/* =============================================================== */
/* === MODERN TASARIM - TEMEL DEĞİŞKENLER VE AYARLAR === */
/* =============================================================== */
:root {
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --primary-color: #005f73;      /* Ana Renk (Koyu Turkuaz) */
    --secondary-color: #0a9396;    /* İkincil Renk (Canlı Turkuaz) */
    --accent-color: #ee9b00;       /* Vurgu Rengi (Amber) */
    --danger-color: #ae2012;       /* Tehlike/Silme Rengi (Koyu Kırmızı) */
    --success-color: #2a9d8f;      /* Başarı Rengi (Yeşilimsi Turkuaz) */
    --text-color: #344054;         /* Ana Metin Rengi */
    --text-light: #667085;         /* İkincil Metin Rengi */
    --background-color: #f8f9fa;   /* Sayfa Arka Planı */
    --container-bg: #eef7f1;       /* Konteyner Arka Planı (Biraz daha belirgin yeşil) */
    --border-color: #e4e7ec;       /* Kenarlık Rengi */
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --border-radius: 8px;
}

body {
    font-family: var(--font-family);
    margin: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--primary-color);
    font-weight: 600;
}

/* =============================================================== */
/* === GENEL YAPI (HEADER, CONTAINER) === */
/* =============================================================== */
.container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background-color: var(--container-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.header-right-controls {
    display: flex;
    align-items: center;
    gap: 25px;
}

.site-header {
    background-color: var(--primary-color);
    color: white;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 4px solid var(--accent-color);
}

.site-header .logo {
    font-size: 1.8em;
    font-weight: 700;
    text-decoration: none;
    color: white;
}

.header-logo {
    height: 45px;
    width: auto;
}

.logo-container {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.logo-signature {
    font-size: 0.6em;
    font-style: italic;
    color: #e0f2f1;
    opacity: 0.8;
}

/* =============================================================== */
/* === ANA MENÜ KARTLARI === */
/* =============================================================== */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.menu-card {
    background-color: var(--container-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 25px;
    text-align: center;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-left: 5px solid;
}

.menu-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

.menu-card h2 {
    margin-top: 0;
    font-size: 1.5em;
    color: var(--text-color);
}

.menu-card h2 i, .menu-icon {
    margin-left: 10px;
    font-size: 1.1em;
}

.saha-bakim { border-color: #2a9d8f; }
.saha-bakim h2 i, .saha-bakim .menu-icon { color: #2a9d8f; }

.makine-bakim { border-color: #0a9396; }
.makine-bakim h2 i, .makine-bakim .menu-icon { color: #0a9396; }

.sulama-bakim { border-color: #0077b6; }
.sulama-bakim h2 i, .sulama-bakim .menu-icon { color: #0077b6; }

.yonetim-paneli { border-color: #667085; }
.yonetim-paneli h2 i { color: #667085; }

.kisayol-paneli { border-color: var(--accent-color); }
.kisayol-paneli h2 i { color: var(--accent-color); }

.menu-card a {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 12px;
    margin-top: 10px;
    border-radius: var(--border-radius);
    text-decoration: none;
    color: white;
    font-weight: 600;
    transition: all 0.2s;
}

.menu-card a.action { background-color: var(--secondary-color); }
.menu-card a.action:hover { background-color: var(--primary-color); }

.menu-card a.report { background-color: var(--text-light); }
.menu-card a.report:hover { background-color: var(--text-color); }

.menu-card a.add-item { background-color: var(--success-color); }
.menu-card a.add-item:hover { background-color: #248a7e; }

.menu-card a.monthly-report { background-color: var(--accent-color); }
.menu-card a.monthly-report:hover { background-color: #d48800; }

.menu-card a.shortcut { background-color: #6f42c1; }
.menu-card a.shortcut:hover { background-color: #5a32a3; }

/* =============================================================== */
/* === FORMLAR VE BUTONLAR === */
/* =============================================================== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-light);
}

input[type="text"], input[type="email"], input[type="password"],
input[type="date"], input[type="number"], select, textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-sizing: border-box;
    transition: border-color 0.3s ease;
    font-family: var(--font-family);
    font-size: 1rem;
}

input:focus, select:focus, textarea:focus, .select2-container--default.select2-container--focus .select2-selection--single {
    border-color: var(--secondary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(10, 147, 150, 0.1);
}

button[type="submit"], .btn, .swal2-confirm, .swal2-cancel {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    font-family: var(--font-family);
    transition: background-color 0.3s ease;
    text-decoration: none;
}

button[type="submit"]:hover, .btn:hover, .swal2-confirm:hover {
    background-color: var(--secondary-color);
}

