/* ═══════════════════════════════════════════════════════════════════
   NATURE INSPIRED THEME - Earth Tones, Organic, Harmonious
   ═══════════════════════════════════════════════════════════════════ */

:root {
    /* ─ PRIMARY BLUE PALETTE (Brand Colors) ─ */
    --nature-primary: #0066cc;          /* Bold blue */
    --nature-primary-light: #1a75e6;    /* Lighter blue */
    --nature-primary-lighter: #3385f0;  /* Even lighter blue */
    
    /* ─ SECONDARY COLORS (Earth Tones for Warmth) ─ */
    --nature-secondary: #8b6f47;        /* Rich brown */
    --nature-secondary-light: #a0854d;  /* Lighter brown */
    --nature-accent: #d4a574;           /* Warm sand/tan */
    --nature-accent-light: #e8c4a0;     /* Light sand */
    
    /* ─ EARTH TONES & SKY PALETTE ─ */
    --nature-soil: #5c4033;             /* Deep earth brown */
    --nature-leaf: #4a9d6f;             /* Soft leaf green */
    --nature-sky: #87ceeb;              /* Light sky blue */
    --nature-sky-dark: #0052a3;         /* Deep sky blue */
    --nature-water: #0066cc;            /* Water blue (matches primary) */
    
    /* ─ NEUTRALS ─ */
    --nature-light: #f5f3f0;            /* Cream/off-white */
    --nature-light-2: #ede8e3;          /* Light beige */
    --nature-dark: #2b2520;             /* Dark brown/charcoal */
    --nature-dark-2: #3d3a37;           /* Medium dark */
    
    /* ─ GRADIENTS ─ */
    --nature-gradient-1: linear-gradient(135deg, #0066cc 0%, #1a75e6 100%);
    --nature-gradient-2: linear-gradient(135deg, #8b6f47 0%, #d4a574 100%);
    --nature-gradient-3: linear-gradient(135deg, #0066cc 0%, #87ceeb 100%);
    --nature-gradient-accent: linear-gradient(135deg, #d4a574 0%, #a0854d 100%);
    
    /* ─ SEMANTIC COLORS ─ */
    --nature-success: #4a9d6f;
    --nature-warning: #d4a574;
    --nature-danger: #c97575;
    --nature-info: #0066cc;
    
    /* ─ SHADOW PALETTE ─ */
    --nature-shadow-xs: 0 1px 2px rgba(0, 102, 204, 0.08);
    --nature-shadow-sm: 0 2px 4px rgba(0, 102, 204, 0.12);
    --nature-shadow-md: 0 4px 12px rgba(0, 102, 204, 0.15);
    --nature-shadow-lg: 0 8px 24px rgba(0, 102, 204, 0.18);
    --nature-shadow-xl: 0 12px 32px rgba(0, 102, 204, 0.20);
    
    /* ─ SPACING ─ */
    --nature-radius-sm: 8px;
    --nature-radius-md: 16px;
    --nature-radius-lg: 24px;
    --nature-radius-xl: 32px;
    --nature-radius-full: 9999px;
    
    /* ─ TRANSITIONS ─ */
    --nature-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --nature-transition-fast: all 0.15s ease;
}

/* ═══════════════════════════════════════════════════════════════════
   BODY & GENERAL STYLES
   ═══════════════════════════════════════════════════════════════════ */

body {
    background-color: var(--nature-light);
    color: var(--nature-dark);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    letter-spacing: 0.3px;
}

/* ═══════════════════════════════════════════════════════════════════
   TYPOGRAPHY
   ═══════════════════════════════════════════════════════════════════ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--nature-primary);
    letter-spacing: -0.5px;
    margin-bottom: 0.75rem;
}

h1 {
    font-size: 3rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.25rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.4;
}

p {
    color: var(--nature-dark-2);
    font-weight: 400;
}

.text-muted {
    color: #7a7a7a;
}

.text-accent {
    color: var(--nature-accent);
}

/* ═══════════════════════════════════════════════════════════════════
   NAVIGATION BAR - NATURE INSPIRED
   ═══════════════════════════════════════════════════════════════════ */

.navbar-nature {
    background: var(--nature-light);
    border-bottom: 2px solid var(--nature-accent);
    padding: 1rem 0;
    box-shadow: var(--nature-shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand-nature {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--nature-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-brand-nature::before {
    content: '🌿';
    font-size: 1.5rem;
}

.nav-link-nature {
    color: var(--nature-primary) !important;
    font-weight: 500;
    padding: 0.5rem 1.25rem !important;
    border-radius: var(--nature-radius-full);
    transition: var(--nature-transition);
    position: relative;
}

.nav-link-nature::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--nature-gradient-1);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link-nature:hover::after {
    width: 80%;
}

.nav-link-nature:hover {
    background-color: var(--nature-light-2);
}

/* ═══════════════════════════════════════════════════════════════════
   BUTTONS - ORGANIC SHAPES
   ═══════════════════════════════════════════════════════════════════ */

.btn-nature {
    background: var(--nature-gradient-1);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: var(--nature-radius-full);
    box-shadow: var(--nature-shadow-md);
    transition: var(--nature-transition);
    position: relative;
    overflow: hidden;
}

.btn-nature::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.btn-nature:hover::before {
    left: 100%;
}

.btn-nature:hover {
    transform: translateY(-2px);
    box-shadow: var(--nature-shadow-lg);
    background: var(--nature-gradient-1);
}

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

.btn-nature-secondary {
    background: var(--nature-gradient-2);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: var(--nature-radius-full);
    box-shadow: var(--nature-shadow-md);
    transition: var(--nature-transition);
}

