:root {
--primary-color: #1a73e8; --primary-dark: #1255a5; --secondary-color: #5f6368;
--accent-success: #1e8e3e; --accent-error: #d93025; --accent-warning: #f9ab00;
--background-color: #f8f9fa; --surface-color: #ffffff; --on-surface-color: #202124;
--border-color: #dadce0; --font-family: 'Roboto', sans-serif; --border-radius: 12px;
--shadow-1: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
--shadow-2: 0 4px 8px 0 rgba(60,64,67,0.15), 0 6px 20px 0 rgba(60,64,67,0.1);
--transition-speed: 0.2s ease-in-out;
}
{ margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-family); background-color: var(--background-color); color: var(--on-surface-color); line-height: 1.6; }
.app-container { max-width: 1200px; margin: 0 auto; padding: 24px; display: flex; flex-direction: column; min-height: 100vh; }
/* --- Header & Typography --- */
.header { text-align: center; margin-bottom: 32px; }
.header h1 { font-size: 2.8em; font-weight: 700; margin-bottom: 8px; }
.header p { font-size: 1.2em; color: var(--secondary-color); }
.section-title { font-size: 1.5em; font-weight: 500; color: var(--on-surface-color); margin-bottom: 16px; border-bottom: 1px solid var(--border-color); padding-bottom: 8px; }
.main-content { flex-grow: 1; }
/* --- Card & Layout --- */
.card {
background-color: var(--surface-color); border: 1px solid var(--border-color);
border-radius: var(--border-radius); padding: 32px; margin-bottom: 32px;
box-shadow: var(--shadow-1); transition: box-shadow var(--transition-speed);
}
.card:hover { box-shadow: var(--shadow-2); }
/* --- Upload Section --- */
.upload-container {
text-align: center; border: 2px dashed var(--border-color);
border-radius: var(--border-radius); padding: 48px 24px;
transition: border-color var(--transition-speed), background-color var(--transition-speed);
}
.upload-container.drag-over { border-color: var(--primary-color); background-color: #e8f0fe; }
.upload-icon { color: var(--primary-color); }
.upload-icon svg { width: 48px; height: 48px; fill: currentColor; }
.upload-container h2 { font-size: 1.5em; margin-top: 16px; }
.upload-container p { color: var(--secondary-color); margin: 8px 0 16px; }
#file-input { display: none; }
/* --- Controls Section --- */
.controls-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 32px; margin-bottom: 24px; }
.control-group h3 { font-size: 1.1em; font-weight: 500; margin-bottom: 12px; }
.input-group { display: flex; gap: 16px; margin-bottom: 16px; }
.input-field { flex: 1; }
.input-field label { display: block; font-size: 0.875em; color: var(--secondary-color); margin-bottom: 4px; }
.input-field input, .input-field select, input[type="range"] {
width: 100%; padding: 10px 12px; font-size: 1em; border: 1px solid var(--border-color);
border-radius: 6px; background-color: var(--background-color); transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}
.input-field input:focus, .input-field select:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 2px #d2e3fc; }
input[type="range"] { padding: 0; }
.checkbox-label { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 0.9em; user-select: none; }
.checkbox-label input[type="checkbox"] { display: none; }
.checkmark { width: 18px; height: 18px; border: 2px solid var(--secondary-color); border-radius: 4px; position: relative; }
.checkbox-label input:checked + .checkmark { background-color: var(--primary-color); border-color: var(--primary-color); }
.checkbox-label input:checked + .checkmark::after { content: '✓'; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: white; font-size: 14px; }
.action-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; margin-top: 16px; }
/* --- Buttons --- */
.btn {
display: inline-flex; align-items: center; justify-content: center; font-weight: 500;
font-size: 1em; padding: 10px 24px; border-radius: 8px; border: 1px solid transparent;
cursor: pointer; transition: background-color var(--transition-speed), box-shadow var(--transition-speed);
}
.btn-primary { background-color: var(--primary-color); color: white; }
.btn-primary:hover:not(:disabled) { background-color: var(--primary-dark); box-shadow: var(--shadow-1); }
.btn-secondary { background-color: transparent; color: var(--secondary-color); border-color: var(--border-color); }
.btn-secondary:hover { background-color: var(--border-color); }
.btn-success { background-color: var(--accent-success); color: white; }
.btn-success:hover { background-color: #1a7f37; box-shadow: var(--shadow-1); }
.btn:disabled { background-color: #ccc; cursor: not-allowed; opacity: 0.7; }
/* --- Image Queue --- */
.image-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 24px; }
.image-card {
background: var(--surface-color); border-radius: var(--border-radius); overflow: hidden;
box-shadow: var(--shadow-1); display: flex; flex-direction: column;
transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.image-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.image-thumbnail { width: 100%; height: 150px; background-color: var(--background-color); display: flex; align-items: center; justify-content: center; }
.image-thumbnail img { width: 100%; height: 100%; object-fit: contain; }
.image-info { padding: 16px; flex-grow: 1; border-top: 1px solid var(--border-color); }
.image-filename { font-weight: 500; font-size: 0.9em; word-break: break-all; }
.image-stats { font-size: 0.8em; color: var(--secondary-color); margin: 4px 0 8px; }
.status-badge { display: inline-block; padding: 2px 8px; font-size: 0.75em; font-weight: 500; border-radius: 12px; }
.status-pending { background-color: #feefc3; color: #b06000; }
.status-resized { background-color: #e6f4ea; color: #1e8e3e; }
.status-error { background-color: #fce8e6; color: #c5221f; }
.image-actions { display: flex; gap: 8px; margin-top: 12px; }
.image-actions .btn { flex: 1; padding: 6px 8px; font-size: 0.8em; }
/* --- Footer --- */
.app-footer {
border-top: 1px solid var(--border-color); padding: 40px 0 20px;
margin-top: 64px; color: var(--secondary-color);
}
.footer-content { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px; }
.made-with-love { color: var(--secondary-color); text-decoration: none; font-weight: 500; transition: color var(--transition-speed); }
.made-with-love:hover { color: var(--primary-color); }
.heart { color: #e74c3c; display: inline-block; animation: heartbeat 1.5s ease-in-out infinite; }
.footer-links { display: flex; gap: 16px; }
.footer-links a { color: var(--secondary-color); transition: color var(--transition-speed); }
.footer-links a:hover { color: var(--primary-color); }
/* --- Loading & Error --- */
.error-message { color: var(--accent-error); font-weight: 500; text-align: center; margin-top: 16px; }
.loading-overlay {
position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(255, 255, 255, 0.8);
display: none; flex-direction: column; align-items: center; justify-content: center; z-index: 1000;
}
.loading-overlay.visible { display: flex; }
.spinner {
width: 48px; height: 48px; border: 5px solid #d2e3fc; border-bottom-color: var(--primary-color);
border-radius: 50%; display: inline-block; animation: rotation 1s linear infinite;
}
.loading-overlay p { margin-top: 16px; font-size: 1.2em; font-weight: 500; color: var(--secondary-color); }
@keyframes rotation { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes heartbeat { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.2); } }