/* --------------------------------------------------
   DESIGN SYSTEM: Compact, trustful, responsive
   -------------------------------------------------- */
:root {
    --c-primary: #c5a059;
    --c-primary-dark: #a38234;
    --c-bg-app: #0b1120;
    --c-bg-card: #121824;
    --c-text-main: #f1f5f9;
    --c-text-muted: #9aa7bb;
    --c-border: #24313f;
    --c-success: #10b981;
    --c-danger: #ef4444;
    --color-gold: #c5a059;
    --color-silver: #cbd5e1;
    --color-plat: #e2e8f0;
    --color-pall: #a8a29e;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --font-stack: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
    --nav-height: 72px;
    --glass: rgba(255,255,255,0.03);
    --card-elev: 18px;
}

* { box-sizing: border-box }
html, body { height: 100% }

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-stack);
    background: linear-gradient(180deg,#070912 0%,var(--c-bg-app) 100%);
    color: var(--c-text-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
}

/* Container + grid */
.container { max-width: 1400px; margin: 0 auto; padding: 0 16px; }
.grid-dashboard { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media(min-width:1024px) { .grid-dashboard { grid-template-columns: 320px 1fr; } }

/* NAV */
.navbar {
    position: sticky; top: 0; z-index: 120; height: var(--nav-height);
    display: flex; align-items: center; backdrop-filter: blur(8px);
    background: linear-gradient(180deg, rgba(11,17,32,0.95), rgba(11,17,32,0.8));
    border-bottom: 1px solid var(--c-border); padding: 0 8px;
}
.nav-inner { width: 100%; max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; }

/* Links in Nav behave like divs/buttons visually */
a { text-decoration: none; color: inherit; }

h1.brand-logo {
    display: flex; align-items: center; gap: 10px; cursor: pointer;
    font-weight: 700; font-size: 1.15rem; margin: 0; padding: 0;
    border: none; background: none; color: inherit;
}
.brand-logo span { color: var(--c-primary); }

.nav-menu { display: flex; gap: 8px; align-items: center; }
.nav-item {
    padding: 8px 12px; border-radius: 10px; color: var(--c-text-muted);
    font-weight: 600; cursor: pointer; transition: all 160ms ease;
    display: inline-block; /* for a tags */
}
.nav-item:hover { color: var(--c-text-main); background: var(--glass); }
.nav-item.active { background: linear-gradient(90deg,var(--c-primary),var(--c-primary-dark)); color: #000; }

#hamburger { display: none; }
@media(max-width:900px) {
    .nav-menu { display: none; }
    #hamburger { display: inline-flex; }
}

/* MOBILE NAV DRAWER */
#mobile-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.45);
    z-index: 140; opacity: 0; transition: opacity 220ms ease; pointer-events: none;
}
#mobile-overlay.active { display: block; opacity: 1; pointer-events: auto; }

#mobile-nav {
    position: fixed; top: var(--nav-height); left: 0; bottom: 0; width: 80vw; max-width: 320px;
    transform: translateX(-120%); background: var(--c-bg-card); border-right: 1px solid var(--c-border);
    padding: 12px; z-index: 150; transition: transform 280ms cubic-bezier(.2,.9,.2,1);
    overflow-y: auto; -webkit-overflow-scrolling: touch; box-shadow: 6px 0 30px rgba(2,6,23,0.5);
}
#mobile-nav.open { transform: translateX(0); }
#mobile-nav .nav-item { display: block; margin-bottom: 8px; }
.no-scroll { overflow: hidden; }

/* CARDS */
.card {
    background: var(--c-bg-card); border: 1px solid var(--c-border); border-radius: var(--radius-lg);
    padding: 20px; display: flex; flex-direction: column; gap: 12px;
    box-shadow: 0 8px 30px rgba(2,6,23,0.6); transition: transform 220ms cubic-bezier(.2,.9,.2,1), box-shadow 220ms;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 18px 45px rgba(2,6,23,0.7); }
.card-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 6px; border-bottom: 1px solid rgba(255,255,255,0.03); }
.card-title { font-weight: 700; font-size: 1rem; color: var(--c-text-main); display: flex; align-items: center; gap: 8px; margin: 0; }
.card-title i { color: var(--c-primary); }

/* Inputs */
.form-control {
    width: 100%; background: transparent; border: 1px solid var(--c-border);
    color: var(--c-text-main); padding: 10px 12px; border-radius: 8px; font-size: 0.95rem;
}
.form-control:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 6px 20px rgba(165,130,52,0.12); }
.input-label { font-size: 0.72rem; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: 6px; display: block; }

