/* ===================================
   KnoPros — Home Repair Marketing Site
   Forest Green + Off-White Palette
   =================================== */

/* CSS Custom Properties */
:root {
    --green-900: #0B3D2E;
    --green-800: #145A3D;
    --green-700: #1A7A4F;
    --green-600: #229B63;
    --green-500: #2DCC7E;
    --green-100: #D1F2E0;
    --green-50:  #EAF8F0;
    
    --off-white: #F5F5F0;
    --off-white-light: #FAFAF6;
    --warm-gray: #8C8C82;
    --dark: #1A1A18;
    --dark-soft: #2D2D28;
    --mid: #5C5C56;
    --light-border: #E5E5DF;
    
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --shadow-sm: 0 1px 3px rgba(11, 61, 46, 0.06), 0 1px 2px rgba(11, 61, 46, 0.04);
    --shadow-md: 0 4px 16px rgba(11, 61, 46, 0.08), 0 2px 4px rgba(11, 61, 46, 0.04);
    --shadow-lg: 0 12px 40px rgba(11, 61, 46, 0.12), 0 4px 12px rgba(11, 61, 46, 0.06);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--off-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: 0.01em;
    color: var(--dark);
}

.text-accent {
    color: var(--green-700);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--green-800);
    border-color: var(--green-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--green-700);
    border-color: var(--green-700);
}

.btn-outline:hover {
    background: var(--green-700);
    color: #fff;
    transform: translateY(-2px);
}

.btn-white {
    background: #fff;
    color: var(--green-800);
    border-color: #fff;
}

.btn-white:hover {
    background: var(--green-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-white {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
    background: rgba(255,255,255,0.12);
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
}

/* Section Headers */
.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--green-700);
    background: var(--green-50);
    border: 1px solid var(--green-100);
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(32px, 5vw, 52px);
    margin-bottom: 16px;
    color: var(--dark);
}

.section-subtitle {
    font-size: 17px;
    color: var(--mid);
    max-width: 560px;
    line-height: 1.7;
}

/* ===================================
   HEADER / NAVIGATION
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(245, 245, 240, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--light-border);
    transition: box-shadow 0.3s ease;
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--dark);
}

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--green-700);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 20px;
    margin-right: 4px;
}

.logo-accent {
    color: var(--green-700);
}

.nav ul {
    display: flex;
    gap: 8px;
}

.nav ul li a {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--mid);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}

.nav ul li a:hover {
    color: var(--green-700);
    background: var(--green-50);
}

.nav-cta {
    margin-left: 16px;
    font-size: 13px;
    padding: 10px 20px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    padding: 120px 0 0;
    background: var(--off-white);
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(26, 122, 79, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(26, 122, 79, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding-bottom: 80px;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--green-700);
    background: var(--green-50);
    border: 1px solid var(--green-100);
    padding: 8px 16px;
    border-radius: 50px;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--green-600);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(40px, 6vw, 64px);
    line-height: 1.08;
    margin-bottom: 24px;
    color: var(--dark);
    letter-spacing: -0.01em;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--mid);
    line-height: 1.75;
    margin-bottom: 36px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.hero-img-secondary {
    position: absolute;
    bottom: -40px;
    left: -60px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--off-white);
}

.hero-img-secondary img {
    width: 240px;
    height: 180px;
    object-fit: cover;
}

/* Floating Stat Cards */
.stat-card {
    position: absolute;
    background: #fff;
    border-radius: var(--radius-md);
    padding: 16px 20px;
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.stat-card--1 {
    top: 20px;
    right: -20px;
}

.stat-card--2 {
    top: 50%;
    right: -40px;
    transform: translateY(-50%);
}

.stat-card--3 {
    bottom: 20px;
    left: 20px;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--green-700);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--mid);
    line-height: 1.4;
    font-weight: 500;
}

/* Wave Divider */
.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services {
    padding: 100px 0;
    background: var(--off-white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--light-border);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--green-100);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--green-50);
    border: 1px solid var(--green-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    background: var(--green-700);
    color: #fff;
    border-color: var(--green-700);
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--dark);
}

.service-card p {
    font-size: 15px;
    color: var(--mid);
    line-height: 1.65;
}

/* ===================================
   WHY KNOPROS SECTION
   =================================== */
.why-us {
    padding: 100px 0;
    background: var(--off-white-light);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.why-content .section-subtitle {
    margin-bottom: 40px;
}

.why-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.why-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.why-check {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--green-700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-top: 2px;
}

