:root {
    --primary: #5A4AF4;
    /* Indigo Blue roughly matching design */
    --primary-hover: #4839D6;
    --success: #1CC480;
    /* Emerald Green roughly matching design */
    --success-hover: #16A86D;

    --purple: #B08EFE;
    /* Purple roughly matching "Procesar Automáticamente" */
    --purple-hover: #9E74FA;

    --background: #F4F6FB;
    --card-bg: #FFFFFF;

    --text-main: #1C1F2E;
    /* Very dark navy/grey */
    --text-muted: #6B7280;
    --border: #eaebf1;
    --download: #499FF5;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Navbar / Topbar */
.topbar {
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    width: 100%;
    margin-bottom: 2rem;
}

.topbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.topbar-logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #e0d9fc, #b3a1f8);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.topbar-text {
    display: flex;
    flex-direction: column;
}

.topbar-title {
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-main);
}

.topbar-subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-btn {
    background: #f1f3f5 !important;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1f2937 !important;
    cursor: pointer;
    transition: background 0.2s;
    z-index: 50;
    position: relative;
    opacity: 1 !important;
    visibility: visible !important;
}

.icon-btn svg {
    stroke: #1f2937 !important;
    fill: none !important;
    display: block;
    opacity: 1 !important;
}

.icon-btn:hover {
    background: #e5e7eb;
}

.panel-btn {
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
}

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

/* Main Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    flex: 1;
}

/* Main Header */
.main-header {
    text-align: left;
    margin-bottom: 0.5rem;
}

.main-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.main-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Main Grid Layout */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    align-items: start;
    /* Prevent cards from stretching to match heights */
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    border: 1px solid #f6f7fb;
}

.right-card {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    /* Slightly more prominent */
}

.card-header-icon {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.card-header-icon.align-start {
    align-items: flex-start;
}

.local-icon-box {
    background: var(--primary);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    flex-shrink: 0;
}

.config-section h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.4;
}

/* Drive Folders Row */
.folder-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.folders-wrapper {
    margin-bottom: 2rem;
}

/* Input Styles */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-weight: 600;
    font-size: 0.8rem;
    color: #4b5563;
}

/* Wrappers for icons inside inputs */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    right: 12px;
    color: #9ca3af;
    pointer-events: none;
}

.input-group input {
    padding: 0.75rem 1rem;
    padding-right: 2.5rem;
    background-color: #F8FAF9;
    border: 1px solid #eef0f3;
    border-radius: 10px;
    font-size: 0.9rem;
    outline: none;
    width: 100%;
    color: var(--text-main);
    transition: all 0.2s;
}

.input-group input::placeholder {
    color: #9ca3af;
}

.input-group input:focus {
    background-color: #FFFFFF;
    border-color: #cbd5e1;
    box-shadow: 0 0 0 3px rgba(90, 74, 244, 0.08);
}

/* Local Upload specific */
.folder-row-vertical {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

/* Buttons */
button {
    padding: 0.85rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

button:active {
    transform: translateY(1px);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.primary-btn {
    width: 100%;
}

.action-buttons-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

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

.excel-btn:hover:not(:disabled) {
    background-color: var(--success-hover);
}

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

.auto-btn:hover:not(:disabled) {
    background-color: var(--purple-hover);
}

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

.list-btn:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.local-up-btn {
    background-color: #3b82f6;
    color: white;
}

.local-up-btn:hover:not(:disabled) {
    background-color: #2563eb;
}

.upload-btn {
    background-color: var(--primary);
    color: white;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.upload-btn:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

/* Status Text */
.status-msg {
    color: var(--text-muted);
    text-align: center;
    margin-top: 12px;
    min-height: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* File/Folder Accordion Section */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.section-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
}

.folder-accordion {
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 1rem;
    overflow: hidden;
    background: #FAFAFA;
}

.accordion-header {
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    user-select: none;
    font-size: 0.95rem;
}

.accordion-header:hover {
    background-color: #F3F4F6;
}

.accordion-body {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background-color: white;
    max-height: 400px;
    overflow-y: auto;
    border-top: 1px solid var(--border);
}

.collapsed {
    display: none !important;
}

/* File Item */
.file-item {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    background: #FAFAFA;
}

.file-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.file-name {
    font-weight: 600;
    word-break: break-all;
    font-size: 0.9rem;
    color: var(--text-main);
}

.file-size {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.status-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Progress bar */
.progress-container {
    width: 100%;
    height: 6px;
    background-color: #E5E7EB;
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary);
    width: 0%;
    transition: width 0.2s ease, background-color 0.3s ease;
}

.progress-bar.download {
    background-color: var(--download);
}

.progress-bar.upload {
    background-color: var(--primary);
}

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

.progress-bar.error {
    background-color: #EF4444;
}

.retry-btn {
    background: transparent;
    border: 1px solid #d1d5db;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
    color: #4b5563;
    transition: all 0.2s;
}

.retry-btn:hover {
    background: #f3f4f6;
    color: var(--text-main);
}

/* Footer */
.app-footer {
    text-align: center;
    color: #9ca3af;
    font-size: 0.8rem;
    padding: 2rem 0;
    margin-top: auto;
}

.hidden {
    display: none !important;
}

/* Responsive adjustments */
@media (max-width: 900px) {
    .main-grid {
        grid-template-columns: 1fr;
    }

    .folder-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}