/* ========================================
       PURE CSS FRAMEWORK - Bootstrap 5 Clone
       Zero JavaScript Required
       ======================================== */
    
    :root {
      /* Colors */
      --primary: #6366f1;
      --primary-dark: #4f46e5;
      --primary-light: #818cf8;
      --secondary: #64748b;
      --success: #10b981;
      --danger: #ef4444;
      --warning: #f59e0b;
      --info: #06b6d4;
      --light: #f8fafc;
      --dark: #0f172a;
      --white: #ffffff;
      --gray-100: #f1f5f9;
      --gray-200: #e2e8f0;
      --gray-300: #cbd5e1;
      --gray-400: #94a3b8;
      --gray-500: #64748b;
      --gray-600: #475569;
      --gray-700: #334155;
      --gray-800: #1e293b;
      --gray-900: #0f172a;
      
      --spacer: 1rem;
      --radius: 0.5rem;
      --radius-lg: 0.75rem;
      --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
      --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
      --transition: all 0.2s ease;
      
    }
    
    /* ========================================
       RESET & BASE
       ======================================== */
    
    *, *::before, *::after { box-sizing: border-box; }
    html { font-size: 16px; scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-family);
      font-size: 1rem;
      line-height: 1.6;
      color: var(--gray-800);
      background-color: var(--gray-100);
    }
    
    /* ========================================
       CONTAINER
       ======================================== */
    
    .container {
      width: 100%;
      padding: 0 var(--spacer);
      margin: 0 auto;
    }
    @media (min-width: 576px) { .container { max-width: 540px; } }
    @media (min-width: 768px) { .container { max-width: 720px; } }
    @media (min-width: 992px) { .container { max-width: 960px; } }
    @media (min-width: 1200px) { .container { max-width: 1140px; } }
    @media (min-width: 1400px) { .container { max-width: 1320px; } }
    
    .container-fluid { width: 100%; padding: 0 var(--spacer); margin: 0 auto; }
    
    /* ========================================
       GRID SYSTEM
       ======================================== */
    
    .row { display: flex; flex-wrap: wrap; margin: 0 -0.5rem; }
    .row > * { flex-shrink: 0; width: 100%; max-width: 100%; padding: 0 0.5rem; }
    
    .col { flex: 1 0 0%; }
    .col-auto { flex: 0 0 auto; width: auto; }
    
    .col-1 { flex: 0 0 auto; width: 8.33333333%; }
    .col-2 { flex: 0 0 auto; width: 16.66666667%; }
    .col-3 { flex: 0 0 auto; width: 25%; }
    .col-4 { flex: 0 0 auto; width: 33.33333333%; }
    .col-5 { flex: 0 0 auto; width: 41.66666667%; }
    .col-6 { flex: 0 0 auto; width: 50%; }
    .col-7 { flex: 0 0 auto; width: 58.33333333%; }
    .col-8 { flex: 0 0 auto; width: 66.66666667%; }
    .col-9 { flex: 0 0 auto; width: 75%; }
    .col-10 { flex: 0 0 auto; width: 83.33333333%; }
    .col-11 { flex: 0 0 auto; width: 91.66666667%; }
    .col-12 { flex: 0 0 auto; width: 100%; }
    
    @media (min-width: 576px) {
      .col-sm-1 { flex: 0 0 auto; width: 8.33333333%; }
      .col-sm-2 { flex: 0 0 auto; width: 16.66666667%; }
      .col-sm-3 { flex: 0 0 auto; width: 25%; }
      .col-sm-4 { flex: 0 0 auto; width: 33.33333333%; }
      .col-sm-5 { flex: 0 0 auto; width: 41.66666667%; }
      .col-sm-6 { flex: 0 0 auto; width: 50%; }
      .col-sm-7 { flex: 0 0 auto; width: 58.33333333%; }
      .col-sm-8 { flex: 0 0 auto; width: 66.66666667%; }
      .col-sm-9 { flex: 0 0 auto; width: 75%; }
      .col-sm-10 { flex: 0 0 auto; width: 83.33333333%; }
      .col-sm-11 { flex: 0 0 auto; width: 91.66666667%; }
      .col-sm-12 { flex: 0 0 auto; width: 100%; }
    }
    
