/* ==========================================================================
   1WIN EXPERT GUIDE - UNIVERSAL STYLESHEET
   Optimized for Core Web Vitals, E-E-A-T, and High Conversion
   ========================================================================== */

/* --- Google Fonts (Optimized Loading) --- */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* --- CSS Variables (Theme & Branding) --- */
:root {
    /* Color Palette */
    --bg-dark: #0a0e17;         /* Deep casino blue/black */
    --bg-alternate: #111827;    /* Slightly lighter for contrast */
    --bg-card: #1f2937;         /* Cards and boxes */
    
    --primary-blue: #0088cc;    /* 1win Brand Blue */
    --neon-blue: #00e5ff;       /* Eye-catching action color */
    --gold: #f59e0b;            /* Wealth/Bonus color */
    --gold-glow: rgba(245, 158, 11, 0.4);
    --success-green: #10b981;   /* Conversion Button Green */
    --success-glow: rgba(16, 185, 129, 0.4);
    
    /* Typography Colors */
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #111827;
    
    /* Fonts */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* UI Elements */
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-pill: 50px;
    --transition: all 0.3s ease-in-out;
    --max-width: 1200px;
}

/* --- 1. Base & Reset --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

/* --- 2. Universal Typography (For Homepage & All Subpages) --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: #ffffff;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -1px; }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); border-left: 4px solid var(--neon-blue); padding-left: 15px; margin-top: 2rem; margin-bottom: 1.5rem; }
h3 { font-size: 1.5rem; color: var(--gold); margin-top: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1.25rem;
    color: var(--text-main);
    font-size: 1.05rem;
}

a {
    color: var(--neon-blue);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--gold);
}

strong {
    color: #ffffff;
    font-weight: 600;
}

/* Subpage Article Formatting (Automatically styles long text on your guide pages) */
.seo-text-block ul, 
.seo-text-block ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.seo-text-block li {
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}

.seo-text-block a {
    text-decoration: underline;
    text-decoration-color: rgba(0, 229, 255, 0.4);
    text-underline-offset: 3px;
}

.seo-text-block a:hover {
    text-decoration-color: var(--gold);
}

/* --- 3. Layout & Containers --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.content-section {
    padding: 80px 0;
}

.bg-alternate {
    background-color: var(--bg-alternate);
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.text-center { text-align: center; }

/* --- 4. Header & Navigation --- */
.site-header {
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.logo span {
    color: var(--primary-blue);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
}

.main-nav a {
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    text-decoration: none;
}

.main-nav a:hover {
    background: rgba(255,255,255,0.1);
    color: var(--neon-blue);
}

/* Mobile Menu Button */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #ffffff;
    border-radius: 3px;
    transition: var(--transition);
    transform-origin: left center;
}

/* --- 5. High-Converting Hero Section --- */
.hero-section {
    position: relative;
    padding: 80px 0 100px;
    background: radial-gradient(circle at top right, #1e3a8a 0%, var(--bg-dark) 60%);
    overflow: hidden;
    text-align: center;
}

.hero-section h1 {
    border-left: none; /* Remove global h2/h1 border for hero */
    padding-left: 0;
    margin-top: 0;
}

.hero-container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-content {
    max-width: 800px;
    margin-bottom: 40px;
}

.hero-intro {
    font-size: 1.25rem;
    color: var(--text-main);
}

.hero-subintro {
    color: var(--gold);
    font-size: 1.1rem;
    font-weight: 600;
}

/* Promo Box (The Money Maker) */
.promo-box-wrapper {
    width: 100%;
    max-width: 650px;
}

.promo-box {
    background: rgba(31, 41, 55, 0.7);
    border: 2px solid rgba(245, 158, 11, 0.5);
    border-radius: var(--radius-lg);
    padding: 35px 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5), inset 0 0 20px rgba(245, 158, 11, 0.1);
    backdrop-filter: blur(10px);
}

.promo-label {
    display: block;
    color: var(--gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.promo-code-display {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 5px;
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 25px;
    text-shadow: 0px 4px 15px var(--gold-glow);
}

/* Buttons */
.hero-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 28px;
    font-size: 1.1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    border-radius: var(--radius-pill);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.btn-copy {
    background: transparent;
    border: 2px solid var(--gold);
    color: var(--gold);
    width: 100%;
    max-width: 250px;
}

.btn-copy:hover {
    background: rgba(245, 158, 11, 0.1);
    transform: translateY(-2px);
}

.btn-copy.copied {
    background: var(--success-green);
    border-color: var(--success-green);
    color: #fff;
    box-shadow: 0 0 15px var(--success-glow);
}

