/*
 * Bootstrap-like Grid & Utility Classes
 * Custom lightweight replacement for Bootstrap
 */

/* ========================================
   Form Elements Reset
   ======================================== */
input,
textarea,
select,
button {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   Typography - Headings
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.2;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-block;
    font-family: inherit;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.btn:hover {
    color: #212529;
}

.btn:focus {
    outline: 0;
}

.btn:disabled,
.btn.disabled {
    pointer-events: none;
    opacity: 0.65;
}

/* Button Sizes */
.btn-lg {
    padding: 0.5rem 1rem;
    font-size: 1.25rem;
    border-radius: 0.5rem;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    border-radius: 0.25rem;
}

/* Button Variants */
.btn-primary {
    color: #fff;
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.btn-primary:hover {
    color: #fff;
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.btn-secondary {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-secondary:hover {
    color: #fff;
    background-color: #5c636a;
    border-color: #565e64;
}

.btn-success {
    color: #fff;
    background-color: #198754;
    border-color: #198754;
}

.btn-success:hover {
    color: #fff;
    background-color: #157347;
    border-color: #146c43;
}

.btn-danger {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-danger:hover {
    color: #fff;
    background-color: #bb2d3b;
    border-color: #b02a37;
}

.btn-warning {
    color: #000;
    background-color: #ffc107;
    border-color: #ffc107;
}

.btn-warning:hover {
    color: #000;
    background-color: #ffca2c;
    border-color: #ffc720;
}

.btn-info {
    color: #000;
    background-color: #0dcaf0;
    border-color: #0dcaf0;
}

.btn-info:hover {
    color: #000;
    background-color: #31d2f2;
    border-color: #25cff2;
}

.btn-light {
    color: #000;
    background-color: #f8f9fa;
    border-color: #f8f9fa;
}

.btn-light:hover {
    color: #000;
    background-color: #d3d4d5;
    border-color: #c6c7c8;
}

.btn-dark {
    color: #fff;
    background-color: #212529;
    border-color: #212529;
}

.btn-dark:hover {
    color: #fff;
    background-color: #424649;
    border-color: #373b3e;
}

/* Outline Buttons */
.btn-outline-primary {
    color: #0d6efd;
    border-color: #0d6efd;
}

.btn-outline-primary:hover {
    color: #fff;
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.btn-outline-secondary {
    color: #6c757d;
    border-color: #6c757d;
}

.btn-outline-secondary:hover {
    color: #fff;
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-outline-success {
    color: #198754;
    border-color: #198754;
}

.btn-outline-success:hover {
    color: #fff;
    background-color: #198754;
    border-color: #198754;
}

.btn-outline-danger {
    color: #dc3545;
    border-color: #dc3545;
}

.btn-outline-danger:hover {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
}

/* ========================================
   Container
   ======================================== */
.container {
    max-width: 1470px;
    padding: 0 15px;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

/* ========================================
   Grid System
   ======================================== */
.row {
    display: flex;
    flex-wrap: wrap;
}

[class^="col-"],
[class*=" col-"] {
    width: 100%;
    box-sizing: border-box;
}

/* SM - Small devices (576px and up) */
@media (min-width: 576px) {
    .col-sm-1 { width: 8.3333%; }
    .col-sm-2 { width: 16.6666%; }
    .col-sm-3 { width: 25%; }
    .col-sm-4 { width: 33.3333%; }
    .col-sm-5 { width: 41.6666%; }
    .col-sm-6 { width: 50%; }
    .col-sm-7 { width: 58.3333%; }
    .col-sm-8 { width: 66.6666%; }
    .col-sm-9 { width: 75%; }
    .col-sm-10 { width: 83.3333%; }
    .col-sm-11 { width: 91.6666%; }
    .col-sm-12 { width: 100%; }
}

/* MD - Medium devices (768px and up) */
@media (min-width: 768px) {
    .col-md-1 { width: 8.3333%; }
    .col-md-2 { width: 16.6666%; }
    .col-md-3 { width: 25%; }
    .col-md-4 { width: 33.3333%; }
    .col-md-5 { width: 41.6666%; }
    .col-md-6 { width: 50%; }
    .col-md-7 { width: 58.3333%; }
    .col-md-8 { width: 66.6666%; }
    .col-md-9 { width: 75%; }
    .col-md-10 { width: 83.3333%; }
    .col-md-11 { width: 91.6666%; }
    .col-md-12 { width: 100%; }
}

