/*
* Flex Flow Plumbing - Main Stylesheet
* A clean, professional design for a plumbing business
* 
* Table of Contents:
* 1. Global Styles
* 2. Typography
* 3. Header & Navigation
* 4. Hero Section
* 5. Services Section
* 6. About Section
* 7. Testimonials Section
* 8. Call to Action Section
* 9. Footer
* 10. Contact Page Styles
* 11. Media Queries for Responsive Design
*/

/* -----------------------------
 * 1. Global Styles
 * ----------------------------- */
:root {
    /* Primary Color Palette - Water Inspired */
    --primary-blue: #0077b6;      /* Deep Water Blue */
    --secondary-blue: #00b4d8;    /* Bright Blue */
    --light-blue: #90e0ef;        /* Light Blue */
    --accent-blue: #caf0f8;       /* Very Light Blue */
    --dark-blue: #03045e;         /* Dark Blue */
    
    /* Neutral Colors */
    --white: #ffffff;
    --off-white: #f8f9fa;
    --light-gray: #e9ecef;
    --medium-gray: #adb5bd;
    --dark-gray: #495057;
    --black: #212529;
    
    /* Accent Colors */
    --warning-color: #ffc107;     /* Yellow for warnings/alerts */
    --danger-color: #dc3545;      /* Red for emergencies */
    --success-color: #28a745;     /* Green for success messages */
    
    /* Typography */
    --body-font: 'Open Sans', Arial, sans-serif;
    --heading-font: 'Montserrat', 'Helvetica Neue', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    
    /* Box Shadow */
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --box-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    position: relative;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-blue);
    font-weight: 700;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--primary-blue);
    margin: var(--spacing-xs) auto 0;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    max-width: 700px;
    margin: 0 auto;
}

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

/* Buttons */
.btn {
    border-radius: var(--border-radius-md);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn-primary {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-outline-primary {
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn-light {
    color: var(--primary-blue);
    background-color: var(--white);
    border-color: var(--white);
}

.btn-light:hover, .btn-light:focus {
    background-color: var(--off-white);
    color: var(--dark-blue);
    border-color: var(--off-white);
}

.btn-outline-light {
    color: var(--white);
    border-color: var(--white);
}

.btn-outline-light:hover, .btn-outline-light:focus {
    background-color: var(--white);
    color: var(--primary-blue);
}

.btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

.btn-danger:hover, .btn-danger:focus {
    background-color: #bd2130;
    border-color: #bd2130;
}

/* -----------------------------
 * 2. Typography
 * ----------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark-blue);
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: var(--spacing-md);
}

/* Links */
a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover, a:focus {
    color: var(--dark-blue);
    text-decoration: none;
}

/* Lists */
ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: 1.5rem;
}

/* -----------------------------
 * 3. Header & Navigation
 * ----------------------------- */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: var(--spacing-sm) 0;
}

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

.navbar-brand span {
    margin-left: var(--spacing-xs);
}

.logo {
    height: 40px;
    width: auto;
}

.navbar-light .navbar-nav .nav-link {
    color: var(--dark-gray);
    font-weight: 600;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link:focus,
.navbar-light .navbar-nav .nav-link.active {
    color: var(--primary-blue);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: none;
}

/* -----------------------------
 * 4. Hero Section
 * ----------------------------- */
.hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--light-blue) 100%);
}

.hero h1 {
    margin-bottom: var(--spacing-sm);
    color: var(--dark-blue);
}

.hero .lead {
    margin-bottom: var(--spacing-md);
    color: var(--dark-gray);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.hero-image {
    max-width: 100%;
    height: auto;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* -----------------------------
 * 5. Services Section
 * ----------------------------- */
.services {
    background-color: var(--off-white);
}

.service-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-sm);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--primary-blue);
}

.service-card p {
    margin-bottom: var(--spacing-sm);
    color: var(--dark-gray);
}

.service-link {
    display: inline-block;
    color: var(--primary-blue);
    font-weight: 600;
    transition: color 0.3s ease;
}

.service-link i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.service-link:hover {
    color: var(--dark-blue);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* -----------------------------
 * 6. About Section
 * ----------------------------- */
.about {
    background-color: var(--white);
}

.about-content h2 {
    margin-bottom: var(--spacing-sm);
    color: var(--dark-blue);
}

.about-content p {
    margin-bottom: var(--spacing-md);
}

.about-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-md);
}

.about-list li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.about-list li i {
    color: var(--success-color);
    margin-right: var(--spacing-sm);
    font-size: 1.2rem;
}

.why-choose-us {
    background-color: var(--accent-blue);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
}

.why-choose-us h3 {
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.feature-icon {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-right: var(--spacing-sm);
    min-width: 30px;
}

.feature h4 {
    margin-bottom: var(--spacing-xs);
    color: var(--dark-blue);
}

.feature p {
    margin-bottom: 0;
}

/* -----------------------------
 * 7. Testimonials Section
 * ----------------------------- */
.testimonials {
    background-color: var(--off-white);
}

