/* =============================================
   Creator Revenue Calculator - Tools Stylesheet
   Covers: Instagram, TikTok, Twitch, Podcast, Affiliate
   ============================================= */

/* --- Variables (overridden per-tool with a body class) --- */
:root {
    --brand: #ff0000;
    --brand-dark: #cc0000;
    --brand-glow: rgba(255,0,0,0.25);
    --dark: #1a1a2e;
    --gray-dark: #333;
    --gray: #666;
    --gray-light: #ccc;
    --light: #f8f9fa;
    --white: #fff;
    --success: #28a745;
    --border: #e0e0e0;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1.25rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
}

/* Platform brand colors */
body.instagram { --brand: #e1306c; --brand-dark: #833ab4; --brand-glow: rgba(225,48,108,0.25); }
body.tiktok    { --brand: #69c9d0; --brand-dark: #010101; --brand-glow: rgba(105,201,208,0.25); }
body.twitch    { --brand: #9146ff; --brand-dark: #6c2bd9; --brand-glow: rgba(145,70,255,0.25); }
body.podcast   { --brand: #ff6b35; --brand-dark: #e55a2b; --brand-glow: rgba(255,107,53,0.25); }
body.affiliate { --brand: #28a745; --brand-dark: #1e7e34; --brand-glow: rgba(40,167,69,0.25); }

/* --- Reset --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; color: var(--gray-dark); background: var(--white); line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul, ol { padding-left: 1.5rem; }
li { margin-bottom: 0.4rem; }
p { margin-bottom: 0.75rem; }
h1,h2,h3,h4 { line-height: 1.3; }

/* --- Container --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* --- Navbar --- */
.navbar {
    background: var(--dark);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.navbar .logo { color: var(--white); font-size: 1.25rem; font-weight: 700; }
.nav-links { display: flex; gap: 1.5rem; }
.nav-links a { color: rgba(255,255,255,0.8); font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--white); }

/* --- Hero --- */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, #16213e 60%, #0f3460 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}
.hero .container { max-width: 1200px; }
.hero h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 1rem; }
.hero .subtitle { font-size: 1.15rem; color: rgba(255,255,255,0.8); max-width: 600px; margin-bottom: var(--spacing-lg); }
.hero-stats { display: flex; gap: 2rem; flex-wrap: wrap; margin-bottom: var(--spacing-lg); }
.stat { text-align: center; }
.stat-number { font-size: 2rem; font-weight: 800; color: var(--brand); }
.stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-top: 0.25rem; }

/* --- Section base --- */
section { padding: var(--spacing-xl) 0; }

/* --- Section Header --- */
.section-header { margin-bottom: var(--spacing-lg); }
.section-header h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; color: var(--dark); margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.section-header h2 i { color: var(--brand); }
.section-header .subtitle,
.subtitle { color: var(--gray); font-size: 1rem; margin-bottom: 0; }

/* --- Buttons --- */
.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.85rem 1.75rem; border-radius: var(--radius-md);
    font-size: 1rem; font-weight: 600; border: none; cursor: pointer; transition: all 0.2s;
}
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-dark)); color: var(--white); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px var(--brand-glow); }
.btn-secondary { background: var(--light); color: var(--gray-dark); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }

/* --- Calculator Section --- */
.calculator-section, .calculator { background: var(--light); padding: var(--spacing-xl) 0; }
.calculator-wrapper, .calculator-container {
    display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); align-items: start;
}
.input-panel, .input-section,
.results-panel, .results-section {
    background: var(--white); border-radius: var(--radius-lg); padding: var(--spacing-lg); box-shadow: var(--shadow);
}
.input-group { margin-bottom: var(--spacing-md); }
.input-group label { display: flex; align-items: center; gap: 0.4rem; font-weight: 600; color: var(--dark); margin-bottom: 0.5rem; font-size: 0.95rem; }
.input-group label i { color: var(--brand); }
.input-group input[type="number"],
.input-group input[type="text"],
.input-group select {
    width: 100%; padding: 0.65rem 1rem; border: 2px solid var(--border);
    border-radius: var(--radius-sm); font-size: 1rem; color: var(--gray-dark); background: var(--white); transition: border-color 0.2s;
}
.input-group input:focus, .input-group select:focus { outline: none; border-color: var(--brand); }
.input-with-slider { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.input-with-slider input[type="number"] { width: 120px; flex-shrink: 0; }
.input-with-slider input[type="range"] { flex: 1; accent-color: var(--brand); height: 4px; min-width: 100px; }
.input-hint { font-size: 0.8rem; color: var(--gray); margin-top: 0.35rem; }
.percent { font-weight: 600; color: var(--gray); }