/* LG - Large devices (992px and up) */
@media (min-width: 992px) {
    .col-lg-1 { width: 8.3333%; }
    .col-lg-2 { width: 16.6666%; }
    .col-lg-3 { width: 25%; }
    .col-lg-4 { width: 33.3333%; }
    .col-lg-5 { width: 41.6666%; }
    .col-lg-6 { width: 50%; }
    .col-lg-7 { width: 58.3333%; }
    .col-lg-8 { width: 66.6666%; }
    .col-lg-9 { width: 75%; }
    .col-lg-10 { width: 83.3333%; }
    .col-lg-11 { width: 91.6666%; }
    .col-lg-12 { width: 100%; }
}

/* XL - Extra large devices (1200px and up) */
@media (min-width: 1200px) {
    .col-xl-1 { width: 8.3333%; }
    .col-xl-2 { width: 16.6666%; }
    .col-xl-3 { width: 25%; }
    .col-xl-4 { width: 33.3333%; }
    .col-xl-5 { width: 41.6666%; }
    .col-xl-6 { width: 50%; }
    .col-xl-7 { width: 58.3333%; }
    .col-xl-8 { width: 66.6666%; }
    .col-xl-9 { width: 75%; }
    .col-xl-10 { width: 83.3333%; }
    .col-xl-11 { width: 91.6666%; }
    .col-xl-12 { width: 100%; }
}

/* ========================================
   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; }
.d-inline-flex { display: inline-flex !important; }
.d-grid { display: grid !important; }

/* ========================================
   Flexbox Utilities
   ======================================== */

/* Direction */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-row-reverse { flex-direction: row-reverse !important; }
.flex-column-reverse { flex-direction: column-reverse !important; }

/* Wrap */
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

/* Justify Content */
.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; }
.justify-content-evenly { justify-content: space-evenly !important; }

/* Align Items */
.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; }

/* Align Self */
.align-self-start { align-self: flex-start !important; }
.align-self-end { align-self: flex-end !important; }
.align-self-center { align-self: center !important; }
.align-self-baseline { align-self: baseline !important; }
.align-self-stretch { align-self: stretch !important; }

/* Gap */
.gap-0 { gap: 0 !important; }
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }
.gap-5 { gap: 3rem !important; }

.gx-0 { column-gap: 0 !important; }
.gx-1 { column-gap: 0.25rem !important; }
.gx-2 { column-gap: 0.5rem !important; }
.gx-3 { column-gap: 1rem !important; }
.gx-4 { column-gap: 1.5rem !important; }
.gx-5 { column-gap: 3rem !important; }

.gy-0 { row-gap: 0 !important; }
.gy-1 { row-gap: 0.25rem !important; }
.gy-2 { row-gap: 0.5rem !important; }
.gy-3 { row-gap: 1rem !important; }
.gy-4 { row-gap: 1.5rem !important; }
.gy-5 { row-gap: 3rem !important; }

/* ========================================
   Spacing - Margins
   ======================================== */
.m-0 { margin: 0 !important; }
.m-1 { margin: 0.25rem !important; }
.m-2 { margin: 0.5rem !important; }
.m-3 { margin: 1rem !important; }
.m-4 { margin: 1.5rem !important; }
.m-5 { margin: 3rem !important; }
.m-auto { margin: auto !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }
.mt-auto { margin-top: auto !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.mb-auto { margin-bottom: auto !important; }

.ms-0 { margin-left: 0 !important; }
.ms-1 { margin-left: 0.25rem !important; }
.ms-2 { margin-left: 0.5rem !important; }
.ms-3 { margin-left: 1rem !important; }
.ms-4 { margin-left: 1.5rem !important; }
.ms-5 { margin-left: 3rem !important; }
.ms-auto { margin-left: auto !important; }

.me-0 { margin-right: 0 !important; }
.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.me-3 { margin-right: 1rem !important; }
.me-4 { margin-right: 1.5rem !important; }
.me-5 { margin-right: 3rem !important; }
.me-auto { margin-right: auto !important; }

.mx-0 { margin-left: 0 !important; margin-right: 0 !important; }
.mx-1 { margin-left: 0.25rem !important; margin-right: 0.25rem !important; }
.mx-2 { margin-left: 0.5rem !important; margin-right: 0.5rem !important; }
.mx-3 { margin-left: 1rem !important; margin-right: 1rem !important; }
.mx-4 { margin-left: 1.5rem !important; margin-right: 1.5rem !important; }
.mx-5 { margin-left: 3rem !important; margin-right: 3rem !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }

