:root {
    --primary-color: #4CAF50;
    --primary-dark: #45a049;
    --secondary-color: #f8f8f8;
    --text-color: #333;
    --border-color: #ddd;
    --error-color: #f44336;
    --success-color: #4CAF50;
    --warning-color: #ff9800;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    min-height: 100vh;
}

@media (max-width: 850px) {
    .container {
        padding: 15px;
        width: 100%;
    }
}

h1, h2, h3 {
    color: var(--text-color);
    margin-top: 0;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

select, input, textarea {
    padding: 10px 12px;
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s;
}

select:focus, input:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
}

textarea {
    resize: vertical;
    min-height: 80px;
}

button {
    padding: 10px 16px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: background-color 0.3s, transform 0.1s;
    width: 100%;
    margin-top: 10px;
}

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

button:active {
    transform: scale(0.98);
}

button.secondary {
    background-color: #f0f0f0;
    color: #333;
    border: 1px solid #ddd;
}

button.secondary:hover {
    background-color: #e4e4e4;
}

button.danger {
    background-color: var(--error-color);
}

button.danger:hover {
    background-color: #d32f2f;
}

.button-row {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.button-row button {
    margin-top: 0;
}

/* Spremnik za sliku */
.image-container {
    margin: 20px 0;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--secondary-color);
    transition: transform 0.2s, box-shadow 0.2s;
    overflow: hidden;
}

.image-container:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.sortable-ghost {
    opacity: 0.4;
}

.image-header {
    display: flex;
    align-items: center;
    padding: 15px;
    background-color: white;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
}

.image-header:hover {
    background-color: #f8f8f8;
}

.image-content {
    max-height: 2000px;
    opacity: 1;
    transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out, padding 0.3s ease-in-out;
    padding: 15px;
    background-color: white;
}

.image-content.collapsed {
    max-height: 0;
    opacity: 0;
    padding: 0 15px;
    overflow: hidden;
}

.accordion-icon {
    margin-right: 10px;
    transition: transform 0.3s ease;
    font-size: 20px;
    color: var(--primary-color);
}

.accordion-icon.collapsed {
    transform: rotate(-90deg);
}

.image-header input {
    margin: 0;
    flex-grow: 1;
}

.image-handle {
    margin-right: 10px;
    color: #888;
    cursor: grab;
    font-size: 20px;
}

.image-display {
    max-width: 100%;
    position: relative;
    overflow: hidden;
    margin: 15px 0;
    text-align: center;
    background-color: #fff;
    border-radius: 4px;
    border: 1px solid #e0e0e0;
}

.image-display img {
    max-width: 100%;
    display: block;
    margin: 0 auto;
}

.point {
    position: absolute;
    width: 12px;
    height: 12px;
    background-color: #ff5252;
    border: 2px solid white;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    transition: background-color 0.2s;
    z-index: 10;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2);
}

.point:hover {
    background-color: #ff1744;
    transform: translate(-50%, -50%) scale(1.2);
    z-index: 11;
}

.point.active {
    background-color: #2196F3;
    transform: translate(-50%, -50%) scale(1.2);
    z-index: 12;
}

.value-label {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.85);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
    z-index: 5;
    pointer-events: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.image-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.image-actions button {
    flex: 1;
    min-width: 120px;
    margin-top: 0;
}

/* Numerička tipkovnica */
.numpad-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.numpad {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 15px;
    width: 300px;
    max-width: 90vw;
}

.numpad-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.numpad-title {
    font-weight: bold;
    margin: 0;
}

.numpad-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    width: auto;
    margin: 0;
    padding: 0;
    color: #888;
}

.numpad-input {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    font-size: 18px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.numpad-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 10px;
}

.numpad-button {
    padding: 12px 0;
    text-align: center;
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.2s;
}

.numpad-button:hover {
    background-color: #e0e0e0;
}

.numpad-button:active {
    background-color: #d0d0d0;
}

.numpad-actions {
    display: flex;
    gap: 8px;
}

.numpad-actions button {
    flex: 1;
    margin-top: 0;
}

/* Floating Action Button (FAB) */
.fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s, background-color 0.2s, box-shadow 0.2s;
    padding: 0;
    z-index: 1000;
}

.fab:hover {
    background-color: var(--primary-dark);
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.fab:active {
    transform: scale(0.95);
}

.fab svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
}

@media (max-width: 768px) {
    .fab {
        bottom: 16px;
        right: 16px;
    }
}

/* Uklanjamo stare stilove za add-image-container */
.add-image-container {
    display: none;
}

/* Cropper */
.cropper-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    z-index: 1000;
    padding: 20px;
    overflow: auto;
}

.cropper-content {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    max-width: 800px; 
    margin: 20px auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.cropper-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.cropper-title {
    font-size: 18px;
    font-weight: bold;
    margin: 0;
}

.cropper-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    width: auto;
    padding: 0;
    margin: 0;
    color: #888;
}

.cropper-img-container {
    max-height: 60vh;
    margin-bottom: 20px;
}

.cropper-img-container img {
    display: block;
    max-width: 100%;
}

.cropper-actions {
    display: flex;
    gap: 10px;
}

/* Pregled i PDF */
.preview-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    overflow: auto;
    display: none;
}

