/* CSS Variables for Theming */
:root {
    /* Light Theme Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F7FC;
    --text-primary: #27144C;
    --text-secondary: #5A4A6E;
    --accent-primary: #8C52FF;
    --accent-secondary: #D6C1FF;
    --accent-gradient: linear-gradient(135deg, #834AF6, #722AFF, #5918DA, #4414A3);
    --border-color: #E8E3F3;
    --shadow-color: rgba(140, 82, 255, 0.15);
    --success-color: #10B981;
    --white: #FFFFFF;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #190028;
    --bg-secondary: #1a0b2e;
    --text-primary: #FFFFFF;
    --text-secondary: #D6C1FF;
    --accent-primary: #8C52FF;
    --accent-secondary: #5A3D99;
    --accent-gradient: linear-gradient(135deg, #834AF6, #722AFF, #5918DA, #4414A3);
    --border-color: #2d1b4e;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --success-color: #34D399;
}

/* Auto-detect system preference */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg-primary: #11001c;
        --bg-secondary: #1a0b2e;
        --text-primary: #FFFFFF;
        --text-secondary: #D6C1FF;
        --accent-primary: #8C52FF;
        --accent-secondary: #5A3D99;
        --border-color: #2d1b4e;
        --shadow-color: rgba(0, 0, 0, 0.5);
        --success-color: #34D399;
    }
}

/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    height: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    height: 100vh;
    overflow: hidden;
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
}

.page-wrapper {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

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

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: var(--accent-secondary);
    transform: scale(1.05);
}

.theme-toggle svg {
    width: 22px;
    height: 22px;
}

.sun-icon {
    display: block;
}

.moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon,
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .sun-icon {
        display: none;
    }
}

[data-theme="dark"] .moon-icon,
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .moon-icon {
        display: block;
    }
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: var(--bg-primary);
}

.content-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1100px;
    width: 100%;
    align-items: center;
}

/* Visual Section */
.visual-section {
    display: flex;
    justify-content: center;
    align-items: center;
}

.pdf-mockup {
    position: relative;
    width: 360px;
    background: var(--accent-gradient);
    border-radius: 12px;
    padding: 4px;
    box-shadow:
        0 20px 60px var(--shadow-color),
        0 8px 24px rgba(0, 0, 0, 0.1);
    transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
    transition: transform 0.3s ease;
}

.pdf-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.pdf-cover {
    background: var(--bg-primary);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    aspect-ratio: 1080 / 1350;
    width: 100%;
}

.pdf-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.pdf-badge {
    position: absolute;
    top: 78.7%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-gradient);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Content Section */
.content-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.headline {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
}

.subheadline {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 500;
}

.quote {
    font-style: italic;
    color: var(--accent-primary);
}

.description {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.benefits {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin: 0.5rem 0;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

/* Form */
.lead-form {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
    margin-top: 0.5rem;
}

.input-group {
    position: relative;
}

.email-input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
    outline: none;
}

.email-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.email-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px var(--shadow-color);
}

.cta-button {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    background: var(--accent-gradient);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow-color);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.cta-button:active {
    transform: translateY(0);
}

.arrow-icon {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.cta-button:hover .arrow-icon {
    transform: translateX(4px);
}

.disclaimer {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
    opacity: 0.8;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(39, 20, 76, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    padding: 1rem;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 2.5rem;
    max-width: 400px;
    width: 100%;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-icon {
    width: 64px;
    height: 64px;
    background: var(--success-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
}

.modal-icon svg {
    width: 32px;
    height: 32px;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.modal-message {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.modal-button {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    background: var(--accent-gradient);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-color);
}

/* Responsive Design */
@media (max-width: 900px) {
    .content-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }

    .pdf-mockup {
        width: 280px;
    }

    .pdf-image {
        width: 100%;
    }

    .headline {
        font-size: 1.75rem;
    }

    .benefit-item {
        justify-content: center;
    }

    .header {
        padding: 1rem 1.5rem;
    }

    .logo-text {
        font-size: 1rem;
    }

    .main-content {
        padding: 1rem;
        overflow-y: auto;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .headline {
        font-size: 1.5rem;
    }

    .pdf-mockup {
        width: 240px;
    }

    .pdf-image {
        width: 100%;
    }

    .modal {
        padding: 2rem 1.5rem;
    }

    .benefits {
        text-align: left;
        max-width: 280px;
        margin-left: auto;
        margin-right: auto;
    }

    .benefit-item {
        justify-content: flex-start;
    }
}

/* Ensure single viewport on desktop */
@media (min-width: 901px) {
    body {
        overflow: hidden;
    }

    .main-content {
        overflow: hidden;
    }
}

/* Print styles */
@media print {

    .theme-toggle,
    .modal-overlay {
        display: none;
    }
}