/* Tool Specific Styles */

/* Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}
.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-slide-up {
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Premium Button */
.btn-premium {
    background: linear-gradient(135deg, #10b981 0%, #06b6d4 50%, #3b82f6 100%);
    background-size: 200% auto;
    color: white;
    border: none;
    font-weight: 700;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 20px -5px rgba(16, 185, 129, 0.4);
}

.btn-premium:hover {
    background-position: right center;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 30px -5px rgba(16, 185, 129, 0.6);
}

.btn-premium:active {
    transform: translateY(-1px);
}

/* Steps Visualization */
.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 3rem;
    padding: 0 1rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0.5;
    transition: all 0.3s;
}

.step-item.active {
    opacity: 1;
}

.step-number {
    width: 32px;
    height: 32px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    border: 1px solid transparent;
    transition: all 0.3s;
}

.step-item.active .step-number {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.step-text {
    font-weight: 600;
    color: var(--text-main);
    font-size: 1rem;
}

.step-arrow {
    color: var(--text-muted);
    opacity: 0.3;
}

/* Upload Box Refinement */
.upload-box-clean {
    border: 2px dashed var(--border-light);
    background: var(--bg-subtle);
    border-radius: 32px;
    height: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Dark mode adjustment for upload box */
[data-theme="dark"] .upload-box-clean {
    background: rgba(15, 23, 42, 0.4);
    border-color: rgba(255, 255, 255, 0.08);
}

.upload-box-clean:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 25px 50px -12px rgba(16, 185, 129, 0.2);
}

.upload-icon-wrapper {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 20px 40px -5px rgba(16, 185, 129, 0.4);
    transition: transform 0.3s ease;
}

.upload-icon-wrapper svg {
    color: white;
    width: 40px;
    height: 40px;
}

.upload-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #1f2937 0%, #4b5563 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

[data-theme="dark"] .upload-title {
    background: linear-gradient(135deg, #ffffff 0%, #9ca3af 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.upload-hint {
    font-size: 1rem;
    color: var(--text-muted);
}

/* Button Styles */
.btn-upload {
    background: var(--primary);
    color: white;
    border: none;
}

[data-theme="dark"] .btn-upload {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
}

.upload-box-clean:hover .btn-upload {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(16, 185, 129, 0.4);
}

/* Comparison Viewer Enhancement */
.comparison-wrapper {
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-light);
    background: #000;
}

.cursor-ew-resize {
    cursor: ew-resize;
}

/* Method Selection Cards */
#methodSection .glass-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-light);
    background: var(--surface-card);
    backdrop-filter: blur(12px);
}

#methodSection .glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px -5px rgba(16, 185, 129, 0.1);
    border-color: var(--primary);
}

#methodSection .glass-card button {
    transition: all 0.2s ease;
}

#methodSection .glass-card:hover button {
    transform: scale(1.02);
}

/* Responsive Steps & Layout */
@media (max-width: 768px) {
    .steps-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 0;
    }
    .step-arrow {
        display: none;
    }
    .step-item {
        width: 100%;
        padding: 1rem;
        background: var(--surface-card);
        border-radius: 12px;
        border: 1px solid var(--border-light);
    }
    .step-item.active {
        border-color: var(--primary);
    }

    /* Mobile Upload Box Optimization */
    .upload-box-clean {
        height: 320px;
        border-radius: 24px;
    }
    .upload-icon-wrapper {
        width: 70px;
        height: 70px;
        margin-bottom: 1.5rem;
    }
    .upload-icon-wrapper svg {
        width: 32px;
        height: 32px;
    }
    .upload-title {
        font-size: 1.5rem;
    }
}