/* Color Palette */
:root {
    --primary-blue: #0077B6;
    --secondary-teal: #20B2AA;
    --accent-orange: #FFA500;
    --background-white: #FFFFFF;
    --background-gray: #F8F9FA;
    --text-charcoal: #333333;
    --dentist-blue: #2193b0;
    --dentist-light-blue: #6dd5ed;
    --dentist-orange: #ff7e5f;
    --gradient-blue: linear-gradient(135deg, #2193b0 0%, #6dd5ed 100%);
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', 'Open Sans', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--background-gray);
    color: var(--text-charcoal);
    line-height: 1.6;
}

.container {
    max-width: 90%;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, #00bcd4 0%, #00e5ff 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 188, 212, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 188, 212, 0.5);
}

.btn-secondary {
    background: white;
    color: #00bcd4;
    border: 2px solid #00bcd4;
    box-shadow: 0 4px 15px rgba(0, 188, 212, 0.1);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 188, 212, 0.2);
    background: rgba(0, 188, 212, 0.05);
}

.btn-orange {
    background: linear-gradient(135deg, #ff7e5f 0%, #ffb74d 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 126, 95, 0.3);
}

.btn-orange:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 126, 95, 0.4);
}

/* Form elements */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #37474F;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #eee;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #f9f9f9;
}

.form-control:focus {
    border-color: #00bcd4;
    background: white;
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

/* Alert messages */
.messages-container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
}

.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 10px;
    font-size: 14px;
    position: relative;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    border-left: 4px solid #dc3545;
}

.close-alert {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    color: inherit;
    font-size: 18px;
    cursor: pointer;
}

/* Scroll animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive breakpoints */
@media (max-width: 1024px) {
    .container {
        max-width: 95%;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 100%;
    }
}

@media (max-width: 576px) {
    .btn {
        padding: 8px 16px;
        font-size: 14px;
    }
}