.sifre-notu {
    font-size: 0.9em;
    color: var(--text-light);
    margin-top: 5px;
}

.filtre-form {
    background-color: #fdfdff;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 25px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: flex-end;
}

.filtre-form .form-group {
    margin-bottom: 0;
    flex-grow: 1;
}

/* =============================================================== */
/* === TABLOLAR === */
/* =============================================================== */
.rapor-tablosu {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 0.95rem;
}

.rapor-tablosu th, .rapor-tablosu td {
    border: 1px solid var(--border-color);
    padding: 12px 15px;
    text-align: left;
    vertical-align: top;
}

.rapor-tablosu th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.rapor-tablosu tr:nth-child(even) {
    background-color: var(--background-color);
}

.btn-edit {
    background-color: var(--accent-color);
    color: white;
    padding: 5px 10px;
    font-size: 0.9em;
}
.btn-edit:hover {
    background-color: #d48800;
}

.btn-history {
    background-color: var(--text-light);
    padding: 5px 10px;
    font-size: 0.9em;
}
.btn-history:hover { background-color: var(--text-color); }

.kritik-stok {
    background-color: #fff1f0 !important;
    color: var(--danger-color);
    font-weight: 600;
}

/* =============================================================== */
/* === MOBİL UYUMLULUK === */
/* =============================================================== */
@media screen and (max-width: 768px) {
    .rapor-tablosu thead {
        display: none;
    }
    .rapor-tablosu, .rapor-tablosu tbody, .rapor-tablosu tr, .rapor-tablosu td {
        display: block;
        width: 100%;
    }
    .rapor-tablosu tr {
        margin-bottom: 15px;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        box-shadow: var(--box-shadow);
    }
    .rapor-tablosu td {
        text-align: left;
        border: none;
        border-bottom: 1px solid var(--border-color);
        padding-left: 50%;
        position: relative;
    }
    .rapor-tablosu tr td:last-child {
        border-bottom: none;
    }
    .rapor-tablosu td:before {
        content: attr(data-label);
        position: absolute;
        left: 10px;
        width: 35%;
        font-weight: 600;
        color: var(--text-color);
        white-space: pre-wrap; /* Uzun metinlerin veya satır sonlarının düzgün görünmesi için */
    }

    .logo-signature {
        font-size: 0.5em;
    }
    .grid-container {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

/* =============================================================== */
/* === ÖZEL BİLEŞENLER (Malzeme Satırı, Modal vb.) === */
/* =============================================================== */
.grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.malzeme-satiri {
    display: grid;
    grid-template-columns: 2fr auto 1fr auto;
    gap: 10px;
    align-items: center;
    margin-bottom: 10px;
}

.malzeme-input-wrapper {
    position: relative;
    display: flex;
}

.stok-bilgisi {
    font-size: 0.8em;
    color: var(--text-light);
    position: absolute; right: 10px; top: 50%;
    transform: translateY(-50%);
    background-color: var(--container-bg); /* Arka plan rengini ana konteyner ile aynı yap */
    padding: 3px 6px;
    border-radius: var(--border-radius);
}

.malzeme-sil-btn {
    background-color: var(--danger-color);
    padding: 8px 12px;
    font-size: 0.8em;
    justify-self: end;
}
.malzeme-sil-btn:hover {
    background-color: #9b2226;
}

.btn-malzeme-ekle {
    background-color: var(--secondary-color);
    font-size: 0.9em;
}

.modal {
    display: none; position: fixed; z-index: 1000;
    left: 0; top: 0; width: 100%; height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.6);
}

.modal-content {
    background-color: var(--container-bg);
    margin: 10% auto;
    padding: 25px;
    width: 90%;
    max-width: 600px;
    border-radius: var(--border-radius);
    position: relative;
    box-shadow: var(--box-shadow);
}

.close-button {
    color: var(--text-light);
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    transition: color 0.2s;
}

.close-button:hover, .close-button:focus {
    color: var(--text-color);
    text-decoration: none;
    cursor: pointer;
}

.sorgu-sonuclari-listesi {
    margin-top: 15px;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.sorgu-sonuc-item {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
    cursor: default;
}
.sorgu-sonuc-item:last-child {
    border-bottom: none;
}
.sorgu-sonuc-item:hover {
    background-color: var(--background-color);
}

