-primary:hover {
    background: var(--hover-primary-color); 
}

.btn-success {
    background: var(--accent-gradient); 
    color: var(--light-text);
}
.btn-success:hover {
    background: var(--hover-accent-color);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--light-text); 
    margin-left: 10px;
}
body.dark-theme .btn-secondary {
    color: var(--dark-text-dark); 
}
.btn-secondary:hover {
    background-color: #5a6268; 
}
body.dark-theme .btn-secondary:hover {
    background-color: #707880;
}


.btn-promote {
    background-color: #ffc107; 
    color: var(--dark-text); 
    font-size: 0.8rem;
    padding: 4px 8px;
    margin-top: 5px;
}
.btn-promote:hover {
    background-color: #e0a800;
}


/* Page 1: Matrix Configuration */
.matrix-config-container {
    margin-bottom: 30px;
}
.axis-config-section h2,
/* .page-header h1, (already styled, hero has its own) */
#matrix-display-area h2,
.axis-setup h3,
#deep-dive-idea-title,
#deep-dive-form legend,
.modal-content h4,
/* .about-content h2, .about-content h3, (now landing-section h2/h3) */
.mini-glossary h4,
.idea-selection-area label { 
    display: inline-flex; 
    align-items: center;
    gap: 0.4em; 
}
.axis-config-section h2 i,
/* .page-header h1 i, */
#matrix-display-area h2 i,
.axis-setup h3 i,
#deep-dive-idea-title i,
#deep-dive-form legend i,
.modal-content h4 i,
/* .about-content h2 i, .about-content h3 i, */
.mini-glossary h4 i,
.idea-selection-area label i {
    font-size: 0.9em; 
}


.axis-config-section h2 {
    margin-top: 0;
    color: var(--primary-color);
    font-size: 1.5rem;
}
.axes-setup {
    display: flex;
    gap: 30px;
    margin-bottom: 20px;
}
.axis-setup {
    flex: 1;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--light-bg); 
}
body.dark-theme .axis-setup {
    background-color: var(--content-bg-dark); 
}

.axis-setup h3 {
    margin-top: 0;
    font-size: 1.2rem;
    color: var(--dark-text); 
}
.options-group {
    max-height: 180px;
    overflow-y: auto;
    padding: 10px;
    border: 1px solid var(--border-color); 
    border-radius: 4px;
    background-color: var(--content-bg); 
    margin-bottom: 10px;
}
.options-group label {
    font-weight: normal;
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    cursor: pointer;
    font-size: 0.9rem;
}
.options-group input[type="checkbox"] {
    margin-right: 10px;
    width: auto;
    margin-bottom: 0;
}

#generate-matrix-btn {
    display: block;
    margin: 20px auto 0 auto;
    min-width: 250px;
}

/* Tooltip Styles */
.tooltip-trigger {
    cursor: help;
    color: var(--primary-color);
    margin-left: 5px; 
    display: inline-block; 
    position: relative; 
}

.tooltip-content {
    display: none;
    position: absolute;
    bottom: 100%; 
    left: 50%;
    transform: translateX(-50%) translateY(-5px); 
    background-color: var(--dark-text);
    color: var(--light-bg);
    padding: 8px 12px;
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    width: max-content; 
    max-width: 250px; 
    z-index: 10; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    text-align: left;
}

.tooltip-trigger:hover .tooltip-content { 
    display: block;
}


/* Matrix Display Area */
#matrix-display-area h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
}
.interactive-matrix-container {
    overflow-x: auto; 
    margin-top: 15px;
}
#creative-matrix-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed; 
}
#creative-matrix-table th,
#creative-matrix-table td {
    border: 1px solid var(--border-color);
    padding: 12px;
    text-align: left;
    vertical-align: top;
    min-width: 180px; 
}
#creative-matrix-table th {
    background-color: var(--light-bg); 
    color: var(--muted-text); 
    font-size: 0.9rem;
    font-weight: bold;
    height: 60px; 
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: normal;
}
#creative-matrix-table td {
    height: 150px; 
    background-color: var(--content-bg); 
    cursor: pointer; 
    transition: background-color 0.2s ease;
}
#creative-matrix-table td:hover {
    background-color: var(--light-bg); 
}

