:root {
    /* Color Palette - Creative & Professional for Influencers */
    --color-bg-dark: #140a1f;
    --color-bg-card: #1f1429;
    --color-bg-elevated: #291835;
    --color-accent-primary: #ff6b89;
    --color-accent-secondary: #ffb86c;
    --color-text-primary: #ffffff;
    --color-text-secondary: #d4c5e0;
    --color-text-muted: #9b8aa8;
    --color-border: #3d2a4d;
    --color-success: #7dd87e;

    /* Typography */
    --font-heading: 'DT Getai Grotesk Display', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Animation */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 300;
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text-primary);
}

.logo-icon {
    color: var(--color-accent-primary);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-links a:hover {
    color: var(--color-accent-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.btn-nav {
    padding: 0.5rem 1.25rem;
    background: var(--color-accent-primary);
    color: var(--color-bg-dark);
    border-radius: 6px;
    font-weight: 600;
}

.btn-nav::after {
    display: none;
}

.btn-nav:hover {
    background: #ff7a98;
    color: var(--color-bg-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 107, 137, 0.4);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-accent-primary);
    color: var(--color-bg-dark);
}

.btn-primary:hover {
    background: #ff7a98;
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(255, 107, 137, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--color-accent-primary);
    border: 2px solid var(--color-accent-primary);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255, 107, 137, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 184, 108, 0.12) 0%, transparent 50%),
        linear-gradient(180deg, var(--color-bg-dark) 0%, #1a0f25 100%);
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(var(--color-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--color-accent-primary) 0%, var(--color-accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.stat {
    text-align: center;
    padding: var(--spacing-sm);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-accent-primary);
    line-height: 1;
}

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

/* USP Section */
.usp-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-elevated) 100%);
}

.usp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 450px), 1fr));
    gap: var(--spacing-md);
}

.usp-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: var(--spacing-lg);
    transition: var(--transition-smooth);
    animation: fadeInUp 0.6s ease-out both;
}

.usp-card:nth-child(2) {
    animation-delay: 0.2s;
}

.usp-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-primary);
    box-shadow: 0 20px 60px rgba(255, 107, 137, 0.2);
}

.usp-icon {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.usp-icon svg {
    width: 64px;
    height: 64px;
    color: var(--color-accent-primary);
    stroke-width: 1.5;
}

.usp-card h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-sm);
}

.usp-card p {
    color: var(--color-text-secondary);
    font-weight: 400;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.code-preview {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.code-preview code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-accent-primary);
    display: block;
    white-space: pre-wrap;
}

.sheets-preview {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.sheet-row {
    display: grid;
    grid-template-columns: 100px 100px 1fr 100px;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs);
    border-bottom: 1px solid var(--color-border);
}

.sheet-row.header {
    font-weight: 600;
    color: var(--color-text-secondary);
}

.sheet-row:last-child {
    border-bottom: none;
}

.status-scheduled {
    color: var(--color-success);
}

.status-draft {
    color: var(--color-text-muted);
}

/* Features Section */
.features-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-dark);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.125rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent-primary);
}

.feature-icon {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-accent-primary);
    stroke-width: 1.5;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-secondary);
    font-weight: 400;
    line-height: 1.7;
}

/* How It Works */
.how-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-elevated) 100%);
}

.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.workflow-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: var(--spacing-lg);
    transition: var(--transition-smooth);
}

.workflow-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(255, 107, 137, 0.15);
}

.workflow-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 107, 137, 0.15);
    color: var(--color-accent-primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.workflow-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.workflow-steps {
    list-style: none;
    counter-reset: step-counter;
}

.workflow-steps li {
    counter-increment: step-counter;
    position: relative;
    padding-left: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.workflow-steps li::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 1.75rem;
    height: 1.75rem;
    background: rgba(255, 107, 137, 0.15);
    color: var(--color-accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 600;
}

/* Pricing Section */
.pricing-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-dark);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--color-accent-primary);
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(255, 107, 137, 0.25);
}

.pricing-card:hover {
    transform: translateY(-8px);
}

.pricing-card.featured:hover {
    transform: translateY(-8px) scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent-primary);
    color: var(--color-bg-dark);
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-tier {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.pricing-price {
    margin-bottom: var(--spacing-md);
}

.price-amount {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-accent-primary);
}

.price-period {
    color: var(--color-text-muted);
    font-size: 1rem;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.pricing-features li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text-secondary);
}

/* Waitlist Section */
.waitlist-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-elevated) 100%);
}

.waitlist-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.waitlist-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-sm);
}

.waitlist-content > p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.form-placeholder {
    background: var(--color-bg-card);
    border: 2px dashed var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.form-note {
    background: rgba(255, 107, 137, 0.12);
    color: var(--color-accent-primary);
    padding: var(--spacing-sm);
    border-radius: 6px;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.waitlist-form {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.waitlist-form input {
    flex: 1;
    min-width: 250px;
    padding: 1rem;
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
}

.waitlist-form input:focus {
    outline: none;
    border-color: var(--color-accent-primary);
}

.form-footer {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-sm);
}

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

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand p {
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
    max-width: 300px;
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--color-accent-primary);
    padding-left: 4px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 992px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    }

    .workflow-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    }

    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .nav-links {
        gap: var(--spacing-xs);
    }

    .nav-links a {
        font-size: 0.8rem;
    }

    .btn-nav {
        padding: 0.4rem 1rem;
        font-size: 0.8rem;
    }

    .hero {
        min-height: 90vh;
        padding-top: 100px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .btn {
        width: 100%;
        text-align: center;
        padding: 0.875rem 1.5rem;
    }

    .hero-stats {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: var(--spacing-sm);
    }

    .stat-number {
        font-size: 2rem;
    }

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

    .usp-card {
        padding: var(--spacing-md);
    }

    .usp-icon svg {
        width: 48px;
        height: 48px;
    }

    .sheet-row {
        font-size: 0.625rem;
        grid-template-columns: 70px 70px 1fr 70px;
        gap: 0.25rem;
    }

    .code-preview code {
        font-size: 0.75rem;
    }

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

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

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

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-card.featured:hover {
        transform: translateY(-8px) scale(1);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .waitlist-form {
        flex-direction: column;
    }

    .waitlist-form input {
        min-width: 100%;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3.5rem;
    }

    .container {
        padding: 0 1rem;
    }

    .nav-content {
        padding: 0.75rem 0;
    }

    .logo {
        font-size: 1.25rem;
    }

    .logo-icon {
        font-size: 1.5rem;
    }

    .nav-links a:not(.btn-nav) {
        display: none;
    }

    .hero-title {
        font-size: clamp(1.75rem, 10vw, 2.5rem);
        margin-bottom: var(--spacing-sm);
    }

    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-md);
    }

    .section-header h2 {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    .section-header p {
        font-size: 1rem;
    }

    .usp-card h3 {
        font-size: 1.5rem;
    }

    .feature-card,
    .workflow-card,
    .pricing-card {
        padding: var(--spacing-sm);
    }
}

/* FAQ Section */
.faq-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-elevated) 100%);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 500px), 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.faq-item {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: 16px;
    border: 1px solid var(--color-border);
    transition: var(--transition-smooth);
}

.faq-item:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(255, 107, 137, 0.15);
}

.faq-item h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.faq-item p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

/* Scroll animations */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}