    @media (min-width: 768px) {
      .col-md-1 { flex: 0 0 auto; width: 8.33333333%; }
      .col-md-2 { flex: 0 0 auto; width: 16.66666667%; }
      .col-md-3 { flex: 0 0 auto; width: 25%; }
      .col-md-4 { flex: 0 0 auto; width: 33.33333333%; }
      .col-md-5 { flex: 0 0 auto; width: 41.66666667%; }
      .col-md-6 { flex: 0 0 auto; width: 50%; }
      .col-md-7 { flex: 0 0 auto; width: 58.33333333%; }
      .col-md-8 { flex: 0 0 auto; width: 66.66666667%; }
      .col-md-9 { flex: 0 0 auto; width: 75%; }
      .col-md-10 { flex: 0 0 auto; width: 83.33333333%; }
      .col-md-11 { flex: 0 0 auto; width: 91.66666667%; }
      .col-md-12 { flex: 0 0 auto; width: 100%; }
    }
    
    @media (min-width: 992px) {
      .col-lg-1 { flex: 0 0 auto; width: 8.33333333%; }
      .col-lg-2 { flex: 0 0 auto; width: 16.66666667%; }
      .col-lg-3 { flex: 0 0 auto; width: 25%; }
      .col-lg-4 { flex: 0 0 auto; width: 33.33333333%; }
      .col-lg-5 { flex: 0 0 auto; width: 41.66666667%; }
      .col-lg-6 { flex: 0 0 auto; width: 50%; }
      .col-lg-7 { flex: 0 0 auto; width: 58.33333333%; }
      .col-lg-8 { flex: 0 0 auto; width: 66.66666667%; }
      .col-lg-9 { flex: 0 0 auto; width: 75%; }
      .col-lg-10 { flex: 0 0 auto; width: 83.33333333%; }
      .col-lg-11 { flex: 0 0 auto; width: 91.66666667%; }
      .col-lg-12 { flex: 0 0 auto; width: 100%; }
    }
    
    @media (min-width: 1200px) {
      .col-xl-1 { flex: 0 0 auto; width: 8.33333333%; }
      .col-xl-2 { flex: 0 0 auto; width: 16.66666667%; }
      .col-xl-3 { flex: 0 0 auto; width: 25%; }
      .col-xl-4 { flex: 0 0 auto; width: 33.33333333%; }
      .col-xl-5 { flex: 0 0 auto; width: 41.66666667%; }
      .col-xl-6 { flex: 0 0 auto; width: 50%; }
      .col-xl-7 { flex: 0 0 auto; width: 58.33333333%; }
      .col-xl-8 { flex: 0 0 auto; width: 66.66666667%; }
      .col-xl-9 { flex: 0 0 auto; width: 75%; }
      .col-xl-10 { flex: 0 0 auto; width: 83.33333333%; }
      .col-xl-11 { flex: 0 0 auto; width: 91.66666667%; }
      .col-xl-12 { flex: 0 0 auto; width: 100%; }
    }
    
    /* Gutters */
    .g-0 { margin: 0; }
    .g-0 > * { padding: 0; }
    .g-3 { margin: 0 -1rem; }
    .g-3 > * { padding: 0 1rem; }
    .g-4 { margin: 0 -1.5rem; }
    .g-4 > * { padding: 0 1.5rem; }
    
    /* ========================================
       FLEX UTILITIES
       ======================================== */
    
    /* ========================================
   DISPLAY
======================================== */

.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-none { display: none !important; }


/* ========================================
   FLEX DIRECTION
======================================== */

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

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


/* ========================================
   FLEX 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-stretch { align-items: stretch !important; }
.align-items-baseline { align-items: baseline !important; }


