/* استایل‌های اصلی */
:root {
    --primary-color: #0d6efd;
    --success-color: #198754;
    --dark-color: #212529;
}

/* فایل استایل سفارشی */
body {
    font-family: "yekan_heavy", sans-serif;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.navbar-brand {
    font-weight: bold;
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    background-color: #fff;
    padding: 10px 0;
}

/* تنظیمات واکنش‌گرایی */
@media (max-width: 768px) {
    footer {
        position: static;
    }
}


main {
    flex: 1;
    padding: 20px 0;
}

/* کارت‌ها */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    margin-bottom: 30px;
    animation: slideIn 0.5s ease-out;
}

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

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

.card-header {
    border-radius: 15px 15px 0 0 !important;
    padding: 20px;
    background: linear-gradient(45deg, var(--primary-color), var(--success-color)) !important;
    color: white;
}

    .card-header h2 {
        margin: 0;
        font-weight: 300;
        font-size: 1.8rem;
    }

.card-body {
    padding: 30px;
}

/* فرم‌ها */
.form-control, .form-select {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px;
    transition: all 0.3s;
    font-size: 1rem;
}

    .form-control:focus, .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
        transform: translateY(-2px);
    }

.form-control-color {
    height: 50px;
    padding: 5px;
}

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

/* دکمه‌ها */
.btn {
    border-radius: 10px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

    .btn:after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 5px;
        height: 5px;
        background: rgba(255, 255, 255, 0.5);
        opacity: 0;
        border-radius: 100%;
        transform: scale(1, 1) translate(-50%);
        transform-origin: 50% 50%;
    }

    .btn:focus:not(:active)::after {
        animation: ripple 1s ease-out;
    }

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }

    20% {
        transform: scale(25, 25);
        opacity: 0.3;
    }

    100% {
        opacity: 0;
        transform: scale(40, 40);
    }
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), #0099ff);
    border: none;
}

    .btn-primary:hover {
        background: linear-gradient(45deg, #0056b3, var(--primary-color));
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(13, 110, 253, 0.4);
    }

.btn-success {
    background: linear-gradient(45deg, var(--success-color), #20c997);
    border: none;
}

    .btn-success:hover {
        background: linear-gradient(45deg, #146c43, var(--success-color));
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(25, 135, 84, 0.4);
    }

/* نمایش QR Code */
.qr-container {
    background: white;
    padding: 30px;
    border-radius: 15px;
    display: inline-block;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin: 20px 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(13, 110, 253, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(13, 110, 253, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(13, 110, 253, 0);
    }
}

.qr-image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    transition: transform 0.3s;
}

    .qr-image:hover {
        transform: scale(1.05);
    }

/* اسلایدر اندازه */
input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    height: 10px;
    border-radius: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--success-color));
    outline: none;
}

    input[type=range]::-webkit-slider-thumb {
        -webkit-appearance: none;
        width: 25px;
        height: 25px;
        border-radius: 50%;
        background: white;
        border: 3px solid var(--primary-color);
        cursor: pointer;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        transition: all 0.3s;
    }

        input[type=range]::-webkit-slider-thumb:hover {
            transform: scale(1.2);
            background: var(--primary-color);
        }

#sizeValue {
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    margin-top: 10px;
}

/* فوتر */
.footer {
    background: linear-gradient(45deg, var(--dark-color), #2c3e50) !important;
    color: white !important;
    margin-top: auto;
}

    .footer .text-muted {
        color: rgba(255, 255, 255, 0.8) !important;
    }

/* راهنما */
#inputHint {
    display: block;
    margin-top: 5px;
    color: #6c757d;
    font-size: 0.875rem;
    background: #f8f9fa;
    padding: 8px;
    border-radius: 5px;
    border-right: 3px solid var(--primary-color);
}

/* اطلاعات QR */
.qr-info {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
}

    .qr-info h5 {
        color: var(--dark-color);
        margin-bottom: 10px;
    }

    .qr-info p {
        background: white;
        padding: 15px;
        border-radius: 5px;
        border-left: 5px solid var(--primary-color);
        word-break: break-all;
        font-family: monospace;
        font-size: 1.1rem;
    }

/* نوتیفیکیشن */
.notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 15px 30px;
    border-radius: 10px;
    background: linear-gradient(45deg, #28a745, #20c997);
    color: white;
    font-weight: 600;
    z-index: 9999;
    animation: slideDown 0.5s ease-out;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

@keyframes slideDown {
    from {
        top: -100px;
        opacity: 0;
    }

    to {
        top: 20px;
        opacity: 1;
    }
}

/* ریسپانسیو */
@media (max-width: 768px) {
    .card-body {
        padding: 20px;
    }

    .btn {
        width: 100%;
        margin-bottom: 10px;
    }

    .qr-container {
        padding: 15px;
    }

    h2 {
        font-size: 1.5rem;
    }
}

/* انیمیشن لودینگ */
.loading {
    display: inline-block;
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* اسکرول بار */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, var(--primary-color), var(--success-color));
    border-radius: 10px;
}

    ::-webkit-scrollbar-thumb:hover {
        background: linear-gradient(45deg, #0056b3, #146c43);
    }