/* Reset & Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    background-color: #f3f4f6;
    color: var(--color-text-body);
    line-height: 1.5;
    padding-bottom: var(--spacing-xxl);
}

/* Header */
/* Header */
.main-header {
    background-color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-xxl);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xxl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
}

.progress-key-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.progress-key-input {
    min-width: 220px;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
}

@media (max-width: 720px) {
    .header-actions {
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .progress-key-wrapper {
        width: 100%;
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .progress-key-input {
        width: 100%;
        min-width: 0;
    }
}

.progress-key-display {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    background-color: #f8fafc;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.35rem 0.6rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Layout */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Animations */
.fade-in {
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.hidden {
    display: none !important;
}

/* Footer */
.main-footer {
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-xxl);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.kimuno-link {
    text-decoration: none;
    color: inherit;
    display: inline-flex;
    align-items: center;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal.hidden {
    display: none !important;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    cursor: pointer;
}

.modal-content {
    position: relative;
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 90%;
    animation: slideIn 0.3s ease-out;
}

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

.modal-header {
    padding: var(--spacing-md) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--color-text-body);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease;
}

.modal-close:hover {
    background-color: #f0f0f0;
}

.modal-body {
    padding: var(--spacing-md);
}

.modal-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

.input-field {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-family);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.input-field:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}