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

:root {
    --color-background: #FAFAF9;
    --color-text: #1C1917;
    --color-text-secondary: #57534E;
    --color-accent: #FF7C61;
    --color-accent-hover: #FF6347;
    --color-border: #E7E5E4;
    --color-card-bg: #FFFFFF;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--color-background);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg) 0 var(--spacing-3xl);
    background: linear-gradient(135deg, #FAFAF9 0%, #F5F5F4 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 124, 97, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: var(--spacing-3xl);
    color: var(--color-text);
}

.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-content: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -2px;
    color: var(--color-text);
}

.hero-description {
    font-size: clamp(18px, 2vw, 22px);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    line-height: 1.6;
    font-weight: 400;
}

.video-container {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.12),
        0 0 0 1px rgba(0, 0, 0, 0.05);
    background: #000;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.video-container:hover {
    transform: translateY(-8px);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.16),
        0 0 0 1px rgba(0, 0, 0, 0.05);
}

#letterbox-video {
    width: 100%;
    height: auto;
    display: block;
}

/* Features Section */
.features-section {
    padding: var(--spacing-3xl) 0;
    background: #FFFFFF;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-card {
    padding: var(--spacing-xl);
    background: var(--color-background);
    border-radius: 16px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    border-color: rgba(255, 124, 97, 0.2);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: var(--spacing-md);
    display: inline-block;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    letter-spacing: -0.5px;
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, #FF7C61 0%, #FF6347 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

#form-container {
    text-align: center;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

#form-container h2 {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
}

.cta-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

#waitlist-form {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-direction: column;
}

#email-input {
    flex: 1;
    padding: 18px 24px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-text);
    outline: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

#email-input:hover {
    background: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.4);
}

#email-input:focus {
    background: #FFFFFF;
    border-color: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2);
}

#email-input::placeholder {
    color: #A8A29E;
}

#waitlist-form button {
    padding: 18px 40px;
    font-size: 16px;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    background: #FFFFFF;
    color: var(--color-accent);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    letter-spacing: -0.2px;
}

#waitlist-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    background: #FAFAF9;
}

#waitlist-form button:active {
    transform: translateY(0);
}

.form-note {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
}

#success-message {
    text-align: center;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    padding: var(--spacing-xl) 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.success-icon svg {
    width: 40px;
    height: 40px;
}

#success-message h3 {
    font-size: 32px;
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
}

#success-message p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
}

.hidden {
    display: none;
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0;
    background: var(--color-background);
    border-top: 1px solid var(--color-border);
}

.footer p {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* Tablet and up */
@media (min-width: 640px) {
    #waitlist-form {
        flex-direction: row;
    }

    #waitlist-form button {
        flex-shrink: 0;
    }
}

/* Desktop adjustments */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-xl);
    }

    .hero-section {
        padding: var(--spacing-xl) 0 var(--spacing-3xl);
    }

    .features-grid {
        gap: var(--spacing-xl);
    }

    .feature-card {
        padding: var(--spacing-2xl);
    }
}

/* Mobile fine-tuning */
@media (max-width: 639px) {
    .logo {
        font-size: 20px;
        margin-bottom: var(--spacing-xl);
    }

    .hero-section {
        padding: var(--spacing-md) 0 var(--spacing-xl);
        min-height: auto;
    }

    .video-container {
        border-radius: 16px;
    }

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

    .feature-card {
        padding: var(--spacing-lg);
    }

    .cta-section {
        padding: var(--spacing-2xl) 0;
    }
}