/* ========================================
   Southeast Iowa Tree Service
   Classic & Elegant Design
   Plum + Amber Palette
======================================== */

/* CSS Custom Properties */
:root {
    --plum-50: #fdf4f6;
    --plum-100: #fce8ec;
    --plum-200: #f9d0d9;
    --plum-300: #f4a9b8;
    --plum-400: #ec7a94;
    --plum-500: #db5472;
    --plum-600: #c23654;
    --plum-700: #a12740;
    --plum-800: #842337;
    --plum-900: #6e1f32;
    --plum-950: #3a0d16;
    
    --amber-50: #fffbeb;
    --amber-100: #fff3cd;
    --amber-200: #ffe9a0;
    --amber-300: #ffd76b;
    --amber-400: #ffc230;
    --amber-500: #f5a623;
    --amber-600: #e08b0e;
    --amber-700: #b86a0a;
    --amber-800: #92500b;
    --amber-900: #753f0d;
    --amber-950: #421f03;
    
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    --neutral-950: #0a0a0a;
    
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--neutral-800);
    background-color: var(--neutral-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--neutral-900);
}

/* ========================================
   Navigation
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--neutral-200);
    transition: box-shadow 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-md);
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    color: var(--plum-700);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--neutral-900);
    line-height: 1.3;
}

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

.nav-links a {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--neutral-700);
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--plum-700);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-xs);
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--neutral-700);
    transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    background: var(--plum-700);
    color: #fff;
}

.btn-primary:hover {
    background: var(--plum-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.btn-outline-light {
    background: transparent;
    color: var(--plum-700);
    border: 2px solid var(--plum-700);
}

.btn-outline-light:hover {
    background: var(--plum-700);
    color: #fff;
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-full {
    width: 100%;
}

/* ========================================
   Section Headers
======================================== */
.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto var(--space-2xl);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--plum-700);
    margin-bottom: var(--space-sm);
    padding: 0.35rem 1rem;
    background: var(--plum-50);
    border-radius: 50px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: var(--space-md);
    color: var(--neutral-900);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--neutral-600);
    line-height: 1.7;
}

/* ========================================
   Hero Section
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: url('https://images.pexels.com/photos/5691502/pexels-photo-5691502.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080') center center / cover no-repeat;
    padding: var(--space-3xl) var(--space-md);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(58, 13, 22, 0.85) 0%,
        rgba(109, 31, 50, 0.75) 50%,
        rgba(58, 13, 22, 0.85) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--amber-300);
    margin-bottom: var(--space-lg);
    padding: 0.5rem 1.25rem;
    border: 1px solid rgba(255, 215, 107, 0.3);
    border-radius: 50px;
    background: rgba(255, 215, 107, 0.1);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: var(--space-sm);
    line-height: 1.1;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--amber-200);
    display: block;
    margin-top: var(--space-xs);
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.85);
    max-width: 600px;
    margin: var(--space-md) auto var(--space-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    justify-content: center;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-feature svg {
    width: 18px;
    height: 18px;
    color: var(--amber-400);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 1;
}

.hero-scroll svg {
    width: 20px;
    height: 20px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(5px); }
    60% { transform: translateY(3px); }
}

/* ========================================
   Services Section
======================================== */
.services {
    padding: var(--space-3xl) 0;
    background: var(--neutral-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--neutral-200);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--plum-200);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--plum-50);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    color: var(--plum-700);
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    color: var(--neutral-900);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--neutral-600);
    line-height: 1.7;
}

/* ========================================
   About Section
======================================== */
.about {
    padding: var(--space-3xl) 0;
    background: #fff;
}

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

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--plum-100);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content {
    padding: var(--space-md) 0;
}

.about-content .section-tag {
    margin-bottom: var(--space-sm);
}

.about-content .section-title {
    text-align: left;
    margin-bottom: var(--space-lg);
}

.about-content p {
    font-size: 1.05rem;
    color: var(--neutral-600);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--neutral-800);
}

.value-item svg {
    width: 22px;
    height: 22px;
    color: var(--plum-700);
    flex-shrink: 0;
}

/* ========================================
   Gallery Section
======================================== */
.gallery {
    padding: var(--space-3xl) 0;
    background: var(--neutral-50);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.gallery-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.gallery-item:nth-child(2),
.gallery-item:nth-child(4) {
    aspect-ratio: 4/5;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ========================================
   CTA Section
======================================== */
.cta {
    padding: var(--space-3xl) 0;
    background: linear-gradient(
        135deg,
        var(--plum-900) 0%,
        var(--plum-800) 50%,
        var(--plum-950) 100%
    );
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: #fff;
    margin-bottom: var(--space-md);
}

.cta p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

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

/* ========================================
   Contact Section
======================================== */
.contact {
    padding: var(--space-3xl) 0;
    background: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-3xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    gap: var(--space-md);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--plum-50);
    border-radius: var(--radius-md);
    color: var(--plum-700);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-item h4 {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--neutral-500);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    font-size: 1rem;
    color: var(--neutral-800);
    line-height: 1.6;
}

.contact-item a {
    color: var(--plum-700);
    transition: color 0.2s ease;
}

.contact-item a:hover {
    color: var(--plum-800);
    text-decoration: underline;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--neutral-50);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid var(--neutral-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--neutral-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--neutral-800);
    background: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--plum-500);
    box-shadow: 0 0 0 3px rgba(219, 84, 114, 0.1);
}

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xl);
    text-align: center;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: var(--radius-md);
    color: #166534;
}

.form-success.show {
    display: flex;
}

.form-success svg {
    width: 48px;
    height: 48px;
    color: #22c55e;
}

.form-success p {
    font-size: 1rem;
    font-weight: 500;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--neutral-900);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo .logo-text {
    color: #fff;
}

.footer-brand p {
    margin-top: var(--space-md);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: var(--space-md);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--amber-400);
}

.footer-contact p {
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer-contact a {
    color: var(--amber-400);
    transition: color 0.2s ease;
}

.footer-contact a:hover {
    color: var(--amber-300);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    text-align: center;
    font-size: 0.85rem;
}

.footer-bottom a {
    color: var(--amber-400);
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1024px) {
    .about-grid {
        gap: var(--space-2xl);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-md);
        border-bottom: 1px solid var(--neutral-200);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 100svh;
        padding: var(--space-2xl) var(--space-md);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .hero-features {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image img {
        height: 400px;
    }
    
    .about-image-accent {
        display: none;
    }
    
    .about-content .section-title {
        text-align: center;
    }
    
    .about-content .section-tag {
        display: block;
        text-align: center;
    }
    
    .about-content p {
        text-align: center;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .gallery-item:nth-child(2),
    .gallery-item:nth-child(4) {
        aspect-ratio: 4/3;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}