.matrix-cell-content { 
    display: flex;
    flex-direction: column;
    gap: 8px;
    height: 100%;
}
.sticky-note-item {
    background-color: #fff3cd; 
    padding: 8px 10px;
    border-radius: 4px;
    box-shadow: var(--box-shadow); 
    font-size: 0.9rem;
    border-left: 3px solid #ffeeba; 
    color: #664d03; 
}
body.dark-theme .sticky-note-item {
    background-color: #4d4223; 
    border-left-color: #856404;
    color: #fff3cd;
}
.sticky-note-item p {
    margin: 0 0 5px 0;
    word-wrap: break-word;
    font-weight: 500; 
}

/* Sticky Note Attributes (Priority/Impact) */
.sticky-attributes {
    font-size: 0.75rem;
    color: var(--muted-text);
    margin-top: 5px;
    padding-top: 5px;
    border-top: 1px dashed var(--border-color);
}
.sticky-attributes span {
    margin-right: 10px;
    font-weight: bold;
}
.priority-high { color: var(--danger-color); }
.priority-medium { color: #fd7e14; } 
.priority-low { color: var(--accent-color); }

.impact-high { /* Could use icons or stronger visual cues */ }
.impact-medium { }
.impact-low { }

.promoted-indicator {
    font-size: 0.8em;
    color: var(--accent-color);
    font-weight: bold;
    display: block;
    margin-top: 5px;
}

body.dark-theme .tooltip-content {
    background-color: var(--light-bg-dark);
    color: var(--dark-text-dark);
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}
body.dark-theme .priority-high { color: var(--danger-color-dark); }
body.dark-theme .priority-medium { color: #ff9933; } 
body.dark-theme .priority-low { color: var(--accent-color-dark); }
body.dark-theme .promoted-indicator {
    color: var(--accent-color-dark);
}


/* Page 2: Deep Dive */
.mini-glossary {
    background-color: var(--light-bg); 
    border: 1px solid var(--border-color); 
    border-radius: var(--border-radius);
    padding: 10px 15px;
    margin-top: 15px;
    font-size: 0.9rem;
}
.mini-glossary h4 {
    margin-top: 0;
    margin-bottom: 8px;
    color: var(--primary-color);
}
.mini-glossary p {
    margin: 0;
    line-height: 1.5;
}
.mini-glossary p span {
    margin-right: 15px;
    display: inline-block; 
}

.idea-selection-area {
    margin-bottom: 25px;
    padding: 15px;
    background-color: var(--light-bg); 
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}
.idea-selection-area label {
    font-size: 1.1rem;
    margin-bottom: 10px;
}
#deep-dive-idea-title {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.6rem;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--border-color);
}

#deep-dive-form fieldset {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 25px;
    background-color: var(--content-bg); 
}
#deep-dive-form legend {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--dark-text); 
    padding: 0 10px;
    margin-left: 10px; 
}
#deep-dive-form fieldset div { 
    margin-bottom: 18px;
}
#deep-dive-form fieldset div:last-child {
    margin-bottom: 0;
}

.checkbox-group {
    padding: 10px;
    border: 1px solid var(--border-color); 
    border-radius: var(--border-radius);
    background-color: var(--light-bg); 
    max-height: 200px; 
    overflow-y: auto;
}
.checkbox-group label {
    font-weight: normal;
    display: block; 
    margin-bottom: 8px;
    font-size: 0.95rem;
}
.checkbox-group label input[type="checkbox"] {
    margin-right: 8px;
    vertical-align: middle;
}

#save-deep-dive-btn {
    display: block;
    width: auto;
    min-width: 250px;
    margin: 20px auto 0 auto;
}


/* Modal Styling */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
    align-items: center;
    justify-content: center;
    animation: fadeInModal 0.3s ease-out;
}

@keyframes fadeInModal {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: var(--glass-bg); 
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    padding: 25px 30px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.18); 
    width: 90%;
    max-width: 500px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37); 
    position: relative;
    animation: slideInModal 0.3s ease-out;
}
body.dark-theme .modal-content {
    border: 1px solid rgba(255, 255, 255, 0.1); 
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

