/* ============================================================
   Lead Management — corporate, minimalistic theme
   Soothing steel-blue / slate palette, clean system font.
   ============================================================ */
:root {
    --brand:        #2f6b9a;   /* primary steel blue */
    --brand-dark:   #275a82;
    --brand-tint:   #eef3f8;   /* soft brand background */
    --bg:           #f4f6f9;   /* app background */
    --surface:      #ffffff;   /* cards, navbar */
    --ink:          #1f2a37;   /* headings + labels */
    --text:         #41505f;   /* body text */
    --muted:        #79859433; /* (unused placeholder) */
    --muted-text:   #7b8694;
    --line:         #e6eaf0;   /* borders */
    --soft-success: #3f9d82;
    --soft-warning: #c2922f;
    --soft-danger:  #c2564a;
    --soft-info:    #3f7fa6;
    --radius:       10px;
    --shadow-sm:    0 1px 2px rgba(16,24,40,.06);
    --shadow:       0 1px 2px rgba(16,24,40,.06), 0 2px 6px rgba(16,24,40,.05);

    /* Re-tint Bootstrap’s tokens so badges/links/etc. inherit the palette */
    --bs-primary: var(--brand);
    --bs-primary-rgb: 47,107,154;
    --bs-secondary-rgb: 123,134,148;
    --bs-success-rgb: 63,157,130;
    --bs-warning-rgb: 194,146,47;
    --bs-danger-rgb: 194,86,74;
    --bs-info-rgb: 63,127,166;
    --bs-body-bg: var(--bg);
    --bs-body-color: var(--text);
    --bs-border-color: var(--line);
    --bs-link-color: var(--brand);
    --bs-link-hover-color: var(--brand-dark);
    --bs-link-color-rgb: 47,107,154;
}

html { font-size: 16px; position: relative; min-height: 100%; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: .9375rem;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

/* ---------- Headings ---------- */
h1, h2, h3, h4, h5, h6 { color: var(--ink); font-weight: 600; letter-spacing: -.01em; }

main > h1, .page-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    padding-bottom: .6rem;
    border-bottom: 1px solid var(--line);
}

.card-header { font-weight: 600; color: var(--ink); }
.text-muted { color: var(--muted-text) !important; }

/* ---------- Labels (bold, as requested) ---------- */
.form-label,
.form-check-label,
.col-form-label,
label,
table thead th {
    font-weight: 600;
    color: var(--ink);
}
.form-label { margin-bottom: .35rem; }

/* ---------- Navbar (clean white bar) ---------- */
.navbar {
    background: var(--surface) !important;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
    padding-top: .6rem;
    padding-bottom: .6rem;
}
.navbar .navbar-brand { color: var(--brand); font-weight: 700; letter-spacing: -.02em; }
.navbar .navbar-brand .opacity-75 { color: var(--muted-text); opacity: 1 !important; }
.navbar .nav-link {
    color: var(--text);
    font-weight: 500;
    border-radius: 8px;
    padding: .4rem .75rem;
    transition: background-color .12s ease, color .12s ease;
}
.navbar .nav-link:hover { background: var(--brand-tint); color: var(--brand-dark); }
.navbar .nav-link.disabled { color: var(--muted-text) !important; }
.navbar-toggler { border-color: var(--line); }

/* ---------- Cards ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}
.card-header {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: .8rem 1rem;
}

/* ---------- Buttons ---------- */
.btn { border-radius: 8px; font-weight: 500; padding: .45rem .9rem; }
.btn-sm { padding: .3rem .6rem; }
.btn-primary { background: var(--brand); border-color: var(--brand); }
.btn-primary:hover, .btn-primary:focus { background: var(--brand-dark); border-color: var(--brand-dark); }
.btn-success { background: var(--soft-success); border-color: var(--soft-success); }
.btn-success:hover { filter: brightness(.94); }
.btn-danger { background: var(--soft-danger); border-color: var(--soft-danger); }
.btn-warning { background: var(--soft-warning); border-color: var(--soft-warning); color: #fff; }
.btn-outline-secondary { color: var(--text); border-color: var(--line); }
.btn-outline-secondary:hover { background: var(--brand-tint); color: var(--brand-dark); border-color: var(--brand-tint); }
.btn-outline-primary { color: var(--brand); border-color: var(--brand); }
.btn-outline-primary:hover { background: var(--brand); border-color: var(--brand); }
.btn-outline-danger { color: var(--soft-danger); border-color: var(--soft-danger); }
.btn-outline-danger:hover { background: var(--soft-danger); border-color: var(--soft-danger); }
.btn-outline-success { color: var(--soft-success); border-color: var(--soft-success); }
.btn-outline-success:hover { background: var(--soft-success); border-color: var(--soft-success); }
.btn:focus, .btn:active:focus { box-shadow: 0 0 0 .2rem rgba(47,107,154,.18); }

