/* Fluke Design System - Color Variables */
:root {
    /* Primary Colors */
    --fluke-yellow: #ffc20e;
    --fluke-yellow-dark: #e4aa00;
    --fluke-navy: #212121;
    --fluke-black: #000000;

    /* Accent Colors */
    --fluke-blue: #336699;
    --fluke-light-gray: #eaeaea;
    --fluke-medium-gray: #cccccc;
    --fluke-dark-gray: #707070;

    /* Semantic Colors */
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;

    /* Background Colors */
    --bg-white: #ffffff;
    --bg-light: #f5f5f5;
    --border-color: #dee2e6;

    /* Typography */
    --font-family: 'Noto Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-h1: 27px;
    --font-size-h2: 20px;
}

/* Global Styles */
html {
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    background-color: var(--bg-light);
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family);
    font-weight: 700;
    margin-bottom: 0.75em;
}

h1 {
    font-size: var(--font-size-h1);
}

h2 {
    font-size: var(--font-size-h2);
}

/* Container */
.container-fluid {
    max-width: 1500px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 768px) {
    .container-fluid {
        padding: 0 3rem;
    }
}

/* Header / Navigation */
.header, .navbar-fluke {
    background-color: var(--fluke-navy);
    color: var(--bg-white);
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
}

@media (min-width: 768px) {
    .header, .navbar-fluke {
        padding-left: 3rem !important;
        padding-right: 3rem !important;
    }
}

.header a, .navbar-fluke a {
    color: var(--bg-white);
    text-decoration: none;
}

.header a:hover, .navbar-fluke a:hover {
    color: var(--fluke-yellow);
}

.logo-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background-color: var(--fluke-yellow);
    color: var(--fluke-navy);
}

/* Buttons */
.btn {
    border-radius: 4px;
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    font-family: var(--font-family);
}

.btn-primary, .btn-fluke {
    background-color: var(--fluke-yellow);
    border-color: var(--fluke-yellow-dark);
    color: var(--fluke-navy);
}

.btn-primary:hover, .btn-fluke:hover {
    background-color: var(--fluke-yellow-dark);
    border-color: var(--fluke-yellow-dark);
    color: var(--fluke-navy);
    transform: translateY(-1px);
}

.btn-dark {
    background-color: var(--fluke-navy);
    border-color: var(--fluke-navy);
    color: var(--bg-white);
}

.btn-dark:hover {
    background-color: var(--fluke-black);
    border-color: var(--fluke-black);
    color: var(--bg-white);
}

.btn-outline-primary {
    border-color: var(--fluke-yellow);
    color: var(--fluke-navy);
}

.btn-outline-primary:hover {
    background-color: var(--fluke-yellow);
    border-color: var(--fluke-yellow-dark);
    color: var(--fluke-navy);
}

.btn-outline-secondary {
    border-color: var(--fluke-medium-gray);
    color: var(--fluke-dark-gray);
}

.btn-outline-secondary:hover {
    background-color: var(--fluke-light-gray);
    border-color: var(--fluke-dark-gray);
    color: var(--fluke-navy);
}

.btn-outline-secondary.active {
    background-color: var(--fluke-navy);
    border-color: var(--fluke-navy);
    color: var(--bg-white);
}

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

.btn-link {
    color: var(--fluke-blue);
    text-decoration: none;
}

.btn-link:hover {
    color: var(--fluke-navy);
    text-decoration: underline;
}

/* Cards */
.card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    background-color: var(--bg-white);
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: var(--fluke-light-gray);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Hero/Feature Cards */
.hero-section {
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 3rem;
    margin: 2rem 0;
}

.feature-card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    height: 100%;
    cursor: pointer;
    background-color: var(--bg-white);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
    border-color: var(--fluke-yellow);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--fluke-yellow);
}

/* Progress Bar */
.wizard-progress {
    margin: 0 auto;
    max-width: 1000px;
}

.step-indicator {
    font-size: 14px;
    color: var(--fluke-dark-gray);
    font-weight: 500;
}

.progress-bar-container {
    position: relative;
}

.progress-bar-custom {
    height: 4px;
    background-color: var(--fluke-light-gray);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--fluke-yellow);
    transition: width 0.3s ease;
}