@keyframes slideInModal {
    from { transform: translateY(-30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-content h4 {
    margin-top: 0;
    font-size: 1.4rem;
    color: var(--primary-color);
}
.close-button {
    color: var(--muted-text); 
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}
.close-button:hover,
.close-button:focus {
    color: var(--dark-text); 
}
#modal-idea-text {
    margin-top: 10px;
    margin-bottom: 15px; /* Reduced margin to accommodate selectors */
}

/* Modal Selectors for Priority/Impact */
.modal-selectors {
    display: flex;
    justify-content: space-between;
    gap: 20px; 
    margin-top: 15px;
    margin-bottom: 20px;
}

.modal-selectors > div {
    flex: 1; 
}

.modal-selectors label {
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.modal-selectors select {
    width: 100%;
    padding: 8px 10px; 
    font-size: 0.95rem;
}


/* Footer */
footer {
    text-align: center;
    padding: 20px;
    margin-top: 30px;
    font-size: 0.9rem;
    color: var(--muted-text); 
    border-top: 1px solid var(--border-color);
}

/* Notification Container */
.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000; 
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0,0,0,0.15);
    color: #ffffff !important; 
    font-size: 0.95rem;
    opacity: 0;
    transform: translateX(100%);
    transition: opacity 0.3s ease, transform 0.3s ease;
    min-width: 250px;
    max-width: 350px;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification.info {
    background-color: var(--primary-color);
}
body.dark-theme .notification.info {
    background-color: var(--primary-color-dark);
}

.notification.success {
    background-color: var(--accent-color);
}
body.dark-theme .notification.success {
    background-color: var(--accent-color-dark);
}

.notification.error {
    background-color: var(--danger-color);
}
body.dark-theme .notification.error {
    background-color: var(--danger-color-dark);
}


/* Responsive adjustments */
@media (max-width: 992px) {
    .axes-setup {
        flex-direction: column;
    }
    #creative-matrix-table th,
    #creative-matrix-table td {
        min-width: 150px; 
    }
    .features-grid {
        grid-template-columns: 1fr; /* Stack cards on medium screens */
    }
    .how-to-steps-container {
        flex-direction: column; /* Stack steps */
    }
    .how-to-step-connector {
        display: none; /* Hide connector in column layout */
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        align-items: flex-start;
    }
    nav ul {
        margin-top: 10px;
        flex-direction: column;
        width: 100%;
    }
    nav ul li a {
        display: block;
        margin-left: 0;
        margin-bottom: 5px;
        text-align: center;
    }
    .logo { margin-bottom: 10px; }
    .page-header h1 { font-size: 1.6rem; }
    .hero-section h1 { font-size: 2.2rem; } 
    .hero-section .sub-headline { font-size: 1.1rem; }
    .btn-large-cta { padding: 12px 25px; font-size: 1rem; }
    .page-header p { font-size: 1rem; }
    #deep-dive-form legend { font-size: 1.1rem; }
    #creative-matrix-table th,
    #creative-matrix-table td {
        font-size: 0.85rem;
        padding: 8px;
        min-width: 120px;
    }
    .sticky-note-item { font-size: 0.8rem; }
    .modal-selectors { flex-direction: column; gap: 10px; }

    .landing-section h2 { font-size: 1.5rem; }
    .feature-card h3 { font-size: 1.2rem; }
    .how-to-step-content h4 { font-size: 1.1rem; }
}

/* Original .about-content styles - now for .landing-content sections */
.landing-content h2 { /* General h2 within landing sections if not overridden */
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 25px;
    margin-bottom: 10px;
    padding-bottom: 5px;
    /* border-bottom: 1px solid var(--border-color); (Handled by .landing-section h2) */
}

.landing-content h3 { /* General h3 within landing sections if not overridden */
    color: var(--dark-text);
    font-size: 1.2rem;
    margin-top: 20px;
    margin-bottom: 8px;
}
body.dark-theme .landing-content h3 {
    color: var(--dark-text-dark);
}


