/* css/base.css */

/* Import structural CSS for header and footer */
@import url('header.css');
@import url('footer.css');

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --- THEME VARIABLE SYSTEM --- */
:root {
    /* LIGHT THEME (DEFAULT) */
    --bg-main: #FFFFFF;
    --bg-surface: #F8F9FA;
    --bg-subtle: #E9ECEF;
    --bg-wash: #F1F3F5;

    --border-main: #DEE2E6;
    --border-subtle: #CED4DA;

    --text-main: #212529;
    --text-secondary: #6C757D;
    --text-headings: #1A1D20;

    --accent-main: #007BFF;
    --accent-main-hover: #0056b3;
    --accent-main-rgb: 0, 123, 255;
    --accent-secondary: #6F42C1;
    --accent-secondary-hover: #5a2d9e;
    --gradient-main: linear-gradient(135deg, var(--accent-main) 0%, var(--accent-secondary) 100%);
    --gradient-accent-vibrant: linear-gradient(135deg, var(--accent-main) 0%, #00C6FF 100%);

    --shadow-main-soft: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-main-medium: 0 5px 15px rgba(0, 0, 0, 0.08);
    --shadow-main-large: 0 10px 30px rgba(0, 0, 0, 0.1);

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-headings: 'Poppins', var(--font-primary);
}

[data-theme="dark"] {
    /* DARK THEME */
    --bg-main: #0D1117;
    --bg-surface: #161B22;
    --bg-subtle: #101419;
    --bg-wash: #101419;

    --border-main: #30363D;
    --border-subtle: #2A2F36;

    --text-main: #C9D1D9;
    --text-secondary: #8B949E;
    --text-headings: #E6EDF3;

    --accent-main: #58A6FF;
    --accent-main-hover: #79B8FF;
    --accent-main-rgb: 88, 166, 255;
    --accent-secondary: #A371F7;
    --accent-secondary-hover: #b18aff;
    --gradient-main: linear-gradient(135deg, var(--accent-main) 0%, #3484E6 100%);
    --gradient-accent-vibrant: linear-gradient(135deg, var(--accent-main) 0%, #5EF0FF 100%);

    --shadow-main-soft: 0 4px 12px rgba(0, 0, 0, 0.2);
    --shadow-main-medium: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-main-large: 0 15px 40px rgba(0, 0, 0, 0.35);
}
/* --- END THEME VARIABLE SYSTEM --- */

body {
    font-family: var(--font-primary);
    line-height: 1.65;
    color: var(--text-main);
    background-color: var(--bg-main);
    transition: background-color 0.2s ease, color 0.2s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
}

/* --- GLOBAL BUTTON STYLES --- */
.btn {
    padding: 0.8rem 1.75rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease-in-out;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
    border: 1px solid transparent;
    letter-spacing: 0.5px;
}
.btn-primary {
    background-color: var(--accent-main);
    color: #FFFFFF;
    border-color: var(--accent-main);
}
[data-theme="dark"] .btn-primary {
    color: var(--bg-main);
}
.btn-primary:hover {
    background-color: var(--accent-main-hover);
    border-color: var(--accent-main-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(var(--accent-main-rgb), 0.25);
}
.btn-secondary {
    background-color: transparent;
    color: var(--accent-main);
    border: 1px solid var(--accent-main);
}
.btn-secondary:hover {
    background-color: rgba(var(--accent-main-rgb), 0.1);
    color: var(--accent-main-hover);
    border-color: var(--accent-main-hover);
    transform: translateY(-2px);
}
.btn-large {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
}
.btn-small {
    font-size: 0.85rem; 
    padding: 0.5rem 1rem; 
}
.btn:focus-visible {
    outline: 2px solid var(--accent-main);
    outline-offset: 2px;
}
.btn-danger-outline {
    background-color: transparent;
    color: #F85149;
    border: 1px solid #F85149;
}
.btn-danger-outline:hover {
    background-color: rgba(248,81,73,0.1);
    color: #ff6b63; border-color: #ff6b63;
}
.btn-danger-outline:disabled { color: var(--text-secondary); border-color: var(--border-main); opacity: 0.5; }
.btn .btn-icon {
    width: 16px; height: 16px;
    margin-right: 0.4rem; vertical-align: middle;
    stroke-width: 2;
}
/* --- END GLOBAL BUTTON STYLES --- */

/* --- GLOBAL GRADIENT TEXT --- */
.gradient-text {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding-bottom: 0.1em;
}
/* --- END GLOBAL GRADIENT TEXT --- */

