/* 1. RESET: Cleans up default system spacing across layouts */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 2. BODY CONFIGURATION */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f0f2f5; 
}

/* 3. HEADER & HERO STYLING */
header {
    background-color: #1a1a1a;
    color: #ffffff;
    text-align: center;
    padding: 4rem 1.5rem;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

header p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: #a0a0a0;
}

/* 4. BUTTON CONTAINERS & ELEMENT ACTIONS */
.button-group {
    display: flex;
    flex-direction: column; /* Vertically stack elements by default for touch screens */
    gap: 12px;
    max-width: 320px;
    margin: 0 auto;
}

button, .form-btn {
    width: 100%;
    background-color: #ff3b30; 
    color: white;
    border: none;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

button:hover, .form-btn:hover {
    background-color: #d63027;
}

button:active, .form-btn:active {
    transform: scale(0.98); 
}

header a {
    text-decoration: none;
    width: 100%;
}

/* Secondary Caller Button Rules */
.call-btn button {
    background-color: transparent;
    border: 2px solid #ffffff;
    color: #ffffff;
}

.call-btn button:hover {
    background-color: #ffffff;
    color: #1a1a1a;
}

/* 5. MAIN STRUCTURE & STRUCTURAL CARD LAYOUTS */
section {
    background-color: #ffffff;
    margin: -2rem auto 3rem auto; 
    padding: 3rem;
    max-width: 800px;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    position: relative;
}

#booking-form, #contact {
    margin-top: 2rem;
}

h2 {
    color: #1a1a1a;
    margin-bottom: 1.5rem;
    border-bottom: 3px solid #ff3b30;
    padding-bottom: 0.5rem;
    display: inline-block;
}

/* Bullet list stylings */
ul {
    list-style-type: none;
}

ul li {
    background: #f8f9fa;
    margin-bottom: 0.8rem;
    padding: 15px;
    border-radius: 6px;
    border-left: 5px solid #1a1a1a;
    font-weight: 500;
}

/* 6. FORM FIELDS & TOUCH INTERFACES */
.form-field {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.2rem;
}

.form-field label {
    font-weight: 600;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
    color: #1a1a1a;
}

input[type="text"],
input[type="number"],
textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #ff3b30;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* 7. FOOTER & COMPONENT HIDERS */
footer {
    text-align: center;
    padding: 2rem;
    color: #666;
    font-size: 0.9rem;
}

hr {
    display: none; 
}

/* 8. SCREEN WIDTH ADAPTATIONS (DESKTOP ADJUSTMENTS) */
@media (min-width: 600px) {
    .button-group {
        flex-direction: row; /* Converts button group to side-by-side row display */
        max-width: 500px;
    }
    .form-row {
        flex-direction: row; /* Layouts vehicle details horizontally across line width */
        gap: 15px;
    }
    .form-row .form-field {
        flex: 1;
    }
}