/* =========================================
   Leger Bill - Premium Modern Stylesheet
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* ---- CSS Variables ---- */
:root {
    --primary:        #4318FF; /* Vibrant Indigo/Purple */
    --primary-dark:   #3311DB;
    --primary-light:  #F4F7FE;
    --accent:         #05CD99; /* Fresh Green */
    --accent-dark:    #04B586;
    --accent-light:   #E6FAF5;
    --warning:        #FFCE20; /* Vibrant Yellow */
    --warning-light:  #FFFCE8;
    --danger:         #EE5D50; /* Coral Red */
    --danger-dark:    #D95145;
    --danger-light:   #FDEFEF;
    --bg:             #F4F7FE; /* Premium soft backdrop */
    --surface:        #FFFFFF;
    --border:         #E9EDF7;
    --text-primary:   #111827; /* Near Black */
    --text-secondary: #475569; /* Dark Slate Gray */
    --text-muted:     #94A3B8;
    --sidebar-w:      280px;
    --topbar-h:       80px;
    --radius:         20px;
    --radius-sm:      14px;
    --shadow:         0 14px 34px -10px rgba(112, 144, 176, 0.15);
    --shadow-md:      0 20px 40px -10px rgba(112, 144, 176, 0.25);
    --shadow-lg:      0 30px 60px -15px rgba(112, 144, 176, 0.35);
    --transition:     all .25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { 
    font-family: 'Outfit', sans-serif; 
    background: var(--bg); 
    color: var(--text-primary); 
    font-size: 15px; 
    line-height: 1.6; 
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; }
ul { list-style: none; }

/* =========================================
   SIDEBAR
   ========================================= */
.sidebar {
    position: fixed; top: 0; left: 0; height: 100vh;
    width: var(--sidebar-w);
    background: var(--surface);
    border-right: none;
    display: flex; flex-direction: column;
    z-index: 1000;
    transition: var(--transition);
    box-shadow: 14px 0 34px -10px rgba(112, 144, 176, 0.08); /* Side shadow only */
}
.sidebar-brand {
    display: flex; align-items: center; gap: 14px;
    padding: 28px 24px 24px;
}
.brand-icon {
    width: 44px; height: 44px; border-radius: 12px;
    background: linear-gradient(135deg, #868CFF 0%, #4318FF 100%);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 20px; font-weight: 800; flex-shrink: 0;
    box-shadow: 0 8px 16px rgba(67, 24, 255, 0.25);
}
.brand-text { font-size: 22px; font-weight: 800; color: var(--text-primary); letter-spacing: -0.5px;}
.brand-sub  { font-size: 12px; color: var(--text-secondary); margin-top: -4px; font-weight: 500;}

.sidebar-nav { flex: 1; overflow-y: auto; padding: 10px 16px; }
.nav-section { margin-bottom: 24px; }
.nav-section-label {
    font-size: 11px; font-weight: 700; color: var(--text-secondary);
    text-transform: uppercase; letter-spacing: 1px;
    padding: 0 12px; margin-bottom: 8px;
}
.nav-item { margin-bottom: 4px; }
.nav-item a {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 14px; border-radius: 12px;
    color: var(--text-secondary); font-weight: 600; font-size: 15px;
    transition: var(--transition);
}
.nav-item a:hover {
    background: rgba(112, 144, 176, 0.05); color: var(--text-primary); transform: translateX(4px);
}
.nav-item a.active {
    background: var(--primary); color: #fff;
    box-shadow: 0 8px 16px rgba(67, 24, 255, 0.25);
}
.nav-item a .nav-icon { font-size: 18px; width: 22px; text-align: center; }

.sidebar-footer {
    padding: 24px;
}
.sidebar-user {
    display: flex; align-items: center; gap: 12px;
    padding: 14px; border-radius: 16px; background: var(--bg);
}
.user-avatar {
    width: 42px; height: 42px; border-radius: 50%; 
    background: linear-gradient(135deg, #05CD99 0%, #04B586 100%);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 16px; flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(5, 205, 153, 0.3);
}
.user-name  { font-size: 15px; font-weight: 700; color: var(--text-primary); line-height: 1.2; }
.user-role  { font-size: 12px; color: var(--text-secondary); font-weight: 500;}