.landing-content ul,
.landing-content ol {
    margin-bottom: 15px;
    padding-left: 25px; 
}

.landing-content ul li,
.landing-content ol li {
    margin-bottom: 8px;
}

.landing-content ul ul,
.landing-content ol ul { 
    margin-top: 8px;
    margin-bottom: 8px;
}

.landing-content strong {
    color: var(--dark-text);
}
body.dark-theme .landing-content strong {
    color: var(--dark-text-dark);
}


.landing-content a {
    color: var(--primary-color);
    text-decoration: none;
}

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

/* Theme Switcher Styles */
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; 
    gap: 10px;
}

.theme-switcher {
    display: flex;
    align-items: center;
}

.theme-toggle-label {
    position: relative;
    display: inline-flex; 
    align-items: center;
    width: auto; 
    height: 26px; 
    cursor: pointer;
    color: var(--muted-text); 
    gap: 8px; 
}

.theme-toggle-label input[type="checkbox"] {
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-toggle-label .slider {
    position: relative;
    display: inline-block;
    width: 44px; 
    height: 22px; 
    background-color: var(--secondary-color);
    border-radius: 22px; 
    transition: background-color 0.3s;
}

.theme-toggle-label .slider::before {
    position: absolute;
    content: "";
    height: 18px; 
    width: 18px;
    left: 2px; 
    bottom: 2px; 
    background-color: white;
    border-radius: 50%;
    transition: transform 0.3s;
}

.theme-toggle-label input:checked + .slider {
    background-color: var(--primary-color);
}
body.dark-theme .theme-toggle-label input:checked + .slider {
     background-color: var(--primary-color-dark);
}


.theme-toggle-label input:checked + .slider::before {
    transform: translateX(22px); 
}

.theme-toggle-label .fa-sun,
.theme-toggle-label .fa-moon {
    font-size: 1.1rem; 
}

body.dark-theme .theme-toggle-label {
    color: var(--muted-text-dark);
}

/* Accordion Styles for Deep Dive Form */
.accordion .accordion-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 15px; 
    background-color: var(--content-bg);
}

.accordion .accordion-header {
    font-size: 1.2rem; 
    font-weight: bold;
    color: var(--dark-text);
    padding: 15px 20px; 
    margin: 0; 
    cursor: pointer;
    position: relative; 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    border-bottom: 1px solid transparent; 
}
.accordion .accordion-item.active .accordion-header {
    border-bottom-color: var(--border-color);
    color: var(--primary-color);
}


.accordion .accordion-header::after { 
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\f078"; 
    font-size: 0.9em;
    transition: transform 0.3s ease;
    color: var(--muted-text);
}

.accordion .accordion-item.active .accordion-header::after {
    transform: rotate(-180deg); 
    color: var(--primary-color);
}

.accordion .accordion-content {
    padding: 0px 20px 20px 20px; 
    display: none; 
    border-top: none; 
    animation: fadeInContent 0.4s ease-out;
}

.accordion .accordion-item.active .accordion-content {
    display: block;
}

@keyframes fadeInContent {
    from { opacity: 0; max-height: 0; } 
    to { opacity: 1; max-height: 2000px; } 
}


/* Adjust fieldset within accordion if needed */
#deep-dive-form .accordion-item {
    padding: 0; 
    background-color: transparent; 
    border: none; 
}

#deep-dive-form .accordion-item .accordion-header {
    background-color: var(--light-bg); 
    border-radius: var(--border-radius) var(--border-radius) 0 0; 
}
body.dark-theme #deep-dive-form .accordion-item .accordion-header {
    background-color: var(--content-bg-dark); 
}


#deep-dive-form .accordion-item.active .accordion-header {
     border-radius: var(--border-radius) var(--border-radius) 0 0;
}

#deep-dive-form .accordion-item .accordion-content {
    background-color: var(--content-bg);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius); 
    padding-top: 20px; 
}
body.dark-theme #deep-dive-form .accordion-item .accordion-content {
    background-color: var(--light-bg-dark); 
    border-color: var(--border-color-dark);
}