/* ===== RESET & VARIABLES ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f2f5f7;--surface:#ffffff;--surface2:#f8fafb;
  --border:#dde3e8;--border2:#b8c8d0;
  --text:#495057;--text2:#4e636d;--text3:#8fa3ad;
  --accent:#0087b7;--accent2:#006d96;--accent-light:#e6f4fa;
  --warn:#e9760a;--warn-light:#fff3cd;
  --danger:#c0392b;--danger-light:#fdecea;
  --info:#0087b7;--info-light:#e6f4fa;
  --radius:4px;--radius-lg:6px;
  --shadow:0 1px 3px rgba(100,100,100,.12),0 4px 12px rgba(0,0,0,.04);
  --font:neue-haas-unica,sans-serif;--mono:'DM Mono',monospace;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:16px;line-height:1.5}

/* ===== NAVBAR ===== */
.navbar{position:sticky;top:0;z-index:100;background:#ffffff;color:var(--text);display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:85px;box-shadow:0 1px 3px #646464}
.navbar-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.navbar-brand span{font-size:18px;font-weight:700;letter-spacing:.01em;color:var(--accent)}
.navbar-links{display:flex;gap:4px}
.navbar-links a{color:var(--text2);text-decoration:none;padding:8px 16px;border-radius:20px;font-size:16px;font-weight:600;transition:.15s}
.navbar-links a:hover{color:#fff;background:var(--accent)}

/* ===== LAYOUT ===== */
.app-container{max-width:1400px;margin:0 auto;padding:20px 16px}
#main_container{display:flex;flex-direction:row;height:100vh}

/* ===== TABS ===== */
.tabs-header{display:flex;gap:4px;margin-bottom:0;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:12px 12px 0;border:1px solid var(--border);border-bottom:none}
.tab-btn{display:flex;align-items:center;gap:6px;padding:10px 20px;border:none;cursor:pointer;font-family:var(--font);font-size:16px;font-weight:600;background:transparent;color:var(--text2);border-radius:var(--radius) var(--radius) 0 0;border-bottom:3px solid transparent;transition:.15s;white-space:nowrap}
.tab-btn:hover{color:var(--text);background:var(--surface2)}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--bg)}
.tab,.active-tab{margin:3px}
.active-tab{background-color:var(--accent);color:#fff}
.tab-content{display:none;background:var(--bg);border:1px solid var(--border);border-radius:0 var(--radius-lg) var(--radius-lg) var(--radius-lg);padding:20px;min-height:400px}
.tab-content.active{display:block}

/* ===== CARDS ===== */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);margin-bottom:16px;overflow:visible}
.card-header{padding:14px 20px;border-bottom:1px solid var(--border);font-weight:700;font-size:16px;display:flex;align-items:center;gap:8px;background:var(--surface2);border-radius:var(--radius-lg) var(--radius-lg) 0 0}
.card-body{padding:20px}
.card-highlight{background:#e6f4fa;border-color:#90cee4;box-shadow:0 0 8px rgba(0,135,183,.1)}

/* ===== GRID ===== */
.row{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:16px}
.row:last-child{margin-bottom:0}
.col{flex:1;min-width:0}
.col-3{flex:0 0 calc(25% - 12px);min-width:220px}
.col-4{flex:0 0 calc(33.333% - 11px);min-width:260px}
.col-6{flex:0 0 calc(50% - 8px);min-width:300px}
.col-8{flex:0 0 calc(66.666% - 8px);min-width:300px}
.col-9{flex:0 0 calc(75% - 8px);min-width:300px}
.col-12{flex:0 0 100%}

/* ===== FORMS ===== */
.form-group{margin-bottom:14px}
.form-label{display:block;font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--text2);margin-bottom:6px}
.form-input,.form-select{width:100%;padding:5px 10px;border:1px solid var(--border2);border-radius:var(--radius);font-family:var(--font);font-size:16px;color:var(--text);background:var(--surface);transition:.15s;outline:none}
.form-input:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,135,183,.15)}
.form-input[disabled],.form-select[disabled]{background:var(--surface2);color:var(--text3);cursor:not-allowed}
.form-hint{font-size:12px;color:var(--text3);margin-top:4px}

/* native inputs/selects */
input[type="text"],input[type="number"],select,multilevelselect{box-sizing:border-box;padding:5px 5px;background-color:#fff;font-size:16px;border-radius:3px;color:var(--text2)}
input[type="number"]{width:80px;text-align:center}
input[type="checkbox"]{width:20px;height:20px;cursor:pointer;margin:3px;border-radius:4px;accent-color:var(--accent);vertical-align:middle}
select,multilevelselect{width:250px;border-radius:4px}
.narrow-select{width:auto}

