/* style.css */
:root {
    --primary-color: #0f4c81; /* Classic Blue */
    --secondary-color: #f39c12; /* Warm Orange/Gold */
    --text-color: #333333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

html { scroll-behavior: smooth; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

h1, h2, h3, h4 { line-height: 1.2; margin-bottom: 15px; color: var(--primary-color); }
p { margin-bottom: 15px; color: #555; }

/* Navigation */
.navbar { background-color: var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.1); position: fixed; width: 100%; top: 0; z-index: 1000; }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 24px; font-weight: 700; color: var(--primary-color); }
.nav-links { display: flex; list-style: none; align-items: center; gap: 30px; }
.nav-links a { text-decoration: none; color: var(--text-color); font-weight: 500; transition: var(--transition); }
.nav-links a:hover { color: var(--secondary-color); }
.btn-nav { background-color: var(--secondary-color); color: var(--white) !important; padding: 10px 20px; border-radius: 5px; font-weight: 600; }
.btn-nav:hover { background-color: #d68910; }
.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { width: 25px; height: 3px; background-color: var(--primary-color); transition: var(--transition); }

/* Hero Section */
.hero { height: 100vh; min-height: 600px; background: linear-gradient(135deg, rgba(15, 76, 129, 0.9) 0%, rgba(15, 76, 129, 0.7) 100%); display: flex; align-items: center; position: relative; margin-top: 80px; color: var(--white); text-align: center; }
.hero-content { position: relative; z-index: 2; max-width: 800px; margin: 0 auto; }
.hero h1 { color: var(--white); font-size: 3.5rem; font-weight: 800; margin-bottom: 20px; }
.hero p { color: #e0e0e0; font-size: 1.2rem; margin-bottom: 40px; }
.hero-buttons { display: flex; gap: 20px; justify-content: center; }

.btn { display: inline-block; padding: 15px 30px; text-decoration: none; border-radius: 5px; font-weight: 600; font-size: 1.1rem; transition: var(--transition); cursor: pointer; border: none; }
.btn-primary { background-color: var(--secondary-color); color: var(--white); }
.btn-primary:hover { background-color: #d68910; transform: translateY(-2px); }
.btn-secondary { background-color: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-secondary:hover { background-color: var(--white); color: var(--primary-color); }
.btn-block { width: 100%; margin-top: 10px; }

/* Sections Common */
section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title h2 { font-size: 2.5rem; position: relative; display: inline-block; padding-bottom: 10px; }
.section-title h2::after { content: ''; position: absolute; width: 60px; height: 3px; background-color: var(--secondary-color); bottom: 0; left: 50%; transform: translateX(-50%); }

/* Destinations */
.destinations { background-color: var(--light-bg); }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.card { background: var(--white); padding: 30px; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); text-align: center; transition: var(--transition); border-bottom: 4px solid transparent; }
.card:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); border-bottom: 4px solid var(--secondary-color); }
.card-icon { font-size: 3rem; margin-bottom: 20px; }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; }
.service-item { text-align: center; }
.service-icon { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 15px; background: var(--light-bg); width: 80px; height: 80px; line-height: 80px; border-radius: 50%; margin: 0 auto 20px; }

/* Footer */
footer { background-color: #0a365c; color: var(--white); padding: 40px 0; }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-brand h3 { color: var(--white); margin-bottom: 5px; }
.footer-brand p { color: #aaa; margin-bottom: 0; }

/* Modal */
.modal { display: none; position: fixed; z-index: 2000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.6); align-items: center; justify-content: center; }
.modal.active { display: flex; }
.modal-content { background: #fff; padding: 30px; border-radius: 8px; width: 100%; max-width: 400px; position: relative; }
.close-modal { position: absolute; right: 20px; top: 15px; font-size: 24px; cursor: pointer; color: #888; }
.modal-tabs { display: flex; margin-bottom: 20px; border-bottom: 2px solid #eee; }
.tab-btn { flex: 1; padding: 10px; background: none; border: none; cursor: pointer; font-size: 16px; font-weight: bold; color: #888; }
.tab-btn.active { color: var(--primary-color); border-bottom: 2px solid var(--primary-color); margin-bottom: -2px; }
.auth-form input { width: 100%; padding: 12px; margin-bottom: 15px; border: 1px solid #ccc; border-radius: 4px; }

/* Chatbot */
.chatbot-container { position: fixed; bottom: 20px; right: 20px; width: 350px; background: #fff; border-radius: 10px; box-shadow: 0 5px 25px rgba(0,0,0,0.2); z-index: 1500; overflow: hidden; transition: var(--transition); }
.chatbot-container.closed .chatbot-body { display: none; }
.chatbot-header { background: var(--primary-color); color: #fff; padding: 15px; display: flex; justify-content: space-between; cursor: pointer; font-weight: bold; }
.chatbot-body { height: 350px; display: flex; flex-direction: column; }
.chat-messages { flex: 1; padding: 15px; overflow-y: auto; background: #f9f9f9; display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 80%; padding: 10px 15px; border-radius: 15px; font-size: 14px; }
.msg.bot { background: #e0e0e0; align-self: flex-start; border-bottom-left-radius: 0; }
.msg.user { background: var(--primary-color); color: #fff; align-self: flex-end; border-bottom-right-radius: 0; }
.chat-input { display: flex; padding: 10px; border-top: 1px solid #eee; }
.chat-input input { flex: 1; padding: 10px; border: 1px solid #ccc; border-radius: 20px; outline: none; }
.chat-input button { background: var(--secondary-color); color: #fff; border: none; padding: 10px 15px; margin-left: 10px; border-radius: 20px; cursor: pointer; }

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links { display: none; position: absolute; top: 80px; left: 0; width: 100%; background: var(--white); flex-direction: column; padding: 20px 0; box-shadow: 0 10px 10px rgba(0,0,0,0.1); }
    .nav-links.active { display: flex; }
    .hamburger { display: flex; }
    .hero h1 { font-size: 2.2rem; }
    .hero-buttons { flex-direction: column; }
    .chatbot-container { width: 100%; bottom: 0; right: 0; border-radius: 0; }
}