.preview-content {
    background-color: white;
    margin: 20px auto;
    padding: 20px;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.preview-title {
    font-size: 20px;
    font-weight: bold;
    margin: 0;
}

.preview-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    width: auto;
    padding: 0;
    margin: 0;
    color: #888;
}

.preview-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.preview-actions button {
    flex: 1;
}

/* Početni zaslon */
.start-screen {
    text-align: center;
    padding: 40px 20px;
}

.start-screen h1 {
    margin-bottom: 20px;
    font-size: 28px;
}

.start-screen p {
    margin-bottom: 30px;
    color: #666;
}

.start-screen button {
    max-width: 300px;
    margin: 0 auto;
    padding: 15px;
    font-size: 18px;
}

.app-logo {
    max-width: 120px;
    margin: 0 auto 30px;
    display: block;
}

/* Grafika na početnom zaslonu */
.tools-icon {
    max-width: 200px;
    margin: 0 auto 30px;
    display: block;
}

/* Zaslon aplikacije */
.app-screens > div {
    display: none;
}

/* Toast obavijesti */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    background-color: #323232;
    color: white;
    padding: 12px 24px;
    border-radius: 4px;
    margin-bottom: 10px;
    min-width: 250px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    animation: slideIn 0.3s ease-out forwards;
}

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

.toast.error {
    background-color: var(--error-color);
}

.toast.warning {
    background-color: var(--warning-color);
}

.toast-close {
    background: none;
    border: none;
    color: white;
    font-size: 16px;
    cursor: pointer;
    padding: 0;
    margin: 0 0 0 10px;
    width: auto;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* LoadingSpinner */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    display: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* Promjena boje točke mjerenja */
.color-selector {
    display: flex;
    gap: 5px;
    margin-top: 10px;
}

.color-option {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
}

.color-option:hover, .color-option.selected {
    transform: scale(1.2);
}

/* Mediaquery za mobilne uređaje */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    h1 {
        font-size: 24px;
    }
    
    button {
        padding: 12px;
    }
    
    .image-actions {
        flex-direction: column;
    }
    
    .image-actions button {
        width: 100%;
    }
    
    .button-row {
        flex-direction: column;
    }
    
    .numpad-grid {
        gap: 5px;
    }
    
    .numpad-button {
        padding: 10px 0;
    }
}

/* Print stilovi */
@media print {
    .no-print {
        display: none !important;
    }
    
    .container, .preview-content {
        margin: 0;
        padding: 0;
        box-shadow: none;
        max-width: 100%;
    }
    
    .report-header-title {
        font-size: 18pt;
        text-align: center;
        margin-bottom: 10pt;
    }
    
    .report-header-info {
        font-size: 12pt;
        margin-bottom: 20pt;
    }
    
    .report-image img {
        max-height: 400pt;
        margin: 0 auto;
    }
}

/* Stilovi za fullpage checkbox opciju (zasebna stranica) */
.fullpage-option {
    display: flex;
    align-items: center;
    margin-top: 15px;
    background: #f8f8f8;
    padding: 10px 12px;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    transition: background-color 0.2s;
}

.fullpage-option:hover {
    background: #f1f1f1;
}

/* Switch kontejner - sadrži checkbox i slider */
.switch-container {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
    margin-right: 10px;
    vertical-align: middle;
}

/* Sakrivamo originalni checkbox */
.switch-container input {
    opacity: 0;
    width: 0;
    height: 0;
}

/* Stilizacija slidera */
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.slider-button {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

/* Stil slajdera kada je checkbox označen */
input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider .slider-button {
    transform: translateX(24px);
}

/* Stil za fokusirani slajder (pristupačnost) */
input:focus + .slider {
    box-shadow: 0 0 1px var(--primary-color);
}

/* Info ikona */
.info-icon {
    margin-left: 8px;
    color: #888;
    cursor: pointer;
    font-size: 16px;
    transition: color 0.2s;
}

.info-icon:hover {
    color: var(--primary-color);
}

/* Stil za label */
.fullpage-option label {
    font-weight: normal;
    cursor: pointer;
    margin-bottom: 0;
    user-select: none;
}

/* Za mobilne uređaje */
@media (max-width: 768px) {
    .fullpage-option {
        padding: 8px 10px;
    }
    
    .switch-container {
        width: 40px;
        height: 20px;
    }
    
    .slider-button {
        height: 14px;
        width: 14px;
    }
    
    input:checked + .slider .slider-button {
        transform: translateX(20px);
    }
}

.image-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    border-top: 1px solid var(--border-color);
    margin-top: 15px;
    cursor: pointer;
    user-select: none;
    color: #666;
    transition: background-color 0.2s;
}

.image-footer:hover {
    background-color: #f8f8f8;
}

.collapse-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: #f0f0f0;
    transition: transform 0.3s ease, background-color 0.2s;
}

.image-footer:hover .collapse-icon {
    background-color: #e4e4e4;
}

.collapse-icon svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
}