.my-0 { margin-top: 0 !important; margin-bottom: 0 !important; }
.my-1 { margin-top: 0.25rem !important; margin-bottom: 0.25rem !important; }
.my-2 { margin-top: 0.5rem !important; margin-bottom: 0.5rem !important; }
.my-3 { margin-top: 1rem !important; margin-bottom: 1rem !important; }
.my-4 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !important; }
.my-5 { margin-top: 3rem !important; margin-bottom: 3rem !important; }
.my-auto { margin-top: auto !important; margin-bottom: auto !important; }

/* ========================================
   Spacing - Padding
   ======================================== */
.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }

.pt-0 { padding-top: 0 !important; }
.pt-1 { padding-top: 0.25rem !important; }
.pt-2 { padding-top: 0.5rem !important; }
.pt-3 { padding-top: 1rem !important; }
.pt-4 { padding-top: 1.5rem !important; }
.pt-5 { padding-top: 3rem !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-1 { padding-bottom: 0.25rem !important; }
.pb-2 { padding-bottom: 0.5rem !important; }
.pb-3 { padding-bottom: 1rem !important; }
.pb-4 { padding-bottom: 1.5rem !important; }
.pb-5 { padding-bottom: 3rem !important; }

.ps-0 { padding-left: 0 !important; }
.ps-1 { padding-left: 0.25rem !important; }
.ps-2 { padding-left: 0.5rem !important; }
.ps-3 { padding-left: 1rem !important; }
.ps-4 { padding-left: 1.5rem !important; }
.ps-5 { padding-left: 3rem !important; }

.pe-0 { padding-right: 0 !important; }
.pe-1 { padding-right: 0.25rem !important; }
.pe-2 { padding-right: 0.5rem !important; }
.pe-3 { padding-right: 1rem !important; }
.pe-4 { padding-right: 1.5rem !important; }
.pe-5 { padding-right: 3rem !important; }

.px-0 { padding-left: 0 !important; padding-right: 0 !important; }
.px-1 { padding-left: 0.25rem !important; padding-right: 0.25rem !important; }
.px-2 { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-4 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }
.px-5 { padding-left: 3rem !important; padding-right: 3rem !important; }

.py-0 { padding-top: 0 !important; padding-bottom: 0 !important; }
.py-1 { padding-top: 0.25rem !important; padding-bottom: 0.25rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.py-5 { padding-top: 3rem !important; padding-bottom: 3rem !important; }

/* ========================================
   Text Utilities
   ======================================== */
.text-start { text-align: left !important; }
.text-end { text-align: right !important; }
.text-center { text-align: center !important; }

/* Text Colors */
.text-white{ color: #fff !important; }
.text-black{ color: #000 !important; }
.text-muted { color: #6c757d !important; }
.text-primary { color: #0d6efd !important; }
.text-secondary { color: #6c757d !important; }
.text-success { color: #198754 !important; }
.text-danger { color: #dc3545 !important; }
.text-warning { color: #ffc107 !important; }
.text-info { color: #0dcaf0 !important; }

/* Font Weight */
.fw-light { font-weight: 300 !important; }
.fw-normal { font-weight: 400 !important; }
.fw-medium { font-weight: 500 !important; }
.fw-semibold { font-weight: 600 !important; }
.fw-bold { font-weight: 700 !important; }

/* ========================================
   Sizing Utilities
   ======================================== */
.w-25 { width: 25% !important; }
.w-50 { width: 50% !important; }
.w-75 { width: 75% !important; }
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }

.h-25 { height: 25% !important; }
.h-50 { height: 50% !important; }
.h-75 { height: 75% !important; }
.h-100 { height: 100% !important; }
.h-auto { height: auto !important; }

/* ========================================
   Position Utilities
   ======================================== */
.position-static { position: static !important; }
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }

/* ========================================
   Visibility Utilities
   ======================================== */
.visible { visibility: visible !important; }
.invisible { visibility: hidden !important; }

/* ========================================
   Overflow Utilities
   ======================================== */
.overflow-auto { overflow: auto !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-visible { overflow: visible !important; }
.overflow-scroll { overflow: scroll !important; }

/* ========================================
   Border Radius Utilities
   ======================================== */
.rounded { border-radius: 0.375rem !important; }
.rounded-0 { border-radius: 0 !important; }
.rounded-1 { border-radius: 0.25rem !important; }
.rounded-2 { border-radius: 0.375rem !important; }
.rounded-3 { border-radius: 0.5rem !important; }
.rounded-circle { border-radius: 50% !important; }
.rounded-pill { border-radius: 50rem !important; }