/* =========================================================
   REXMYZE BOOK FREE DEMO STYLES
   Primary: #0066FF | Hover: #0052CC | Dark: #0F172A
   Text: #475569 | Border: #E2E8F0 | Soft: #F8FAFC
========================================================= */

/* 1. FREE TRIAL HERO */
.demo-hero-section {
    position: relative;
    background: #FFFFFF;
    padding: 70px 24px 80px;
    overflow: hidden;
}

.demo-blur-glow {
    position: absolute;
    top: -100px;
    right: -100px;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.08) 0%, rgba(255, 255, 255, 0) 70%);
    pointer-events: none;
    z-index: 1;
}

.demo-hero-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    z-index: 2;
}

.demo-hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.demo-badge {
    display: inline-flex;
    align-items: center;
    background: #EFF6FF;
    color: #0066FF;
    border: 1px solid rgba(0, 102, 255, 0.15);
    padding: 6px 16px;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
}

.demo-hero-heading {
    font-size: clamp(2.4rem, 4.5vw, 3.5rem);
    font-weight: 800;
    color: #0F172A;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.demo-highlight {
    color: #0066FF;
    font-style: italic;
}

.demo-hero-desc {
    font-size: 1.125rem;
    color: #475569;
    line-height: 1.7;
    margin-bottom: 32px;
    border-left: 3px solid #0066FF;
    padding-left: 18px;
}

/* Feature Row */
.demo-features-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.demo-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.demo-feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: #EFF6FF;
    color: #0066FF;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.demo-feature-title {
    font-size: 1rem;
    font-weight: 700;
    color: #0F172A;
    margin: 0 0 4px;
}

.demo-feature-desc {
    font-size: 0.875rem;
    color: #64748B;
    margin: 0;
    line-height: 1.5;
}

/* Registration Form Card */
.demo-form-card {
    position: relative;
    background: #FFFFFF;
    border: 3px solid #0066FF;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 16px 40px rgba(0, 102, 255, 0.08);
}

.demo-free-badge {
    position: absolute;
    top: -18px;
    right: 32px;
    background: #0066FF;
    color: #FFFFFF;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    padding: 6px 14px;
    border-radius: 9999px;
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.demo-form-heading {
    font-size: 1.625rem;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 24px;
}

.demo-register-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.demo-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.demo-label {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: #0F172A;
}

.demo-input,
.demo-select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid #E2E8F0;
    border-radius: 12px;
    font-size: 0.9375rem;
    color: #0F172A;
    background: #FFFFFF;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.demo-input:focus,
.demo-select:focus {
    border-color: #0066FF;
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.12);
}

.demo-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    margin-top: 6px;
    background: #0066FF;
    color: #FFFFFF;
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(0, 102, 255, 0.25);
    transition: all 0.25s ease;
}

.demo-submit-btn:hover {
    background: #0052CC;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(0, 102, 255, 0.35);
}

.demo-footnote {
    font-size: 0.8125rem;
    color: #64748B;
    text-align: center;
    margin: 4px 0 0;
    line-height: 1.5;
}


/* 2. WHAT'S IN THE FREE DEMO */
.demo-features-section {
    background: #F8FAFC;
    padding: 80px 24px;
}

.demo-features-container {
    max-width: 1200px;
    margin: 0 auto;
}

.demo-features-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
}

.demo-features-heading {
    font-size: clamp(2rem, 3.8vw, 2.8rem);
    font-weight: 800;
    color: #0F172A;
    line-height: 1.2;
    margin-bottom: 12px;
}

.demo-features-subheading {
    font-size: 1.0625rem;
    color: #475569;
    margin: 0;
}

.demo-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.demo-card-item {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 18px;
    padding: 30px 24px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.demo-card-item:hover {
    transform: translateY(-4px);
    border-color: #0066FF;
    box-shadow: 0 12px 28px rgba(0, 102, 255, 0.08);
}

.demo-card-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: #EFF6FF;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: transform 0.25s ease;
}

.demo-card-item:hover .demo-card-icon-box {
    transform: scale(1.1);
}

.demo-card-title {
    font-size: 1.1875rem;
    font-weight: 700;
    color: #0F172A;
    margin: 0 0 10px;
}

.demo-card-desc {
    font-size: 0.9375rem;
    color: #475569;
    font-style: italic;
    line-height: 1.6;
    margin: 0;
}


/* 3. STUDENT TESTIMONIAL */
.demo-testi-section {
    background: #FFFFFF;
    border-top: 1px solid #E2E8F0;
    border-bottom: 1px solid #E2E8F0;
    padding: 70px 24px;
}

.demo-testi-container {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

.demo-testi-stars {
    display: inline-flex;
    gap: 6px;
    margin-bottom: 22px;
}

.demo-testi-star {
    animation: starPulse 2.5s infinite ease-in-out;
}

@keyframes starPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.demo-testi-quote {
    font-size: clamp(1.25rem, 2.4vw, 1.625rem);
    font-weight: 500;
    font-style: italic;
    color: #0F172A;
    line-height: 1.6;
    margin: 0 0 28px;
}

.demo-testi-author {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    text-align: left;
}

.demo-testi-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid #0066FF;
    object-fit: cover;
}

.demo-testi-name {
    font-size: 1rem;
    font-weight: 700;
    color: #0F172A;
}

.demo-testi-role {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: #0066FF;
    text-transform: uppercase;
    margin-top: 2px;
}


/* 4. QUICK INFORMATION / FAQ */
.demo-faq-section {
    background: #F8FAFC;
    padding: 80px 24px;
}

.demo-faq-container {
    max-width: 860px;
    margin: 0 auto;
}

.demo-faq-header {
    text-align: center;
    margin-bottom: 40px;
}

.demo-faq-heading {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: #0F172A;
    margin: 0;
}

.demo-faq-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.demo-faq-card {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.02);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.demo-faq-card:hover {
    border-color: #0066FF;
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.06);
}

.demo-faq-icon-box {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: #EFF6FF;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.demo-faq-question {
    font-size: 1.125rem;
    font-weight: 700;
    color: #0F172A;
    margin: 0 0 6px;
}

.demo-faq-answer {
    font-size: 0.9375rem;
    color: #475569;
    font-style: italic;
    line-height: 1.6;
    margin: 0;
}


/* 5. RESPONSIVE */
@media (max-width: 991px) {
    .demo-hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .demo-form-card {
        max-width: 580px;
        margin: 0 auto;
        width: 100%;
    }

    .demo-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .demo-hero-section {
        padding: 50px 16px;
    }

    .demo-features-row {
        grid-template-columns: 1fr;
    }

    .demo-form-card {
        padding: 30px 20px;
        border-radius: 18px;
    }

    .demo-free-badge {
        right: 20px;
    }

    .demo-features-section {
        padding: 50px 16px;
    }

    .demo-features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .demo-testi-section {
        padding: 50px 16px;
    }

    .demo-faq-section {
        padding: 50px 16px;
    }

    .demo-faq-card {
        padding: 20px 16px;
    }
}