/* =========================================
   TOPBAR
   ========================================= */
.topbar {
    position: fixed; top: 0; left: var(--sidebar-w); right: 0;
    height: var(--topbar-h);
    background: rgba(244, 247, 254, 0.8); 
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 40px; z-index: 900; gap: 16px;
}
.topbar-left { display: flex; align-items: center; gap: 16px; }
.topbar-title { font-size: 26px; font-weight: 800; color: var(--text-primary); letter-spacing: -0.5px;}
.topbar-subtitle { font-size: 14px; color: var(--text-secondary); }

.topbar-right { display: flex; align-items: center; gap: 16px; }

#menu-toggle {
    background: var(--surface); border: none; cursor: pointer;
    width: 42px; height: 42px; border-radius: 12px;
    display: none; align-items: center; justify-content: center;
    color: var(--text-primary); font-size: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition); 
}
#menu-toggle:hover { transform: scale(1.05); }

/* =========================================
   MAIN CONTENT
   ========================================= */
.main-content {
    margin-left: var(--sidebar-w);
    padding-top: var(--topbar-h);
    min-height: 100vh;
}
.page-content { padding: 40px; }

/* =========================================
   CARDS & BOXES
   ========================================= */
.card {
    background: var(--surface); 
    border-radius: var(--radius);
    box-shadow: var(--shadow); 
    border: none;
    overflow: hidden;
    margin-bottom: 24px;
}
.card-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 24px 30px; border-bottom: 1px solid var(--border);
}
.card-title { font-size: 18px; font-weight: 800; color: var(--text-primary); }
.card-body  { padding: 30px; }

/* Stat cards */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 32px; }
.stat-card {
    background: var(--surface); 
    border-radius: var(--radius);
    box-shadow: var(--shadow); 
    border: none;
    padding: 24px; display: flex; align-items: center; gap: 20px;
    transition: var(--transition);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-icon {
    width: 60px; height: 60px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 26px; flex-shrink: 0;
}
.stat-icon.blue   { background: var(--primary-light); color: var(--primary); }
.stat-icon.green  { background: var(--accent-light);  color: var(--accent); }
.stat-icon.yellow { background: var(--warning-light); color: var(--warning); }
.stat-icon.red    { background: var(--danger-light);  color: var(--danger); }
.stat-value { font-size: 28px; font-weight: 800; color: var(--text-primary); line-height: 1.1; letter-spacing: -0.5px;}
.stat-label { font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-top: 4px; }

/* =========================================
   TABLES
   ========================================= */
.table-wrapper { overflow-x: auto; padding: 0 10px; }
table { width: 100%; border-collapse: separate; border-spacing: 0 12px; }
thead th {
    color: var(--text-secondary); font-weight: 700;
    font-size: 13px; text-transform: uppercase; letter-spacing: .5px;
    padding: 0 20px 8px; text-align: left; border: none;
    white-space: nowrap;
}
tbody td {
    padding: 16px 20px; 
    background: var(--surface);
    color: var(--text-primary); vertical-align: middle; font-size: 15px; font-weight: 500;
}
tbody tr { box-shadow: var(--shadow); transition: var(--transition); }
/* Border radius for table rows */
tbody td:first-child { border-top-left-radius: 12px; border-bottom-left-radius: 12px; }
tbody td:last-child { border-top-right-radius: 12px; border-bottom-right-radius: 12px; }
tbody tr:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

/* =========================================
   BADGES / STATUS
   ========================================= */
.badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
}
.badge-paid     { background: var(--accent-light);  color: var(--accent-dark); }
.badge-unpaid   { background: var(--danger-light);  color: var(--danger-dark); }
.badge-partial  { background: var(--warning-light); color: #B45309; }
.badge-active   { background: var(--accent-light);  color: var(--accent-dark); }
.badge-inactive { background: var(--danger-light);  color: var(--danger-dark); }

