/* 
   Şubeli Satınalma Talep Sistemi - CSS
   Modern, Light Theme, Card-Based Design
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #4F46E5;       /* Indigo */
    --primary-hover: #4338CA;
    --primary-light: #EEF2F6;
    --background: #F8FAFC;      /* Light Slate */
    --surface: #FFFFFF;
    --text-main: #0F172A;      /* Slate 900 */
    --text-muted: #64748B;     /* Slate 500 */
    --border: #E2E8F0;         /* Slate 200 */
    
    /* Status Colors */
    --color-taslak: #64748B;
    --color-onay-bekliyor: #F59E0B; /* Amber */
    --color-onaylandi: #10B981;     /* Emerald */
    --color-reddedildi: #EF4444;    /* Red */
    --color-tedarik: #3B82F6;       /* Blue */
    --color-kismi: #8B5CF6;         /* Purple */
    --color-tamamlandi: #059669;    /* Dark Emerald */
    --color-iptal: #94A3B8;         /* Slate 400 */

    --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 -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header & Navigation */
header {
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--text-main);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

nav a {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
}

nav a:hover, nav li.active a {
    color: var(--primary);
    background-color: var(--primary-light);
}

/* Dropdown Menu Styles */
nav li.dropdown {
    position: relative;
}

nav li.dropdown .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    list-style: none;
    padding: 8px 0;
    min-width: 180px;
    z-index: 1000;
    margin-top: 5px;
}

nav li.dropdown .dropdown-menu li {
    width: 100%;
}

nav li.dropdown .dropdown-menu a {
    display: block;
    padding: 10px 16px;
    color: var(--text-main);
    border-radius: 0;
    font-size: 0.9rem;
    transition: var(--transition);
}

nav li.dropdown .dropdown-menu a:hover {
    background-color: var(--primary-light);
    color: var(--primary);
}

nav li.dropdown:hover .dropdown-menu,
nav li.dropdown:focus-within .dropdown-menu {
    display: block;
    animation: dropdownFade 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes dropdownFade {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.9rem;
}

.user-badge {
    background-color: var(--primary-light);
    color: var(--primary);
    padding: 4px 10px;
    border-radius: 9999px;
    font-weight: 600;
    text-transform: capitalize;
}

.btn-logout {
    color: var(--color-reddedildi);
    padding: 6px 12px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
}

.btn-logout:hover {
    background-color: #FEF2F2;
    color: var(--color-reddedildi);
}

/* Grid & Layout System */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 15px;
    }
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    .grid, .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Cards */
.card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-main);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-body {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.card-footer {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background-color: var(--surface);
    color: var(--text-main);
    font-family: var(--font-sans);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 10px center;
    background-repeat: no-repeat;
    background-size: 20px;
    padding-right: 40px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    font-family: var(--font-sans);
    transition: var(--transition);
}

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

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

.btn-secondary {
    background-color: var(--surface);
    border-color: var(--border);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--background);
    border-color: var(--text-muted);
}

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

.btn-danger:hover {
    background-color: #DC2626;
    color: white;
}

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

.btn-success:hover {
    background-color: #059669;
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.85rem;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-taslak { background-color: #F1F5F9; color: var(--color-taslak); }
.badge-onay_bekliyor { background-color: #FEF3C7; color: var(--color-onay-bekliyor); }
.badge-onaylandi { background-color: #D1FAE5; color: var(--color-onaylandi); }
.badge-reddedildi { background-color: #FEE2E2; color: var(--color-reddedildi); }
.badge-tedarik_ediliyor { background-color: #DBEAFE; color: var(--color-tedarik); }
.badge-kismi_teslim { background-color: #F3E8FF; color: var(--color-kismi); }
.badge-tamamlandi { background-color: #D1FAE5; color: var(--color-tamamlandi); }
.badge-iptal { background-color: #E2E8F0; color: var(--color-iptal); }

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 30px;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

th {
    background-color: #F8FAFC;
    color: var(--text-muted);
    font-weight: 600;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    color: var(--text-main);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background-color: #F8FAFC;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background-color: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 500px;
    overflow: hidden;
    animation: modalSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

.modal-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    background-color: #F8FAFC;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Login Page specific style */
.login-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    background-image: url('../../bg.png');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 20px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
    font-weight: 500;
}


.login-card {
    width: 100%;
    max-width: 440px;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    padding: 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Alerts and Notifications */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background-color: #D1FAE5;
    border: 1px solid #A7F3D0;
    color: #065F46;
}

.alert-danger {
    background-color: #FEE2E2;
    border: 1px solid #FCA5A5;
    color: #991B1B;
}

.alert-info {
    background-color: #DBEAFE;
    border: 1px solid #BFDBFE;
    color: #1E40AF;
}

/* Stats view (Dashboard) */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 30px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.stat-card:hover {
    color: inherit;
}

.stat-card:hover .stat-icon {
    transform: scale(1.05);
    background-color: var(--primary);
    color: white;
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background-color: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: bold;
    flex-shrink: 0;
    transition: var(--transition);
}

.stat-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Autocomplete live search list */
.autocomplete-suggestions {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    position: absolute;
    width: 100%;
    max-height: 200px;
    overflow-y: auto;
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.autocomplete-suggestion {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 0.95rem;
}

.autocomplete-suggestion:hover {
    background-color: var(--primary-light);
    color: var(--primary);
}

.autocomplete-suggestion.add-new {
    border-top: 1px solid var(--border);
    font-weight: 600;
    color: var(--primary);
    background-color: #FAF5FF;
}

.autocomplete-suggestion.add-new:hover {
    background-color: #F3E8FF;
}

/* Order Item Row layout (flex for order edit table inputs) */
.order-row-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr auto;
    gap: 12px;
    align-items: center;
    margin-bottom: 12px;
}

.order-row-grid-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr auto;
    gap: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 8px;
    padding: 0 10px;
}

.order-row-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px;
    margin-bottom: 10px;
}

/* Progress bar / tracker */
.step-tracker {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    position: relative;
    padding: 0 10px;
}

.step-tracker::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 20px;
    right: 20px;
    height: 2px;
    background-color: var(--border);
    z-index: 1;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
    background-color: var(--background);
    padding: 0 10px;
}

.step-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--surface);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    transition: var(--transition);
}

.step-item.active .step-circle {
    border-color: var(--primary);
    background-color: var(--primary);
    color: white;
}

.step-item.completed .step-circle {
    border-color: var(--color-onaylandi);
    background-color: var(--color-onaylandi);
    color: white;
}

.step-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 8px;
    text-align: center;
}

.step-item.active .step-label {
    color: var(--primary);
}

.step-item.completed .step-label {
    color: var(--color-onaylandi);
}