/* --- Results --- */
.results-card { background: var(--white); border-radius: var(--radius-lg); padding: var(--spacing-lg); border: 2px solid var(--border); }
.results-card h3 { color: var(--dark); font-size: 1.25rem; margin-bottom: var(--spacing-md); display: flex; align-items: center; gap: 0.5rem; }
.results-card h3 i { color: var(--brand); }
.result-row { display: flex; justify-content: space-between; align-items: center; padding: 0.6rem 0; border-bottom: 1px solid var(--light); font-size: 0.95rem; }
.result-row.highlight { background: #f8fff8; padding: 0.75rem 1rem; border-radius: var(--radius-sm); border: none; margin: 0.4rem 0; }
.result-row.annual { border-bottom: none; }
.result-label { color: var(--gray); }
.result-value { font-weight: 700; color: var(--dark); font-size: 1.1rem; }
.result-row.highlight .result-value { color: var(--brand); font-size: 1.25rem; }
.result-row.annual .result-value { color: var(--success); font-size: 1.3rem; }
.breakdown { margin-top: var(--spacing-md); padding-top: var(--spacing-md); border-top: 2px solid var(--light); }
.breakdown h4 { font-size: 1rem; color: var(--dark); margin-bottom: 0.75rem; }
.breakdown-item { display: flex; justify-content: space-between; padding: 0.4rem 0; font-size: 0.9rem; }
.breakdown-label { color: var(--gray); }
.breakdown-value { font-weight: 600; }
.disclaimer { margin-top: var(--spacing-md); padding: var(--spacing-sm); background: var(--light); border-radius: var(--radius-sm); font-size: 0.82rem; color: var(--gray); border-left: 3px solid var(--brand); }
.disclaimer p { margin: 0; }

/* --- Guide Steps --- */
.guide-section, .how-it-works-section { background: var(--white); padding: var(--spacing-xl) 0; }
.guide-steps { display: flex; flex-direction: column; gap: var(--spacing-lg); max-width: 900px; margin: 0 auto; }
.guide-step {
    display: flex; gap: var(--spacing-lg); align-items: flex-start;
    background: var(--light); border-radius: var(--radius-lg); padding: var(--spacing-lg);
    border-left: 4px solid var(--brand);
}
.step-number {
    width: 48px; height: 48px; flex-shrink: 0;
    background: var(--brand); color: white;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem; font-weight: 800;
}
.step-content h3 { color: var(--dark); margin-bottom: 0.4rem; font-size: 1.1rem; }
.step-content p { color: var(--gray); font-size: 0.95rem; margin-bottom: 0.5rem; }
.step-content ul { color: var(--gray); font-size: 0.9rem; }
.step-content em { font-style: italic; color: var(--brand-dark); font-size: 0.9rem; }