/* =========================================
   BUTTONS
   ========================================= */
.btn {
    display: inline-flex; align-items: center; gap: 8px; justify-content: center;
    padding: 12px 24px; border-radius: 999px; /* Pill shape */
    font-size: 15px; font-weight: 700; border: none; cursor: pointer;
    transition: var(--transition); text-decoration: none;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary   { 
    background: linear-gradient(135deg, #868CFF 0%, #4318FF 100%); 
    color: #fff; 
    box-shadow: 0 10px 20px rgba(67, 24, 255, 0.2); 
}
.btn-primary:hover   { 
    background: linear-gradient(135deg, #4318FF 0%, #3311DB 100%); 
    box-shadow: 0 12px 24px rgba(67, 24, 255, 0.3); 
}
.btn-success   { 
    background: linear-gradient(135deg, #05CD99 0%, #04B586 100%); 
    color: #fff; 
    box-shadow: 0 10px 20px rgba(5, 205, 153, 0.2); 
}
.btn-success:hover   { 
    background: linear-gradient(135deg, #04B586 0%, #03946D 100%); 
    box-shadow: 0 12px 24px rgba(5, 205, 153, 0.3); 
}
.btn-danger    { 
    background: linear-gradient(135deg, #FF7870 0%, #EE5D50 100%); 
    color: #fff; 
    box-shadow: 0 10px 20px rgba(238, 93, 80, 0.2); 
}
.btn-danger:hover    { 
    background: linear-gradient(135deg, #EE5D50 0%, #D95145 100%); 
    box-shadow: 0 12px 24px rgba(238, 93, 80, 0.3); 
}
.btn-warning   { 
    background: linear-gradient(135deg, #FFD952 0%, #FFCE20 100%); 
    color: #1e293b; 
    box-shadow: 0 10px 20px rgba(255, 206, 32, 0.2); 
}
.btn-warning:hover { 
    background: linear-gradient(135deg, #FFCE20 0%, #EAB308 100%); 
    box-shadow: 0 12px 24px rgba(255, 206, 32, 0.3); 
}
.btn-outline   { 
    background: transparent; 
    color: var(--primary); 
    border: 2px solid var(--primary); 
    box-shadow: none; 
    padding: 10px 22px; 
}
.btn-outline:hover   { 
    background: var(--primary); 
    color: #fff; 
    box-shadow: 0 10px 20px rgba(67, 24, 255, 0.2);
}
.btn-sm  { padding: 8px 16px; font-size: 13px; }
.btn-light { 
    background: #EDF2FF; 
    color: var(--primary); 
    font-weight: 700;
}
.btn-light:hover { 
    background: var(--primary-light); 
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(112, 144, 176, 0.1);
}

/* =========================================
   FORMS
   ========================================= */
.form-group  { margin-bottom: 24px; }
.form-label  { display: block; font-size: 14px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.form-control {
    width: 100%; padding: 14px 18px;
    border: 2px solid transparent; border-radius: 16px;
    font-size: 15px; font-family: inherit; font-weight: 500;
    background: var(--bg);
    color: var(--text-primary); transition: var(--transition);
    outline: none;
}
.form-control:focus { border-color: var(--primary); background: var(--surface); box-shadow: 0 10px 20px rgba(67, 24, 255, 0.08); }
.form-control::placeholder { color: var(--text-secondary); }
select.form-control { cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23A3AED0%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat; background-position: right 18px top 50%; background-size: 12px auto; padding-right: 40px;
}
textarea.form-control { resize: vertical; min-height: 120px; }
.form-hint { font-size: 13px; color: var(--text-secondary); margin-top: 6px; font-weight: 500;}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }

/* =========================================
   SEARCH / FILTER BAR
   ========================================= */
.filter-bar {
    display: flex; align-items: center; gap: 16px;
    padding: 24px 30px; border-bottom: 1px solid var(--border);
    background: var(--surface); flex-wrap: wrap;
}
.search-wrap { position: relative; flex: 1; min-width: 240px; }
.search-wrap input {
    width: 100%; padding: 12px 20px 12px 44px;
    border: none; border-radius: 99px;
    font-size: 14px; font-weight: 500; background: var(--bg);
    transition: var(--transition); outline: none; font-family: inherit;
}
.search-wrap input:focus { background: var(--surface); box-shadow: 0 0 0 2px var(--primary), 0 10px 20px rgba(67, 24, 255, 0.08); }
.search-icon {
    position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
    color: var(--text-secondary); font-size: 16px;
}