/* ========================================
   ALIGN CONTENT
======================================== */

.align-content-start { align-content: flex-start !important; }
.align-content-end { align-content: flex-end !important; }
.align-content-center { align-content: center !important; }
.align-content-between { align-content: space-between !important; }
.align-content-around { align-content: space-around !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; }


/* ========================================
   FLEX GROW / SHRINK
======================================== */

.flex-grow-0 { flex-grow: 0 !important; }
.flex-grow-1 { flex-grow: 1 !important; }

.flex-shrink-0 { flex-shrink: 0 !important; }
.flex-shrink-1 { flex-shrink: 1 !important; }


/* ========================================
   RESPONSIVE
======================================== */

/* SM (≥576px) */
@media (min-width:576px){

.d-sm-flex { display: flex !important; }
.d-sm-block { display: block !important; }
.d-sm-none { display: none !important; }

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

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

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

}


/* MD (≥768px) */
@media (min-width:768px){

.d-md-flex { display: flex !important; }
.d-md-block { display: block !important; }
.d-md-none { display: none !important; }

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

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

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

}


/* LG (≥992px) */
@media (min-width:992px){

.d-lg-flex { display: flex !important; }
.d-lg-block { display: block !important; }
.d-lg-none { display: none !important; }

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

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

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

}


/* XL (≥1200px) */
@media (min-width:1200px){

.d-xl-flex { display: flex !important; }
.d-xl-block { display: block !important; }
.d-xl-none { display: none !important; }

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

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

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

}


/* ========================================
   ORDER (ALL DEVICES)
======================================== */

.order-0 { order: 0 !important; }
.order-1 { order: 1 !important; }
.order-2 { order: 2 !important; }
.order-3 { order: 3 !important; }
.order-4 { order: 4 !important; }
.order-5 { order: 5 !important; }

.order-first { order: -1 !important; }
.order-last { order: 9999 !important; }


/* ========================================
   SM (≥576px)
======================================== */
@media (min-width:576px){

.order-sm-0 { order: 0 !important; }
.order-sm-1 { order: 1 !important; }
.order-sm-2 { order: 2 !important; }
.order-sm-3 { order: 3 !important; }
.order-sm-4 { order: 4 !important; }
.order-sm-5 { order: 5 !important; }

.order-sm-first { order: -1 !important; }
.order-sm-last { order: 9999 !important; }

}


/* ========================================
   MD (≥768px)
======================================== */
@media (min-width:768px){

.order-md-0 { order: 0 !important; }
.order-md-1 { order: 1 !important; }
.order-md-2 { order: 2 !important; }
.order-md-3 { order: 3 !important; }
.order-md-4 { order: 4 !important; }
.order-md-5 { order: 5 !important; }

.order-md-first { order: -1 !important; }
.order-md-last { order: 9999 !important; }

}


/* ========================================
   LG (≥992px)
======================================== */
@media (min-width:992px){

.order-lg-0 { order: 0 !important; }
.order-lg-1 { order: 1 !important; }
.order-lg-2 { order: 2 !important; }
.order-lg-3 { order: 3 !important; }
.order-lg-4 { order: 4 !important; }
.order-lg-5 { order: 5 !important; }

.order-lg-first { order: -1 !important; }
.order-lg-last { order: 9999 !important; }

}


/* ========================================
   XL (≥1200px)
======================================== */
@media (min-width:1200px){

.order-xl-0 { order: 0 !important; }
.order-xl-1 { order: 1 !important; }
.order-xl-2 { order: 2 !important; }
.order-xl-3 { order: 3 !important; }
.order-xl-4 { order: 4 !important; }
.order-xl-5 { order: 5 !important; }

.order-xl-first { order: -1 !important; }
.order-xl-last { order: 9999 !important; }

}
    /* ========================================
   BASE SPACING
======================================== */

.m-0 {margin:0!important;}
.m-1 {margin:.25rem!important;}
.m-2 {margin:.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:.25rem!important;}
.mt-2 {margin-top:.5rem!important;}
.mt-3 {margin-top:1rem!important;}
.mt-4 {margin-top:1.5rem!important;}
.mt-5 {margin-top:3rem!important;}