.progress-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 12px;
}

.progress-label {
    font-size: 14px;
    color: var(--fluke-dark-gray);
    flex: 1;
    text-align: center;
}

.progress-label.active {
    color: var(--fluke-navy);
    font-weight: 600;
}

.progress-label:first-child {
    text-align: left;
}

.progress-label:last-child {
    text-align: right;
}

/* Content Area */
.content-area {
    padding-bottom: 60px;
    padding-top: 20px;
}

/* Upload Area */
.upload-area {
    background-color: var(--bg-white);
    border: 2px dashed var(--fluke-medium-gray);
    border-radius: 8px;
    padding: 80px 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: var(--fluke-yellow);
    background-color: #fffef8;
}

.upload-icon {
    width: 80px;
    height: 80px;
    background-color: #fff8e1;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 36px;
    color: var(--fluke-yellow);
}

.upload-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--fluke-navy);
}

.upload-subtitle {
    font-size: 16px;
    color: var(--fluke-dark-gray);
    margin-bottom: 0;
}

/* Asset List */
.asset-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.asset-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: flex-start;
    transition: all 0.2s ease;
    background-color: var(--bg-white);
}

.asset-item:hover {
    border-color: var(--fluke-yellow);
    box-shadow: 0 2px 8px rgba(255, 194, 14, 0.2);
}

.asset-checkbox {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    margin-right: 16px;
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--fluke-yellow);
}

.asset-label {
    flex-grow: 1;
    cursor: pointer;
    margin-bottom: 0;
}

.asset-name {
    font-weight: 600;
    font-size: 16px;
    color: var(--fluke-navy);
    margin-bottom: 4px;
}

.asset-location {
    font-size: 14px;
    color: var(--fluke-dark-gray);
    margin-bottom: 2px;
}

.asset-sn {
    font-size: 13px;
    color: var(--fluke-medium-gray);
}

/* Section Header */
.section-header {
    margin-top: 24px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--fluke-yellow);
}

.section-header:first-child {
    margin-top: 0;
}

.section-header h5 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--fluke-navy);
}

/* Task List */
.task-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.task-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: var(--bg-white);
    transition: all 0.2s ease;
}

.task-item:hover {
    border-color: var(--fluke-yellow);
    box-shadow: 0 2px 8px rgba(255, 194, 14, 0.15);
}

.task-item.dragging {
    opacity: 0.5;
}

.task-drag-handle {
    color: var(--fluke-medium-gray);
    cursor: grab;
    font-size: 20px;
    padding: 0 4px;
}

.task-drag-handle:active {
    cursor: grabbing;
}

.task-content {
    flex-grow: 1;
}

.task-type-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 8px;
}

.task-type-badge.information {
    background-color: #e3f2fd;
    color: #1565c0;
}

.task-type-badge.check,
.task-type-badge.checklist {
    background-color: var(--fluke-light-gray);
    color: var(--fluke-navy);
}

.task-type-badge.measurement {
    background-color: #f3e5f5;
    color: #6a1b9a;
}

.task-type-badge.measurement-pass-fail {
    background-color: #e1f5fe;
    color: #01579b;
}

.task-type-badge.pass-fail,
.task-type-badge.passfail {
    background-color: #fff8e1;
    color: #f57f17;
}

.task-description {
    font-size: 15px;
    color: var(--fluke-navy);
    margin-bottom: 4px;
}

.task-range {
    font-size: 13px;
    color: var(--fluke-dark-gray);
}

.task-actions {
    display: flex;
    gap: 4px;
}

.task-actions .btn-link {
    padding: 4px 8px;
    text-decoration: none;
}

/* Tabs */
.nav-tabs {
    border-bottom: 2px solid var(--border-color);
}

.nav-tabs .nav-link {
    border: none;
    color: var(--fluke-dark-gray);
    padding: 12px 20px;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-tabs .nav-link:hover {
    border-bottom-color: var(--fluke-light-gray);
    color: var(--fluke-navy);
}

