/* ============================================
DESIGN TOKENS & CSS VARIABLES
============================================ */
:root {
    /* Colors */
    --primary-green: #0ECE8E;
    --primary-dark: #0AAD75;
    --primary-light: #4DDCAA;

    --accent-blue: #2E6CF8;
    --accent-light: #5B8CFF;
    --accent-soft: #E3EDFF;

    --text-primary: #0F172A;
    --text-secondary: #64748B;
    --text-tertiary: #94A3B8;

    --success: #22C55E;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;

    --surface: #FFFFFF;
    --background: #FCFCFC;
    --border-light: #E2E8F0;
    --border-medium: #CBD5E1;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
RESET & BASE STYLES
============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background: var(--background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ============================================
UTILITY CLASSES
============================================ */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Fade in animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* ============================================
HEADER / NAVIGATION
============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-base);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-lg);
    max-width: 1280px;
    margin: 0 auto;
}

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

.nav {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.nav a {
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
}

/* ============================================
BUTTONS
============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn--primary {
    background: var(--primary-green);
    color: white;
    box-shadow: 0 4px 12px rgba(14, 206, 142, 0.3);
}

.btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 206, 142, 0.4);
}

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

.btn--secondary:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
    transform: translateY(-2px);
}

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

/* ============================================
HERO SECTION
============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background:
        radial-gradient(circle at 20% 50%, rgba(14, 206, 142, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(46, 108, 248, 0.05) 0%, transparent 50%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--accent-soft);
    color: var(--accent-blue);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: var(--space-sm);
    margin-bottom: var(--space-md);
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
    max-width: 600px;
}

.hero__cta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.hero__stats {
    display: flex;
    gap: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-light);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat strong {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-green);
}

.stat span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.hero__visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    max-width: 400px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

.floating-card {
    position: absolute;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    animation: float-delayed 6s ease-in-out infinite;
}

@keyframes float-delayed {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-15px);
    }
}

.floating-card--1 {
    top: 10%;
    right: -10%;
    animation-delay: 0.5s;
}

.floating-card--2 {
    bottom: 15%;
    left: -15%;
    animation-delay: 1s;
}

.floating-card .emoji {
    font-size: 1.5rem;
}

/* ============================================
SECTION HEADER
============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header .label {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--accent-soft);
    color: var(--accent-blue);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-sm);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
FEATURES SECTION
============================================ */
.features {
    background: var(--surface);
    padding: var(--space-3xl) 0;
}

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

.feature-card {
    background: var(--surface);
    padding: var(--space-xl);
    border-radius: 20px;
    border: 2px solid var(--border-light);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.feature-card__icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-green));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
PRICING SECTION
============================================ */
.pricing {
    background: var(--background);
    padding: var(--space-3xl) 0;
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    background: var(--surface);
    padding: 0.5rem;
    border-radius: 100px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    border: 2px solid var(--border-light);
}

.pricing-toggle span {
    padding: 0.75rem 1.5rem;
    border-radius: 100px;
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-base);
    color: var(--text-secondary);
}

.pricing-toggle span.active {
    background: var(--primary-green);
    color: white;
    box-shadow: var(--shadow-md);
}

.pricing-toggle .badge {
    display: inline-block;
    background: var(--success);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-left: 0.5rem;
    font-weight: 700;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--surface);
    padding: var(--space-xl);
    border-radius: 24px;
    border: 2px solid var(--border-light);
    transition: all var(--transition-base);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card--featured {
    border: 3px solid var(--primary-green);
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(14, 206, 142, 0.2);
}

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

.pricing-card__badge {
    position: absolute;
    top: -12px;
    right: var(--space-lg);
    background: linear-gradient(135deg, var(--primary-green), var(--accent-blue));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.pricing-card__header h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: var(--space-sm);
}

.pricing-card__header p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.pricing-card__price {
    margin-bottom: var(--space-lg);
}

.price-amount {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-green);
    line-height: 1;
}

.price-currency {
    font-size: 1.5rem;
    vertical-align: super;
}

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

.price-original {
    display: block;
    color: var(--text-tertiary);
    font-size: 1rem;
    text-decoration: line-through;
    margin-top: 0.5rem;
}

.pricing-card__features {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.pricing-card__features li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border-light);
}

.pricing-card__features li:last-child {
    border-bottom: none;
}

.pricing-card__features .icon {
    color: var(--primary-green);
    font-weight: 700;
    flex-shrink: 0;
}

.pricing-card__features .icon--disabled {
    color: var(--text-tertiary);
}

.pricing-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: var(--space-xl);
}

/* ============================================
CTA SECTION
============================================ */
.cta-final {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-blue));
    color: white;
    padding: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: var(--space-md);
}

.cta-content p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.cta-buttons .btn--primary {
    background: white;
    color: var(--primary-green);
}

.cta-buttons .btn--primary:hover {
    background: var(--background);
    transform: translateY(-2px);
}

.cta-note {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* ============================================
FOOTER
============================================ */
.footer {
    background: var(--text-primary);
    color: white;
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-green);
    margin-bottom: var(--space-sm);
}

.footer-brand p {
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--primary-green);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary-green);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* ============================================
RESPONSIVE
============================================ */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__visual {
        order: -1;
    }

    .hero__cta {
        justify-content: center;
    }

    .hero__stats {
        justify-content: center;
    }

    .nav {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--space-lg);
        box-shadow: var(--shadow-lg);
        z-index: 999;
        border-bottom: 2px solid var(--border-light);
    }

    .nav.active {
        display: flex;
    }

    .nav a {
        padding: var(--space-md) 0;
        border-bottom: 1px solid var(--border-light);
        text-align: center;
        font-size: 1.125rem;
    }

    .nav a:last-child {
        border-bottom: none;
        margin-top: var(--space-sm);
    }

    .mobile-menu-toggle {
        display: block;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}