/* ============================================================
   PatwariGenie Tools - Enhanced Styling
   Professional, clean design matching project aesthetics
============================================================ */

/* Global Styles & Variables */
:root {
    --primary-color: #059669;
    --primary-dark: #047857;
    --secondary-color: #10b981;
    --bg-gray: #f7fafc;
    --text-dark: #111827;
    --text-gray: #6b7280;
    --border-color: #e5e7eb;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --hover-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    background: var(--bg-gray);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation Bar */
.tools-navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 0;
}

.nav-brand i {
    font-size: 24px;
    color: #fff;
}

.nav-brand a {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 20px;
    transition: var(--transition);
}

.nav-brand a:hover {
    opacity: 0.9;
}

.nav-links {
    display: flex;
    gap: 5px;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    padding: 15px 18px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
    position: relative;
}

.nav-links a i {
    font-size: 16px;
}

.nav-links a:hover,
.nav-links a.active {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 3px;
    background: #fff;
    border-radius: 3px 3px 0 0;
}

.nav-home .home-btn {
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    border: 2px solid #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    transition: var(--transition);
}

.nav-home .home-btn:hover {
    background: #fff;
    color: var(--primary-color);
}

/* Main Container */
.main-container {
    max-width: 1200px;
    width: 100%;
    margin: 30px auto;
    padding: 0 20px;
    flex: 1;
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px 20px;
    background: linear-gradient(135deg, #ffffff 0%, #f9fafb 100%);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.page-header h1 {
    color: var(--primary-color);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.page-header h1 i {
    font-size: 36px;
}

.page-header p {
    color: var(--text-gray);
    font-size: 16px;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Card Styles */
.card {
    background: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 25px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: visible;
}

.card:hover {
    box-shadow: var(--hover-shadow);
    transform: translateY(-2px);
    z-index: 20;
}

.card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i {
    color: var(--primary-color);
}

/* Upload Box */
.upload-box {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    border: 3px dashed var(--border-color);
    padding: 40px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    background: #fafbfc;
    min-height: 200px;
}

.upload-box:hover {
    border-color: var(--primary-color);
    background: #f0fdf4;
}

.upload-box input {
    display: none;
}

.upload-box i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.upload-box .upload-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.upload-box .upload-hint {
    font-size: 14px;
    color: var(--text-gray);
}

/* Form Elements */
.form-group {
    margin: 20px 0;
    position: relative;
    z-index: 10;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 14px;
}

input[type="file"],
input[type="number"],
select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 15px;
    transition: var(--transition);
    background: #fff;
    position: relative;
    z-index: 10;
}

input[type="file"]:focus,
input[type="number"]:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
    z-index: 100 !important;
}

/* Button Styles */
.btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.3);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.4);
}

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

.btn i {
    font-size: 16px;
}

.btn-secondary {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    box-shadow: 0 2px 8px rgba(107, 114, 128, 0.3);
}

.btn-secondary:hover {
    box-shadow: 0 4px 12px rgba(107, 114, 128, 0.4);
}

.btn-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 20px;
}

.btn-group .btn {
    width: 100%;
}

.rotation-btn-group {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 15px;
}

.rotation-btn-group .btn {
    width: 100%;
    padding: 10px 12px;
    font-size: 13px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Preview Areas */
.preview-area {
    margin-top: 25px;
    padding: 20px;
    background: #fafbfc;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    max-height: 600px;
    overflow: hidden;
}

.preview-area img {
    max-width: 100%;
    max-height: 500px;
    height: auto;
    display: block;
    margin: 0 auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.preview-area canvas {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Cropper Container Fix */
#pp_preview .cropper-container {
    max-height: 500px !important;
}

#pp_preview .cropper-canvas,
#pp_preview .cropper-canvas img {
    max-height: 500px !important;
}

/* Background Remover Preview */
#br_preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

#br_before,
#br_after {
    text-align: center;
}

#br_before h4,
#br_after h4 {
    margin-bottom: 10px;
    color: var(--text-dark);
}

@media (max-width: 768px) {
    #br_preview {
        grid-template-columns: 1fr;
    }
}

/* Status Messages */
.status-message {
    padding: 15px 20px;
    border-radius: 8px;
    margin: 20px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.status-message i {
    font-size: 20px;
}

.status-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.status-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.status-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

.status-warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}

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

/* File List */
.file-list {
    margin-top: 20px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #fafbfc;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 10px;
    transition: var(--transition);
}

.file-item:hover {
    background: #f3f4f6;
}

.file-item-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.file-item-info i {
    font-size: 24px;
    color: var(--primary-color);
}

.file-item-name {
    font-weight: 500;
    color: var(--text-dark);
}

.file-item-size {
    font-size: 13px;
    color: var(--text-gray);
}

/* Info Box */
.info-box {
    background: #eff6ff;
    border-left: 4px solid #3b82f6;
    padding: 16px 20px;
    border-radius: 8px;
    margin: 20px 0;
}

.info-box h4 {
    color: #1e40af;
    font-size: 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-box ul {
    margin-left: 20px;
    color: #1e3a8a;
}

.info-box li {
    margin: 5px 0;
}

/* Footer */
.tools-footer {
    background: #1f2937;
    color: #fff;
    padding: 30px 20px;
    margin-top: 60px;
    text-align: center;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-container p {
    margin: 8px 0;
    font-size: 14px;
}

.footer-note {
    color: #9ca3af;
    font-size: 13px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        padding: 10px 15px;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }
    
    .nav-links a {
        justify-content: center;
        padding: 12px;
        border-radius: 0;
    }
    
    .nav-links a.active::after {
        display: none;
    }
    
    .nav-home {
        width: 100%;
        margin-top: 10px;
    }
    
    .nav-home .home-btn {
        width: 100%;
        justify-content: center;
    }
    
    .page-header h1 {
        font-size: 24px;
        flex-direction: column;
    }
    
    .card {
        padding: 20px;
    }
    
    .btn-group {
        grid-template-columns: 1fr;
    }
    
    .rotation-btn-group {
        grid-template-columns: 1fr 1fr;
    }
    
    .btn-group .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .main-container {
        padding: 0 15px;
    }
    
    .page-header {
        padding: 20px 15px;
    }
    
    .page-header h1 {
        font-size: 20px;
    }
    
    .upload-box {
        padding: 30px 15px;
        min-height: 150px;
    }
}

/* Print Styles */
@media print {
    .tools-navbar,
    .tools-footer,
    .btn,
    .upload-box {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #e5e7eb;
    }
}