/* ================================================
   Resume Builder - Main Stylesheet
   ================================================ */

/* CSS Custom Properties */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --success-color: #059669;
    --success-dark: #047857;
    --warning-color: #d97706;
    --warning-dark: #b45309;
    --danger-color: #dc2626;
    --danger-dark: #b91c1c;
    --dark-color: #1e293b;
    --light-color: #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;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Shadows */
    --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 -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 0.75rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Typography */
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'Fira Code', Consolas, Monaco, 'Courier New', monospace;
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-sans);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--light-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animations */
@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

@keyframes slideInLeft {
    from { 
        opacity: 0; 
        transform: translateX(-30px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

@keyframes slideInRight {
    from { 
        opacity: 0; 
        transform: translateX(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translateY(0); }
    40%, 43% { transform: translateY(-30px); }
    70% { transform: translateY(-15px); }
    90% { transform: translateY(-4px); }
}

/* Animation Classes */
.animate-fade-in {
    animation: fadeIn 0.8s ease-out;
}

.animate-fade-in-delay {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s both;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-bounce {
    animation: bounce 1s infinite;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    min-height: 60vh;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="white" opacity="0.1"><polygon points="0,0 1000,0 1000,100 0,50"/></svg>') no-repeat bottom center;
    background-size: cover;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
}

.min-vh-50 {
    min-height: 50vh;
}

/* Feature Cards */
.feature-card {
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200) !important;
    background: white;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl) !important;
    border-color: var(--primary-color) !important;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-icon i {
    transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon i {
    transform: scale(1.2) rotate(5deg);
}

/* Navigation */
.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(37, 99, 235, 0.95) !important;
    box-shadow: var(--shadow-md);
}

.navbar-brand img {
    transition: transform var(--transition-fast);
}

.navbar-brand:hover img {
    transform: scale(1.1);
}

.nav-link {
    position: relative;
    transition: all var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: white;
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* Form Steps */
.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeIn 0.5s ease-out;
}

/* Progress Bar */
.progress {
    height: 8px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background-color: var(--gray-200);
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);
}

.progress-bar {
    transition: width 0.8s ease;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 20px 20px;
    animation: progressStripes 1s linear infinite;
}

@keyframes progressStripes {
    0% { background-position: 0 0; }
    100% { background-position: 20px 0; }
}

/* Form Controls */
.form-control, .form-select {
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    padding: 0.75rem 1rem;
    transition: all var(--transition-fast);
    font-size: 0.95rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
    transform: translateY(-1px);
}

.form-control.is-valid {
    border-color: var(--success-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23059669' d='m2.3 6.73l.4-.4L4 5.05l1.97-1.97.4.4L3.41 6.45z'/%3e%3c/svg%3e");
}

.form-control.is-invalid {
    border-color: var(--danger-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc2626'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m5.5 5.5 5 5'/%3e%3cpath d='m10.5 5.5-5 5'/%3e%3c/svg%3e");
}

.form-label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

/* Template Options */
.template-option {
    position: relative;
}

.template-option label {
    transition: all var(--transition-normal);
    height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    background: white;
    position: relative;
    overflow: hidden;
}

.template-option label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.template-option label:hover::before {
    transform: translateX(100%);
}

.template-option input:checked + label {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-dark);
}

.template-option input:checked + label i {
    animation: bounce 0.6s;
}

/* Resume Preview */
#resumePreview {
    min-height: 350px;
    border: 2px dashed var(--gray-300);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    transition: all var(--transition-normal);
}

#resumePreview:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

#resumePreview.has-content {
    border-style: solid;
    background: white;
    box-shadow: var(--shadow-md);
}

/* Buttons */
.btn {
    border-radius: var(--border-radius-md);
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    border: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

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

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    border-color: var(--primary-dark);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #10b981);
    border: 2px solid var(--success-color);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #f59e0b);
    border: 2px solid var(--warning-color);
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-bottom: none;
    padding: 1.25rem 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

/* Admin Dashboard */
.avatar {
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.table {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--gray-100);
    color: var(--gray-700);
    border: none;
    padding: 1rem 0.75rem;
}

.table td {
    padding: 0.875rem 0.75rem;
    border-color: var(--gray-100);
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: var(--gray-50);
    transform: scale(1.01);
    transition: all var(--transition-fast);
}

/* Badges */
.badge {
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.75rem;
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--border-radius-lg);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: currentColor;
}

.alert-success {
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    color: var(--success-dark);
}

.alert-danger {
    background: linear-gradient(135deg, #fef2f2, #fecaca);
    color: var(--danger-dark);
}

.alert-warning {
    background: linear-gradient(135deg, #fffbeb, #fed7aa);
    color: var(--warning-dark);
}

.alert-info {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    color: var(--primary-dark);
}

/* Modal */
.modal-content {
    border: none;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    border-bottom: 1px solid var(--gray-200);
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--gray-200);
    padding: 1rem 1.5rem;
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--gray-900), var(--gray-800));
    color: var(--gray-300);
}

footer h5 {
    color: white;
    font-weight: 700;
}

footer a {
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

footer a:hover {
    color: white;
    text-decoration: none;
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container-fluid {
        padding: 0 1rem;
    }
}

@media (max-width: 992px) {
    .hero-section {
        min-height: 50vh;
        padding: 2rem 0;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .template-option label {
        height: 120px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        min-height: 40vh;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .template-option label {
        height: 100px;
        padding: 0.5rem;
    }
    
    #resumePreview {
        min-height: 250px;
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .navbar-brand span {
        font-size: 1.1rem;
    }
    
    .hero-section {
        padding: 1.5rem 0;
    }
    
    .display-4 {
        font-size: 1.75rem;
    }
    
    .lead {
        font-size: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .btn:last-child {
        margin-bottom: 0;
    }
    
    .card-header {
        padding: 1rem;
    }
    
    .progress {
        height: 6px;
    }
}

/* Print Styles */
@media print {
    .navbar, 
    .footer, 
    .btn, 
    .card-header, 
    .no-print,
    .alert,
    .progress,
    .modal,
    .tooltip,
    .popover {
        display: none !important;
    }
    
    .card {
        border: none !important;
        box-shadow: none !important;
        page-break-inside: avoid;
    }
    
    .container {
        max-width: none !important;
        padding: 0 !important;
    }
    
    body {
        font-size: 12px;
        line-height: 1.4;
        color: #000;
        background: white;
    }
    
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }
    
    .page-break {
        page-break-before: always;
    }
    
    .avoid-break {
        page-break-inside: avoid;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --gray-100: #1e293b;
        --gray-200: #334155;
        --gray-300: #475569;
        --gray-400: #64748b;
        --gray-500: #94a3b8;
        --gray-600: #cbd5e1;
        --gray-700: #e2e8f0;
        --gray-800: #f1f5f9;
        --gray-900: #f8fafc;
        --light-color: #0f172a;
    }
    
    body {
        background-color: var(--gray-900);
        color: var(--gray-100);
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--border-radius-md);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

/* Selection */
::selection {
    background: rgba(37, 99, 235, 0.2);
    color: var(--primary-dark);
}

::-moz-selection {
    background: rgba(37, 99, 235, 0.2);
    color: var(--primary-dark);
}

/* Focus Styles */
.focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Utility Classes */
.shadow-custom {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, var(--primary-color), var(--primary-light)) 1;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .btn {
        border-width: 3px;
    }
    
    .form-control {
        border-width: 3px;
    }
    
    .card {
        border: 2px solid var(--gray-400);
    }
}