/* ===========================
   CSS Variables - Warm Color Palette
   =========================== */
:root {
    /* Warm Primary Colors */
    --color-primary: #E67E22;        /* Warm orange */
    --color-primary-dark: #D35400;   /* Darker orange */
    --color-primary-light: #F39C12;  /* Light orange */
    
    /* Warm Accent Colors */
    --color-secondary: #C0392B;      /* Warm red */
    --color-tertiary: #F4A460;       /* Sandy brown */
    
    /* Neutral Warm Colors */
    --color-cream: #FFF8F0;          /* Warm white/cream */
    --color-beige: #F5E6D3;          /* Light beige */
    --color-tan: #D4A574;            /* Tan */
    
    /* Text Colors */
    --color-text-dark: #2C1810;      /* Dark brown */
    --color-text-medium: #5D4E37;    /* Medium brown */
    --color-text-light: #8B7355;     /* Light brown */
    
    /* Grays with warmth */
    --color-gray-100: #FAF9F7;
    --color-gray-200: #F0EBE3;
    --color-gray-300: #E0D5C7;
    --color-gray-800: #4A3F35;
    
    /* Success & Info */
    --color-success: #27AE60;
    --color-info: #3498DB;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(230, 126, 34, 0.1);
    --shadow-md: 0 4px 16px rgba(230, 126, 34, 0.15);
    --shadow-lg: 0 8px 32px rgba(230, 126, 34, 0.2);
    
    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* ===========================
   Reset & Base Styles
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text-dark);
    line-height: 1.6;
    background-color: var(--color-cream);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ===========================
   Typography
   =========================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-dark);
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--color-text-medium);
}

/* ===========================
   Container & Layout
   =========================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* ===========================
   Header & Navigation
   =========================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 248, 240, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-icon {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-text-dark);
    transition: var(--transition-fast);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.375rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
    margin-top: 80px;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-beige) 0%, var(--color-cream) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(230, 126, 34, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-medium);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero-features {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background-color: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
    color: var(--color-text-dark);
}

.badge-icon {
    color: var(--color-success);
    font-size: 1.25rem;
}

/* ===========================
   Section Titles
   =========================== */
.section-title {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--color-text-dark);
}

.section-subtitle {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-medium);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===========================
   How It Works
   =========================== */
.how-it-works {
    background-color: white;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.step-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: linear-gradient(135deg, var(--color-gray-100), white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

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

.step-number {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-heading);
    box-shadow: var(--shadow-md);
}

.step-card h3 {
    margin-bottom: 1rem;
    color: var(--color-text-dark);
}

.step-card p {
    color: var(--color-text-medium);
}

/* ===========================
   Services Section
   =========================== */
.services {
    background: linear-gradient(to bottom, var(--color-cream), var(--color-beige));
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-bottom: 3rem;
}

.service-card {
    background-color: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border-top: 4px solid var(--color-primary);
}

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

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--color-text-dark);
}

.service-card p {
    color: var(--color-text-medium);
    line-height: 1.7;
}

.service-note {
    text-align: center;
    padding: 2rem;
    background-color: white;
    border-radius: var(--radius-md);
    border-left: 5px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.service-note p {
    font-size: 1.125rem;
    margin: 0;
}

/* ===========================
   Why Choose Us
   =========================== */
.why-choose {
    background-color: white;
}

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

.benefit-card {
    padding: 2rem;
    background: linear-gradient(135deg, var(--color-gray-100), white);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.benefit-card:hover {
    border-color: var(--color-primary-light);
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
}

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

.benefit-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.benefit-card p {
    font-size: 0.95rem;
    margin: 0;
}

/* ===========================
   Eco-Friendly Section
   =========================== */
.eco-friendly {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: white;
}

.eco-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.eco-text h2 {
    color: white;
    margin-bottom: 1.5rem;
}

.eco-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.eco-impact {
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    margin-bottom: 2rem;
}

.eco-stats {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.stat-icon {
    font-size: 2.5rem;
}

.stat-text {
    font-size: 1.125rem;
    color: white;
    font-weight: 500;
}

.eco-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    border: 3px dashed rgba(255, 255, 255, 0.4);
}

.placeholder-icon {
    font-size: 5rem;
}

.image-placeholder p {
    color: white;
    font-weight: 600;
    text-align: center;
    padding: 0 2rem;
}

/* ===========================
   About Section
   =========================== */
.about {
    background-color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-intro {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: 1.5rem;
}

.about-tagline {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin: 2rem 0;
}

.about-values {
    font-size: 1.125rem;
    color: var(--color-secondary);
    margin-top: 1.5rem;
}

/* ===========================
   FAQ Section
   =========================== */
.faq {
    background: linear-gradient(to bottom, var(--color-cream), white);
}

.faq-grid {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1.5rem;
    background-color: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background-color: white;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background-color: var(--color-gray-100);
    color: var(--color-primary);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-primary);
    transition: var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    color: var(--color-text-medium);
    line-height: 1.8;
}

/* ===========================
   Service Area
   =========================== */
.service-area {
    background-color: var(--color-beige);
    text-align: center;
}

.area-description {
    font-size: 1.125rem;
    color: var(--color-text-medium);
    margin-bottom: 1rem;
}

.area-note {
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: 3rem;
}

.cta-box {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.cta-box p {
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
    margin-bottom: 1.5rem;
}

/* ===========================
   Contact Section
   =========================== */
.contact {
    background-color: white;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-form {
    background-color: var(--color-gray-100);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-text-dark);
    font-family: var(--font-heading);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(230, 126, 34, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    text-align: center;
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-top: 1rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-card {
    background-color: var(--color-gray-100);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.info-card.highlight {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: white;
}

.info-card h3 {
    margin-bottom: 1.5rem;
    color: var(--color-text-dark);
}

.info-card.highlight h3 {
    color: white;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item:last-child {
    margin-bottom: 0;
}

.info-icon {
    font-size: 2rem;
}

.info-item strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--color-text-dark);
}

.info-item p {
    font-size: 0.95rem;
    margin: 0;
}

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

.benefits-list li {
    padding: 0.75rem 0;
    color: white;
    font-size: 1.05rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.benefits-list li:last-child {
    border-bottom: none;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background: linear-gradient(135deg, var(--color-text-dark), var(--color-gray-800));
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: var(--color-primary-light);
    margin-bottom: 1.5rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-tagline {
    font-style: italic;
    color: var(--color-primary-light);
    margin-top: 1rem;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-light);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.5rem;
}

/* ===========================
   Responsive Design
   =========================== */
@media (max-width: 968px) {
    .eco-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .eco-image,
    .about-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: rgba(255, 248, 240, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        padding: 2rem;
        gap: 1.5rem;
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-md);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: var(--spacing-md) 0;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 1rem;
    }
    
    .feature-badge {
        width: 100%;
        justify-content: center;
    }
    
    .steps-grid,
    .services-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* ===========================
   Utility Classes
   =========================== */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.bg-primary { background-color: var(--color-primary); }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }