* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: #0d0d0d;
    color: #e5e5e5;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 40px 20px;
}

.container {
    width: 100%;
    max-width: 600px;
    text-align: center;
}

header {
    margin-bottom: 40px;
}

header .logo-icon {
    width: 40px;
    height: 40px;
    color: #a3a3a3;
    margin-bottom: 12px;
}

header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
}

header p {
    font-size: 0.85rem;
    color: #737373;
    margin-top: 6px;
}

.dropzone {
    background: #171717;
    border: 1px dashed #262626;
    border-radius: 8px;
    padding: 50px 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dropzone:hover {
    border-color: #525252;
    background: #1c1c1c;
}

.upload-icon {
    width: 32px;
    height: 32px;
    color: #737373;
    margin-bottom: 16px;
}

.dropzone p {
    font-size: 0.9rem;
    color: #a3a3a3;
}

.browse-btn {
    color: #ffffff;
    text-decoration: underline;
}

.result-box {
    margin-top: 24px;
    background: #171717;
    border: 1px solid #262626;
    border-radius: 8px;
    padding: 16px;
    text-align: left;
}

.success-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #a3a3a3;
    margin-bottom: 12px;
}

.success-icon {
    width: 16px;
    height: 16px;
    color: #22c55e;
}

.url-input-wrapper {
    display: flex;
    gap: 8px;
}

#urlOutput {
    flex: 1;
    background: #0d0d0d;
    border: 1px solid #262626;
    border-radius: 4px;
    padding: 10px 12px;
    color: #ffffff;
    font-size: 0.85rem;
    outline: none;
}

#copyBtn {
    background: #ffffff;
    border: none;
    color: #0d0d0d;
    padding: 0 16px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
}

#copyBtn:hover {
    opacity: 0.9;
}

#copyBtn svg {
    width: 16px;
    height: 16px;
}

.welcome-box {
    margin-top: 32px;
    background: #171717;
    border: 1px solid #262626;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
}

.welcome-icon {
    width: 28px;
    height: 28px;
    color: #a3a3a3;
    margin-bottom: 12px;
}

.welcome-box h2 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 8px;
    font-weight: 600;
}

.welcome-box p {
    font-size: 0.85rem;
    color: #a3a3a3;
    line-height: 1.5;
}

.features-section {
    margin-top: 48px;
    text-align: left;
}

.section-title {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.feature-card {
    background: #171717;
    border: 1px solid #262626;
    border-radius: 8px;
    padding: 20px;
    transition: border-color 0.2s ease;
}

.feature-card:hover {
    border-color: #404040;
}

.feature-card svg {
    width: 22px;
    height: 22px;
    color: #a3a3a3;
    margin-bottom: 12px;
}

.feature-card h3 {
    font-size: 0.95rem;
    color: #ffffff;
    margin-bottom: 6px;
    font-weight: 600;
}

.feature-card p {
    font-size: 0.8rem;
    color: #737373;
    line-height: 1.5;
}

.supported-section {
    margin-top: 48px;
    border-top: 1px solid #1f1f1f;
    padding-top: 32px;
}

.supported-section h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #525252;
    margin-bottom: 20px;
}

.tech-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

.tech-item:hover {
    opacity: 0.9;
}

.tech-icon {
    width: 20px;
    height: 20px;
    filter: invert(1);
}

.tech-icon-lucide {
    width: 20px;
    height: 20px;
    color: #ffffff;
}

.tech-item span {
    font-size: 0.85rem;
    color: #a3a3a3;
    font-weight: 500;
}

footer {
    margin-top: 60px;
    border-top: 1px solid #1f1f1f;
    padding-top: 20px;
}

footer p {
    font-size: 0.75rem;
    color: #404040;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.lucide-spin {
    animation: spin 1s linear infinite;
}