.mb-0 {margin-bottom:0!important;}
.mb-1 {margin-bottom:.25rem!important;}
.mb-2 {margin-bottom:.5rem!important;}
.mb-3 {margin-bottom:1rem!important;}
.mb-4 {margin-bottom:1.5rem!important;}
.mb-5 {margin-bottom:3rem!important;}

.ms-0 {margin-left:0!important;}
.ms-1 {margin-left:.25rem!important;}
.ms-2 {margin-left:.5rem!important;}
.ms-3 {margin-left:1rem!important;}
.ms-4 {margin-left:1.5rem!important;}
.ms-5 {margin-left:3rem!important;}

.me-0 {margin-right:0!important;}
.me-1 {margin-right:.25rem!important;}
.me-2 {margin-right:.5rem!important;}
.me-3 {margin-right:1rem!important;}
.me-4 {margin-right:1.5rem!important;}
.me-5 {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:.25rem!important;margin-bottom:.25rem!important;}
.my-2 {margin-top:.5rem!important;margin-bottom:.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;}


/* ========================================
   PADDING
======================================== */

.p-0 {padding:0!important;}
.p-1 {padding:.25rem!important;}
.p-2 {padding:.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:.25rem!important;}
.pt-2 {padding-top:.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:.25rem!important;}
.pb-2 {padding-bottom:.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:.25rem!important;}
.ps-2 {padding-left:.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:.25rem!important;}
.pe-2 {padding-right:.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:.25rem!important;padding-right:.25rem!important;}
.px-2 {padding-left:.5rem!important;padding-right:.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:.25rem!important;padding-bottom:.25rem!important;}
.py-2 {padding-top:.5rem!important;padding-bottom:.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;}


/* ========================================
   RESPONSIVE SPACING
======================================== */

@media (min-width:992px){

.mt-lg-0{margin-top:0!important;}
.mt-lg-1{margin-top:.25rem!important;}
.mt-lg-2{margin-top:.5rem!important;}
.mt-lg-3{margin-top:1rem!important;}
.mt-lg-4{margin-top:1.5rem!important;}
.mt-lg-5{margin-top:3rem!important;}

.mb-lg-0{margin-bottom:0!important;}
.mb-lg-1{margin-bottom:.25rem!important;}
.mb-lg-2{margin-bottom:.5rem!important;}
.mb-lg-3{margin-bottom:1rem!important;}
.mb-lg-4{margin-bottom:1.5rem!important;}
.mb-lg-5{margin-bottom:3rem!important;}

.ms-lg-0{margin-left:0!important;}
.ms-lg-1{margin-left:.25rem!important;}
.ms-lg-2{margin-left:.5rem!important;}
.ms-lg-3{margin-left:1rem!important;}
.ms-lg-4{margin-left:1.5rem!important;}
.ms-lg-5{margin-left:3rem!important;}

.me-lg-0{margin-right:0!important;}
.me-lg-1{margin-right:.25rem!important;}
.me-lg-2{margin-right:.5rem!important;}
.me-lg-3{margin-right:1rem!important;}
.me-lg-4{margin-right:1.5rem!important;}
.me-lg-5{margin-right:3rem!important;}

.pt-lg-0{padding-top:0!important;}
.pt-lg-1{padding-top:.25rem!important;}
.pt-lg-2{padding-top:.5rem!important;}
.pt-lg-3{padding-top:1rem!important;}
.pt-lg-4{padding-top:1.5rem!important;}
.pt-lg-5{padding-top:3rem!important;}

.pb-lg-0{padding-bottom:0!important;}
.pb-lg-1{padding-bottom:.25rem!important;}
.pb-lg-2{padding-bottom:.5rem!important;}
.pb-lg-3{padding-bottom:1rem!important;}
.pb-lg-4{padding-bottom:1.5rem!important;}
.pb-lg-5{padding-bottom:3rem!important;}

