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

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    background: #f9fafb;
    line-height: 1.6;
}

/* Banner */
.banner {
    position: relative;
    background: linear-gradient(135deg, #0d6e6e, #148f8f, #1a7a5a);
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.banner img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    top: 0;
    left: 0;
}

.banner-overlay {
    position: relative;
    text-align: center;
    color: #fff;
    padding: 20px 20px;
}

.banner-overlay h1 {
    font-size: 1.4em;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.tagline {
    font-size: 1.15em;
    font-weight: 300;
    opacity: 0.9;
}

/* Main content */
main {
    max-width: 720px;
    margin: 0 auto;
    padding: 40px 20px;
}

section {
    margin-bottom: 48px;
}

h2 {
    color: #0d6e6e;
    font-size: 1.5em;
    margin-bottom: 16px;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 6px;
}

.about p {
    font-size: 1.05em;
    color: #555;
}

/* Contact form */
form {
    display: flex;
    flex-direction: column;
}

label {
    font-weight: 600;
    margin-top: 14px;
    margin-bottom: 4px;
    color: #444;
    font-size: 0.95em;
}

input, textarea {
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
    font-family: inherit;
    transition: border-color 0.2s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #148f8f;
}

button {
    margin-top: 20px;
    padding: 12px;
    background: #0d6e6e;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1.05em;
    cursor: pointer;
    transition: background 0.2s;
}

button:hover {
    background: #0a5555;
}

/* Footer */
footer {
    text-align: center;
    padding: 24px;
    color: #999;
    font-size: 0.9em;
    border-top: 1px solid #e0e0e0;
}