/* Base styles */
:root {
    /* Primary Brand Colors */
    --primary-color: #004A8D;     /* Deep blue - main brand color */
    --primary-light: #E8F1F9;     /* Light blue - backgrounds */
    --primary-dark: #003666;      /* Dark blue - hover states */
    
    /* Secondary Colors */
    --secondary-color: #FF8A3D;   /* Warm orange - accents */
    --secondary-light: #FFF4ED;   /* Light orange - backgrounds */
    --secondary-dark: #E67220;    /* Dark orange - hover states */
    
    /* Neutral Colors */
    --neutral-900: #1A2B3D;       /* Dark text */
    --neutral-700: #4A5B6C;       /* Secondary text */
    --neutral-500: #8895A7;       /* Disabled text */
    --neutral-300: #D1D9E2;       /* Borders */
    --neutral-200: #E9EDF2;       /* Light backgrounds */
    --neutral-100: #F8FAFC;       /* Page background */
    --white: #FFFFFF;             /* White */
    
    /* Feedback Colors */
    --success-color: #00875A;     /* Success messages */
    --error-color: #DE3B40;       /* Error messages */
    --warning-color: #FFB020;     /* Warning messages */
    
    /* Component Colors */
    --link-color: var(--primary-color);
    --link-hover: var(--primary-dark);
    --button-primary: var(--primary-color);
    --button-hover: var(--primary-dark);
    --button-text: var(--white);
    --input-border: var(--neutral-300);
    --input-focus: var(--primary-color);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--neutral-900);
    background-color: var(--neutral-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
header {
    background-color: var(--white);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
    border-bottom: 1px solid var(--neutral-200);
}

.logo {
    max-height: 120px;
    width: auto;
    display: block;
    margin: 0 auto 1rem;
}

h1 {
    color: var(--neutral-900);
    margin: 1.5rem 0 0.75rem;
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

h2 {
    color: var(--neutral-700);
    font-size: 1.25rem;
    font-weight: normal;
    text-align: center;
    line-height: 1.4;
}

/* Main content */
main {
    padding: 2rem 0;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="password"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

button, .btn-primary {
    background-color: var(--button-primary);
    color: var(--button-text);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

button:hover, .btn-primary:hover {
    background-color: var(--button-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 74, 141, 0.1);
}

/* Messages */
.error-message {
    background-color: #FFEAEA;
    color: var(--error-color);
    padding: 1rem 1.25rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.success-message {
    background-color: #E6F4F0;
    color: var(--success-color);
    padding: 1rem 1.25rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    font-size: 0.9375rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

/* Links */
.btn-link {
    color: var(--link-color);
    text-decoration: none;
    transition: all 0.2s ease-in-out;
    font-weight: 500;
    padding: 0.5rem;
    margin: -0.5rem;
    border-radius: 4px;
}

.btn-link:hover {
    color: var(--link-hover);
    background-color: var(--primary-light);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--input-border);
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.2s ease-in-out;
    background-color: var(--white);
    color: var(--neutral-900);
}

.form-group input:focus {
    outline: none;
    border-color: var(--input-focus);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* Footer */
footer {
    background-color: var(--white);
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
    border-top: 1px solid var(--neutral-200);
    color: var(--neutral-700);
    font-size: 0.9375rem;
}