.ps-lg-0{padding-left:0!important;}
.ps-lg-1{padding-left:.25rem!important;}
.ps-lg-2{padding-left:.5rem!important;}
.ps-lg-3{padding-left:1rem!important;}
.ps-lg-4{padding-left:1.5rem!important;}
.ps-lg-5{padding-left:3rem!important;}

.pe-lg-0{padding-right:0!important;}
.pe-lg-1{padding-right:.25rem!important;}
.pe-lg-2{padding-right:.5rem!important;}
.pe-lg-3{padding-right:1rem!important;}
.pe-lg-4{padding-right:1.5rem!important;}
.pe-lg-5{padding-right:3rem!important;}

}

@media (min-width:768px){

.mt-md-0{margin-top:0!important;}
.mt-md-1{margin-top:.25rem!important;}
.mt-md-2{margin-top:.5rem!important;}
.mt-md-3{margin-top:1rem!important;}
.mt-md-4{margin-top:1.5rem!important;}
.mt-md-5{margin-top:3rem!important;}

.mb-md-0{margin-bottom:0!important;}
.mb-md-1{margin-bottom:.25rem!important;}
.mb-md-2{margin-bottom:.5rem!important;}
.mb-md-3{margin-bottom:1rem!important;}
.mb-md-4{margin-bottom:1.5rem!important;}
.mb-md-5{margin-bottom:3rem!important;}

.ms-md-0{margin-left:0!important;}
.ms-md-1{margin-left:.25rem!important;}
.ms-md-2{margin-left:.5rem!important;}
.ms-md-3{margin-left:1rem!important;}
.ms-md-4{margin-left:1.5rem!important;}
.ms-md-5{margin-left:3rem!important;}

.me-md-0{margin-right:0!important;}
.me-md-1{margin-right:.25rem!important;}
.me-md-2{margin-right:.5rem!important;}
.me-md-3{margin-right:1rem!important;}
.me-md-4{margin-right:1.5rem!important;}
.me-md-5{margin-right:3rem!important;}

.pt-md-0{padding-top:0!important;}
.pt-md-1{padding-top:.25rem!important;}
.pt-md-2{padding-top:.5rem!important;}
.pt-md-3{padding-top:1rem!important;}
.pt-md-4{padding-top:1.5rem!important;}
.pt-md-5{padding-top:3rem!important;}

.pb-md-0{padding-bottom:0!important;}
.pb-md-1{padding-bottom:.25rem!important;}
.pb-md-2{padding-bottom:.5rem!important;}
.pb-md-3{padding-bottom:1rem!important;}
.pb-md-4{padding-bottom:1.5rem!important;}
.pb-md-5{padding-bottom:3rem!important;}

.ps-md-0{padding-left:0!important;}
.ps-md-1{padding-left:.25rem!important;}
.ps-md-2{padding-left:.5rem!important;}
.ps-md-3{padding-left:1rem!important;}
.ps-md-4{padding-left:1.5rem!important;}
.ps-md-5{padding-left:3rem!important;}

.pe-md-0{padding-right:0!important;}
.pe-md-1{padding-right:.25rem!important;}
.pe-md-2{padding-right:.5rem!important;}
.pe-md-3{padding-right:1rem!important;}
.pe-md-4{padding-right:1.5rem!important;}
.pe-md-5{padding-right:3rem!important;}

}

@media (min-width:576px){

.mt-sm-0{margin-top:0!important;}
.mt-sm-1{margin-top:.25rem!important;}
.mt-sm-2{margin-top:.5rem!important;}
.mt-sm-3{margin-top:1rem!important;}
.mt-sm-4{margin-top:1.5rem!important;}
.mt-sm-5{margin-top:3rem!important;}

.mb-sm-0{margin-bottom:0!important;}
.mb-sm-1{margin-bottom:.25rem!important;}
.mb-sm-2{margin-bottom:.5rem!important;}
.mb-sm-3{margin-bottom:1rem!important;}
.mb-sm-4{margin-bottom:1.5rem!important;}
.mb-sm-5{margin-bottom:3rem!important;}

