/* ─── ValidatorMails Modern Landing Page Styles ─── */

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-dark: #1e3c72;
    --primary-gradient: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    --accent: #10b981;
    --accent-gold: #f59e0b;
    --bg-main: #ffffff;
    --bg-alt: #f8fafc;
    --bg-dark: #0f172a;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --card-bg: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ─── Typography & Badges ─── */
h1, h2, h3, h4 {
    color: var(--text-main);
    font-weight: 800;
    line-height: 1.2;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(37, 99, 235, 0.08);
    color: var(--primary);
    border: 1px solid rgba(37, 99, 235, 0.2);
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    text-align: center;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto 3rem auto;
    text-align: center;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
}

.btn-secondary {
    background: #ffffff;
    color: var(--text-main);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
}

.btn-gold {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-gold:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.4);
}

/* ─── Sticky Navbar ─── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--primary-dark);
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* ─── Hero Section ─── */
.hero-section {
    padding: 4.5rem 0 3.5rem 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.05) 0%, transparent 60%),
                radial-gradient(circle at bottom left, rgba(16, 185, 129, 0.04) 0%, transparent 60%);
    position: relative;
    border-bottom: 1px solid var(--border);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 900;
    letter-spacing: -0.5px;
    margin-bottom: 1.25rem;
}

.hero-title span {
    background: linear-gradient(135deg, #1e3c72 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.hero-guarantee-strip {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.hero-guarantee-strip span {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

/* ─── Interactive Hero Checker Card ─── */
.hero-checker-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.1);
    position: relative;
}

.hero-checker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.checker-input-wrapper {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.checker-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    outline: none;
    transition: border 0.2s ease;
}

.checker-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checker-result-box {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    display: none;
}

.result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    padding: 0.35rem 0;
}

/* ─── Social Proof & Metrics Strip ─── */
.metrics-strip {
    background: #ffffff;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--border);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.metric-num {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--primary-dark);
    line-height: 1;
    margin-bottom: 0.35rem;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ─── Logos Bar ─── */
.logos-bar {
    padding: 2.5rem 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    text-align: center;
}

.logos-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.logos-flex {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3.5rem;
    flex-wrap: wrap;
    opacity: 0.75;
}

.logo-item {
    font-size: 1.1rem;
    font-weight: 700;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ─── 4 Core Pillars Section ─── */
.pillars-section {
    padding: 5rem 0;
    background: #ffffff;
}

.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.pillar-card {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all 0.3s ease;
}

.pillar-card:hover {
    background: #ffffff;
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: #cbd5e1;
}

.pillar-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.pillar-title {
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
}

.pillar-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ─── Deep Feature Grid (Why Better) ─── */
.features-section {
    padding: 5rem 0;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feature-box {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    display: flex;
    gap: 1.25rem;
    transition: all 0.2s ease;
}

.feature-box:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.feature-icon-wrap {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: #f1f5f9;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* ─── Interactive Pricing Slider Section ─── */
.pricing-section {
    padding: 5.5rem 0;
    background: #ffffff;
}

.pricing-calculator-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    max-width: 900px;
    margin: 0 auto;
    overflow: hidden;
}

.pricing-calc-header {
    background: var(--primary-gradient);
    color: white;
    padding: 2.5rem;
    text-align: center;
}

.pricing-calc-body {
    padding: 2.5rem;
}

.slider-container {
    margin: 2rem 0;
}

.credits-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e2e8f0;
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.credits-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--primary);
    border: 4px solid #ffffff;
    box-shadow: 0 2px 6px rgba(0,0,0,0.25);
    cursor: pointer;
    transition: transform 0.1s ease;
}

.credits-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.calc-display-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
    align-items: center;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    margin-top: 2rem;
}

.calc-price {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-dark);
    line-height: 1;
}

.calc-features-list {
    list-style: none;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.calc-features-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

/* ─── Refer & Earn Promo Banner ─── */
.affiliate-promo-section {
    padding: 4rem 0;
    background: #ffffff;
}

.affiliate-banner {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    border-radius: 16px;
    padding: 3rem;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2.5rem;
    align-items: center;
    box-shadow: var(--shadow-xl);
}

/* ─── Testimonials ─── */
.testimonials-section {
    padding: 5rem 0;
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.testi-card {
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
}

.testi-stars {
    color: #f59e0b;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.testi-quote {
    font-size: 0.95rem;
    color: var(--text-main);
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

.testi-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.testi-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e0e7ff;
    color: #4338ca;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
}

/* ─── FAQ Accordion ─── */
.faq-section {
    padding: 5rem 0;
    background: #ffffff;
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.25rem 1.5rem;
    background: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.2s ease;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-answer {
    padding: 0 1.5rem 1.25rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.5;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

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

/* ─── Final CTA Banner ─── */
.final-cta-section {
    padding: 5rem 0;
    background: var(--primary-gradient);
    color: white;
    text-align: center;
}

.final-cta-section h2 {
    color: #ffffff;
    font-size: 2.75rem;
    margin-bottom: 1rem;
}

.final-cta-section p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

/* ─── Footer ─── */
.footer {
    background: var(--bg-dark);
    color: #94a3b8;
    padding: 4.5rem 0 2rem 0;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

.footer-brand h3 {
    color: #ffffff;
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ─── Responsive Media Queries ─── */
@media (max-width: 960px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .calc-display-grid {
        grid-template-columns: 1fr;
    }
    .affiliate-banner {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }
    .hero-title {
        font-size: 2rem;
    }
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}