/* SimKru -- Application styles */

:root {
    --sk-ink:       #080F1A;
    --sk-muted:     #5A6A7E;
    --sk-border:    #E2E8F0;
    --sk-bg:        #F7F9FC;
    --sk-white:     #FFFFFF;
    --sk-blue:      #1A6BB5;
    --sk-blue-dark: #0F4A82;
    --sk-blue-soft: #EBF3FC;
    --sk-green:     #0E7C4A;
    --sk-red:       #DC2626;
    --sk-amber:     #B85C00;
    --sk-gold:      #B7791F;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--sk-bg);
    color: var(--sk-ink);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--sk-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.sk-logo-mark { font-weight: 900; letter-spacing: -0.5px; }
.sk-logo-dot  { color: var(--sk-blue); font-weight: 900; letter-spacing: -0.5px; }

/* ── NAV ── */
.sk-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    height: 58px;
    background: var(--sk-ink);
    position: sticky;
    top: 0;
    z-index: 100;
}
.sk-nav-logo { text-decoration: none; display: flex; align-items: baseline; gap: 1px; flex: 1; font-size: 20px; }
.sk-nav-logo .sk-logo-mark { color: #fff; }
.sk-nav-center { display: flex; align-items: center; gap: 26px; }
.sk-nav-link { font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.6); text-decoration: none; transition: color 0.15s; }
.sk-nav-link:hover, .sk-nav-link.active { color: #fff; text-decoration: none; }
.sk-nav-user { display: flex; align-items: center; gap: 14px; flex: 1; justify-content: flex-end; }
.sk-nav-balance { font-size: 13px; font-weight: 700; color: #4ADE80; }
.sk-nav-username { font-size: 13px; color: rgba(255,255,255,0.75); font-weight: 500; }
.sk-nav-logout { font-size: 12px; color: rgba(255,255,255,0.5); text-decoration: none; }
.sk-nav-logout:hover { color: #fff; text-decoration: none; }
.sk-nav-cta {
    display: inline-flex; align-items: center; padding: 7px 16px;
    background: var(--sk-blue); color: #fff !important; font-size: 12px; font-weight: 700;
    border-radius: 7px; text-decoration: none;
}
.sk-nav-cta:hover { background: var(--sk-blue-dark); text-decoration: none; }

@media (max-width: 780px) {
    .sk-nav { padding: 0 16px; }
    .sk-nav-center { gap: 12px; }
    .sk-nav-username, .sk-nav-balance { display: none; }
}

/* ── MAIN / PAGE HEADER ── */
.sk-main { max-width: 1160px; margin: 0 auto; padding: 32px; }
.sk-page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.sk-page-title { font-size: 26px; font-weight: 800; letter-spacing: -0.5px; }
.sk-page-sub { color: var(--sk-muted); margin-top: 4px; font-size: 14px; }
.sk-section-heading {
    font-size: 12px; font-weight: 800; color: var(--sk-muted); text-transform: uppercase;
    letter-spacing: 1px; margin-bottom: 10px; padding-bottom: 8px; border-bottom: 1px solid var(--sk-border);
}

/* ── CARDS ── */
.sk-card { background: var(--sk-white); border: 1px solid var(--sk-border); border-radius: 12px; padding: 24px; }
.sk-card-title { font-size: 14px; font-weight: 700; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--sk-border); }
.sk-grid-2 { display: grid; grid-template-columns: 1.6fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 900px) { .sk-grid-2 { grid-template-columns: 1fr; } }

/* ── TABLE ── */
.sk-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.sk-table th { text-align: left; padding: 10px 12px; color: var(--sk-muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.4px; border-bottom: 1px solid var(--sk-border); }
.sk-table td { padding: 12px; border-bottom: 1px solid var(--sk-bg); vertical-align: top; }
.sk-table tr:last-child td { border-bottom: none; }
.sk-table tr:hover td { background: var(--sk-bg); }
.sk-strong { font-weight: 700; color: var(--sk-ink); }
.sk-muted-sm { font-size: 11px; color: var(--sk-muted); margin-top: 2px; }
.sk-pos { color: var(--sk-green); }
.sk-neg { color: var(--sk-red); }

/* Leaderboard specific */
.sk-lb-card { overflow-x: auto; }
.sk-rank { font-weight: 800; font-size: 14px; color: var(--sk-muted); width: 30px; }
.sk-row-me td { background: var(--sk-blue-soft); }

/* Badges / tags */
.sk-badge {
    display: inline-block; padding: 1px 7px; border-radius: 10px; font-size: 10px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.3px; margin-left: 4px; vertical-align: middle;
}
.sk-badge-call { background: #DCFCE7; color: #14532D; }
.sk-badge-put  { background: #FEE2E2; color: #7F1D1D; }

.sk-tag {
    display: inline-block; padding: 2px 9px; border-radius: 10px; font-size: 11px; font-weight: 700;
    background: var(--sk-bg); border: 1px solid var(--sk-border); color: var(--sk-muted);
}
.sk-tag-win  { background: #DCFCE7; border-color: #BBF7D0; color: #14532D; }
.sk-tag-loss { background: #FEE2E2; border-color: #FECACA; color: #7F1D1D; }
.sk-tag-breakeven { background: #F1F5F9; border-color: #E2E8F0; color: #475569; }
.sk-tag-ready { background: #FFFBEB; border-color: #FDE68A; color: #92400E; margin-left: 6px; }