/* --- Resources / Gear Section --- */
.resources-section { background: var(--light); padding: var(--spacing-xl) 0; }
.gear-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); margin-top: var(--spacing-lg); }
.gear-card {
    background: var(--white); border-radius: var(--radius-lg); padding: var(--spacing-lg);
    border: 1px solid var(--border); display: flex; flex-direction: column; box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}
.gear-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.gear-category { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--brand); margin-bottom: 0.5rem; }
.gear-card h3 { color: var(--dark); margin-bottom: 0.5rem; font-size: 1.05rem; }
.gear-description { color: var(--gray); font-size: 0.9rem; flex: 1; margin-bottom: var(--spacing-sm); }
.gear-specs { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: var(--spacing-md); }
.spec { background: var(--light); color: var(--gray-dark); padding: 0.2rem 0.6rem; border-radius: 20px; font-size: 0.78rem; font-weight: 500; display: flex; align-items: center; gap: 0.25rem; }
.spec i { color: var(--brand); }
.affiliate-link {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
    background: linear-gradient(135deg, var(--brand), var(--brand-dark));
    color: white; padding: 0.7rem 1.25rem; border-radius: var(--radius-md);
    font-weight: 600; font-size: 0.9rem; transition: all 0.2s; margin-top: auto;
}
.affiliate-link:hover { transform: translateY(-2px); box-shadow: 0 5px 15px var(--brand-glow); }
.gear-disclaimer {
    background: var(--white); border-radius: var(--radius-lg); padding: var(--spacing-md);
    margin-top: var(--spacing-lg); border-left: 4px solid var(--brand);
    font-size: 0.88rem; color: var(--gray); box-shadow: var(--shadow);
}
.gear-disclaimer i { color: var(--brand); }

/* --- AdSense --- */
.adsense-container {
    margin: var(--spacing-md) 0; text-align: center;
    border: 2px dashed var(--gray-light); border-radius: var(--radius-md);
    padding: var(--spacing-md); background: var(--light);
}
.ad-placeholder { color: var(--gray); font-family: monospace; }
.ad-placeholder p { font-size: 1rem; color: var(--brand); font-weight: 600; margin-bottom: 0.25rem; }
.ad-code { background: white; padding: var(--spacing-sm); border-radius: var(--radius-sm); font-size: 0.75rem; text-align: left; overflow-x: auto; border: 1px solid var(--border); }

/* --- FAQ --- */
.faq-section { background: var(--white); padding: var(--spacing-xl) 0; }
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 0.75rem; overflow: hidden; }
.faq-question { width: 100%; background: var(--white); border: none; cursor: pointer; padding: 1.1rem var(--spacing-md); display: flex; align-items: center; justify-content: space-between; font-size: 1rem; font-weight: 600; color: var(--dark); text-align: left; transition: background 0.2s; }
.faq-question:hover { background: var(--light); }
.faq-question i { color: var(--brand); flex-shrink: 0; margin-left: 1rem; }
.faq-answer { padding: 0 var(--spacing-md) var(--spacing-md); color: var(--gray); font-size: 0.95rem; display: none; }
.faq-answer.open { display: block; }

/* --- Footer --- */
.footer, footer { background: var(--dark); color: rgba(255,255,255,0.8); padding: var(--spacing-xl) 0 var(--spacing-md); }
.footer-content { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.footer-logo { color: var(--white); font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; display: block; }
.footer-description { font-size: 0.9rem; color: rgba(255,255,255,0.6); }
.footer-title { color: var(--white); font-size: 1rem; font-weight: 600; margin-bottom: 0.75rem; display: block; }
.footer-section h3, .footer-section .footer-title { color: var(--white); font-size: 1rem; margin-bottom: 0.75rem; }
.footer-link { display: block; color: rgba(255,255,255,0.7); font-size: 0.9rem; margin-bottom: 0.4rem; transition: color 0.2s; }
.footer-link:hover { color: var(--white); }
.footer-contact { font-size: 0.9rem; color: rgba(255,255,255,0.6); margin-bottom: 0.4rem; display: block; }
.footer-social { display: flex; gap: 0.75rem; margin-top: 0.75rem; }
.social-link { color: rgba(255,255,255,0.6); font-size: 1.1rem; transition: color 0.2s; }
.social-link:hover { color: var(--brand); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: var(--spacing-md); text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.5); }

/* --- Responsive --- */
@media (max-width: 1024px) {
    .calculator-wrapper, .calculator-container { grid-template-columns: 1fr; }
    .gear-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .guide-step { flex-direction: column; gap: var(--spacing-md); }
    .footer-content { grid-template-columns: 1fr; }
    .gear-grid { grid-template-columns: 1fr; }
    .hero-stats { gap: 1.5rem; }
}