.pt-sm-0{padding-top:0!important;}
.pt-sm-1{padding-top:.25rem!important;}
.pt-sm-2{padding-top:.5rem!important;}
.pt-sm-3{padding-top:1rem!important;}
.pt-sm-4{padding-top:1.5rem!important;}
.pt-sm-5{padding-top:3rem!important;}

.pb-sm-0{padding-bottom:0!important;}
.pb-sm-1{padding-bottom:.25rem!important;}
.pb-sm-2{padding-bottom:.5rem!important;}
.pb-sm-3{padding-bottom:1rem!important;}
.pb-sm-4{padding-bottom:1.5rem!important;}
.pb-sm-5{padding-bottom:3rem!important;}

}


    /* ========================================
       POSITION UTILITIES (NEW)
       ======================================== */
    
    .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; }
    
    /* ========================================
       TEXT UTILITIES
       ======================================== */
    
    .text-start { text-align: left; }
    .text-center { text-align: center; }
    .text-end { text-align: right; }
    
    .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-info { color: var(--info); }
    .text-light { color: var(--light); }
    .text-dark { color: var(--dark); }
    .text-white { color: var(--white); }
    .text-muted { color: var(--gray-500); }
    .text-body { color: var(--gray-800); }
    
    .fw-light { font-weight: 300; }
    .fw-normal { font-weight: 400; }
    .fw-medium { font-weight: 500; }
    .fw-semibold { font-weight: 600; }
    .fw-bold { font-weight: 700; }
    
    .fs-1 { font-size: 2.5rem; }
    .fs-2 { font-size: 2rem; }
    .fs-3 { font-size: 1.75rem; }
    .fs-4 { font-size: 1.5rem; }
    .fs-5 { font-size: 1.25rem; }
    .fs-6 { font-size: 1rem; }
    
    .text-uppercase { text-transform: uppercase; }
    .text-decoration-none { text-decoration: none; }
    
    /* ========================================
       NAVBAR (Pure CSS)
       ======================================== */
    
    .navbar {
      position: relative;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      padding: 0.5rem 1rem;
      background-color: var(--white);
      box-shadow: var(--shadow);
    }
    
    .navbar-brand {
      display: inline-block;
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--dark);
      text-decoration: none;
      margin-right: 1rem;
      transition: var(--transition);
    }
    .navbar-brand:hover { color: var(--primary); }
    
    .navbar-nav {
      display: flex;
      flex-direction: column;
      list-style: none;
      padding: 0;
      margin: 0;
    }
    
    @media (min-width: 768px) {
      .navbar-nav { flex-direction: row; }
    }
    
    .nav-link {
      display: block;
      padding: 0.5rem 1rem;
      color: var(--gray-700);
      text-decoration: none;
      font-weight: 500;
      border-radius: var(--radius);
      transition: var(--transition);
    }
    .nav-link:hover,
    .nav-link:focus {
      color: var(--primary);
      background-color: var(--gray-100);
    }
    
    /* Mobile Toggle (CSS Checkbox Hack) */
    .navbar-toggler-input { display: none; }
    
    .navbar-toggler {
      display: none;
      padding: 0.5rem;
      background: transparent;
      border: 1px solid var(--gray-300);
      border-radius: var(--radius);
      cursor: pointer;
    }
    
    .navbar-toggler-icon {
      display: block;
      width: 24px;
      height: 2px;
      background-color: var(--dark);
      position: relative;
      transition: var(--transition);
    }
    .navbar-toggler-icon::before,
    .navbar-toggler-icon::after {
      content: '';
      position: absolute;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--dark);
      transition: var(--transition);
    }
    .navbar-toggler-icon::before { top: -7px; }
    .navbar-toggler-icon::after { bottom: -7px; }
    
    /* Collapse Container */
    .navbar-collapse {
      flex-basis: 100%;
      flex-grow: 1;
      align-items: center;
    }
    
    @media (max-width: 767px) {
      .navbar-toggler { display: block; }
      .navbar-collapse { 
        display: none; 
        width: 100%;
      }
      