.btn-nature-secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--nature-shadow-lg);
}

.btn-nature-outline {
    background: transparent;
    border: 2px solid var(--nature-primary);
    color: var(--nature-primary);
    font-weight: 600;
    padding: 0.65rem 1.8rem;
    border-radius: var(--nature-radius-full);
    transition: var(--nature-transition);
}

.btn-nature-outline:hover {
    background: var(--nature-primary);
    color: white;
    box-shadow: var(--nature-shadow-md);
}

/* ═══════════════════════════════════════════════════════════════════
   CARDS - ORGANIC ROUNDED CORNERS
   ═══════════════════════════════════════════════════════════════════ */

.card-nature {
    border: none;
    border-radius: var(--nature-radius-lg);
    background: white;
    box-shadow: var(--nature-shadow-sm);
    padding: 2rem;
    transition: var(--nature-transition);
    overflow: hidden;
    position: relative;
}

.card-nature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--nature-gradient-accent);
}

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

.card-nature img {
    border-radius: var(--nature-radius-md);
    width: 100%;
    height: auto;
    margin-bottom: 1rem;
    transition: var(--nature-transition);
}

.card-nature:hover img {
    transform: scale(1.05);
}

.card-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--nature-gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1rem;
    box-shadow: var(--nature-shadow-md);
}

.card-title-nature {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--nature-primary);
    margin-bottom: 0.75rem;
}

.card-text-nature {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════════════
   HERO SECTION - WITH ANIMATIONS
   ═══════════════════════════════════════════════════════════════════ */

.hero-nature {
    background: var(--nature-gradient-1);
    background-attachment: fixed;
    padding: 6rem 2rem;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-nature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(107, 158, 62, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(212, 165, 116, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content-nature {
    position: relative;
    z-index: 1;
}

.hero-title-nature {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    animation: slideInDown 0.8s ease;
}

.hero-subtitle-nature {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: slideInUp 0.8s ease;
}

.hero-cta-nature {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeIn 1s ease 0.3s both;
}

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

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ═══════════════════════════════════════════════════════════════════
   FEATURE SECTIONS
   ═══════════════════════════════════════════════════════════════════ */

.features-section {
    padding: 5rem 2rem;
    background: var(--nature-light-2);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: var(--nature-radius-lg);
    box-shadow: var(--nature-shadow-sm);
    text-align: center;
    transition: var(--nature-transition);
    border-top: 4px solid var(--nature-accent);
}

.feature-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--nature-shadow-xl);
    border-top-color: var(--nature-primary);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--nature-primary);
    margin-bottom: 0.75rem;
}

.feature-text {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════════════
   TESTIMONIALS SECTION
   ═══════════════════════════════════════════════════════════════════ */

.testimonials-section {
    padding: 5rem 2rem;
    background: white;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--nature-light-2);
    padding: 2rem;
    border-radius: var(--nature-radius-lg);
    border-left: 4px solid var(--nature-primary);
    transition: var(--nature-transition);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--nature-accent);
    opacity: 0.3;
}

.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--nature-shadow-md);
}

.testimonial-text {
    font-size: 1rem;
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--nature-gradient-1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.author-info h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--nature-primary);
}

.author-info p {
    margin: 0;
    font-size: 0.85rem;
    color: #999;
}

/* ═══════════════════════════════════════════════════════════════════
   PRICING SECTION
   ═══════════════════════════════════════════════════════════════════ */

.pricing-section {
    padding: 5rem 2rem;
    background: var(--nature-light-2);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    align-items: center;
}

.pricing-card {
    background: white;
    border-radius: var(--nature-radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--nature-shadow-sm);
    transition: var(--nature-transition);
    position: relative;
    overflow: hidden;
}

.pricing-card.featured {
    transform: scale(1.05);
    box-shadow: var(--nature-shadow-xl);
    border-top: 4px solid var(--nature-primary);
}

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

.pricing-card.featured::before {
    content: 'FEATURED';
    position: absolute;
    top: 20px;
    right: -40px;
    background: var(--nature-primary);
    color: white;
    padding: 0.5rem 3rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    transform: rotate(45deg);
}

.plan-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--nature-primary);
    margin-bottom: 1rem;
}

.plan-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--nature-primary);
    margin-bottom: 0.5rem;
}

.plan-price-period {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 2rem;
}

.plan-features {
    text-align: left;
    margin-bottom: 2rem;
    list-style: none;
    padding: 0;
}

.plan-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--nature-light-2);
    color: #666;
    font-size: 0.95rem;
}

.plan-features li::before {
    content: '✓';
    color: var(--nature-primary);
    font-weight: 700;
    margin-right: 0.75rem;
}

/* ═══════════════════════════════════════════════════════════════════
   SECTION TITLES
   ═══════════════════════════════════════════════════════════════════ */

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--nature-primary);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1rem;
    color: #999;
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* ═══════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════ */

.footer-nature {
    background: var(--nature-dark);
    color: var(--nature-light);
    padding: 3rem 2rem 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--nature-accent);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: var(--nature-light-2);
    text-decoration: none;
    transition: var(--nature-transition);
}

.footer-section a:hover {
    color: var(--nature-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(212, 165, 116, 0.2);
    padding-top: 2rem;
    text-align: center;
    color: var(--nature-light-2);
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
    .hero-title-nature {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .feature-grid,
    .testimonial-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .hero-cta-nature {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta-nature .btn-nature {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .hero-nature {
        padding: 4rem 1.5rem;
    }
    
    .hero-title-nature {
        font-size: 1.5rem;
    }
    
    .hero-subtitle-nature {
        font-size: 1rem;
    }
    
    .card-nature {
        padding: 1.5rem;
    }
}