.testimonial-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
    height: 100%;
    transition: transform 0.3s ease;
    margin-bottom: var(--spacing-md);
}

.testimonial-card:hover {
    transform: translateY(-10px);
}

.testimonial-rating {
    color: var(--warning-color);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: var(--spacing-md);
    color: var(--dark-gray);
    position: relative;
}

.testimonial-text::before,
.testimonial-text::after {
    content: '"';
    font-size: 1.5rem;
    color: var(--light-blue);
}

.testimonial-author h4 {
    margin-bottom: 0;
    color: var(--dark-blue);
}

.testimonial-author p {
    margin-bottom: 0;
    color: var(--medium-gray);
}

/* -----------------------------
 * 8. Call to Action Section
 * ----------------------------- */
.cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
}

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

/* -----------------------------
 * 9. Footer
 * ----------------------------- */
footer {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-about {
    margin-bottom: var(--spacing-md);
}

.footer-logo {
    height: 60px;
    margin-bottom: var(--spacing-sm);
}

.footer-about h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-about p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-md);
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    transition: all 0.3s ease;
}

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

.footer-contact {
    margin-bottom: var(--spacing-md);
}

.footer-contact h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-contact p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
}

.footer-contact p i {
    margin-right: var(--spacing-sm);
    color: var(--primary-blue);
    min-width: 20px;
}

.footer-contact a {
    color: var(--light-gray);
    transition: color 0.3s ease;
}

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

.footer-links {
    margin-bottom: var(--spacing-md);
}

.footer-links h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-links ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--light-gray);
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-md);
}

.footer-bottom p {
    color: var(--light-gray);
    margin-bottom: var(--spacing-xs);
}

/* -----------------------------
 * 10. Contact Page Styles
 * ----------------------------- */
.contact-hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--light-blue) 100%);
}

.emergency-contact {
    background-color: rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.emergency-contact h3 {
    color: var(--dark-blue);
    margin-bottom: var(--spacing-sm);
}

.contact-info-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

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

.contact-info-item i {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-right: var(--spacing-sm);
    min-width: 30px;
}

.contact-info-item h4 {
    margin-bottom: var(--spacing-xs);
    color: var(--dark-blue);
}

.contact-info-item p {
    margin-bottom: var(--spacing-xs);
    color: var(--dark-gray);
}

.contact-info-item a {
    color: var(--dark-gray);
    transition: color 0.3s ease;
}

.contact-info-item a:hover {
    color: var(--primary-blue);
}

.contact-form-section {
    background-color: var(--white);
}

.contact-form {
    background-color: var(--off-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--dark-blue);
}

.form-control {
    border: 1px solid var(--light-gray);
    padding: 0.75rem;
    height: auto;
    border-radius: var(--border-radius-sm);
}

.form-control:focus {
    border-color: var(--light-blue);
    box-shadow: 0 0 0 0.25rem rgba(0, 119, 182, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

.form-check-label {
    font-size: 0.9rem;
}

.form-note {
    color: var(--medium-gray);
}

.service-areas {
    background-color: var(--off-white);
}

.area-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-md);
    transition: transform 0.3s ease;
}

.area-card:hover {
    transform: translateY(-5px);
}

.area-card h4 {
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xs);
}

.area-card p {
    margin-bottom: 0;
    color: var(--dark-gray);
}

.service-radius {
    color: var(--dark-gray);
}

.faq {
    background-color: var(--white);
}

.accordion-item {
    border: 1px solid var(--light-gray);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.accordion-button {
    background-color: var(--white);
    color: var(--dark-blue);
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-md);
}

.accordion-button:not(.collapsed) {
    background-color: var(--accent-blue);
    color: var(--dark-blue);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--light-gray);
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230077b6'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
    padding: var(--spacing-md);
    background-color: var(--white);
    color: var(--dark-gray);
}

/* -----------------------------
 * 11. Media Queries for Responsive Design
 * ----------------------------- */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    h1 {
        font-size: 2.25rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .hero {
        text-align: center;
        padding: var(--spacing-lg) 0;
    }
    
    .cta-buttons {
        justify-content: center;
    }
    
    .hero-image {
        margin-top: var(--spacing-md);
    }
    
    .service-card, 
    .testimonial-card, 
    .area-card {
        margin-bottom: var(--spacing-md);
    }
    
    .about-content {
        margin-bottom: var(--spacing-md);
    }
    
    .contact-info-card {
        margin-top: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 540px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    h3 {
        font-size: 1.4rem;
    }
    
    .section-header {
        margin-bottom: var(--spacing-md);
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .logo {
        height: 35px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .container {
        width: 100%;
        padding: 0 var(--spacing-sm);
    }
    
    section {
        padding: var(--spacing-md) 0;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .lead {
        font-size: 1.1rem;
    }
    
    .service-card,
    .testimonial-card,
    .contact-form,
    .why-choose-us,
    .contact-info-card {
        padding: var(--spacing-sm);
    }
    
    .emergency-contact {
        padding: var(--spacing-sm);
    }
    
    .footer {
        padding: var(--spacing-lg) 0 var(--spacing-sm);
    }
}