/* assets/css/style.css */
:root {
    --primary-color: #0072CE; /* Canlı bir mavi */
    --secondary-color: #F2F4F6; /* Açık gri arka plan */
    --text-color: #333;
    --heading-color: #1A202C; /* Koyu gri başlıklar */
    --border-color: #DDE2E7;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --font-family: 'Inter', sans-serif; /* Modern bir font */
    --container-width: 800px;
    --border-radius: 8px;
    --input-padding: 12px 15px;
    --form-gap: 25px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

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

body {
    font-family: var(--font-family);
    line-height: 1.65;
    color: var(--text-color);
    background-color: var(--secondary-color);
    padding: 20px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--container-width);
    margin: 40px auto;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden; /* İçerideki border-radius taşmalarını engellemek için */
}

.form-header {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--primary-color);
    color: #fff;
    border-bottom: 5px solid darken(var(--primary-color), 10%);
}

.form-header .logo {
    max-width: 180px;
    margin-bottom: 15px;
}

.form-header h1 {
    font-weight: 700;
    font-size: 2em; /* 32px */
    margin-bottom: 8px;
}

.form-header p {
    font-size: 1em; /* 16px */
    opacity: 0.9;
}

#supportForm {
    padding: 30px 40px;
}

.form-section {
    margin-bottom: var(--form-gap);
    padding-bottom: var(--form-gap);
    border-bottom: 1px solid var(--border-color);
}
.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section h2 {
    font-size: 1.5em; /* 24px */
    color: var(--heading-color);
    margin-bottom: 20px;
    font-weight: 600;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--form-gap);
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 0.9em; /* 14.4px */
    color: #4A5568; /* Biraz daha yumuşak label rengi */
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--input-padding);
    border: 1px solid var(--border-color);
    border-radius: 6px; /* Hafif yuvarlak köşeler */
    font-size: 1em; /* 16px */
    font-family: var(--font-family);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 114, 206, 0.2); /* Odaklandığında belirginleşme */
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #A0AEC0; /* Placeholder rengi */
    opacity: 1;
}


.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    border: none;
    border-radius: 6px;
    font-size: 1em;
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 2px 4px rgba(0, 114, 206, 0.2);
}

.btn-primary:hover {
    background-color: #005bab; /* Primary color'ın koyu tonu */
    box-shadow: 0 4px 8px rgba(0, 114, 206, 0.3);
}
.btn-primary:active {
    transform: translateY(1px);
}
.btn-primary:disabled {
    background-color: #A0AEC0;
    cursor: not-allowed;
    box-shadow: none;
}

#submitBtn { /* Ana gönder butonu tam genişlikte olabilir */
    width: 100%;
    padding: 15px;
    margin-top: var(--form-gap);
}


.form-messages {
    padding: 15px;
    margin-top: var(--form-gap);
    margin-bottom: var(--form-gap);
    border-radius: 6px;
    text-align: center;
    font-size: 0.95em;
    border: 1px solid transparent;
}

.form-messages.success {
    background-color: #E6FFFA;
    color: #1D7A62;
    border-color: #A1EED8;
}

.form-messages.error {
    background-color: #FFF5F5;
    color: #C53030;
    border-color: #FEB2B2;
}

.form-footer {
    text-align: center;
    padding: 25px 20px;
    background-color: var(--secondary-color);
    font-size: 0.9em;
    color: #718096; /* Gri metin */
}

/* Input hata durumu için stil (JS ile eklenecek) */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}