:root {
    --cream: #fef6e4;
    --orange: #f77f00;
    --rust: #d62828;
    --charcoal: #1a1a1a;
    --gray: #666;
    --border: #333;
}

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

body {
    background: var(--cream);
    color: var(--charcoal);
    font-family: 'IBM Plex Mono', monospace;
    min-height: 100vh;
    padding: 40px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 600px;
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header {
    margin-bottom: 40px;
    border-bottom: 4px solid var(--charcoal);
    padding-bottom: 20px;
}

.title {
    font-family: 'Archivo Black', sans-serif;
    font-size: 3rem;
    letter-spacing: -2px;
    color: var(--charcoal);
    margin-bottom: 8px;
    line-height: 1;
}

.tagline {
    font-size: 0.95rem;
    color: var(--gray);
    font-weight: 500;
}

.input-box {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.input {
    flex: 1;
    height: 56px;
    border: 3px solid var(--charcoal);
    background: white;
    padding: 0 16px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.95rem;
    color: var(--charcoal);
    transition: all 0.2s;
}

.input:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 4px 4px 0 var(--orange);
    transform: translate(-2px, -2px);
}

.input::placeholder {
    color: #999;
}

.btn {
    height: 56px;
    padding: 0 28px;
    border: 3px solid var(--charcoal);
    background: var(--charcoal);
    color: var(--cream);
    font-family: 'Archivo Black', sans-serif;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}

.btn:hover:not(:disabled) {
    background: var(--orange);
    border-color: var(--orange);
    box-shadow: 4px 4px 0 var(--charcoal);
    transform: translate(-2px, -2px);
}

.btn:active:not(:disabled) {
    box-shadow: 2px 2px 0 var(--charcoal);
    transform: translate(0, 0);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-analyze {
    min-width: 140px;
}

.btn-download {
    width: 100%;
    height: 64px;
    font-size: 1.1rem;
    background: var(--rust);
    border-color: var(--rust);
}

.btn-download:hover:not(:disabled) {
    background: var(--orange);
    border-color: var(--orange);
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(254, 246, 228, 0.3);
    border-top-color: var(--cream);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loader {
    display: block;
}

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

.error {
    display: none;
    background: var(--rust);
    color: white;
    padding: 16px;
    margin-bottom: 24px;
    border: 3px solid var(--charcoal);
    font-size: 0.9rem;
    font-weight: 500;
}

.error.show {
    display: block;
    animation: shake 0.4s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

.hidden {
    display: none !important;
}

.empty {
    text-align: center;
    padding: 60px 20px;
    border: 3px dashed var(--border);
    background: white;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    color: var(--gray);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.empty p {
    color: var(--gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info {
    animation: fadeIn 0.4s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.preview {
    background: white;
    border: 3px solid var(--charcoal);
    padding: 16px;
    margin-bottom: 24px;
    display: flex;
    gap: 16px;
}

.thumb {
    width: 160px;
    height: 90px;
    object-fit: cover;
    border: 2px solid var(--charcoal);
    flex-shrink: 0;
}

.meta {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
}

.info-title {
    font-family: 'Archivo Black', sans-serif;
    font-size: 1.1rem;
    line-height: 1.3;
    color: var(--charcoal);
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--charcoal);
    color: var(--cream);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    border: 2px solid var(--charcoal);
}

.controls {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.format-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.toggle-btn {
    height: 48px;
    border: 3px solid var(--charcoal);
    background: white;
    color: var(--charcoal);
    font-family: 'Archivo Black', sans-serif;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s;
}

.toggle-btn:hover {
    background: var(--cream);
}

.toggle-btn.active {
    background: var(--charcoal);
    color: var(--cream);
}

.select-wrap {
    position: relative;
}

.select {
    width: 100%;
    height: 52px;
    border: 3px solid var(--charcoal);
    background: white;
    padding: 0 16px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--charcoal);
    cursor: pointer;
    appearance: none;
}

.select:focus {
    outline: none;
    border-color: var(--orange);
}

.select option {
    background: white;
    color: var(--charcoal);
}

.select-wrap::after {
    content: '▼';
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--charcoal);
    font-size: 0.8rem;
}

.status-bar {
    margin-top: 24px;
    padding: 16px;
    background: white;
    border: 3px solid var(--charcoal);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-bar span {
    white-space: nowrap;
}

.progress {
    background: white;
    border: 3px solid var(--charcoal);
    padding: 24px;
    text-align: center;
    animation: fadeIn 0.3s;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--cream);
    border: 2px solid var(--charcoal);
    margin-bottom: 16px;
    overflow: hidden;
}

.progress-fill {
    width: 40%;
    height: 100%;
    background: repeating-linear-gradient(
        45deg,
        var(--orange),
        var(--orange) 10px,
        var(--rust) 10px,
        var(--rust) 20px
    );
    animation: progress 1.5s linear infinite;
}

@keyframes progress {
    from {
        transform: translateX(-40px);
    }
    to {
        transform: translateX(0);
    }
}

.progress-text {
    font-size: 0.9rem;
    color: var(--charcoal);
    font-weight: 500;
}

@media (max-width: 600px) {
    .title {
        font-size: 2.2rem;
    }

    .input-box {
        flex-direction: column;
    }

    .btn-analyze {
        width: 100%;
    }

    .preview {
        flex-direction: column;
    }

    .thumb {
        width: 100%;
        height: auto;
        aspect-ratio: 16/9;
    }

    .status-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}