/* Reset i ustawienia globalne */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4285f4;
    --primary-hover: #3367d6;
    --success-color: #34a853;
    --success-hover: #2d8e47;
    --error-color: #ea4335;
    --text-dark: #202124;
    --text-light: #5f6368;
    --border-color: #dadce0;
    --bg-light: #f8f9fa;
    --shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-hover: 0 4px 8px rgba(0,0,0,0.15), 0 2px 4px rgba(0,0,0,0.12);
    --radius: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    overflow: hidden;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #5a6fd8 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

header h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

header h1 span {
    font-size: 1.5rem;
    font-weight: 400;
    opacity: 0.9;
}

header p {
    opacity: 0.9;
    font-size: 1rem;
}

/* Main content */
main {
    padding: 30px;
}

/* Cards */
.card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-hover);
}

.card h2, .card h3 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 600;
}

.card h2 {
    font-size: 1.5rem;
}

.card h3 {
    font-size: 1.25rem;
}

/* Input groups */
.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.input-group input[type="text"],
.input-group input[type="number"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.input-group input[type="text"]:focus,
.input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

.hint {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 6px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    width: 100%;
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
    box-shadow: var(--shadow-hover);
}

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

.btn-success:hover:not(:disabled) {
    background: var(--success-hover);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--text-light);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #4a4e54;
    box-shadow: var(--shadow-hover);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-icon {
    background: transparent;
    border: 2px solid var(--border-color);
    padding: 10px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
}

.btn-icon svg {
    color: var(--text-dark);
}

/* Loader */
.loader {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.6s linear infinite;
    margin-right: 8px;
}

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

/* Messages */
.error-message {
    background: #fce8e6;
    color: var(--error-color);
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-top: 15px;
    border-left: 4px solid var(--error-color);
}

.success-message {
    background: #e6f4ea;
    color: var(--success-color);
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-top: 15px;
    border-left: 4px solid var(--success-color);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Business info */
.business-card {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--radius);
    border-left: 4px solid var(--primary-color);
}

.business-card h4 {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.business-card .address {
    color: var(--text-light);
    margin-bottom: 8px;
}

.business-card .rating {
    color: var(--text-dark);
    font-weight: 500;
    margin-bottom: 8px;
}

.business-card .place-id {
    font-size: 0.875rem;
    color: var(--text-light);
    font-family: 'Courier New', monospace;
    word-break: break-all;
}

#confirmBtn {
    width: 100%;
    margin-top: 20px;
}

/* Link display */
.link-display {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.link-display input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.9rem;
    background: var(--bg-light);
    font-family: 'Courier New', monospace;
}

/* QR Section */
.qr-preview {
    text-align: center;
    margin-bottom: 30px;
}

.qr-preview img {
    max-width: 300px;
    height: auto;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.preview-label {
    margin-top: 10px;
    color: var(--text-light);
    font-size: 0.875rem;
}

.size-control {
    margin-bottom: 30px;
}

.size-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
}

.size-input-group input {
    width: 150px;
    padding: 10px 14px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
}

.size-unit {
    color: var(--text-light);
    font-weight: 500;
}

.download-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 15px;
}

.format-info {
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Toast notification */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text-dark);
    color: white;
    padding: 16px 24px;
    border-radius: var(--radius);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
    max-width: 90%;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Footer */
footer {
    background: var(--bg-light);
    padding: 20px;
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .container {
        border-radius: 8px;
    }
    
    header {
        padding: 30px 20px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    header h1 span {
        font-size: 1.25rem;
    }
    
    main {
        padding: 20px;
    }
    
    .card {
        padding: 20px;
    }
    
    .download-buttons {
        grid-template-columns: 1fr;
    }
    
    .link-display {
        flex-direction: column;
    }
    
    .size-input-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .size-input-group input {
        width: 100%;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.25rem;
    }
    
    .card h2 {
        font-size: 1.25rem;
    }
    
    .card h3 {
        font-size: 1.1rem;
    }
}

/* Animacje dla smooth UX */
.card {
    animation: fadeIn 0.4s ease-out;
}

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


/* Autocomplete suggestions */
.suggestions{
    margin-top:-6px;
    background:#fff;
    border:1px solid #e5e7eb;
    border-radius:12px;
    overflow:hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}
.suggestion-item{
    padding:10px 12px;
    cursor:pointer;
    transition: background 0.2s;
    display:flex;
    flex-direction:column;
    gap:2px;
}
.suggestion-item:hover{ background:#f3f4f6; }
.suggestion-main{ font-weight:600; }
.suggestion-sub{ font-size:12px; color:#6b7280; }

/* Map */
.map{
    width:100%;
    height:320px;
    margin-top:14px;
    border-radius:14px;
    overflow:hidden;
    border:1px solid #e5e7eb;
}
@media (min-width:768px){
    .map{ height:360px; }
}