/**
 * Utilities CSS
 * Classes tiện ích giúp thực hiện các thay đổi nhỏ mà không cần viết CSS mới
 */

/* ===== TEXT UTILITIES ===== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.text-uppercase {
    text-transform: uppercase;
}

.text-lowercase {
    text-transform: lowercase;
}

.text-capitalize {
    text-transform: capitalize;
}

.text-bold {
    font-weight: 700;
}

.text-normal {
    font-weight: 400;
}

.text-italic {
    font-style: italic;
}

.text-primary {
    color: var(--primary);
}

.text-secondary {
    color: var(--secondary);
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

.text-dark {
    color: var(--dark);
}

.text-light {
    color: var(--light);
}

.text-gray {
    color: var(--gray);
}

.text-small {
    font-size: 0.875rem;
}

.text-large {
    font-size: 1.25rem;
}

/* ===== SPACING UTILITIES ===== */
/* Margin */
.m-0 { margin: 0; }
.m-1 { margin: 5px; }
.m-2 { margin: 10px; }
.m-3 { margin: 15px; }
.m-4 { margin: 20px; }
.m-5 { margin: 25px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 5px; }
.mt-2 { margin-top: 10px; }
.mt-3 { margin-top: 15px; }
.mt-4 { margin-top: 20px; }
.mt-5 { margin-top: 25px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 5px; }
.mb-2 { margin-bottom: 10px; }
.mb-3 { margin-bottom: 15px; }
.mb-4 { margin-bottom: 20px; }
.mb-5 { margin-bottom: 25px; }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: 5px; }
.ml-2 { margin-left: 10px; }
.ml-3 { margin-left: 15px; }
.ml-4 { margin-left: 20px; }
.ml-5 { margin-left: 25px; }

.mr-0 { margin-right: 0; }
.mr-1 { margin-right: 5px; }
.mr-2 { margin-right: 10px; }
.mr-3 { margin-right: 15px; }
.mr-4 { margin-right: 20px; }
.mr-5 { margin-right: 25px; }

.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: 5px; margin-right: 5px; }
.mx-2 { margin-left: 10px; margin-right: 10px; }
.mx-3 { margin-left: 15px; margin-right: 15px; }
.mx-4 { margin-left: 20px; margin-right: 20px; }
.mx-5 { margin-left: 25px; margin-right: 25px; }
.mx-auto { margin-left: auto; margin-right: auto; }

.my-0 { margin-top: 0; margin-bottom: 0; }
.my-1 { margin-top: 5px; margin-bottom: 5px; }
.my-2 { margin-top: 10px; margin-bottom: 10px; }
.my-3 { margin-top: 15px; margin-bottom: 15px; }
.my-4 { margin-top: 20px; margin-bottom: 20px; }
.my-5 { margin-top: 25px; margin-bottom: 25px; }

/* Padding */
.p-0 { padding: 0; }
.p-1 { padding: 5px; }
.p-2 { padding: 10px; }
.p-3 { padding: 15px; }
.p-4 { padding: 20px; }
.p-5 { padding: 25px; }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 5px; }
.pt-2 { padding-top: 10px; }
.pt-3 { padding-top: 15px; }
.pt-4 { padding-top: 20px; }
.pt-5 { padding-top: 25px; }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 5px; }
.pb-2 { padding-bottom: 10px; }
.pb-3 { padding-bottom: 15px; }
.pb-4 { padding-bottom: 20px; }
.pb-5 { padding-bottom: 25px; }

.pl-0 { padding-left: 0; }
.pl-1 { padding-left: 5px; }
.pl-2 { padding-left: 10px; }
.pl-3 { padding-left: 15px; }
.pl-4 { padding-left: 20px; }
.pl-5 { padding-left: 25px; }

.pr-0 { padding-right: 0; }
.pr-1 { padding-right: 5px; }
.pr-2 { padding-right: 10px; }
.pr-3 { padding-right: 15px; }
.pr-4 { padding-right: 20px; }
.pr-5 { padding-right: 25px; }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: 5px; padding-right: 5px; }
.px-2 { padding-left: 10px; padding-right: 10px; }
.px-3 { padding-left: 15px; padding-right: 15px; }
.px-4 { padding-left: 20px; padding-right: 20px; }
.px-5 { padding-left: 25px; padding-right: 25px; }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-1 { padding-top: 5px; padding-bottom: 5px; }
.py-2 { padding-top: 10px; padding-bottom: 10px; }
.py-3 { padding-top: 15px; padding-bottom: 15px; }
.py-4 { padding-top: 20px; padding-bottom: 20px; }
.py-5 { padding-top: 25px; padding-bottom: 25px; }

/* ===== DISPLAY UTILITIES ===== */
.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-inline {
    display: inline !important;
}

.d-inline-block {
    display: inline-block !important;
}

.d-flex {
    display: flex !important;
}

.flex-row {
    flex-direction: row !important;
}

.flex-column {
    flex-direction: column !important;
}

.flex-wrap {
    flex-wrap: wrap !important;
}

.flex-nowrap {
    flex-wrap: nowrap !important;
}

.justify-content-start {
    justify-content: flex-start !important;
}

.justify-content-end {
    justify-content: flex-end !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

