/* =============================================
   Kayit.Work - Çalışan Yönetim Sistemi
   Ana Stil Dosyası - Zeytin Yeşili Tema
   ============================================= */

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

:root {
    /* Ana Palet - Zeytin Yeşili */
    --green-50: #E9F5DB;
    --green-100: #CFE1B9;
    --green-200: #B5C99A;
    --green-300: #97A97C;
    --green-400: #87986A;
    --green-500: #718355;
    --green-600: #5a6944;
    --green-700: #434f33;
    --green-800: #2d3522;
    --green-900: #1a2013;

    /* Fonksiyonel Renkler */
    --primary: #718355;
    --primary-dark: #5a6944;
    --primary-light: #E9F5DB;
    --success: #4a7c59;
    --success-light: #d4edda;
    --warning: #c49b2a;
    --warning-light: #fff3cd;
    --danger: #b54a4a;
    --danger-light: #f8d7da;
    --purple: #7c6a9e;
    --purple-light: #e8e0f0;
    --info: #5a8fa8;
    --info-light: #d1ecf1;

    /* Nötr Renkler */
    --gray-50: #f8f9f7;
    --gray-100: #f0f2ed;
    --gray-200: #e2e5dd;
    --gray-300: #d1d5cb;
    --gray-400: #9ca396;
    --gray-500: #6b7266;
    --gray-600: #4b5245;
    --gray-700: #374031;
    --gray-800: #252b20;
    --gray-900: #141810;

    /* Layout */
    --sidebar-width: 260px;
    --topbar-height: 65px;
    --shadow: 0 1px 3px rgba(113,131,85,0.12), 0 1px 2px rgba(113,131,85,0.08);
    --shadow-lg: 0 10px 25px -5px rgba(113,131,85,0.15), 0 8px 10px -6px rgba(113,131,85,0.08);
    --radius: 12px;
    --radius-sm: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.6;
}

/* =============================================
   LOGIN PAGE
   ============================================= */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--green-800) 0%, var(--green-500) 40%, var(--green-300) 70%, var(--green-100) 100%);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: 0 20px 60px rgba(26,32,19,0.3);
    padding: 40px;
    animation: fadeInUp 0.5s ease;
    border: 1px solid var(--green-100);
}

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

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--green-400), var(--green-500));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 4px 15px rgba(113,131,85,0.3);
}

.login-logo i {
    font-size: 28px;
    color: white;
}

.login-header h1 {
    font-size: 24px;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.login-header p {
    color: var(--gray-500);
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.login-form label i {
    width: 16px;
    color: var(--green-400);
}

.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    background: var(--gray-50);
}

.login-form input:focus {
    border-color: var(--green-300);
    box-shadow: 0 0 0 3px rgba(181,201,154,0.3);
    background: white;
}

.password-wrapper {
    position: relative;
}

.password-wrapper input {
    padding-right: 45px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: 16px;
}

.toggle-password:hover {
    color: var(--green-500);
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--gray-400);
    font-size: 12px;
}

/* =============================================
   ALERTS
   ============================================= */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-error {
    background: var(--danger-light);
    color: var(--danger);
    border: 1px solid #f5c6cb;
}

.alert-success {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid #c3e6cb;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--green-400), var(--green-500));
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--green-500), var(--green-600));
    box-shadow: 0 4px 12px rgba(113,131,85,0.4);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-success:hover {
    background: #3d6b4a;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #9a3d3d;
}

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-warning:hover {
    background: #a8842a;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
}

.btn-block {
    width: 100%;
}

/* =============================================
   SIDEBAR
   ============================================= */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--green-800) 0%, var(--green-700) 50%, var(--green-600) 100%);
    color: white;
    z-index: 1000;
    transition: all 0.3s ease;
    overflow-y: auto;
    box-shadow: 4px 0 20px rgba(26,32,19,0.15);
}

.sidebar.collapsed {
    transform: translateX(-100%);
}

.sidebar-header {
    padding: 22px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    background: rgba(0,0,0,0.1);
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.sidebar-header h2 i {
    margin-right: 8px;
    color: var(--green-100);
}

.sidebar-menu {
    list-style: none;
    padding: 12px 0;
}

.sidebar-menu li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 20px;
    color: var(--green-100);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    border-left: 3px solid transparent;
    margin: 2px 0;
}

