/* Tool cards */
.tool-card {
    background: var(--color-light);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out both;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.tool-card:hover::before {
    opacity: 1;
}

.tool-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.tool-card h3 {
    font-family: 'Fredoka', sans-serif;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-dark);
}

.tool-card p {
    color: var(--color-dark);
    opacity: 0.7;
    line-height: 1.6;
    font-size: 14px;
}

/* Tool page */
.tool-page {
    padding: 40px 0 80px;
    animation: fadeIn 0.6s ease-out;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-dark);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 32px;
    transition: all 0.3s ease;
}

.back-button:hover {
    transform: translateX(-4px);
    color: var(--color-primary);
}

.tool-content {
    background: var(--color-light);
    border-radius: 32px;
    padding: 48px;
    box-shadow: var(--shadow-md);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
}

.tool-header .tool-icon {
    margin-bottom: 0;
    width: 80px;
    height: 80px;
    font-size: 36px;
}

.tool-header-text h1 {
    font-family: 'Fredoka', sans-serif;
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-dark);
}

.tool-header-text p {
    color: var(--color-dark);
    opacity: 0.7;
    font-size: 16px;
}

.tool-interface {
    margin-top: 32px;
}

/* Form inputs */
textarea,
input[type="text"],
input[type="number"],
select {
    width: 100%;
    padding: 16px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 16px;
    font-family: 'DM Sans', sans-serif;
    font-size: 16px;
    transition: all 0.3s ease;
    background: var(--color-bg);
    color: var(--color-dark);
}

textarea {
    min-height: 200px;
    resize: vertical;
}

textarea:focus,
input:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 157, 0.1);
}

.input-group {
    margin-bottom: 24px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-dark);
}

/* Buttons */
button {
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent1));
    color: white;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.stat-card {
    background: var(--color-bg);
    padding: 20px;
    border-radius: 16px;
    text-align: center;
}

.stat-number {
    font-family: 'Fredoka', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.stat-label {
    color: var(--color-dark);
    opacity: 0.7;
    font-size: 14px;
}

/* Result box */
.result-box {
    margin-top: 24px;
    padding: 24px;
    background: var(--color-bg);
    border-radius: 16px;
    border-left: 4px solid var(--color-primary);
}

/* File input */
.file-input-wrapper {
    position: relative;
    display: inline-block;
    width: 100%;
}

.file-input-wrapper input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-input-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    background: var(--color-bg);
    border: 2px dashed rgba(0, 0, 0, 0.2);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-input-label:hover {
    border-color: var(--color-primary);
    background: rgba(255, 107, 157, 0.05);
}

/* QR code */
.qr-canvas {
    margin-top: 24px;
    text-align: center;
}

#qrcode {
    display: inline-block;
    padding: 20px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

/* Password options */
.password-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 24px 0;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
}

/* Ads */
.ad-container {
    background: rgba(0, 0, 0, 0.02);
    border: 1px dashed rgba(0, 0, 0, 0.1);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    margin: 40px 0;
    color: rgba(0, 0, 0, 0.3);
    font-size: 14px;
}

/* Share buttons */
.share-buttons {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.share-button {
    padding: 12px 24px;
    background: var(--color-bg);
    color: var(--color-dark);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 50px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.share-button:hover {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent1));
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

/* URL display */
.url-display {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 24px;
}

.url-display input {
    flex: 1;
}

.copy-button {
    padding: 14px 24px;
    white-space: nowrap;
}

/* Responsive */
@media (max-width: 768px) {
    .tool-content {
        padding: 32px 24px;
    }

    .tool-header {
        flex-direction: column;
        text-align: center;
    }

    .password-options {
        grid-template-columns: 1fr;
    }
}