/* --- COMMON PAGE & SECTION STYLING --- */
.page-content-below-tool {
    flex-shrink: 0;
    background-color: var(--bg-main);
}
.tool-header-main {
    text-align: center;
    margin-bottom: 1rem;
    flex-shrink: 0;
    width: 100%;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.tool-page-title {
    font-family: var(--font-headings);
    font-size: clamp(2.0rem, 5vw, 2.8rem);
    font-weight: 700;
    color: var(--text-headings);
    margin: 0 0 0.3rem 0;
}
.tool-page-description {
    font-size: clamp(0.85rem, 2vw, 1rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}
.content-section {
    padding: 3rem 1.5rem;
    border-bottom: 1px solid var(--border-main);
}
.content-section:last-child {
    border-bottom: none;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}
.section-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}
.section-title {
    font-family: var(--font-headings);
    font-size: clamp(1.8rem, 4.5vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-headings);
    letter-spacing: -0.5px;
}
.section-description {
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
}
.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    text-align: center;
}
.step-item {
    background-color: var(--bg-surface);
    padding: 1.75rem 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-main);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.step-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-main-medium);
}
.step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-main);
    color: white;
    font-size: 1.4rem;
    font-weight: bold;
    border-radius: 50%;
    margin-bottom: 1rem;
}
.step-item h3 {
    font-family: var(--font-headings);
    font-size: 1.2rem;
    color: var(--text-headings);
    margin-bottom: 0.5rem;
}
.step-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}
.step-item img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin-top: 0.5rem;
    border: 1px solid var(--border-subtle);
    opacity: 0.9;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}
.feature-item {
    background-color: var(--bg-surface);
    padding: 1.75rem 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-main);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-main-medium);
}
.feature-icon-alt {
    font-size: 2.2rem;
    margin-bottom: 0.75rem;
    color: var(--accent-main);
    line-height: 1;
}
.feature-item h3 {
    font-family: var(--font-headings);
    font-size: 1.15rem;
    color: var(--text-headings);
    margin-bottom: 0.5rem;
}
.feature-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}
.testimonial-card {
    background-color: var(--bg-surface);
    color: var(--text-main);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-main);
    box-shadow: var(--shadow-main-soft);
}
.testimonial-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-style: italic;
    position: relative;
    padding-left: 1.5rem;
}
.testimonial-card p::before {
    content: '“';
    position: absolute;
    left: 0;
    top: -0.2em;
    font-size: 2em;
    color: var(--accent-main);
    opacity: 0.5;
    line-height: 1;
}
.testimonial-author {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-headings);
    text-align: right;
}
/* --- END COMMON SECTION STYLING --- */


/* --- FAQ Accordion Styles (Global) --- */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.faq-item {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-main);
    border-radius: 6px;
    overflow: hidden;
    transition: border-color 0.2s ease;
}
.faq-item.active {
    border-left: 3px solid var(--accent-main);
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 1rem 1.25rem;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-headings);
    cursor: pointer;
    transition: background-color 0.15s ease;
}
.faq-question:hover {
    background-color: rgba(var(--accent-main-rgb), 0.05);
}
.faq-icon {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-secondary);
    transition: transform 0.25s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}
.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--accent-main);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    padding: 0 1.25rem;
}
.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0.25rem 1.25rem 1.25rem 1.25rem;
}
.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
    margin: 0;
}
/* --- END FAQ Accordion Styles --- */

/* Responsive adjustments for common sections */
@media (max-width: 768px) {
    .content-section { padding: 2rem 1rem; }
    .section-title { font-size: clamp(1.6rem, 4.5vw, 2.2rem); }
    .section-description { font-size: clamp(0.9rem, 2.3vw, 1rem); }

    .tools-grid,
    .features-grid,
    .features-grid-new,
    .steps-container,
    .testimonial-grid {
        gap: 1rem;
    }
}
/* AdSense Styling - Add this to your base.css file */

/* Header banner ad styling */
.adsense-header-banner {
    width: 100%;
    max-width: 728px; /* Standard leaderboard size */
    margin: 0 auto;
    padding: 10px 0;
    text-align: center;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-main);
}

/* Responsive ad sizing */
@media (max-width: 768px) {
    .adsense-header-banner {
        max-width: 320px; /* Mobile banner size */
        padding: 8px 0;
    }
}

/* Content area ads */
.adsense-content-ad {
    width: 100%;
    max-width: 728px;
    margin: 20px auto;
    padding: 15px;
    text-align: center;
    border: 1px solid var(--border-main);
    border-radius: 8px;
    background-color: var(--bg-main);
}

/* Sidebar ads (if you want to add them later) */
.adsense-sidebar-ad {
    width: 100%;
    max-width: 300px;
    margin: 20px auto;
    padding: 15px;
    text-align: center;
    border: 1px solid var(--border-main);
    border-radius: 8px;
    background-color: var(--bg-surface);
}

/* Footer ads */
.adsense-footer-ad {
    width: 100%;
    max-width: 728px;
    margin: 20px auto 0 auto;
    padding: 20px 0;
    text-align: center;
}

/* Ad label (optional - to show "Advertisement" text) */
.ad-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 5px;
    opacity: 0.7;
}

/* Ensure ads don't interfere with your layout */
.adsbygoogle {
    display: block !important;
    margin: 0 auto;
}

/* Hide ads on print */
@media print {
    .adsense-header-banner,
    .adsense-content-ad,
    .adsense-sidebar-ad,
    .adsense-footer-ad {
        display: none !important;
    }
}