/* ---------- Forms ---------- */
.form-control, .form-select {
    border-radius: 8px;
    border-color: var(--line);
    color: var(--text);
    padding: .45rem .7rem;
}
.form-control:focus, .form-select:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 .2rem rgba(47,107,154,.15);
}
.form-control::placeholder { color: #aab2bd; }
.form-check-input:checked { background-color: var(--brand); border-color: var(--brand); }
.form-check-input:focus { border-color: var(--brand); box-shadow: 0 0 0 .2rem rgba(47,107,154,.15); }

/* ---------- Tables ---------- */
.table { --bs-table-bg: var(--surface); color: var(--text); margin-bottom: 0; }
.table > thead th {
    text-transform: uppercase;
    font-size: .72rem;
    letter-spacing: .045em;
    color: var(--muted-text);
    border-bottom: 1px solid var(--line);
    padding: .7rem .75rem;
}
.table > tbody > tr > td { padding: .7rem .75rem; border-color: var(--line); vertical-align: middle; }
.table-hover > tbody > tr:hover > * { background: var(--brand-tint); }
.table-responsive { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; box-shadow: var(--shadow-sm); }

/* ---------- Badges (soft) ---------- */
.badge { font-weight: 600; padding: .35em .6em; border-radius: 6px; letter-spacing: .01em; }
.text-bg-light { background: var(--brand-tint) !important; color: var(--brand-dark) !important; }

/* ---------- Tabs (Masters) ---------- */
.nav-tabs { border-bottom: 1px solid var(--line); }
.nav-tabs .nav-link {
    color: var(--muted-text);
    font-weight: 600;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    padding: .55rem .9rem;
}
.nav-tabs .nav-link:hover { color: var(--brand-dark); border-bottom-color: var(--line); background: transparent; }
.nav-tabs .nav-link.active { color: var(--brand); background: transparent; border-bottom-color: var(--brand); }

/* ---------- Pagination ---------- */
.pagination .page-link { color: var(--brand); border-color: var(--line); border-radius: 8px; margin: 0 2px; }
.pagination .page-item.active .page-link { background: var(--brand); border-color: var(--brand); }

/* ---------- Modals / list groups / alerts ---------- */
.modal-content { border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 12px 40px rgba(16,24,40,.18); }
.modal-header, .modal-footer { border-color: var(--line); }
.modal-title { font-weight: 600; }
.list-group-item { border-color: var(--line); }
.alert { border-radius: 8px; }

/* ---------- Dashboard counters ---------- */
#counters .card {
    text-align: center;
    border: 1px solid var(--line) !important;
    border-top-width: 3px !important;
    transition: box-shadow .15s ease, transform .15s ease;
}
#counters .card:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
#counters .display-6 { font-size: 1.9rem; font-weight: 700; color: var(--ink); line-height: 1.1; }
#counters .card.border-secondary { border-top-color: var(--muted-text) !important; }
#counters .card.border-primary   { border-top-color: var(--brand) !important; }
#counters .card.border-info      { border-top-color: var(--soft-info) !important; }
#counters .card.border-warning   { border-top-color: var(--soft-warning) !important; }
#counters .card.border-success   { border-top-color: var(--soft-success) !important; }
#counters .card.border-danger    { border-top-color: var(--soft-danger) !important; }

/* ---------- Auth (login / change password) ---------- */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1.5rem; }
.auth-card { width: 100%; max-width: 420px; }
.auth-card .card { box-shadow: 0 10px 30px rgba(16,24,40,.10); border-radius: 14px; }
.auth-brand { color: var(--brand); font-weight: 700; letter-spacing: -.02em; }

/* ---------- Misc ---------- */
a { text-decoration: none; }
a:hover { text-decoration: underline; }
.toast { border-radius: 10px; }
hr { border-color: var(--line); }