.why-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.why-item span {
    font-size: 15px;
    color: var(--mid);
    line-height: 1.6;
}

.why-visual {
    position: relative;
}

.why-img-grid {
    position: relative;
    min-height: 560px;
}

.why-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.why-img-main img {
    width: 100%;
    height: 560px;
    object-fit: cover;
}

.why-img-accent {
    position: absolute;
    bottom: -30px;
    right: -30px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--off-white-light);
}

.why-img-accent img {
    width: 260px;
    height: 200px;
    object-fit: cover;
}

/* ===================================
   PROCESS SECTION
   =================================== */
.process {
    padding: 100px 0;
    background: var(--green-900);
}

.process .section-tag {
    background: rgba(255,255,255,0.1);
    color: var(--green-100);
    border-color: rgba(255,255,255,0.15);
}

.process .section-title {
    color: #fff;
}

.process .section-title .text-accent {
    color: var(--green-400, #5EE8A0);
}

.process .section-subtitle {
    color: rgba(255,255,255,0.65);
    margin: 0 auto;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 60px;
}

.process-step {
    position: relative;
}

.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 28px;
    right: -16px;
    width: 32px;
    height: 2px;
    background: rgba(255,255,255,0.2);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: rgba(255,255,255,0.1);
    line-height: 1;
    margin-bottom: 16px;
}

.step-content h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
}

.step-content a {
    color: var(--green-100);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.step-content a:hover {
    color: #fff;
}

/* ===================================
   CTA BANNER
   =================================== */
.cta-banner {
    padding: 80px 0;
    background: var(--green-800);
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.cta-title {
    font-size: clamp(28px, 4vw, 44px);
    color: #fff;
    margin-bottom: 12px;
}

.cta-text {
    font-size: 17px;
    color: rgba(255,255,255,0.7);
    max-width: 480px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    padding: 100px 0;
    background: var(--off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-subtitle {
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--green-50);
    border: 1px solid var(--green-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
}

.contact-item strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.contact-item span,
.contact-item a {
    font-size: 15px;
    color: var(--mid);
    line-height: 1.6;
}

.contact-item a:hover {
    color: var(--green-700);
    text-decoration: underline;
}

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.contact-map iframe {
    width: 100%;
    height: 220px;
    border: 0;
    border-radius: var(--radius-md);
}

/* Contact Form */
.contact-form-wrapper {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--light-border);
}

.form-title {
    font-size: 24px;
    margin-bottom: 28px;
    color: var(--dark);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--mid);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--light-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--dark);
    background: var(--off-white-light);
    transition: border-color 0.2s, box-shadow 0.2s;
    -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--green-600);
    box-shadow: 0 0 0 3px rgba(34, 155, 99, 0.12);
    background: #fff;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--green-50);
    border: 1px solid var(--green-100);
    border-radius: var(--radius-sm);
    margin-top: 16px;
    color: var(--green-800);
    font-weight: 500;
}

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

.form-success svg {
    flex-shrink: 0;
    color: var(--green-700);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.6);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand .logo {
    color: #fff;
    margin-bottom: 16px;
    display: inline-block;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--green-400, #5EE8A0);
}

.footer-contact p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 4px;
}

.footer-contact a {
    color: var(--green-400, #5EE8A0);
}

.footer-contact a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-visual {
        max-width: 520px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .why-visual {
        order: -1;
        max-width: 480px;
    }
    
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .process-step:not(:last-child)::after {
        display: none;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(245, 245, 240, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 24px;
        border-bottom: 1px solid var(--light-border);
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        opacity: 0;
        transition: all 0.35s ease;
        pointer-events: none;
    }
    
    .nav.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 4px;
        margin-bottom: 16px;
    }
    
    .nav ul li a {
        display: block;
        padding: 12px 16px;
    }
    
    .nav-cta {
        margin-left: 0;
        text-align: center;
        justify-content: center;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-container {
        padding-bottom: 60px;
    }
    
    .hero-title {
        font-size: clamp(32px, 8vw, 48px);
    }
    
    .hero-img-secondary {
        left: -20px;
        bottom: -20px;
    }
    
    .stat-card--2 {
        right: -20px;
    }
    
    .stat-card--1 {
        right: 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .why-img-main img {
        height: 400px;
    }
    
    .why-img-grid {
        min-height: 400px;
    }
    
    .cta-inner {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
        max-width: 320px;
    }
    
    .cta-actions .btn {
        justify-content: center;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 28px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stat-card {
        padding: 12px 16px;
    }
    
    .stat-number {
        font-size: 18px;
    }
}

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