/* =========================================
   LOGIN PAGE
   ========================================= */
.login-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: var(--bg);
    position: relative; overflow: hidden;
}
.login-page::before {
    content: ''; position: absolute; width: 800px; height: 800px;
    border-radius: 50%; background: radial-gradient(circle, rgba(67, 24, 255, 0.04), transparent 70%);
    top: -200px; right: -200px; pointer-events: none;
}
.login-card {
    background: var(--surface); border-radius: 30px;
    box-shadow: var(--shadow-lg); padding: 50px;
    width: 100%; max-width: 460px; position: relative; z-index: 1;
    border: none; animation: slideUp .5s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes slideUp {
    from { opacity: 0; transform: translateY(40px); }
    to   { opacity: 1; transform: translateY(0); }
}
.login-brand { text-align: center; margin-bottom: 40px; }
.login-logo {
    width: 72px; height: 72px; background: linear-gradient(135deg, #868CFF 0%, #4318FF 100%); border-radius: 20px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 32px; font-weight: 800;
    margin: 0 auto 20px; box-shadow: 0 14px 24px rgba(67, 24, 255, 0.25);
}
.login-title { font-size: 28px; font-weight: 800; color: var(--text-primary); letter-spacing: -0.5px;}
.login-sub   { font-size: 15px; color: var(--text-secondary); margin-top: 6px; font-weight: 500;}

/* =========================================
   VIEW DETAIL PAGE
   ========================================= */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.detail-item { margin-bottom: 16px; }
.detail-label { font-size: 12px; font-weight: 700; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.detail-value { font-size: 16px; font-weight: 600; color: var(--text-primary); }
.amount-big   { font-size: 36px; font-weight: 800; color: var(--primary); letter-spacing: -1px;}

/* =========================================
   EMPTY STATE
   ========================================= */
.empty-state {
    text-align: center; padding: 80px 20px;
    color: var(--text-secondary);
}
.empty-state-icon { font-size: 64px; margin-bottom: 20px; }
.empty-state-text { font-size: 20px; font-weight: 800; color: var(--text-primary); }
.empty-state-sub  { font-size: 15px; margin-top: 8px; font-weight: 500;}

/* =========================================
   PAGE HEADER
   ========================================= */
.page-header {
    display: flex; align-items: flex-start; justify-content: space-between;
    margin-bottom: 30px; flex-wrap: wrap; gap: 16px;
}
.page-title-wrap .page-title { font-size: 28px; font-weight: 800; color: var(--text-primary); letter-spacing: -0.5px;}
.page-title-wrap .page-sub   { font-size: 15px; font-weight: 500; color: var(--text-secondary); margin-top: 4px; }

.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-bottom: 12px; }
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { color: var(--text-primary); }

/* =========================================
   PROFILE PAGE
   ========================================= */
.profile-pic-wrap { text-align: center; padding: 30px 0; }
.profile-pic {
    width: 110px; height: 110px; border-radius: 50%; object-fit: cover;
    border: 4px solid var(--surface); background: linear-gradient(135deg, #05CD99 0%, #04B586 100%);
    box-shadow: 0 14px 24px rgba(5, 205, 153, 0.25);
    display: flex; align-items: center; justify-content: center;
    font-size: 42px; font-weight: 800; color: #FFF; margin: 0 auto 16px;
}

/* =========================================
   LAYOUT UTILITIES
   ========================================= */
.layout-split { display: grid; grid-template-columns: 1fr 350px; gap: 24px; align-items: start; }
.layout-split-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; align-items: start; }
.layout-split-1-3 { display: grid; grid-template-columns: 350px 1fr; gap: 24px; align-items: start; }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px;}
    .form-row-3 { grid-template-columns: 1fr 1fr; }
    .layout-split, .layout-split-2-1, .layout-split-1-3 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); width: 260px;}
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .topbar { left: 0; padding: 0 20px; }
    #menu-toggle { display: flex; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px;}
    .form-row, .form-row-3 { grid-template-columns: 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
    .page-content { padding: 20px; }
    .login-card { padding: 40px 30px; margin: 20px; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .topbar-title { font-size: 20px; }
    .search-wrap { width: 100%; min-width: 100%; }
    .btn { width: 100%; justify-content: center; } /* Make buttons full width on small screens */
    .page-header { flex-direction: column; align-items: stretch; } /* Make headers stack cleanly */
}

/* =========================================
   UTILITIES
   ========================================= */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.font-bold    { font-weight: 800; }
.text-success { color: var(--accent); }
.mt-16 { margin-top: 16px; }
.flex  { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.pw-wrapper { position: relative; }
.pw-toggle { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); background: none; border: none; cursor: pointer; color: var(--text-secondary); font-size: 16px; }