* {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
}

html, body {
    margin: 0;
    padding: 0;
    background: #F5F5F5;
    color: #21303A;
}

.btn,
.form-control,
.form-select,
.form-check-input,
.alert,
.card,
.card-header,
.btn-group,
.input-group {
    border-radius: 0 !important;
}

.btn {
    font-weight: 600;
    font-size: 0.95rem;
    border: none !important;
    padding: 10px 16px;
}

.btn-primary,
.btn-lg {
    background-color: #F38C52 !important;
    color: #FFF !important;
}

.btn-primary:hover,
.btn-lg:hover {
    background-color: #E07A3F !important;
}

.btn-primary:active,
.btn-lg:active {
    background-color: #D96F31 !important;
}

.btn-secondary {
    background-color: #5B3828 !important;
    color: #FFF !important;
}

.btn-secondary:hover {
    background-color: #4A2A20 !important;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-label,
label {
    font-weight: 600;
    font-size: 0.95rem;
    color: #21303A;
    margin-bottom: 8px;
}

.form-control,
.form-select,
.form-control-color {
    border: 2px solid #BF7348 !important;
    border-radius: 0 !important;
    padding: 10px 12px;
    font-size: 0.95rem;
    color: #21303A;
    background-color: #FFF;
}

.form-control:focus,
.form-select:focus,
.form-control-color:focus {
    border-color: #F38C52 !important;
    outline: none;
}

.form-control::placeholder {
    color: #999;
}

.form-select {
    background-position: right 12px center;
    padding-right: 40px;
}

/* Range Slider */
.form-range {
    height: 6px;
    border-radius: 0;
    background: #D3D3D3;
}

.form-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 0;
    background: #F38C52;
    cursor: pointer;
}

.form-range::-webkit-slider-thumb:hover {
    background: #E07A3F;
}

.form-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 0;
    background: #F38C52;
    cursor: pointer;
    border: none;
}

.form-range::-moz-range-thumb:hover {
    background: #E07A3F;
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-top: 3px;
    border: 2px solid #BF7348;
    border-radius: 0;
    background-color: #FFF;
    cursor: pointer;
}

.form-check-input:checked {
    background-color: #F38C52;
    border-color: #F38C52;
}

.form-check-input:focus {
    border-color: #F38C52;
}

.form-check-label {
    cursor: pointer;
    user-select: none;
    font-weight: 500;
}

.form-control-color {
    padding: 4px;
}

.card {
    border: none !important;
    border-radius: 0 !important;
    background-color: #FFF;
}

.card-header {
    border-bottom: 2px solid #BF7348 !important;
    background: #21303A !important;
    color: #FFF;
}

.card-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
}

.card-header p {
    color: #D3D3D3;
    font-size: 0.95rem;
}

.card-body {
    background-color: #FFF;
}

.alert {
    border-radius: 0 !important;
    border: none;
    padding: 12px 16px;
    font-size: 0.95rem;
    margin-bottom: 16px;
}

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

.alert-success {
    background-color: #D4EDDA !important;
    color: #155724 !important;
}

.alert-danger,
.alert.error {
    background-color: #F8D7DA !important;
    color: #721c24 !important;
}

.alert-info {
    background-color: #D1ECF1 !important;
    color: #0c5460 !important;
}

.alert-warning {
    background-color: #FFF3CD !important;
    color: #856404 !important;
}

canvas {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 400px;
    background-color: #FFF;
    border: 2px solid #BF7348;
}

.form-section {
    background-color: #F5F5F5;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.control-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #21303A;
    font-weight: 600;
    font-size: 0.9rem;
}

.control-group .value {
    color: #F38C52;
    font-weight: 700;
    font-size: 0.85rem;
}

.hidden {
    display: none !important;
}

.fw-600 {
    font-weight: 600 !important;
}

.text-accent {
    color: #F38C52 !important;
}

.text-secondary-accent {
    color: #5B3828 !important;
}

.bg-accent {
    background-color: #F38C52 !important;
    color: #FFF;
}

.bg-secondary-accent {
    background-color: #5B3828 !important;
    color: #FFF;
}

.bg-dark-custom {
    background-color: #21303A !important;
    color: #FFF;
}

.border-accent {
    border-color: #F38C52 !important;
}

@media (max-width: 992px) {
    .card-body {
        padding: 20px !important;
    }

    .btn,
    .form-control,
    .form-select {
        font-size: 0.9rem;
    }

    canvas {
        min-height: 350px;
    }
}

@media (max-width: 768px) {
    .container-fluid {
        padding: 12px;
    }

    .card-body {
        padding: 16px !important;
    }

    .form-control,
    .form-select,
    .btn {
        font-size: 0.9rem;
    }

    canvas {
        min-height: 300px;
    }

    .row > [class^="col-"] {
        margin-bottom: 12px;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding: 8px;
    }

    .card-header {
        padding: 12px 16px !important;
    }

    .card-body {
        padding: 12px !important;
    }

    h1 {
        font-size: 20px !important;
    }

    .form-label {
        font-size: 0.9rem;
    }

    .btn {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    canvas {
        min-height: 250px;
    }
}

@media print {
    body {
        background: #FFF;
    }

    .btn,
    .form-control,
    .form-select,
    .alert {
        display: none;
    }

    canvas {
        max-width: 100%;
        border: 1px solid #000;
        page-break-inside: avoid;
    }
}

:focus-visible {
    outline: 2px solid #F38C52;
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #F38C52;
    outline-offset: 2px;
}

@media (prefers-contrast: more) {
    .btn,
    .form-control,
    .form-select {
        border-width: 3px;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}