.justify-content-around {
    justify-content: space-around !important;
}

.align-items-start {
    align-items: flex-start !important;
}

.align-items-end {
    align-items: flex-end !important;
}

.align-items-center {
    align-items: center !important;
}

.align-items-baseline {
    align-items: baseline !important;
}

.align-items-stretch {
    align-items: stretch !important;
}

/* ===== BADGE UTILITIES ===== */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background-color: rgba(76, 201, 240, 0.1);
    color: var(--success);
}

.badge-warning {
    background-color: rgba(255, 209, 102, 0.1);
    color: var(--warning);
}

.badge-danger {
    background-color: rgba(239, 71, 111, 0.1);
    color: var(--danger);
}

.badge-primary {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary);
}

.badge-secondary {
    background-color: rgba(63, 55, 201, 0.1);
    color: var(--secondary);
}

.pill-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
}

.pill-badge-primary {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary);
}

.pill-badge-success {
    background-color: rgba(76, 201, 240, 0.1);
    color: var(--success);
}

.pill-badge-danger {
    background-color: rgba(239, 71, 111, 0.1);
    color: var(--danger);
}

.pill-badge-warning {
    background-color: rgba(255, 209, 102, 0.1);
    color: var(--warning);
}

/* ===== FORM UTILITIES ===== */
.has-error .form-control {
    border-color: var(--danger);
    box-shadow: 0 0 0 0.2rem rgba(239, 71, 111, 0.25);
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid var(--gray-light);
    border-radius: 6px;
    font-size: 14px;
    transition: border-color var(--transition-speed);
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
}

.form-text {
    margin-top: 5px;
    font-size: 12px;
    color: var(--gray);
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

/* ===== BUTTON UTILITIES ===== */
.btn-icon-only {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 16px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ===== BORDER UTILITIES ===== */
.border {
    border: 1px solid var(--gray-light);
}

.border-top {
    border-top: 1px solid var(--gray-light);
}

.border-bottom {
    border-bottom: 1px solid var(--gray-light);
}

.border-left {
    border-left: 1px solid var(--gray-light);
}

.border-right {
    border-right: 1px solid var(--gray-light);
}

.border-0 {
    border: 0 !important;
}

.rounded {
    border-radius: var(--border-radius);
}

.rounded-lg {
    border-radius: calc(var(--border-radius) * 1.5);
}

.rounded-circle {
    border-radius: 50%;
}

.rounded-0 {
    border-radius: 0;
}

/* ===== SHADOW UTILITIES ===== */
.shadow-sm {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.shadow {
    box-shadow: var(--shadow);
}

.shadow-lg {
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

.shadow-none {
    box-shadow: none !important;
}

/* ===== POSITION UTILITIES ===== */
.position-relative {
    position: relative;
}

.position-absolute {
    position: absolute;
}

.position-fixed {
    position: fixed;
}

.position-sticky {
    position: sticky;
}

.fixed-top {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
}

.fixed-bottom {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1030;
}

/* ===== LOADING UTILITIES ===== */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(67, 97, 238, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 1s ease-in-out infinite;
}

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

/* ===== COLORS UTILITIES ===== */
.bg-primary {
    background-color: var(--primary) !important;
}

.bg-secondary {
    background-color: var(--secondary) !important;
}

.bg-success {
    background-color: var(--success) !important;
}

.bg-danger {
    background-color: var(--danger) !important;
}

.bg-warning {
    background-color: var(--warning) !important;
}

.bg-light {
    background-color: var(--light) !important;
}

.bg-dark {
    background-color: var(--dark) !important;
}

.bg-white {
    background-color: white !important;
}

.bg-transparent {
    background-color: transparent !important;
}

/* ===== NOTIFICATION UTILITIES ===== */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: var(--border-radius);
    color: white;
    font-weight: 500;
    z-index: 1100;
    transform: translateY(-20px);
    opacity: 0;
    transition: all 0.3s ease;
}

.notification.show {
    transform: translateY(0);
    opacity: 1;
}

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

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

.notification.warning {
    background-color: var(--warning);
    color: var(--dark);
}

.notification.info {
    background-color: var(--primary);
}

/* ===== RESPONSIVE UTILITIES ===== */
@media (max-width: 576px) {
    .d-sm-none {
        display: none !important;
    }
    .d-sm-block {
        display: block !important;
    }
    .d-sm-flex {
        display: flex !important;
    }
}

@media (max-width: 768px) {
    .d-md-none {
        display: none !important;
    }
    .d-md-block {
        display: block !important;
    }
    .d-md-flex {
        display: flex !important;
    }
}

@media (max-width: 992px) {
    .d-lg-none {
        display: none !important;
    }
    .d-lg-block {
        display: block !important;
    }
    .d-lg-flex {
        display: flex !important;
    }
}

@media (max-width: 1200px) {
    .d-xl-none {
        display: none !important;
    }
    .d-xl-block {
        display: block !important;
    }
    .d-xl-flex {
        display: flex !important;
    }
}