/* ===== RADIO / CHECK ===== */
.radio-group{display:flex;flex-direction:column;gap:8px}
.radio-option{display:flex;align-items:center;gap:10px;padding:10px 14px;border:1px solid var(--border);border-radius:20px;cursor:pointer;transition:.15s}
.radio-option:hover{border-color:var(--accent);background:var(--accent-light)}
.radio-option.selected{border-color:var(--accent);background:var(--accent-light)}
.radio-option input{accent-color:var(--accent);width:16px;height:16px}
.check-option{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:16px}
.check-option input{accent-color:var(--accent);width:15px;height:15px}

/* ===== ALERTS ===== */
.alert{padding:12px 16px;border-radius:var(--radius);font-size:16px;margin-bottom:12px;border:1px solid}
.alert-info{background:var(--info-light);border-color:#90cee4;color:var(--accent)}
.alert-warn{background:var(--warn-light);border-color:#ffe082;color:#7b4900}
.alert-success{background:var(--accent-light);border-color:#90cee4;color:var(--accent2)}
.alert-danger{background:var(--danger-light);border-color:#ef9a9a;color:var(--danger)}
.alert-secondary{background:#f4f6fa;border-color:var(--border2);color:var(--text2)}

/* ===== BUTTONS ===== */
button,input[type=submit]{padding:5px 5px;cursor:pointer;background-color:#fff;font-size:16px;border-radius:3px;color:var(--text2);border:none}
button svg *{stroke:currentColor}
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 20px;border:none;border-radius:20px;font-family:var(--font);font-size:16px;font-weight:600;cursor:pointer;transition:.15s;height:40px}
.btn-primary,.button-primary{background-color:var(--accent);color:#fff;border-radius:20px;padding:0 20px;font-size:16px;font-weight:600;height:40px;border:none;cursor:pointer;display:inline-flex;align-items:center}
.btn-primary:hover,.button-primary:hover{background:var(--accent2)}
.btn-secondary,.button-secondary{color:var(--accent);background-color:#fff;border-radius:20px;padding:0 20px;font-size:16px;font-weight:600;height:40px;border:1px solid var(--accent);cursor:pointer;display:inline-flex;align-items:center}
.btn-secondary:hover,.button-secondary:hover{background:var(--accent-light)}
.add-button{background-color:var(--accent);color:#fff;border-color:#fff;font-size:32px;padding:0;width:2.5rem;font-weight:500;border-radius:0;cursor:pointer}
table tr button{background-color:transparent}

/* ===== BADGES ===== */
.badge{display:inline-block;padding:2px 10px;border-radius:20px;font-size:12px;font-weight:600}
.badge-green{background:var(--accent-light);color:var(--accent)}
.badge-warn{background:var(--warn-light);color:var(--warn)}
.badge-red{background:var(--danger-light);color:var(--danger)}

/* ===== TABLES ===== */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:16px}
thead th{background:var(--surface2);font-weight:600;font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--text2);padding:10px 12px;position:sticky;top:0;border-bottom:.5px solid var(--accent);text-align:left;white-space:nowrap;vertical-align:text-top}
tbody tr{border-bottom:1px solid var(--border)}
tbody tr:last-child{border-bottom:none}
tbody tr:nth-child(even){background:var(--surface2)}
tbody tr:hover{background:rgba(0,135,183,.12)}
tbody td{padding:8px 12px;vertical-align:middle}
table tr{min-height:40px;height:40px}
table td,table th{min-height:40px;height:40px}
.total-row{font-weight:bold;border-top:.5px solid var(--accent)}
.editable-cell{background:#fffef0!important}
.editable-cell input,.editable-cell select{width:100%;padding:3px 6px;border:1px solid var(--border2);border-radius:4px;font-family:var(--font);font-size:14px;background:transparent}

/* ===== METRICS ===== */
.metrics-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}
.metric-card{flex:1;min-width:140px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 20px;box-shadow:var(--shadow)}
.metric-icon{font-size:26px;margin-bottom:6px}
.metric-value{font-size:24px;font-weight:700;font-family:var(--mono);color:var(--accent);line-height:1.2}
.metric-label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text3);margin-top:2px}

/* ===== ACCORDION ===== */
.accordion-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:6px;overflow:hidden}
.accordion-btn{width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--surface2);border:none;cursor:pointer;font-family:var(--font);font-size:16px;font-weight:600;text-align:left;transition:.15s}
.accordion-btn:hover{background:var(--border)}
.accordion-btn .chevron{transition:.2s;font-size:10px}
.accordion-btn.open .chevron{transform:rotate(180deg)}
.accordion-body{display:none;padding:16px;background:var(--surface)}
.accordion-body.open{display:block}

/* ===== CHARTS ===== */
.chart-container{position:relative;height:360px}
canvas{max-width:100%!important}

/* ===== STEP INDICATOR ===== */
.step-indicator{display:flex;align-items:center;gap:0;margin-bottom:24px;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:0}
.step-dot{width:28px;height:28px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--text3);transition:.2s}
.step.done .step-dot{background:var(--accent);color:#fff}
.step.active .step-dot{background:var(--accent);color:#fff;box-shadow:0 0 0 4px rgba(0,135,183,.2)}
.step-label{font-size:12px;font-weight:600;color:var(--text3);margin:0 8px;white-space:nowrap}
.step.active .step-label,.step.done .step-label{color:var(--text2)}
.step-line{width:30px;height:2px;background:var(--border)}
.step.done .step-line{background:var(--accent)}

