/* ========================================
   NAR PLATFORM - GLOBAL STYLE SYSTEM
   Tüm sayfalar için tutarlı tasarım dili
======================================== */

/* ROOT VARIABLES */
:root {
    /* Ana Renkler */
    --primary: #ff9700;
    --primary-dark: #e68900;
    --primary-light: #ffad33;

    --secondary: #bd5ae0;
    --secondary-dark: #a742d1;
    --secondary-light: #d9a7f4;
    --accent: #ff9700;

    /* Durum Renkleri */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Gri Tonları */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Arka Plan */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;

    /* Metin */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;

    /* Border */
    --border-light: #e2e8f0;
    --border-medium: #cbd5e1;
    --border-dark: #94a3b8;

    /* Shadow */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 6px 12px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px -12px rgba(0, 0, 0, 0.25);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 300ms ease;
    --transition-slow: 500ms ease;

    /* Z-Index */
    --z-dropdown: 1000;
    --z-modal: 9000;
    --z-toast: 9999;
}

/* RESET & BASE */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
}

/* TYPOGRAPHY */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

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

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

/* HEADER - Tüm sayfalar için */
.nar-header {
    background: var(--bg-primary);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nar-header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nar-logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.nar-logo:hover {
    transform: scale(1.05);
    color: var(--primary);
}

.nar-nav {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.nar-nav-link {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius);
    transition: all var(--transition-fast);
}

.nar-nav-link:hover {
    background: var(--bg-tertiary);
    color: var(--primary);
}

.nar-nav-link.active {
    background: var(--primary);
    color: white;
}

/* BUTTONS */
.btn {
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    font-family: 'Poppins', sans-serif;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    text-decoration: none;
}

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

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Button Variants */
.btn-primary {
    background: var(--primary);
    color: white;
}

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

.btn-secondary {
    background: var(--gray-200);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

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

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

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

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

.btn-ghost:hover {
    background: var(--bg-tertiary);
}

/* Button Sizes */
.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* CARDS */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-xl);
    transition: all var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-header {
    padding-bottom: var(--space-lg);
    border-bottom: 2px solid var(--border-light);
    margin-bottom: var(--space-lg);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: var(--space-lg) 0;
}

.card-footer {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-light);
    margin-top: var(--space-lg);
}

/* FORMS */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: all var(--transition-fast);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(106, 90, 205, 0.1);
}

.form-input::placeholder {
    color: var(--text-tertiary);
}

.form-input:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-error {
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: var(--space-sm);
}

/* INPUT GROUPS */
.input-group {
    position: relative;
}

.input-group-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    cursor: pointer;
}

.input-group .form-input {
    padding-right: 48px;
}

/* BADGES */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-primary {
    background: #dbeafe;
    color: #1e40af;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

.badge-info {
    background: #e0e7ff;
    color: #3730a3;
}

/* ALERTS */
.alert {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border-left: 4px solid var(--success);
}

.alert-danger {
    background: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
    border-left: 4px solid var(--warning);
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border-left: 4px solid var(--info);
}

/* MODALS */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: var(--z-modal);
    animation: fadeIn var(--transition);
}

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

.modal {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition);
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

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

/* LOADING */
.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.6s linear infinite;
}

.loader-primary {
    border-color: rgba(106, 90, 205, 0.3);
    border-top-color: var(--primary);
}

/* CONTAINER */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.container-sm {
    max-width: 800px;
}

.container-lg {
    max-width: 1600px;
}

/* GRID SYSTEM */
.grid {
    display: grid;
    gap: var(--space-lg);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* FLEX UTILITIES */
.flex {
    display: flex;
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-col {
    display: flex;
    flex-direction: column;
}

.gap-sm {
    gap: var(--space-sm);
}

.gap {
    gap: var(--space-md);
}

.gap-lg {
    gap: var(--space-lg);
}

.gap-xl {
    gap: var(--space-xl);
}

/* SPACING UTILITIES */
.mt-0 {
    margin-top: 0;
}

.mt-sm {
    margin-top: var(--space-sm);
}

.mt {
    margin-top: var(--space-md);
}

.mt-lg {
    margin-top: var(--space-lg);
}

.mt-xl {
    margin-top: var(--space-xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-sm {
    margin-bottom: var(--space-sm);
}

.mb {
    margin-bottom: var(--space-md);
}

.mb-lg {
    margin-bottom: var(--space-lg);
}

.mb-xl {
    margin-bottom: var(--space-xl);
}

.p-sm {
    padding: var(--space-sm);
}

.p {
    padding: var(--space-md);
}

.p-lg {
    padding: var(--space-lg);
}

.p-xl {
    padding: var(--space-xl);
}

/* TEXT UTILITIES */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.text-primary {
    color: var(--text-primary);
}

.text-secondary {
    color: var(--text-secondary);
}

.text-tertiary {
    color: var(--text-tertiary);
}

.text-sm {
    font-size: 0.875rem;
}

.text-base {
    font-size: 1rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

.font-medium {
    font-weight: 500;
}

/* ANIMATIONS */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.fade-in {
    animation: fadeIn var(--transition);
}

.slide-up {
    animation: slideUp var(--transition);
}

.slide-down {
    animation: slideDown var(--transition);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .nar-header-container {
        padding: var(--space-md) var(--space-lg);
    }

    .nar-nav {
        gap: var(--space-md);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .modal {
        padding: var(--space-xl);
        width: 95%;
    }
}

/* SCROLLBAR */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}