/* Inventory Management System - black & gold theme
   Self-hosted, no external font/CDN dependency by design (server may have
   no outbound internet access). */

:root {
    --ims-gold: #D4AF37;
    --ims-black: #0B0B0B;
    --ims-text: #F5F0E6;
    --ims-panel: #161616;
    --ims-panel-alt: #1E1B12;
    --ims-border: #3A3223;
    --ims-danger: #C0392B;
    --ims-success: #2E7D32;
    --ims-warning: #B8860B;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--ims-black);
    color: var(--ims-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--ims-gold); text-decoration: none; }
a:hover { text-decoration: underline; }

.ims-topbar {
    background: linear-gradient(180deg, #141414 0%, #0B0B0B 100%);
    border-bottom: 1px solid var(--ims-border);
    padding: 0 1.5rem;
}
.ims-topbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.ims-brand {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: .03em;
    color: var(--ims-gold);
}
.ims-brand:hover { text-decoration: none; opacity: .9; }
.ims-brand-logo { height: 32px; width: auto; }

.ims-topbar-right { display: flex; align-items: center; gap: 1rem; font-size: .9rem; }
.ims-topbar-right a { color: var(--ims-text); }
.ims-topbar-right a:hover { color: var(--ims-gold); }

.ims-shell { flex: 1; display: flex; max-width: 1400px; margin: 0 auto; width: 100%; }

.ims-sidebar {
    width: 220px;
    flex-shrink: 0;
    padding: 1.5rem 1rem;
    border-right: 1px solid var(--ims-border);
}
.ims-sidebar nav { display: flex; flex-direction: column; gap: .25rem; }
.ims-sidebar a {
    display: block;
    padding: .55rem .75rem;
    border-radius: 6px;
    color: var(--ims-text);
    font-size: .92rem;
}
.ims-sidebar a:hover { background: var(--ims-panel-alt); color: var(--ims-gold); text-decoration: none; }
.ims-sidebar a.active { background: var(--ims-panel-alt); color: var(--ims-gold); font-weight: 600; border: 1px solid var(--ims-border); }

.ims-content { flex: 1; padding: 2rem; min-width: 0; }

.ims-footer {
    text-align: center;
    padding: 1rem;
    font-size: .8rem;
    color: #8a8371;
    border-top: 1px solid var(--ims-border);
}

h1, h2, h3 { color: var(--ims-gold); font-weight: 600; }
h1 { font-size: 1.6rem; margin-top: 0; }
h2 { font-size: 1.25rem; }

.ims-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.ims-card {
    background: var(--ims-panel);
    border: 1px solid var(--ims-border);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.ims-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.ims-stat {
    background: var(--ims-panel);
    border: 1px solid var(--ims-border);
    border-left: 3px solid var(--ims-gold);
    border-radius: 8px;
    padding: 1rem 1.25rem;
}
.ims-stat .value { font-size: 1.8rem; font-weight: 700; color: var(--ims-gold); }
.ims-stat .label { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: #b9b09a; }

table.ims-table { width: 100%; border-collapse: collapse; }
table.ims-table th, table.ims-table td {
    text-align: left;
    padding: .65rem .75rem;
    border-bottom: 1px solid var(--ims-border);
    font-size: .92rem;
}
table.ims-table th { color: #b9b09a; text-transform: uppercase; font-size: .75rem; letter-spacing: .04em; }
table.ims-table tr:hover td { background: rgba(212,175,55,0.05); }

.ims-badge {
    display: inline-block;
    padding: .2rem .6rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .02em;
    border: 1px solid transparent;
}
.ims-badge-active { color: #8fe08f; border-color: var(--ims-success); background: rgba(46,125,50,0.15); }
.ims-badge-pending { color: #e0c96a; border-color: var(--ims-warning); background: rgba(184,134,11,0.15); }
.ims-badge-suspended { color: #e08f8f; border-color: var(--ims-danger); background: rgba(192,57,43,0.15); }
.ims-badge-cancelled { color: #9a9a9a; border-color: #555; background: rgba(120,120,120,0.15); }
.ims-badge-expired { color: #e08f8f; border-color: var(--ims-danger); background: rgba(192,57,43,0.15); }
.ims-badge-expiring { color: #e0c96a; border-color: var(--ims-warning); background: rgba(184,134,11,0.15); }

form.ims-form { max-width: 560px; }
.ims-field { margin-bottom: 1.1rem; }
.ims-field label { display: block; margin-bottom: .35rem; font-size: .88rem; color: #d8cfb8; }
.ims-field input[type=text],
.ims-field input[type=email],
.ims-field input[type=password],
.ims-field input[type=number],
.ims-field input[type=color],
.ims-field select,
.ims-field textarea {
    width: 100%;
    padding: .55rem .7rem;
    background: #0f0f0f;
    border: 1px solid var(--ims-border);
    border-radius: 6px;
    color: var(--ims-text);
    font-size: .92rem;
}
.ims-field input:focus, .ims-field select:focus, .ims-field textarea:focus {
    outline: none;
    border-color: var(--ims-gold);
}
.ims-field .helptext { font-size: .78rem; color: #8a8371; margin-top: .3rem; display: block; }
.ims-field ul.errorlist { color: #e08f8f; font-size: .82rem; margin: .3rem 0 0; padding-left: 1.1rem; }

.ims-btn {
    display: inline-block;
    padding: .6rem 1.3rem;
    border-radius: 6px;
    border: 1px solid var(--ims-gold);
    background: var(--ims-gold);
    color: #0B0B0B;
    font-weight: 600;
    font-size: .9rem;
    cursor: pointer;
}
.ims-btn:hover { background: #e6c458; text-decoration: none; }
.ims-btn-secondary { background: transparent; color: var(--ims-gold); }
.ims-btn-secondary:hover { background: var(--ims-panel-alt); }
.ims-btn-danger { background: transparent; border-color: var(--ims-danger); color: #e08f8f; }
.ims-btn-danger:hover { background: rgba(192,57,43,0.15); }

.ims-messages { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.ims-message { padding: .7rem 1rem; border-radius: 6px; margin-bottom: .5rem; font-size: .9rem; border: 1px solid; }
.ims-message-success { background: rgba(46,125,50,0.12); border-color: var(--ims-success); color: #8fe08f; }
.ims-message-error { background: rgba(192,57,43,0.12); border-color: var(--ims-danger); color: #e08f8f; }
.ims-message-warning { background: rgba(184,134,11,0.12); border-color: var(--ims-warning); color: #e0c96a; }
.ims-message-info { background: rgba(212,175,55,0.1); border-color: var(--ims-gold); color: var(--ims-gold); }

.ims-login-wrap {
    max-width: 380px;
    margin: 4rem auto;
    padding: 2rem;
}
.ims-login-wrap .ims-card { margin-bottom: 0; }
.ims-muted { color: #8a8371; }
.ims-hr { border: none; border-top: 1px solid var(--ims-border); margin: 1.5rem 0; }