/* ===== WELCOME / MODE ===== */
.welcome-hero{text-align:center;padding:32px 24px 20px;border-bottom:1px solid var(--border);margin-bottom:24px}
.welcome-hero h2{font-size:26px;font-weight:700;color:var(--text);margin-bottom:8px}
.welcome-hero p{color:var(--text2);font-size:16px}
.mode-options{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;margin-bottom:20px}
.mode-card{padding:18px;border:2px solid var(--border);border-radius:var(--radius-lg);cursor:pointer;transition:.15s;background:var(--surface)}
.mode-card:hover{border-color:var(--accent2);background:var(--accent-light)}
.mode-card.selected{border-color:var(--accent);background:var(--accent-light)}
.mode-card-title{font-weight:700;font-size:16px;margin-bottom:4px}
.mode-card-desc{font-size:14px;color:var(--text2)}

/* ===== SIDEBAR ===== */
.sidebar{background-color:#f8fafb;padding:10px;padding-top:50px;border-right:2px solid var(--border);width:300px;height:100vh;left:0;display:flex;flex-direction:column}
.main-menu-text{padding-left:15px}
.sidebar button{display:flex;width:100%;text-align:left;font-weight:700;align-items:center;padding:15px;border:none;margin-top:10px}
.sidebar a{text-decoration:none;color:var(--text2);padding:15px 20px;display:block;font-size:18px;transition:.3s}
.sidebar a:hover{background-color:var(--accent-light);color:var(--accent)}
.content{flex:1;padding:20px}

/* ===== LAYOUT HEADER ===== */
.layout-header{display:flex;justify-content:space-between;align-items:center;background-color:#fff;height:85px;box-shadow:0 1px 3px #646464;padding:0 10px;margin:0}
.layout-header .logo,.layout-header .tool-logo{height:50px;max-height:50px}
.data-buttons{position:absolute;right:50px;top:10px}

/* ===== TOOLTIP ===== */
.tooltip{position:relative;cursor:pointer}
.tooltiptext{visibility:hidden;min-width:130px;max-width:350px;background-color:var(--accent2);color:#fff;text-align:center;border-radius:5px;padding:5px;position:absolute;z-index:1;bottom:125%;left:50%;transform:translateX(-50%);opacity:0;transition:opacity .3s;line-height:20px}
.tooltip:hover .tooltiptext{visibility:visible;opacity:1}

/* ===== MULTI-LEVEL SELECT ===== */
.multilevelselect{position:relative;display:inline-block}
.multilevelselect-menu{display:none;position:absolute;min-width:100%;border:1px solid var(--border);background-color:#fff;z-index:3}
.multilevelselect:hover .multilevelselect-menu{display:block}
.multilevelselect-item{position:relative;cursor:pointer;border-bottom:1px solid var(--border);white-space:nowrap;z-index:3;padding:5px}
.submenu{display:none;position:absolute;left:100%;top:0;min-width:100%;border:1px solid var(--border);background-color:#fff;z-index:3}
.multilevelselect-item:hover>.submenu{display:block}
.multilevelselect-item:hover{background-color:var(--accent-light)}
.multilevelselect button{text-align:left;width:100%;padding:8px;border:1px solid var(--border2);background-color:#fff}

/* ===== DIALOG / MODAL ===== */
dialog{color:var(--text);background-color:#fff;border-radius:6px;box-shadow:0 8px 16px 0 rgba(0,0,0,.1);margin:auto;max-height:80vh;max-width:1480px;min-width:600px;overflow:auto;padding:32px;pointer-events:auto;border:none;outline:none}

/* ===== ICONS ===== */
svg.icon-small{width:25px;height:25px}
.material-symbols,svg.icon-large{width:40px;height:40px;font-size:40px}
.material-symbols-inline{font-size:20px;padding:0}

/* ===== MISC ===== */
hr{border:none;border-top:1px solid var(--border);margin:20px 0}
h4{font-size:18px;font-weight:700;margin-bottom:12px;color:var(--text)}
h5{font-size:16px;font-weight:700;margin-bottom:10px;color:var(--text)}
h6{font-size:14px;font-weight:700;margin-bottom:8px;color:var(--text2)}
.text-muted{color:var(--text3);font-size:13px}
.text-success{color:var(--accent)}
.container{padding-left:0;padding-right:0;position:relative}
.spacer{height:250px}
#home{font-size:18px;line-height:150%}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--text3)}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){.col-3,.col-4,.col-6,.col-8,.col-9{flex:0 0 100%}.metrics-row .metric-card{flex:0 0 calc(50% - 6px)}}
@media(max-width:600px){.tab-btn{padding:8px 12px;font-size:14px}.app-container{padding:12px 8px}.metrics-row .metric-card{flex:0 0 100%}}