.btn-register {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: #ffffff;
    box-shadow: 0 4px 15px var(--success-glow);
    animation: pulse 2s infinite;
    flex: 1;
    min-width: 200px;
}

.btn-register:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--success-glow);
    color: #fff;
}

.sports-btn { background: linear-gradient(135deg, #0088cc 0%, #005f99 100%); animation: none; }
.sports-btn:hover { background: linear-gradient(135deg, #005f99 0%, #004477 100%); box-shadow: 0 6px 20px rgba(0, 136, 204, 0.4); }

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* --- 6. Trust Badges (E-E-A-T) --- */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.trust-item {
    background: var(--bg-card);
    padding: 25px 15px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s ease;
}

.trust-item:hover { transform: translateY(-5px); }
.trust-icon { font-size: 2.5rem; display: block; margin-bottom: 10px; }
.trust-item h3 { font-size: 1.1rem; margin: 0 0 5px 0; color: #fff; font-family: var(--font-body); }
.trust-item p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* --- 7. Silo Architecture Grid (Internal Linking) --- */
.silo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.silo-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-decoration: none;
    color: var(--text-main);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.silo-card:hover {
    transform: translateY(-5px);
    border-color: var(--neon-blue);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    background: #243040;
}

.silo-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.silo-card h3 {
    margin-top: 0;
    margin-bottom: 10px;
    color: #fff;
    font-size: 1.3rem;
    transition: color 0.3s ease;
}

.silo-card:hover h3 { color: var(--neon-blue); }
.silo-card p { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 0; flex-grow: 1; }
.silo-card strong { color: #d1d5db; }

/* --- 8. Universal Tables (For Subpage Data) --- */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

th, td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

th {
    background: rgba(0, 0, 0, 0.3);
    color: var(--neon-blue);
    font-family: var(--font-heading);
    font-weight: 700;
}

tr:hover td { background: rgba(255,255,255,0.02); }

/* --- 9. FAQ Accordion (Schema Optimized) --- */
.faq-intro { max-width: 700px; margin: 0 auto 40px; color: var(--text-muted); }

.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 25px;
    font-size: 1.15rem;
    font-family: var(--font-heading);
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover { background: rgba(255,255,255,0.02); }

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--neon-blue);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    content: '−';
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out, padding 0.3s ease;
    background: rgba(0,0,0,0.2);
    padding: 0 25px;
}

.faq-item.active .faq-answer {
    max-height: 500px; /* Arbitrary large number to allow animation */
    padding: 20px 25px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.faq-answer p:last-child { margin-bottom: 0; }

/* --- 10. Footer --- */
.site-footer {
    background: #000000;
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 { color: #fff; margin-bottom: 20px; font-size: 1.2rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--text-muted); font-size: 0.95rem; }
.footer-col a:hover { color: var(--neon-blue); padding-left: 5px; }

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
}

.footer-bottom p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 10px; }
.disclaimer { font-size: 0.8rem !important; color: #6b7280 !important; max-width: 900px; margin: 0 auto; line-height: 1.4; }

/* ==========================================================================
   11. Responsive Design (Tablets & Mobile)
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-actions { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 350px; }
}

@media (max-width: 768px) {
    h2 { border-left: none; padding-left: 0; text-align: center; }
    h2::after { content: ''; display: block; width: 60px; height: 3px; background: var(--neon-blue); margin: 15px auto 0; }

    /* Mobile Header & Nav */
    .menu-toggle { display: flex; }
    
    .menu-toggle.active span:nth-child(1) { transform: rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg); }

    .main-nav {
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(10, 14, 23, 0.98);
        backdrop-filter: blur(15px);
        -webkit-backdrop-filter: blur(15px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
        box-shadow: 0 20px 30px rgba(0,0,0,0.5);
    }

    .main-nav.active { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
    
    .main-nav ul { flex-direction: column; padding: 10px 0; gap: 0; }
    
    .main-nav a {
        display: block;
        padding: 15px 25px;
        font-size: 1.1rem;
        border-radius: 0;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }

    /* Layout Adjustments */
    .hero-section { padding: 40px 0 60px; }
    .content-section { padding: 50px 0; }
    .promo-box { padding: 25px 15px; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    
    /* Tables for mobile */
    table { display: block; overflow-x: auto; white-space: nowrap; }
}

@media (max-width: 480px) {
    .trust-grid { grid-template-columns: 1fr; }
    .silo-grid { grid-template-columns: 1fr; }
    .promo-code-display { font-size: 2.2rem; letter-spacing: 2px; }
    .btn { font-size: 1rem; padding: 14px 20px; }
}