/* GLOBAL */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: #F7FAFC;
    color: #2D3748;
    line-height: 1.6;
}

/* NAVIGATION */
nav {
    background: #6DAEDB;
    color: white;
    padding: 18px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

nav .logo {
    font-size: 1.4rem;
    font-weight: bold;
    letter-spacing: 0.5px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s ease;
}

nav a.active,
nav a:hover {
    color: #C9A227;
}

/* HERO */
.hero {
    background: url("https://images.unsplash.com/photo-1467269204594-9661b134dd2b?auto=format&fit=crop&w=1600&q=80")
        center/cover no-repeat;
    color: white;
    padding: 140px 20px;
    text-align: center;
    background-blend-mode: overlay;
    background-color: rgba(0, 0, 0, 0.45);
    border-bottom: 4px solid #C9A227;
}

.hero-glass {
    background: rgba(255, 255, 255, 0.15);
    padding: 35px 45px;
    border-radius: 14px;
    backdrop-filter: blur(6px);
    display: inline-block;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* SECTIONS */
.page-section,
.contact,
.chatbot-section {
    background: linear-gradient(135deg, #ffffff, #e8f4fb);
    margin: 25px;
    padding: 30px;
    border-radius: 14px;
    border: 1px solid #dce9f5;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.about-glass,
.services-glass {
    background: rgba(255, 255, 255, 0.4);
    padding: 25px 30px;
    border-radius: 12px;
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* CHATBOT */
#chatbox {
    background: #eef6fc;
    padding: 15px;
    border-radius: 10px;
    border: 1px solid #d0e4f2;
}

#chatlog {
    height: 200px;
    overflow-y: auto;
    background: white;
    padding: 10px;
    border-radius: 10px;
    margin-bottom: 10px;
    border: 1px solid #d0e4f2;
}

/* BUTTONS */
button {
    padding: 10px 15px;
    background: #6DAEDB;
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s ease;
}

button:hover {
    background: #C9A227;
}

/* FOOTER */
.credit {
    font-size: 0.9rem;
    color: #C9A227;
    margin-top: 5px;
    text-align: center;
    letter-spacing: 0.5px;
}