.sorgu-sonuc-detay {
    font-size: 0.9em;
    color: var(--text-light);
    margin-top: 5px;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}
.sorgu-sonuc-detay .stok-miktari {
    font-weight: bold;
    color: var(--primary-color);
}

.menu-icon {
    height: 24px;
    width: auto;
    vertical-align: middle;
    margin-left: 10px;
}

/* =============================================================== */
/* === MOBİL UYUMLULUK İÇİN MALZEME SATIRI DÜZENLEMESİ === */
/* =============================================================== */
@media screen and (max-width: 768px) { 
    .malzeme-satiri {
        /* Mobil için 2 sütunlu bir yapı tanımla */
        grid-template-columns: 1fr auto;
        gap: 12px;
    }

    /* 1. Satır: Malzeme seçimi ve barkod butonu */
    .malzeme-select-wrapper {
        grid-column: 1 / 2; /* 1. sütun */
    }
    .btn-barkod {
        grid-column: 2 / 3; /* 2. sütun */
    }

    /* 2. Satır: Miktar girişi ve silme butonu */
    .malzeme-input-wrapper {
        grid-column: 1 / 2; /* 1. sütun */
        grid-row: 2; /* 2. satıra indir */
    }
    .malzeme-sil-btn {
        grid-column: 2 / 3; /* 2. sütun */
        grid-row: 2; /* 2. satıra indir */
        align-self: center; /* Dikeyde ortala */
    }
}

/* =============================================================== */
/* === KARANLIK MOD (DARK MODE) STİLLERİ === */
/* =============================================================== */
body.dark-mode {
    --primary-color: #0a9396;
    --secondary-color: #94d2bd;
    --accent-color: #ee9b00;
    --danger-color: #e55039;
    --success-color: #57cc99;
    --text-color: #e0e6f1;
    --text-light: #94a3b8;
    --background-color: #1e293b;
    --container-bg: #334155;
    --border-color: #475569;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -2px rgba(0, 0, 0, 0.15);
}

body.dark-mode .filtre-form {
    background-color: #2c3a4e;
}

body.dark-mode .rapor-tablosu tr:nth-child(even) {
    background-color: #293647;
}

body.dark-mode .kritik-stok {
    background-color: #5d2520 !important;
    color: #ffc0b8;
}

body.dark-mode .logo-signature {
    color: #94a3b8;
}

/* =============================================================== */
/* === KARANLIK MOD ANAHTARI (TOGGLE SWITCH) === */
/* =============================================================== */

.theme-switch-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
}

.theme-switch-wrapper i {
    color: white;
    cursor: pointer; /* İkonları tıklanabilir yap */
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 52px; /* Genişliği biraz artıralım */
    height: 28px; /* Yüksekliği biraz artıralım */
    cursor: pointer;
}

.theme-switch input {
    /* Checkbox'ı tamamen görünmez yap, ama işlevsel kalsın */
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    /* Bu span artık kayan topuzun kendisi */
    position: absolute;
    content: "";
    height: 22px; /* Topuz boyutu */
    width: 22px;  /* Topuz boyutu */
    left: 3px;    /* Soldan boşluk */
    bottom: 3px;  /* Alttan boşluk */
    background-color: white;
    transition: .4s;
    border-radius: 50%; /* Yuvarlak topuz */
}

input:checked + .slider {
    /* Checkbox seçili olduğunda topuzu sağa kaydır */
    transform: translateX(24px); /* 52 - 22 - 3 - 3 = 24px */
}

/* Label'ı anahtarın arka planı olarak kullan */
.theme-switch::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #475569; /* Varsayılan arka plan rengi */
    border-radius: 28px; /* Arka planı yuvarla */
    transition: .4s;
}

/* Checkbox seçili olduğunda arka plan rengini değiştir */
input:checked + .slider + .theme-switch::before {
    background-color: var(--accent-color);
}

/* =============================================================== */
/* === SEKME (TAB) YAPISI === */
/* =============================================================== */
.tab-header {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 20px;
}
.tab-btn {
    background-color: transparent;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    transition: 0.3s;
    border-bottom: 3px solid transparent;
    border-radius: 0; /* Buton köşelerini sıfırla */
}
.tab-btn:hover {
    color: var(--primary-color);
    background-color: rgba(0,0,0,0.02);
}
.tab-btn.active {
    color: var(--primary-color);
    border-bottom: 3px solid var(--primary-color);
}
.tab-content {
    animation: fadeEffect 0.5s;
}
@keyframes fadeEffect {
    from {opacity: 0;}
    to {opacity: 1;}
}