:root {
    --primary-teal: #07a1c0;
    --primary-blue: #0056b3;
    --primary-green: #28a745;
    --dark-green: #1e7e34;
    --coral-red: #f25373;
    --dark-red: #d13854;
    --black: #1e293b;
    --gray-text: #64748b;
    --gray-border: #cbd5e1;
    --light-bg: #f1f5f9;
    --white: #ffffff;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.03);
    --card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

body {
    font-family: 'Red Hat Display', sans-serif;
    margin: 0;
    background: var(--light-bg);
    background-image: linear-gradient(180deg, #e2e8f0 0%, #f1f5f9 300px);
    color: var(--black);
    min-height: 100vh;
}

button,
input,
select,
textarea {
    font-family: inherit;
}

/* Header & H1 */
.main-header {
    padding: 15px 40px;
    background: rgba(241, 245, 249, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.logo-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    /* gap: 20px; */
}

.techark-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-logo {
    height: 70px;
    width: auto;
    display: block;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.brand-logo:hover {
    transform: scale(1.02);
}

.header-divider {
    width: 2px;
    height: 24px;
    background-color: var(--gray-border);
    margin: 0 24px;
    /* new — provides the spacing that gap used to */
    flex-shrink: 0;
}

.main-title {
    font-size: 22px;
    font-weight: 600;
    margin: 0;
    color: var(--black);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    /* letter-spacing: -0.5px; */
}

/* Dashboard Layout */
.dashboard {
    max-width: 1300px;
    margin: 0 auto;
    padding: 40px 20px 60px;
}

.config-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 30px;
}

.card {
    background: var(--white);
    padding: 24px 28px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow-hover);
}

.card-title {
    font-size: 1rem;
    letter-spacing: 1px;
    margin-top: 0;
    margin-bottom: 20px;
    font-weight: 600;
    color: var(--black);
    text-transform: uppercase;
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 12px;
}

/* Toggle Styles (iOS Style) */
.toggle-container {
    display: flex;
    background: #e2e8f0;
    padding: 4px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.toggle-container input {
    display: none;
}

.toggle-btn {
    flex: 1;
    text-align: center;
    padding: 8px 12px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 6px;
    color: var(--gray-text);
    transition: all 0.2s ease;
}

.toggle-btn:hover {
    color: var(--black);
}

input:checked+.toggle-btn {
    background: var(--white);
    color: var(--primary-teal);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Fields & Labels */
.field-label {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--gray-text);
    display: block;
}

.input-group {
    margin-bottom: 0;
}

input[type="text"],
select,
input[type="file"] {
    width: 100%;
    padding: 12px 14px;
    background: #ffffff;
    border: 1px solid var(--gray-border);
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--black);
    transition: all 0.2s ease;
    box-sizing: border-box;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02) inset;
    margin-bottom: 16px;
}

input[type="text"]:focus,
select:focus,
input[type="file"]:focus {
    outline: none;
    border-color: var(--primary-teal);
    box-shadow: 0 0 0 3px rgba(7, 161, 192, 0.15);
}

/* Loader Text */
.loader-text {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-teal);
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.spinner {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid rgba(7, 161, 192, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-teal);
    animation: spin 1s ease-in-out infinite;
}

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

#webAppUrl {
    margin-bottom: 2px;
}

/* Setup Instructions Link */
.setup-link {
    display: inline-block;
    color: var(--primary-teal);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.85rem;
    margin-top: 0;
    margin-bottom: 16px;
    transition: color 0.2s ease;
}

.setup-link:hover {
    color: var(--primary-blue);
    text-decoration: underline;
}

/* Buttons & Hover Effects */
.control-stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    color: white;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    filter: brightness(1.03);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-run {
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue));
}

.btn-results {
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
}

.btn-cancel {
    background: linear-gradient(135deg, var(--coral-red), var(--dark-red));
}

.btn-download-main {
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    margin-top: 12px;
}

/* Batch Section Spacing */
.batch-section {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.section-divider-text {
    font-size: 0.9rem;
    color: var(--gray-text);
    font-weight: 600;
    margin-top: 0;
    margin-bottom: 12px;
}

/* Log Section */
.log-section {
    margin-top: 16px;
}

.log-card {
    background: var(--white);
    padding: 24px 28px;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    border: 1px solid #e2e8f0;
}

#progress {
    background: #0f172a;
    border: 1px solid #1e293b;
    border-radius: 8px;
    height: 300px;
    overflow-y: auto;
    padding: 20px;
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: #e2e8f0;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Custom Scrollbar for Terminal */
#progress::-webkit-scrollbar {
    width: 8px;
}

#progress::-webkit-scrollbar-track {
    background: #0f172a;
    border-radius: 8px;
}

#progress::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 8px;
}

#progress::-webkit-scrollbar-thumb:hover {
    background: #475569;
}

/* Responsive */
@media (max-width: 1000px) {
    .config-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .main-title {
        font-size: 1.5rem;
        margin: 0;
    }
}

@media (max-width: 600px) {
    .main-header {
        padding: 10px 15px;
    }

    /* .logo-container {
        gap: 12px;
    } */
    .brand-logo {
        height: 45px;
    }

    .header-divider {
        height: 25px;
    }

    .main-title {
        font-size: 1.2rem;
    }
}