:root {
    /* Fonts */
    --font-title: 'Patua One', cursive;
    --font-text: 'Barlow', sans-serif;

    /* Primary Colors */
    --primary-bg: #F2F0E9;
    --primary-green: #003050;
    --primary-green-hover: #229954;
    --text-dark: #2c3e50;
    --text-secondary: #555;
    --text-light: #7f8c8d;

    /* Background Colors */
    --bg-white: white;
    --bg-light: #f9fffe;
    --bg-hover: #f8f9fa;
    --bg-light-gray: #f0f0f0;

    /* Border Colors */
    --border-light: #e0e0e0;
    --border-default: #ddd;

    /* Error Colors */
    --error-red: #e74c3c;
    --error-bg: #ffe6e6;

    /* Shadow Colors */
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-primary: rgba(39, 174, 96, 0.1);
    --shadow-primary-hover: rgba(39, 174, 96, 0.3);
    --shadow-primary-hover-strong: rgba(39, 174, 96, 0.4);
}

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

body {
    font-family: var(--font-text);
    background-color: var(--primary-bg);
    color: var(--text-dark);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px;
}

/* Language Selector */
.language-selector {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 8px;
    padding: 8px;
    z-index: 1000;
}

.lang-btn {
    background: transparent;
    border: 2px solid transparent;
    padding: 6px 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 24px;
}

.lang-btn:hover {
    background-color: var(--bg-light-gray);
    transform: scale(1.05);
}

.lang-btn.active {
    border-color: var(--primary-green);
    background-color: var(--primary-bg);
}

.flag {
    display: block;
}

/* Logo */
.logo-container {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    max-width: 200px;
    height: auto;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 40px;
}

.main-title {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--primary-green);
    margin-bottom: 15px;
}

.subtitle {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
}

/* Form Sections */
.form-section {
    background-color: var(--bg-white);
    padding: 30px;
    margin-bottom: 30px;
}

.section-title {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--primary-green);
    margin-bottom: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-bg);
}

/* Form Groups */
.form-group {
    margin-bottom: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

label {
    display: block;
    font-family: var(--font-title);
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 8px;
}

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

/* Input Fields */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 12px 15px;
    font-family: var(--font-text);
    font-size: 1rem;
    border: 2px solid var(--border-default);
    transition: all 0.3s ease;
    background-color: var(--bg-white);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px var(--shadow-primary);
}

input:invalid:not(:placeholder-shown),
select:invalid:not(:focus),
textarea:invalid:not(:placeholder-shown) {
    border-color: var(--error-red);
}

textarea {
    resize: vertical;
    min-height: 80px;
}

/* Radio Buttons */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.radio-label {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    background-color: var(--bg-white);
    border: 2px solid var(--border-default);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 400;
}

.radio-label:hover {
    background-color: var(--bg-hover);
    border-color: var(--primary-green);
}

.radio-label input[type="radio"] {
    margin-right: 12px;
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-green);
}

.radio-label input[type="radio"]:checked + span {
    font-weight: 600;
}

.radio-with-input {
    align-items: flex-start;
}

/* Checkbox Group */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    background-color: var(--bg-white);
    border: 2px solid var(--border-default);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 400;
}

.checkbox-label:hover {
    background-color: var(--bg-hover);
    border-color: var(--primary-green);
}

.checkbox-label input[type="checkbox"] {
    margin-right: 12px;
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-green);
}

.checkbox-with-input {
    flex-wrap: wrap;
    align-items: center;
}

.inline-input {
    flex: 1;
    margin-left: 10px;
    min-width: 200px;
    padding: 8px 12px;
    border: 1px solid var(--border-default);
    font-size: 0.95rem;
}

.conditional-input {
    width: 100%;
    margin-top: 10px;
}

/* Submit Button */
.submit-container {
    text-align: center;
    margin-top: 40px;
}

.submit-btn {
    background-color: var(--primary-green);
    color: var(--bg-white);
    font-family: var(--font-text);
    font-size: 1.2rem;
    font-weight: 600;
    padding: 15px 50px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 40px;
}

.submit-btn:hover {
    background-color: var(--primary-green-hover);
}

.submit-btn:active {
    transform: translateY(0);
}

/* Thank You Page */
.thank-you-page {
    max-width: 700px;
    margin: 80px auto;
    background-color: var(--bg-white);
    padding: 60px 40px;
    text-align: center;
}

.thank-you-content {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.thank-you-title {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.thank-you-message {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.7;
}

.thank-you-note {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 30px;
}

.thank-you-icon {
    font-size: 4rem;
    margin-top: 30px;
}

/* Error Styling */
.error {
    border-color: var(--error-red) !important;
    background-color: var(--error-bg);
}

.error-message {
    color: var(--error-red);
    font-size: 0.9rem;
    margin-top: 5px;
    display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 25px;
    }

    .main-title {
        font-size: 1.8rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .language-selector {
        position: static;
        justify-self: center;
    }

    .lang-btn {
        padding: 4px 8px;
        font-size: 20px;
    }

    .submit-btn {
        width: 100%;
        padding: 12px 30px;
        font-size: 1.1rem;
    }

    .thank-you-page {
        margin: 40px auto;
        padding: 40px 25px;
        box-shadow: 0 4px 20px var(--shadow-color);
    }

    .thank-you-title {
        font-size: 2rem;
    }

    .thank-you-icon {
        font-size: 3rem;
    }
}

/* Print Styles */
@media print {
    .language-selector,
    .submit-btn {
        display: none;
    }
}