.sidebar-menu li a:hover {
    background: rgba(255,255,255,0.1);
    color: white;
    border-left-color: var(--green-100);
}

.sidebar-menu li.active a {
    background: rgba(255,255,255,0.15);
    color: white;
    border-left-color: var(--green-50);
    font-weight: 600;
}

.sidebar-menu li a i {
    width: 20px;
    text-align: center;
    font-size: 16px;
    opacity: 0.85;
}

.sidebar-menu li.active a i,
.sidebar-menu li a:hover i {
    opacity: 1;
}

.sidebar-menu li.logout {
    margin-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 8px;
}

.sidebar-menu li.logout a:hover {
    border-left-color: var(--danger);
    color: #ffb3b3;
    background: rgba(181,74,74,0.15);
}

/* =============================================
   MAIN CONTENT
   ============================================= */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left 0.3s ease;
    background: var(--gray-100);
}

.main-content.expanded {
    margin-left: 0;
}

/* Topbar */
.topbar {
    height: var(--topbar-height);
    background: white;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(113,131,85,0.06);
}

.menu-toggle {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-600);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.menu-toggle:hover {
    background: var(--green-50);
    color: var(--green-500);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.welcome-text, .date-text {
    font-size: 14px;
    color: var(--gray-600);
}

.welcome-text i, .date-text i {
    margin-right: 6px;
    color: var(--green-400);
}

/* Content */
.content {
    padding: 24px;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
}

/* =============================================
   STAT CARDS
   ============================================= */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid var(--gray-200);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.stat-card.blue .stat-icon { background: var(--green-50); color: var(--green-500); }
.stat-card.green .stat-icon { background: var(--success-light); color: var(--success); }
.stat-card.orange .stat-icon { background: var(--warning-light); color: var(--warning); }
.stat-card.red .stat-icon { background: var(--danger-light); color: var(--danger); }

.stat-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
}

.stat-info p {
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 2px;
}

/* =============================================
   CARDS
   ============================================= */
.card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--gray-50);
}

.card-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-800);
}

.card-header h2 i {
    margin-right: 8px;
    color: var(--green-400);
}

.card-body {
    padding: 24px;
}

/* =============================================
   TABLES
   ============================================= */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead th {
    background: var(--green-50);
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--green-500);
    border-bottom: 2px solid var(--green-100);
}

.data-table tbody td {
    padding: 14px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: var(--green-50);
}

.data-table tbody td small {
    color: var(--gray-500);
}

/* Time badges */
.time-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.time-badge.green { background: var(--success-light); color: var(--success); }
.time-badge.red { background: var(--danger-light); color: var(--danger); }
.time-badge.gray { background: var(--gray-100); color: var(--gray-500); }

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-badge.green { background: var(--success-light); color: var(--success); }
.status-badge.orange { background: var(--warning-light); color: var(--warning); }
.status-badge.red { background: var(--danger-light); color: var(--danger); }
.status-badge.blue { background: var(--green-50); color: var(--green-500); }
.status-badge.purple { background: var(--purple-light); color: var(--purple); }
.status-badge.gray { background: var(--gray-100); color: var(--gray-500); }

/* Empty state */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--gray-400);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 12px;
    color: var(--green-200);
}

.empty-state p {
    font-size: 15px;
}

/* =============================================
   FORMS (General)
   ============================================= */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    background: var(--gray-50);
}

.form-control:focus {
    border-color: var(--green-300);
    box-shadow: 0 0 0 3px rgba(181,201,154,0.3);
    background: white;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23718355' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    background-color: var(--gray-50);
}

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

/* Form row (2 columns) */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* =============================================
   ACTION BUTTONS ROW
   ============================================= */
.action-buttons {
    display: flex;
    gap: 6px;
}

.action-buttons .btn {
    padding: 6px 10px;
    font-size: 12px;
}

/* =============================================
   SCROLLBAR
   ============================================= */
.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.3);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.collapsed {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .main-content.expanded {
        margin-left: 0;
    }

    .stat-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .topbar-right {
        gap: 10px;
    }

    .date-text {
        display: none;
    }

    .content {
        padding: 16px;
    }

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

    .login-card {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .stat-cards {
        grid-template-columns: 1fr;
    }

    .stat-card {
        padding: 16px;
    }

    .stat-info h3 {
        font-size: 22px;
    }
}