/* Custom Select */
.select-wrapper { position: relative; }
.select-toggle {
    width: 100%; text-align: left; display: flex; align-items: center; justify-content: space-between;
    gap: 8px; padding: 10px 12px; border-radius: 8px; background: transparent; border: 1px solid var(--c-border);
    color: var(--c-text-main); cursor: pointer;
}
.select-toggle:focus { outline: none; box-shadow: 0 6px 20px rgba(165,130,52,0.12); }
.custom-select-list {
    position: absolute; left: 0; right: 0; top: calc(100% + 8px); background: var(--c-bg-card);
    border: 1px solid var(--c-border); border-radius: 8px; max-height: 260px; overflow-y: auto;
    z-index: 220; padding: 6px; box-shadow: 0 10px 30px rgba(2,6,23,0.6);
}
.custom-select-list li { list-style: none; padding: 10px 12px; border-radius: 6px; cursor: pointer; color: var(--c-text-main); background: transparent; }
.custom-select-list li:hover, .custom-select-list li[aria-selected="true"] { background: var(--glass); color: var(--c-text-main); }
.visually-hidden { position: absolute !important; height: 1px; width: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px); white-space: nowrap; }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 10px 14px; border-radius: 10px; font-weight: 600; cursor: pointer;
    transition: all 180ms ease; border: 1px solid transparent; text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: linear-gradient(135deg,var(--c-primary),var(--c-primary-dark)); color: #000; }
.btn-outline { background: transparent; border-color: var(--c-border); color: var(--c-text-muted); }
.btn-outline.active { border-color: var(--c-primary); color: var(--c-primary); }
.btn-sm { padding: 8px 10px; font-size: 0.85rem; }

/* Prices & Badges */
.big-price { font-size: clamp(1.25rem,2.3vw,2rem); font-weight: 800; color: var(--c-primary); }
.sub-price { font-size: 0.85rem; color: var(--c-text-muted); }
.source-badge { font-size: 0.78rem; background: rgba(255,255,255,0.02); padding: 6px 10px; border-radius: 8px; color: var(--c-text-muted); border: 1px solid var(--c-border); }

/* Inventory */
.inventory-list { margin-top: 6px; border-radius: 8px; overflow: hidden; }
.inventory-item {
    display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; gap: 14px;
    border-bottom: 1px solid var(--c-border); background: linear-gradient(180deg, transparent, rgba(0,0,0,0.02));
    transition: transform 300ms ease, opacity 260ms;
}
.inventory-item:last-child { border-bottom: none; }

/* Animations */
@keyframes popIn { 0% { transform: scale(0.96); opacity: 0; } 60% { transform: scale(1.02); opacity: 1; } 100% { transform: scale(1); } }
.item-added { animation: popIn 360ms cubic-bezier(.2,.9,.2,1); }
.fade-in { animation: fadeIn 420ms ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* Responsive */
@media(max-width:768px) {
    .container { padding: 0 12px; }
    .card { padding: 14px; }
    .big-price { font-size: 1.3rem; }
    .tradingview-widget-container { height: 220px !important; }
    .brand-logo { font-size: 1rem; }
    .navbar { height: 64px; }
    #mobile-nav { top: 64px; }
    .custom-select-list { max-height: 40vh; }
}

.tradingview-widget-container { width: 100%; height: 100%; min-height: 180px; }
footer { background: var(--c-bg-card); border-top: 1px solid var(--c-border); padding: 28px 0; text-align: center; color: var(--c-text-muted); font-size: 0.88rem; }
.btn:focus, .form-control:focus, .nav-item:focus { outline: 3px solid rgba(197,160,89,0.12); outline-offset: 2px; }
.text-muted { color: var(--c-text-muted); }
.grid-2 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr; }

/* Select dropdowns */
select.form-control { background: var(--c-bg-card); color: var(--c-text-main); -webkit-appearance: none; appearance: none; border: 1px solid var(--c-border); padding-right: 28px; }
select.form-control option { background: var(--c-bg-card); color: var(--c-text-main); }
select.form-control::-ms-expand { display: none; }
.select-inline { position: relative; }
.select-inline:after { content: "\f0d7"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; right: 10px; top: 50%; transform: translateY(-50%); pointer-events: none; color: var(--c-text-muted); }

/* Consent Banner */
#consent-overlay { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: flex-end; justify-content: center; pointer-events: auto; background: linear-gradient(180deg, rgba(0,0,0,0.45), rgba(0,0,0,0.35)); }
#consent-banner { width: 100%; max-width: 1200px; margin: 24px; background: linear-gradient(180deg, rgba(18,24,36,0.98), rgba(18,24,36,0.98)); border: 1px solid rgba(197,160,89,0.08); color: var(--c-text-main); padding: 16px; border-radius: 12px; display: flex; gap: 12px; align-items: center; box-shadow: 0 18px 50px rgba(0,0,0,0.6); }
#consent-banner .consent-text { flex: 1; font-size: 0.95rem; color: var(--c-text-muted); line-height: 1.4; }
#consent-banner .consent-actions { display:flex; gap:10px; align-items:center; }
#consent-banner a { color: var(--c-primary); text-decoration: underline; cursor: pointer; }
.consent-small { font-size:0.82rem; color:var(--c-text-muted); }
@media(max-width:600px) { #consent-banner { flex-direction: column; align-items: stretch; } #consent-banner .consent-actions { justify-content: flex-end; } }

/* Hero Section for Landing Page (using existing variables) */
.hero-section {
    text-align: center;
    padding: 80px 20px;
    background: radial-gradient(circle at center, rgba(197,160,89,0.08) 0%, transparent 70%);
}
.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 30%, var(--c-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-text {
    font-size: 1.1rem;
    color: var(--c-text-muted);
    max-width: 600px;
    margin: 0 auto 30px auto;
    line-height: 1.6;
}