      /* Open State */
      .navbar-toggler-input:checked ~ .navbar-collapse {
        display: block;
        padding-top: 1rem;
      }
      
      /* Animate Hamburger */
      .navbar-toggler-input:checked ~ .navbar-toggler .navbar-toggler-icon {
        background-color: transparent;
      }
      .navbar-toggler-input:checked ~ .navbar-toggler .navbar-toggler-icon::before {
        transform: rotate(45deg);
        top: 0;
      }
      .navbar-toggler-input:checked ~ .navbar-toggler .navbar-toggler-icon::after {
        transform: rotate(-45deg);
        bottom: 0;
      }
    }
    
    @media (min-width: 768px) {
      .navbar-collapse {
        display: flex !important;
        flex-basis: auto;
      }
      .navbar-expand-md .navbar-nav {
        flex-direction: row;
      }
    }
    
    .sticky-top {
      position: sticky;
      top: 0;
      z-index: 1020;
    }
    
    /* ========================================
       BUTTONS
       ======================================== */
    
    .btn {
      display: inline-block;
      font-family: var(--font-family);
      font-weight: 500;
      line-height: 1.5;
      text-align: center;
      text-decoration: none;
      vertical-align: middle;
      cursor: pointer;
      user-select: none;
      border: 1px solid transparent;
      padding: 0.5rem 1.25rem;
      font-size: 1rem;
      border-radius: var(--radius);
      transition: var(--transition);
    }
    
    .btn:hover { transform: translateY(-1px); }
    .btn:focus { outline: none; box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3); }
    .btn:disabled { opacity: 0.65; pointer-events: none; }
    
    .btn-primary { color: var(--white); background-color: var(--primary); border-color: var(--primary); }
    .btn-primary:hover { background-color: var(--primary-dark); border-color: var(--primary-dark); }
    
    .btn-secondary { color: var(--white); background-color: var(--secondary); border-color: var(--secondary); }
    .btn-secondary:hover { background-color: #475569; border-color: #475569; }
    
    .btn-success { color: var(--white); background-color: var(--success); border-color: var(--success); }
    .btn-success:hover { background-color: #059669; border-color: #059669; }
    
    .btn-danger { color: var(--white); background-color: var(--danger); border-color: var(--danger); }
    .btn-danger:hover { background-color: #dc2626; border-color: #dc2626; }
    
    .btn-warning { color: var(--dark); background-color: var(--warning); border-color: var(--warning); }
    .btn-warning:hover { background-color: #d97706; border-color: #d97706; }
    
    .btn-info { color: var(--white); background-color: var(--info); border-color: var(--info); }
    .btn-info:hover { background-color: #0891b2; border-color: #0891b2; }
    
    .btn-dark { color: var(--white); background-color: var(--dark); border-color: var(--dark); }
    .btn-dark:hover { background-color: #1e293b; border-color: #1e293b; }
    
    .btn-light { color: var(--dark); background-color: var(--light); border-color: var(--light); }
    .btn-light:hover { background-color: var(--gray-200); border-color: var(--gray-200); }
    
    .btn-outline-primary { color: var(--primary); border-color: var(--primary); background: transparent; }
    .btn-outline-primary:hover { color: var(--white); background-color: var(--primary); }
    
    .btn-outline-secondary { color: var(--secondary); border-color: var(--secondary); background: transparent; }
    .btn-outline-secondary:hover { color: var(--white); background-color: var(--secondary); }
    
    .btn-outline-success { color: var(--success); border-color: var(--success); background: transparent; }
    .btn-outline-success:hover { color: var(--white); background-color: var(--success); }
    
    .btn-outline-danger { color: var(--danger); border-color: var(--danger); background: transparent; }
    .btn-outline-danger:hover { color: var(--white); background-color: var(--danger); }
    
    .btn-outline-dark { color: var(--dark); border-color: var(--dark); background: transparent; }
    .btn-outline-dark:hover { color: var(--white); background-color: var(--dark); }
    
