/* Home Page Specific Styles */
.banner {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: linear-gradient(-45deg, #f0f9ff, #e0f2fe, #ecfeff, #cffafe, #f0f9ff);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Dark mode banner gradient */
[data-theme="dark"] .banner {
    background: linear-gradient(-45deg, #0f172a, #1e293b, #0f172a, #1e3a5f, #0f172a);
    background-size: 400% 400%;
}

.banner-network {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

#network-canvas {
    width: 100%;
    height: 100%;
}

.banner-content {
    position: relative;
    z-index: 10;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
    align-items: center;
    pointer-events: none;
    /* Allow clicks to pass through to canvas */
}

.banner-content>* {
    pointer-events: auto;
    /* Restore interactivity for direct children */
}

.banner-image-container {
    position: relative;
    pointer-events: none;
    /* Ensure container doesn't block canvas */
}

.banner-image-wrapper {
    pointer-events: auto;
    /* Keep image itself interactive if needed */
    position: relative;
    width: 320px;
    height: 320px;
    margin: 0 auto;
}

.banner-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-bg-card);
    box-shadow: var(--shadow-lg), 0 0 60px var(--color-glow);
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
}

/* Placeholder for author image */
.banner-image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    border: 4px solid var(--color-bg-card);
    box-shadow: var(--shadow-lg), 0 0 60px var(--color-glow);
    position: relative;
    z-index: 2;
}

.banner-image-placeholder svg {
    width: 50%;
    height: 50%;
    color: white;
    opacity: 0.9;
}

.banner-image-ring {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px dashed var(--color-primary-light);
    border-radius: 50%;
    animation: spin 30s linear infinite;
    opacity: 0.5;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.banner-text {
    background: rgba(255, 255, 255, 0.85);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .banner-text {
    background: rgba(15, 23, 42, 0.85);
}

.banner-subtitle {
    font-family: var(--font-display);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.banner-subtitle::before {
    content: '';
    width: 30px;
    height: 2px;
    background: var(--color-primary);
}

.banner-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
}

.banner-title span {
    color: var(--color-primary);
}

.banner-description {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    max-width: 450px;
}

.banner-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Tooltip styles */
.network-tooltip {
    position: fixed;
    z-index: 1000;
    background: var(--color-bg-card);
    border: 1px solid var(--color-primary-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(14, 165, 233, 0.1);
    pointer-events: none;
    opacity: 0;
    transform: translateY(5px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    max-width: 250px;
}

.network-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.tooltip-label {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
}

.tooltip-description {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* Book Preview Section */
.book-preview {
    background: var(--color-bg-dark);
    color: var(--color-text-light);
    padding: var(--spacing-xl) 0;
}

.book-preview-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.book-cover {
    position: relative;
}

.book-cover img {
    width: 280px;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(14, 165, 233, 0.2);
    transition: transform var(--transition-normal);
}

.book-cover:hover img {
    transform: translateY(-5px);
}

.book-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--color-primary);
    color: white;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
}

.book-info .section-subtitle {
    color: var(--color-primary-light);
}

.book-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.book-series {
    font-family: var(--font-display);
    font-size: 0.875rem;
    color: var(--color-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
}

.book-tagline {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
    max-width: 450px;
}

.book-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.book-preview .btn-secondary {
    border-color: var(--color-primary-light);
    color: var(--color-primary-light);
}

.book-preview .btn-secondary:hover {
    background: var(--color-primary-light);
    color: var(--color-bg-dark);
}

/* Compact Email Signup (Homepage) */
.book-signup-compact {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(14, 165, 233, 0.2);
}

.signup-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

.signup-row-compact {
    display: flex;
    gap: var(--spacing-xs);
}

.signup-input-compact {
    flex: 1;
    padding: 0.6rem var(--spacing-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    border: 1px solid rgba(14, 165, 233, 0.3);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-light);
    transition: all var(--transition-fast);
    max-width: 250px;
}

.signup-input-compact:focus {
    outline: none;
    border-color: var(--color-primary-light);
    background: rgba(255, 255, 255, 0.15);
}

.signup-input-compact::placeholder {
    color: var(--color-text-muted);
}

/* Inline signup form */
.signup-form-inline {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    align-items: flex-start;
}

.signup-form-inline .signup-input-compact {
    flex: 1;
    min-width: 180px;
}

.signup-btn-compact {
    padding: 0.6rem var(--spacing-sm);
    font-size: 0.875rem;
    position: relative;
}

/* Loading state for compact button */
.signup-btn-compact .btn-loading {
    display: none;
}

.signup-btn-compact.loading .btn-text {
    visibility: hidden;
}

.signup-btn-compact.loading .btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Form message styling for inline form (uses shared .form-message with modifiers) */
.signup-form-inline .form-message {
    width: 100%;
}

/* Responsive - Tablet (900px) */
@media (max-width: 900px) {
    .banner-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .banner-text {
        padding: var(--spacing-md);
        order: 2;
        margin: 0 var(--spacing-sm);
    }

    .banner-image-container {
        order: 1;
    }

    .banner-subtitle {
        justify-content: center;
    }

    .banner-subtitle::before {
        display: none;
    }

    .banner-description {
        margin-left: auto;
        margin-right: auto;
    }

    .banner-cta {
        justify-content: center;
    }

    .banner-image-wrapper {
        width: 250px;
        height: 250px;
    }

    /* Book preview responsive */
    .book-preview-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }

    .book-cover img {
        width: 220px;
    }

    .book-tagline {
        margin-left: auto;
        margin-right: auto;
    }

    .book-cta {
        justify-content: center;
    }

    .book-badge {
        top: -8px;
        right: 50%;
        transform: translateX(50%);
    }

    .book-signup-compact {
        max-width: 350px;
        margin-left: auto;
        margin-right: auto;
    }

    .signup-row-compact {
        flex-direction: column;
    }

    .signup-input-compact {
        max-width: none;
    }

    .signup-btn-compact {
        width: 100%;
    }
}