/* ==========================================
   Clarksville Auto Detail - Professional CSS 
   Blue & Orange Brand Styling
   ========================================== */

/* Root Variables */
:root {
    --primary-blue: #0A3D62;       /* Deep Trustworthy Blue */
    --primary-blue-light: #154D74; /* Mid Royal Blue */
    --accent-orange: #FF5E00;      /* Safety/Detailing Alert Orange */
    --accent-orange-hover: #E05300;
    --dark-neutral: #1E293B;       /* Deep slate for headings */
    --light-neutral: #F8FAFC;      /* Soft background off-white */
    --white: #FFFFFF;
    --border-color: #E2E8F0;
    --font-heading: 'Space Grotesk', 'Inter', sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-body);
    color: #475569;
    background-color: var(--light-neutral);
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--dark-neutral);
    font-weight: 700;
    line-height: 1.25;
}

p {
    line-height: 1.6;
}

/* STICKY PHONE HEADER (Always Frozen on Cell Phones) */
.sticky-call-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--primary-blue);
    color: var(--white);
    z-index: 1000;
    padding: 10px 15px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.15);
}

.sticky-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sticky-text {
    font-size: 0.9rem;
    font-weight: 500;
}

.sticky-btn {
    background-color: var(--accent-orange);
    color: var(--white);
    text-decoration: none;
    font-weight: bold;
    font-size: 0.85rem;
    padding: 8px 16px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.2s, background-color 0.2s;
    box-shadow: 0 2px 5px rgba(255, 94, 0, 0.3);
}

.sticky-btn:hover {
    background-color: var(--accent-orange-hover);
    transform: scale(1.03);
}

/* MAIN NAVIGATION */
.main-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    margin-top: 50px; /* Offset the frozen banner */
    padding: 15px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 15px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
}

.logo-bold {
    color: var(--primary-blue);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: #475569;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.15s;
}

.nav-links a:hover {
    color: var(--accent-orange);
}

.nav-phone-btn {
    background-color: var(--light-neutral);
    border: 1px solid var(--primary-blue);
    color: var(--primary-blue) !important;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600 !important;
}

/* HERO SECTION PRESET */
.hero-section {
    background: radial-gradient(circle at top right, #1E293B, #0F172A);
    color: var(--white);
    padding: 60px 0;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    padding: 0 15px;
    align-items: center;
}

.hero-content {
    animation: fadeIn 0.8s ease-out;
}

.badge {
    display: inline-block;
    background-color: rgba(255, 94, 0, 0.15);
    color: var(--accent-orange);
    border: 1px dashed var(--accent-orange);
    padding: 6px 12px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 4px;
    margin-bottom: 20px;
    letter-spacing: 0.05em;
}

.hero-content h1 {
    color: var(--white);
    font-size: 2.8rem;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.usp-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.usp-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
}

.check-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 22px;
    height: 22px;
    background-color: var(--accent-orange);
    border-radius: 50%;
    color: var(--white);
    font-weight: bold;
    font-size: 0.75rem;
}

/* HERO CONTACT FORM */
.hero-form-card {
    background-color: var(--white);
    color: var(--dark-neutral);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.25);
    border-top: 5px solid var(--accent-orange);
    z-index: 10;
}

.hero-form-card h3 {
    margin-bottom: 5px;
    font-size: 1.4rem;
}

.hero-form-card p {
    font-size: 0.85rem;
    color: #64748B;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: #475569;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    font-family: inherit;
    transition: outline 0.1s, border-color 0.1s;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: 2px solid var(--primary-blue);
    border-color: transparent;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.submit-btn {
    width: 100%;
    padding: 12px;
    background-color: var(--accent-orange);
    border: none;
    border-radius: 6px;
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(255, 94, 0, 0.4);
    transition: background-color 0.2s, transform 0.1s;
    margin-top: 10px;
}

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

.form-footer {
    text-align: center;
    font-size: 0.75rem;
    color: #94A3B8;
    margin-top: 12px;
}

/* CORE SERVICES CARD SECTION */
.services-section {
    max-width: 1200px;
    margin: 80px auto;
    padding: 0 15px;
}

.section-title {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px auto;
}

.section-badge {
    background-color: rgba(10, 61, 98, 0.08);
    color: var(--primary-blue);
    padding: 5px 12px;
    font-weight: 700;
    font-size: 0.75rem;
    border-radius: 4px;
    letter-spacing: 0.05em;
    display: inline-block;
    margin-bottom: 15px;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.04);
    border: 1px solid var(--border-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0,0,0,0.08);
}

.img-wrapper {
    height: 220px;
    overflow: hidden;
    position: relative;
    background-color: #E2E8F0;
}

.img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.service-card:hover .img-wrapper img {
    transform: scale(1.04);
}

.card-body {
    padding: 25px;
}

.card-body h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--dark-neutral);
    font-family: var(--font-heading);
}

.card-body p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #64748B;
}

/* CTA SPLASH REASSURANCE BANNER */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    color: var(--white);
    padding: 60px 20px;
    text-align: center;
    margin: 40px 0;
}

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

.cta-banner h2 {
    color: var(--white);
    font-size: 2.22rem;
    margin-bottom: 15px;
}

.cta-banner p {
    font-size: 1.11rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-phone-link {
    background-color: var(--accent-orange);
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 8px;
    transition: background 0.15s, transform 0.1s;
    box-shadow: 0 5px 15px rgba(255, 94, 0, 0.45);
}

.cta-phone-link:hover {
    background-color: var(--accent-orange-hover);
    transform: translateY(-2px);
}

.cta-secondary-link {
    background-color: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.4);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: 8px;
    transition: background 0.15s;
}

.cta-secondary-link:hover {
    background-color: rgba(255,255,255,0.2);
}

/* MAIN FOOTER */
.main-footer {
    background-color: #0F172A;
    color: #94A3B8;
    padding: 60px 20px 30px 20px;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto 40px auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.footer-grid h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.footer-grid p {
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.footer-copy {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 30px;
    font-size: 0.8rem;
}

/* RESPONSIVE DESIGN FOR CELL PHONES & TABLETS */
@media (max-width: 900px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
}

@media (max-width: 600px) {
    .sticky-text {
        display: none; /* Hide ticker on small screens for brevity */
    }
    .sticky-container {
        justify-content: center;
    }
    .sticky-btn {
        width: 100%;
        justify-content: center;
    }
    .main-header {
        margin-top: 60px;
    }
    .nav-links {
        display: none; /* Mobile menu can be toggled */
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}