/* Shared styles for all tools */
/* Theme variables are inherited from theme.css - do not override here */

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

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

/* Navigation */
.nav {
    background: var(--card-bg);
    padding: 1rem 2rem;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 1rem;
    list-style: none;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    background: var(--input-bg);
    color: var(--text-primary);
}

/* Tool Container */
.tool-container {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    margin-bottom: 2rem;
}

.tool-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tool-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

input[type="text"],
input[type="number"],
textarea,
select {
    width: 100%;
    padding: 0.75rem;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
}

input[type="color"] {
    width: 100%;
    height: 60px;
    padding: 0.25rem;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
}

textarea {
    min-height: 150px;
    resize: vertical;
    font-family: 'Courier New', monospace;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--input-bg);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--card-bg);
    border-color: var(--primary-color);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-danger {
    background: var(--error-color);
    color: white;
}

/* Output/Display */
.output-box {
    background: var(--input-bg);
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    margin-top: 1rem;
    min-height: 100px;
    font-family: 'Courier New', monospace;
    word-break: break-all;
}

.display {
    font-size: 3rem;
    font-weight: bold;
    text-align: center;
    padding: 2rem;
    background: var(--input-bg);
    border-radius: 0.5rem;
    margin: 1rem 0;
    font-family: 'Courier New', monospace;
}

/* Grid Layout */
.button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

/* Timer Inputs */
.timer-inputs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

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

.timer-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timer-input {
    width: 100%;
    padding: 0.75rem;
    font-size: 1.2rem;
    text-align: center;
    background: var(--input-bg);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    font-weight: 600;
}

.timer-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.converter-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

.arrow {
    text-align: center;
    font-size: 1.5rem;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem !important;
        max-width: 100% !important;
    }

    .tool-container {
        padding: 1rem;
    }

    .nav {
        padding: 1rem;
    }

    .nav-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .nav-links {
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
    }

    .nav-links a {
        display: block;
        width: 100%;
    }

    .converter-grid {
        grid-template-columns: 1fr;
    }

    .arrow {
        transform: rotate(90deg);
    }

    .display {
        font-size: 1.8rem;
        padding: 1.5rem 0.5rem;
        overflow-x: auto;
    }

    .tool-title {
        font-size: 1.5rem;
    }

    .tool-description {
        font-size: 0.9rem;
    }

    /* Stack side-by-side layouts on mobile */
    div[style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
    }

    /* Make buttons full width on mobile */
    .button-grid {
        grid-template-columns: 1fr !important;
    }

    .btn {
        width: 100%;
        margin-right: 0;
    }

    /* Adjust textarea height for mobile */
    textarea {
        min-height: 200px !important;
        font-size: 14px;
    }

    /* Make feature cards stack */
    .feature-grid {
        grid-template-columns: 1fr !important;
    }

    /* Color picker adjustments */
    input[type="color"] {
        width: 100%;
        height: 80px;
    }

    /* QR code output */
    #qrOutput {
        min-height: 250px !important;
        padding: 1rem !important;
    }

    /* File upload */
    .file-upload {
        padding: 1.5rem 1rem;
    }

    /* Converter select dropdowns */
    select {
        font-size: 16px; /* Prevents zoom on iOS */
    }

    input[type="text"],
    input[type="number"] {
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    /* Timer inputs mobile layout */
    .timer-inputs {
        gap: 0.75rem;
    }
    
    .timer-input-wrapper {
        gap: 0.4rem;
    }
    
    .timer-label {
        font-size: 0.75rem;
        text-align: center;
    }
    
    .timer-input {
        padding: 0.875rem 0.5rem;
        font-size: 1.1rem;
        min-height: 48px;
    }
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

/* File Upload */
.file-upload {
    border: 2px dashed var(--border-color);
    padding: 2rem;
    text-align: center;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-upload:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

.file-upload input[type="file"] {
    display: none;
}

/* Canvas */
canvas {
    max-width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: white;
}