:root {
    --primary: #0077b6;
    --dark: #023e8a;
    --light: #f0f9ff;
    --white: #ffffff;
    --text: #333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--light);
    color: var(--text);
}

/* Navbar */
.navbar {
    background: var(--white);
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 700;
}

/* Home Section */
.home-container {
    text-align: center;
    padding: 2rem 1rem;
    animation: fadeIn 0.5s ease-in;
}

.hero h1 {
    font-size: 2.5rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.hero p {
    color: #666;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.cta-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 119, 182, 0.3);
    transition: transform 0.2s;
}

.cta-btn:hover {
    background: var(--dark);
    transform: translateY(-2px);
}

/* Feature Cards */
.features {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    width: 250px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.footer {
    margin-top: 4rem;
    color: #888;
    font-size: 0.9rem;
}

/* Booking Section */
.booking-container {
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
}

.hidden {
    display: none !important;
}

.form-wrapper {
    background: var(--white);
    width: 100%;
    max-width: 450px;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.back-link {
    background: none;
    border: none;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 1rem;
    align-self: flex-start;
    margin-left: max(0px, calc(50% - 225px)); /* Aligns with form on desktop */
}

/* Form Elements */
.form-group { margin-bottom: 1.2rem; }
.form-sub { margin-bottom: 1.5rem; color: #666; font-size: 0.9rem; }

label { display: block; margin-bottom: 0.5rem; font-weight: 600; font-size: 0.9rem; }

input, select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background: #25D366; /* WhatsApp Green */
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
}

.submit-btn:hover { background: #1ebc57; }

.loading-msg {
    display: none;
    text-align: center;
    margin-top: 1rem;
    padding: 10px;
    background: #e8f5e9;
    color: #2e7d32;
    border-radius: 8px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}