/* ============================================
   Variables & Reset
   ============================================ */

:root {
    /* Colors */
    --primary: #7C5CFF;
    --secondary: #B79CFF;
    --accent: #FFB38A;
    --background: #F7F6FF;
    --text: #1F1F2E;
    --text-light: #6B6B7A;
    --white: #FFFFFF;
    --border: #E5E5EA;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(124, 92, 255, 0.08);
    --shadow-md: 0 4px 16px rgba(124, 92, 255, 0.12);
    --shadow-lg: 0 8px 32px rgba(124, 92, 255, 0.16);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text);
    background-color: var(--background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ============================================
   Container
   ============================================ */

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

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ============================================
   Header
   ============================================ */

.header {
    position: sticky;
    top: 0;
    background: rgba(247, 246, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
}

.logo-icon {
    flex-shrink: 0;
}

.logo-text {
    font-weight: 700;
}

.nav {
    display: none;
}

@media (min-width: 768px) {
    .nav {
        display: block;
    }
}

.nav-list {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

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

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 24px;
    height: 24px;
    padding: 0;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
    
    .header-content .btn-sm {
        display: inline-flex;
    }
}

@media (max-width: 767px) {
    .header-content .btn-sm {
        display: none;
    }
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--background) 0%, rgba(183, 156, 255, 0.1) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    order: -1;
}

@media (min-width: 968px) {
    .hero-image {
        order: 0;
    }
}

.hero-mockup {
    position: relative;
    max-width: 100%;
    width: 100%;
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.1) 0%, rgba(183, 156, 255, 0.1) 100%);
    border-radius: var(--radius-lg);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-mockup img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: block;
}

.hero-mockup::before {
    content: 'Dashboard Tribe Family';
    position: absolute;
    color: var(--text-light);
    font-size: 1rem;
    opacity: 0.5;
    z-index: 0;
}

.hero-mockup img {
    position: relative;
    z-index: 1;
}

/* Trust Banner */
.trust-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.trust-badge {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.trust-features {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text);
    font-weight: 500;
}

/* ============================================
   Section Styles
   ============================================ */

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

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

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--text);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* ============================================
   Features Section
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 968px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.1) 0%, rgba(183, 156, 255, 0.1) 100%);
    border-radius: var(--radius-md);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.feature-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   How It Works Section
   ============================================ */

.how-it-works {
    background: var(--white);
}

.steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .steps {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
}

.step {
    text-align: center;
}

.step-number {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.step-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Screens Section
   ============================================ */

.screens-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .screens-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.screen-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.screen-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.screen-image {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--background);
}

.screen-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.screen-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
    color: var(--text);
}

.screen-description {
    font-size: 0.9375rem;
    color: var(--text-light);
    margin: 0 var(--spacing-md) var(--spacing-md);
    line-height: 1.6;
}

/* ============================================
   Pricing Section
   ============================================ */

.pricing {
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.pricing-card {
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.pricing-card-featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.05) 0%, rgba(183, 156, 255, 0.05) 100%);
}

.pricing-badge-featured {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-header {
    margin-bottom: var(--spacing-lg);
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-xs);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

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

.pricing-features {
    margin-bottom: var(--spacing-lg);
}

.pricing-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text);
    position: relative;
    padding-left: var(--spacing-md);
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.pricing-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--background);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
    text-align: center;
    width: 100%;
}

/* Waitlist Form */
.waitlist-form-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.05) 0%, rgba(255, 179, 138, 0.05) 100%);
    border-radius: var(--radius-lg);
}

.waitlist-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.waitlist-subtitle {
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

.waitlist-form {
    margin-bottom: var(--spacing-sm);
}

.form-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

@media (max-width: 767px) {
    .form-group {
        flex-direction: column;
    }
}

.form-group input {
    flex: 1;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.1);
}

.form-note {
    font-size: 0.875rem;
    color: var(--text-light);
}

.form-message {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ============================================
   FAQ Section
   ============================================ */

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
}

.faq-question:hover {
    background: var(--background);
}

.faq-icon {
    flex-shrink: 0;
    transition: var(--transition);
    color: var(--primary);
}

.faq-item[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-item[aria-expanded="true"] .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--text);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 2fr;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-credit {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-credit a {
    color: var(--secondary);
    font-weight: 500;
}

.footer-credit a:hover {
    color: var(--white);
}

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

.footer-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-column a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Modal
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal[aria-hidden="false"] {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(31, 31, 46, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    z-index: 1;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-light);
    border-radius: var(--radius-sm);
}

.modal-close:hover {
    background: var(--background);
    color: var(--text);
}

.modal-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.modal-content > p {
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Accessibility
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    z-index: 10000;
}

.skip-link:focus {
    top: 0;
}