/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Logo color - blue tone */
    --primary-color: #60b0f4;
    --primary-hover: #4a9de8;
    --primary-active: #3a8dd8;

    /* Text colors */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --error-color: #dc2626;

    /* Background */
    --bg-white: #ffffff;
    --bg-light: #f9fafb;

    /* Border */
    --border-color: #e5e7eb;
    --border-focus: #D4AF37;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --line-height: 1.6;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-white);
    color: var(--text-primary);
    line-height: var(--line-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Main Layout */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 100%;
}

/* Header with Logo */
header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    animation: fadeInDown 0.6s ease-out;
}

.logo {
    max-width: 200px;
    height: auto;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

/* Form Container */
.form-container {
    width: 100%;
    max-width: 600px;
    background: var(--bg-white);
    border-radius: 12px;
    padding: var(--spacing-2xl);
    animation: fadeInUp 0.6s ease-out;
}

/* Form */
form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Fieldset */
fieldset {
    border: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

/* Labels */
label {
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    display: block;
}

.required {
    color: var(--error-color);
    font-weight: 700;
}

/* Input Fields */
input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    outline: none;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
textarea:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

input[type="text"]:hover,
input[type="email"]:hover,
input[type="tel"]:hover,
textarea:hover {
    border-color: var(--primary-color);
}

/* Textarea specific */
textarea {
    resize: vertical;
    min-height: 120px;
}

/* Error States */
input.error,
textarea.error {
    border-color: var(--error-color);
}

input.error:focus,
textarea.error:focus {
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.error-message {
    color: var(--error-color);
    font-size: var(--font-size-sm);
    font-weight: 500;
    min-height: 1.25rem;
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Checkbox Field */
.checkbox-field {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.checkbox-field input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-field label {
    font-weight: 400;
    font-size: var(--font-size-sm);
    cursor: pointer;
    user-select: none;
}

.checkbox-field a {
    color: var(--primary-color);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.checkbox-field a:hover {
    color: var(--primary-hover);
}

/* Success Message */
.success-message {
    background-color: #d1fae5;
    border: 2px solid #10b981;
    border-radius: 8px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    color: #065f46;
    font-weight: 600;
    text-align: center;
    animation: fadeIn 0.5s ease;
    display: none;
}

.success-message.show {
    display: block;
}

/* Submit Button */
button[type="submit"] {
    background-color: var(--primary-color);
    color: var(--bg-white);
    font-size: var(--font-size-lg);
    font-weight: 700;
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    margin-top: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

button[type="submit"]:hover {
    background-color: var(--primary-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

button[type="submit"]:active {
    background-color: var(--primary-active);
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

button[type="submit"]:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }

    main {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .form-container {
        padding: var(--spacing-xl);
    }

    .logo {
        max-width: 160px;
    }

    button[type="submit"] {
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 1rem;
        --spacing-xl: 1.25rem;
        --spacing-2xl: 1.5rem;
    }

    .form-container {
        padding: var(--spacing-lg);
        border-radius: 8px;
    }

    .logo {
        max-width: 140px;
    }

    input[type="text"],
    input[type="email"],
    input[type="tel"],
    textarea {
        font-size: var(--font-size-sm);
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
    }

    .form-container {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }

    button[type="submit"] {
        display: none;
    }
}