.nav-tabs .nav-link.active {
    color: var(--fluke-navy);
    border-bottom-color: var(--fluke-yellow);
    background-color: transparent;
}

/* Badges */
.badge {
    padding: 6px 12px;
    font-weight: 600;
    border-radius: 4px;
}

.badge-fluke {
    background-color: var(--fluke-yellow);
    color: var(--fluke-navy);
}

/* Alerts */
.alert {
    border-radius: 6px;
    border-left: 4px solid;
}

.alert-success {
    border-left-color: var(--success-color);
}

.alert-warning {
    border-left-color: var(--warning-color);
}

.alert-danger {
    border-left-color: var(--danger-color);
}

.alert-info {
    border-left-color: var(--info-color);
}

/* Modal */
.modal-content {
    border-radius: 8px;
    border: none;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 20px 24px;
    background-color: var(--fluke-light-gray);
}

.modal-title {
    color: var(--fluke-navy);
    font-weight: 700;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 16px 24px;
    background-color: var(--bg-light);
}

/* Form Controls */
.form-control,
.form-select {
    border-radius: 4px;
    border: 1px solid var(--fluke-medium-gray);
    padding: 0.6rem 0.75rem;
    font-family: var(--font-family);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--fluke-yellow);
    box-shadow: 0 0 0 0.2rem rgba(255, 194, 14, 0.25);
    outline: none;
}

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

/* Links */
a {
    color: var(--fluke-blue);
    text-decoration: none;
}

a:hover {
    color: var(--fluke-navy);
    text-decoration: underline;
}

/* Text Colors */
.text-fluke-yellow {
    color: var(--fluke-yellow);
}

.text-fluke-navy {
    color: var(--fluke-navy);
}

.text-muted {
    color: var(--fluke-dark-gray);
}

/* Background Colors */
.bg-fluke-yellow {
    background-color: var(--fluke-yellow);
}

.bg-fluke-navy {
    background-color: var(--fluke-navy);
}

.bg-fluke-light {
    background-color: var(--fluke-light-gray);
}

/* Utility Classes */
.border-fluke {
    border-color: var(--fluke-yellow) !important;
}

.shadow-fluke {
    box-shadow: 0 4px 12px rgba(255, 194, 14, 0.2);
}

/* Spinner / Loading */
.spinner-border {
    border-color: var(--fluke-yellow);
    border-right-color: transparent;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 1.5rem;
    }

    .progress-labels {
        font-size: 12px;
    }

    .upload-area {
        padding: 60px 20px;
    }

    .task-item {
        flex-wrap: wrap;
    }

    .task-actions {
        width: 100%;
        justify-content: flex-end;
        margin-top: 8px;
    }

    .container-fluid {
        padding: 0 1rem;
    }
}

/* Page-specific: Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--fluke-navy) 0%, #424242 100%);
}

.login-card {
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    max-width: 450px;
    width: 100%;
}

.login-header {
    background-color: var(--fluke-navy);
    color: var(--bg-white);
    padding: 2rem;
    border-radius: 12px 12px 0 0;
    text-align: center;
}

.login-logo {
    font-size: 3rem;
    color: var(--fluke-yellow);
    margin-bottom: 1rem;
}

/* Page-specific: Voice Fill */
.recording-indicator {
    display: inline-block;
    width: 12px;
    height: 12px;
    background-color: var(--danger-color);
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

.audio-visualizer {
    width: 100%;
    height: 100px;
    background: var(--fluke-light-gray);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px 0;
}

.wave-bar {
    width: 4px;
    background: var(--fluke-yellow);
    margin: 0 2px;
    border-radius: 2px;
    animation: wave 1s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { height: 20px; }
    50% { height: 60px; }
}

.transcript-card {
    background: var(--fluke-light-gray);
    border-left: 4px solid var(--fluke-yellow);
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.word-timing {
    display: inline-block;
    padding: 2px 6px;
    margin: 2px;
    background: #fff8e1;
    border-radius: 4px;
    font-size: 0.9em;
}

.word-timing:hover {
    background: var(--fluke-yellow);
    cursor: pointer;
}

.confidence-badge {
    font-size: 0.75em;
    opacity: 0.7;
}