:root {
    --primary: #10b981;
    --primary-glow: #34d399;
    --background: #020617;
    --card: rgba(15, 23, 42, 0.8);
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --border: rgba(16, 185, 129, 0.2);
    --glass: rgba(255, 255, 255, 0.03);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--background);
    color: var(--text);
    overflow-x: hidden;
    min-height: 100vh;
}

.background-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 10% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(52, 211, 153, 0.1) 0%, transparent 40%);
    z-index: -1;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.hero {
    text-align: center;
    margin-bottom: 4rem;
}

.glow-text {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.05em;
}

.glow-text span {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.by-line {
    display: block;
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-top: 0.5rem;
    opacity: 0.8;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
}

.glass-card {
    background: var(--card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.api-section {
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-weight: 600;
    color: var(--text-muted);
}

input[type="password"] {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border);
    padding: 1rem;
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

input[type="password"]:focus {
    border-color: var(--primary);
}

.upload-section {
    margin-bottom: 3rem;
}

.upload-zone {
    text-align: center;
    padding: 4rem 2rem;
    border: 2px dashed var(--border);
    cursor: pointer;
    transition: border-color 0.3s;
}

.upload-zone:hover {
    border-color: var(--primary);
}

.upload-content .icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.btn {
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    margin-top: 1.5rem;
}

.btn-primary:hover {
    background: #059669; /* Emerald 600 */
    transform: translateY(-2px);
}

.btn-glow {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
    color: white;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}

.btn-glow:hover {
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.6);
    transform: scale(1.05);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Loading Animation */
.loader-container {
    text-align: center;
}

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(16, 185, 129, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Preview Section */
.preview-card {
    max-width: 900px;
    margin: 0 auto 2rem;
}

.card-header {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
}

.card-header h3 {
    margin-bottom: 0.25rem;
    color: var(--primary-glow);
    font-size: 1.5rem;
}

.card-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.content-box {
    height: 600px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 1.5rem;
    overflow-y: auto;
    font-family: inherit;
    line-height: 1.6;
}

.highlights {
    border: 1px solid rgba(16, 185, 129, 0.3);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.1);
}

.actions {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.hidden {
    display: none;
}

@media (max-width: 900px) {
    .preview-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .app-container {
        padding: 2rem 1rem;
    }

    .glow-text {
        font-size: 2.5rem;
    }

    .by-line {
        font-size: 1rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .hero {
        margin-bottom: 2rem;
    }

    .upload-zone {
        padding: 2rem 1rem;
    }

    .btn {
        width: 100%;
        padding: 1rem 1.5rem;
    }

    .actions {
        flex-direction: column;
        gap: 1rem;
    }

    .content-box {
        height: 300px;
    }

    .glass-card {
        padding: 1.5rem;
    }
}

/* Markdown Rendering Fixes */
.content-box h1, .content-box h2, .content-box h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--primary-glow);
}

.content-box p {
    margin-bottom: 1rem;
}

.content-box ul, .content-box ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

/* Table Styling */
.content-box table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
}

.content-box th, .content-box td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.content-box th {
    background: rgba(16, 185, 129, 0.2);
    color: var(--primary-glow);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.content-box tr:last-child td {
    border-bottom: none;
}

.content-box tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 5px;
    border: 2px solid var(--background);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* For Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--background);
}

.content-box::-webkit-scrollbar-thumb {
    background: rgba(16, 185, 129, 0.3);
}

.content-box::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}