:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-light: #eef2ff;
    --success: #16a34a;
    --warning: #f59e0b;
    --danger: #dc2626;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 12px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
    --shadow: 0 4px 12px rgba(0,0,0,.06);
    --shadow-lg: 0 12px 32px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    margin: 0;
    padding: 0;
    line-height: 1.5;
}

/* Navbar */
.navbar {
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 40;
    box-shadow: var(--shadow-sm);
}

.navbar-inner {
    max-width: 1000px;
    margin: 0 auto;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    font-weight: 700;
    font-size: 17px;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-brand svg {
    width: 22px;
    height: 22px;
}

.navbar-nav {
    display: flex;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar-nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 8px;
    color: var(--gray-600);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: background .15s, color .15s;
}

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

.navbar-nav a svg {
    width: 16px;
    height: 16px;
}

.nav-btn {
    background: transparent;
    border: 0;
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: background .15s, color .15s;
}

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

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 28px 16px 48px;
}

/* Cards */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 28px;
    margin-bottom: 20px;
}

.card-header {
    margin-bottom: 22px;
}

.card-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 6px;
    color: var(--gray-900);
}

.card-subtitle {
    color: var(--gray-500);
    font-size: 14px;
    margin: 0;
}

/* Employer info */
.employer-info {
    background: var(--primary-light);
    border: 1px solid #c7d2fe;
    color: #3730a3;
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 13px;
    margin-bottom: 22px;
}

/* Form elements */
fieldset {
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 18px;
    margin: 0 0 20px;
}

legend {
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-700);
    padding: 0 8px;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px 18px;
}

.field {
    display: flex;
    flex-direction: column;
    margin-bottom: 4px;
}

.field.full {
    grid-column: 1 / -1;
}

label {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 5px;
    color: var(--gray-700);
}

label .req {
    color: var(--danger);
}

input, select, textarea {
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    color: var(--gray-800);
    transition: border-color .15s, box-shadow .15s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}

input:disabled, select:disabled, textarea:disabled {
    background: var(--gray-100);
    cursor: not-allowed;
}

textarea {
    resize: vertical;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    border: 0;
    border-radius: 9px;
    padding: 13px 22px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background .15s, transform .1s;
}

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

.btn:active {
    transform: translateY(1px);
}

.btn:disabled {
    opacity: .65;
    cursor: not-allowed;
}

.btn-secondary {
    background: #fff;
    color: var(--primary);
    border: 1px solid #c7d2fe;
}

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

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

.btn-success:hover {
    background: #15803d;
}

.btn-block {
    width: 100%;
}

/* Progress steps */
.steps {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 26px;
    padding: 0 4px;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--gray-400);
    font-weight: 500;
    flex: 1;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: var(--gray-200);
    z-index: 0;
}

.step:last-child::after {
    display: none;
}

.step-number {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--gray-200);
    color: var(--gray-500);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    z-index: 1;
}

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

.step.active .step-number {
    background: var(--primary);
    color: #fff;
}

.step.completed {
    color: var(--success);
}

.step.completed .step-number {
    background: var(--success);
    color: #fff;
}

/* Errors */
.errors {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 20px;
    font-size: 14px;
}

.errors ul { margin: 8px 0 0; padding-left: 20px; }

/* Dropzone */
.dropzone {
    border: 2px dashed #c7d2fe;
    border-radius: 10px;
    padding: 24px 16px;
    text-align: center;
    color: var(--gray-500);
    font-size: 14px;
    cursor: pointer;
    transition: border-color .15s, background .15s;
    margin-bottom: 12px;
}

.dropzone:hover, .dropzone.dragover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.dropzone strong {
    color: var(--primary);
}

.dz-hint {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

.dz-preview {
    display: none;
    align-items: center;
    gap: 14px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 10px 14px;
    margin-bottom: 12px;
}

.dz-preview.visible { display: flex; }

.dz-preview img {
    max-height: 60px;
    max-width: 55%;
    border-radius: 6px;
    border: 1px solid var(--gray-200);
    background: #fff;
}

.dz-name {
    font-size: 13px;
    color: var(--gray-700);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Loader overlay */
.loader-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,.85);
    backdrop-filter: blur(2px);
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
    z-index: 100;
}

.loader-overlay.visible {
    display: flex;
}

.spinner {
    width: 44px;
    height: 44px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* AI highlight */
.ai-filled {
    outline: 2px solid #34d399 !important;
    background: #ecfdf5;
    transition: background 1.2s, outline 1.2s;
}

/* Responsive */
@media (max-width: 640px) {
    .grid { grid-template-columns: 1fr; }
    .card { padding: 20px; }
    .navbar-inner { height: 52px; }
    .navbar-nav a span { display: none; }
    .steps { gap: 4px; }
    .step { font-size: 10px; }
}

/* Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--gray-500); }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }
.w-full { width: 100%; }