/* Brand Colors and Custom Styles for No Missed Calls HVAC */

:root {
    --primary: #1e3a8a; /* Deep blue */
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --accent: #f59e0b; /* Bright amber for CTAs */
    --accent-hover: #d97706;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
}

/* Typography */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

/* Skip to content link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

/* Focus states for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Brand Colors */
.text-primary {
    color: var(--primary);
}

.bg-primary {
    background-color: var(--primary);
}

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

/* Navigation Links */
.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.nav-link-mobile {
    color: var(--gray-700);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

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

/* Button Styles */
.btn-primary {
    background-color: var(--accent);
    color: white;
    padding: 0.625rem 1.5rem;
    border-radius: 0.375rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease, transform 0.1s ease;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

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

.btn-primary-sm {
    background-color: var(--accent);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    min-width: 44px;
    transition: background-color 0.2s ease;
}

.btn-primary-sm:hover {
    background-color: var(--accent-hover);
}

.btn-primary-large {
    background-color: var(--accent);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 700;
    font-size: 1.125rem;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease, transform 0.1s ease;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary-large:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-secondary-large {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 700;
    font-size: 1.125rem;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease, transform 0.1s ease;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-secondary-large:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Sticky Mobile Footer CTA */
.mobile-footer-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    border-top: 2px solid var(--gray-200);
    padding: 0.75rem 1rem;
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    z-index: 50;
}

.btn-mobile-sticky {
    background-color: var(--accent);
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    display: block;
    text-align: center;
    width: 100%;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
}

.btn-mobile-sticky:hover {
    background-color: var(--accent-hover);
}

/* Section Headings */
.section-heading {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--gray-900);
}

@media (min-width: 768px) {
    .section-heading {
        font-size: 2.5rem;
    }
}

/* Stat Cards */
.stat-card {
    background-color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Step Cards */
.step-card {
    background-color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.step-icon {
    width: 4rem;
    height: 4rem;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

/* Benefit Cards */
.benefit-card {
    background-color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 3.5rem;
    height: 3.5rem;
    background-color: rgba(30, 58, 138, 0.1);
    color: var(--primary);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

/* Case Study Box */
.case-study-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 2.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Play Button */
.play-button {
    background-color: rgba(245, 158, 11, 0.9);
    border-radius: 50%;
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.2s ease;
    border: none;
}

.play-button:hover {
    background-color: var(--accent);
    transform: scale(1.1);
}

/* Accordion for FAQ */
.accordion-item {
    background-color: white;
    border: 1px solid var(--gray-200);
    border-radius: 0.5rem;
    overflow: hidden;
}

.accordion-button {
    width: 100%;
    padding: 1.25rem 1.5rem;
    text-align: left;
    background-color: white;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s ease;
    min-height: 44px;
}

.accordion-button:hover {
    background-color: var(--gray-50);
}

.accordion-button[aria-expanded="true"] {
    background-color: var(--gray-50);
}

.accordion-icon {
    width: 1.5rem;
    height: 1.5rem;
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.accordion-button[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content.active {
    max-height: 500px;
}

.accordion-content p {
    padding: 0 1.5rem 1.25rem 1.5rem;
    color: var(--gray-700);
}

/* Service Package Cards */
.service-package-card {
    background-color: white;
    border: 2px solid var(--gray-200);
    border-radius: 0.75rem;
    padding: 2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-package-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.service-icon {
    width: 3.5rem;
    height: 3.5rem;
    background-color: rgba(30, 58, 138, 0.1);
    color: var(--primary);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Implementation Steps */
.implementation-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--accent);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    margin: 0 auto 1rem;
}

.step-icon-small {
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Contact Option Cards */
.contact-option-card {
    background-color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.contact-option-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 3.5rem;
    height: 3.5rem;
    background-color: rgba(30, 58, 138, 0.1);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

/* FAQ Mini Items */
.faq-mini-item {
    background-color: white;
    padding: 1.5rem;
    border-left: 4px solid var(--accent);
    border-radius: 0.375rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Smooth Animations */
@media (prefers-reduced-motion: no-preference) {
    * {
        scroll-behavior: smooth;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Mobile adjustments */
@media (max-width: 767px) {
    body {
        padding-bottom: 5rem; /* Space for sticky mobile footer */
    }
}

/* Container max-width override for better readability */
.container {
    max-width: 1280px;
}

/* Color contrast improvements */
a {
    color: var(--primary);
}

a:hover {
    color: var(--primary-dark);
}