    .btn-outline-light { color: var(--gray-700); border-color: var(--light); background: transparent; }
    .btn-outline-light:hover { color: var(--dark); background-color: var(--light); }
    
    .btn-sm { padding: 0.25rem 0.75rem; font-size: 0.875rem; border-radius: 0.25rem; }
    .btn-lg { padding: 0.75rem 1.75rem; font-size: 1.125rem; border-radius: var(--radius-lg); }
    
    /* ========================================
       CARD
       ======================================== */
    
    .card {
      position: relative;
      display: flex;
      flex-direction: column;
      min-width: 0;
      word-wrap: break-word;
      background-color: var(--white);
      background-clip: border-box;
      border: 1px solid var(--gray-200);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      overflow: hidden;
      transition: var(--transition);
    }
    .card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
    
    .card-body { flex: 1 1 auto; padding: 1.5rem; }
    
    .card-title {
      margin: 0 0 0.75rem;
      font-size: 1.25rem;
      font-weight: 600;
      color: var(--dark);
    }
    
    .card-subtitle {
      margin-top: -0.375rem;
      margin-bottom: 0.5rem;
      color: var(--gray-500);
      font-size: 0.875rem;
    }
    
    .card-text { margin-bottom: 1rem; color: var(--gray-600); }
    
    .card-header {
      padding: 1rem 1.5rem;
      margin-bottom: 0;
      background-color: var(--white);
      border-bottom: 1px solid var(--gray-200);
      font-weight: 600;
    }
    
    .card-footer {
      padding: 1rem 1.5rem;
      background-color: var(--gray-50);
      border-top: 1px solid var(--gray-200);
      color: var(--gray-500);
    }
    
    .card-img-top {
      width: 100%;
      aspect-ratio: 16/9;
      object-fit: cover;
      background: var(--gray-200);
    }
    
    .h-100 { height: 100%; }
    
    /* ========================================
       BACKGROUND & BORDER
       ======================================== */
    
    .bg-primary { background-color: var(--primary); }
    .bg-secondary { background-color: var(--secondary); }
    .bg-success { background-color: var(--success); }
    .bg-danger { background-color: var(--danger); }
    .bg-warning { background-color: var(--warning); }
    .bg-info { background-color: var(--info); }
    .bg-light { background-color: var(--light); }
    .bg-dark { background-color: var(--dark); }
    .bg-white { background-color: var(--white); }
    .bg-transparent { background-color: transparent; }
    
    .border { border: 1px solid var(--gray-300); }
    .border-0 { border: 0; }
    .rounded { border-radius: var(--radius); }
    .rounded-lg { border-radius: var(--radius-lg); }
    
    .shadow { box-shadow: var(--shadow); }
    .shadow-sm { box-shadow: var(--shadow); }
    .shadow-lg { box-shadow: var(--shadow-lg); }
    
    .w-100 { width: 100%; }
    
    /* ========================================
       DEMO PAGE STYLES
       ======================================== */
    
    .demo-section { padding: 4rem 0; border-bottom: 1px solid var(--gray-200); }
    .demo-section:last-child { border-bottom: none; }
    .demo-title { font-size: 2rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--dark); }
    .demo-subtitle { color: var(--gray-500); margin-bottom: 2rem; }
    
    .grid-demo [class^="col-"] {
      background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
      color: var(--white);
      padding: 1rem;
      border-radius: var(--radius);
      text-align: center;
      font-weight: 500;
      font-size: 0.875rem;
      margin-bottom: 0.5rem;
    }
    
    .hero {
      background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
      color: var(--white);
      padding: 6rem 0;
      position: relative;
      overflow: hidden;
    }
    .hero::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -20%;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .hero .demo-title { color: var(--white); font-size: 3.5rem; }
    .hero .demo-subtitle { color: var(--gray-400); font-size: 1.25rem; }
    
    .footer-link { color: var(--gray-400); text-decoration: none; transition: var(--transition); }
    .footer-link:hover { color: var(--white); }
    
    hr { border: 0; border-top: 1px solid var(--gray-600); margin: 2rem 0; }