/* ── BUTTONS ── */
.sk-btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 20px;
    background: var(--sk-blue); color: #fff; border: none; border-radius: 8px; font-size: 13px; font-weight: 700;
    cursor: pointer; transition: background 0.15s; font-family: inherit;
}
.sk-btn-primary:hover { background: var(--sk-blue-dark); text-decoration: none; color: #fff; }
.sk-btn-full { width: 100%; padding: 12px 20px; font-size: 14px; }
.sk-btn-ghost {
    display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; background: transparent; color: var(--sk-ink);
    border: 1px solid var(--sk-border); border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer;
    transition: border-color 0.15s; font-family: inherit;
}
.sk-btn-ghost:hover { border-color: var(--sk-blue); color: var(--sk-blue); text-decoration: none; }
.sk-btn-sm { padding: 6px 12px; font-size: 12px; }

/* ── ALERTS ── */
.sk-alert { padding: 12px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; }
.sk-alert-error { background: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.sk-alert-ok    { background: #F0FDF4; color: #14532D; border: 1px solid #BBF7D0; }

/* ── AUTH ── */
.sk-auth-body { background: var(--sk-bg); min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.sk-auth-shell { width: 100%; max-width: 420px; padding: 20px; }
.sk-auth-card { background: var(--sk-white); border: 1px solid var(--sk-border); border-radius: 14px; padding: 36px 32px; box-shadow: 0 2px 12px rgba(15,23,42,0.04); }
.sk-auth-logo { display: flex; align-items: baseline; gap: 1px; justify-content: center; margin-bottom: 22px; font-size: 24px; }
.sk-auth-logo .sk-logo-mark { color: var(--sk-ink); }
.sk-auth-title { font-size: 22px; font-weight: 800; text-align: center; letter-spacing: -0.5px; }
.sk-auth-sub { text-align: center; color: var(--sk-muted); font-size: 13px; margin: 4px 0 22px; }
.sk-auth-switch { text-align: center; font-size: 13px; margin-top: 18px; color: var(--sk-muted); }
.sk-auth-footer { text-align: center; color: var(--sk-muted); font-size: 11px; margin-top: 16px; line-height: 1.6; }

/* ── FORMS ── */
.sk-label { display: block; font-size: 12px; font-weight: 600; margin: 12px 0 6px; text-transform: uppercase; letter-spacing: 0.4px; }
.sk-optional { font-weight: 400; text-transform: none; letter-spacing: 0; color: var(--sk-muted); font-size: 11px; }
.sk-input {
    width: 100%; padding: 10px 12px; border: 1.5px solid var(--sk-border); border-radius: 8px; font-size: 14px;
    color: var(--sk-ink); outline: none; transition: border-color 0.15s, box-shadow 0.15s; font-family: inherit;
}
.sk-input:focus { border-color: var(--sk-blue); box-shadow: 0 0 0 3px rgba(26,107,181,0.12); }
textarea.sk-input { resize: vertical; min-height: 56px; }
.sk-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
@media (max-width: 640px) { .sk-form-grid { grid-template-columns: 1fr; } }

.sk-password-wrap { position: relative; }
.sk-password-wrap .sk-input { padding-right: 60px; }
.sk-password-toggle {
    position: absolute; right: 8px; top: 50%; transform: translateY(-50%); background: transparent; border: none;
    color: var(--sk-blue); font-size: 12px; font-weight: 600; cursor: pointer; padding: 4px 8px; border-radius: 5px; font-family: inherit;
}
.sk-password-toggle:hover { background: var(--sk-blue-soft); }

.sk-currency-input { position: relative; }
.sk-currency-prefix { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--sk-muted); font-size: 13px; pointer-events: none; }
.sk-currency-input .sk-input { padding-left: 24px; font-variant-numeric: tabular-nums; }

.sk-ticker-row { display: flex; gap: 8px; align-items: stretch; }
.sk-ticker-row .sk-input { flex: 1; }
.sk-price-hint { font-size: 12px; color: var(--sk-muted); margin-top: 6px; min-height: 16px; }

/* Call/Put type toggle */
.sk-type-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.sk-type-btn {
    display: flex; flex-direction: column; align-items: flex-start; gap: 2px; padding: 14px 16px;
    border: 1.5px solid var(--sk-border); border-radius: 10px; cursor: pointer; transition: all 0.15s; position: relative;
}
.sk-type-btn input[type="radio"] { position: absolute; top: 12px; right: 12px; }
.sk-type-icon { font-size: 14px; font-weight: 800; }
.sk-type-btn-call .sk-type-icon { color: var(--sk-green); }
.sk-type-btn-put .sk-type-icon { color: var(--sk-red); }
.sk-type-btn span:not(.sk-type-icon):not(.sk-type-hint) { font-size: 14px; font-weight: 700; color: var(--sk-ink); }
.sk-type-hint { font-size: 11px; color: var(--sk-muted); font-weight: 500; }
.sk-type-btn:hover { border-color: var(--sk-blue); }
.sk-type-btn-call.active { border-color: var(--sk-green); background: #F0FDF4; box-shadow: 0 0 0 1px var(--sk-green); }
.sk-type-btn-put.active { border-color: var(--sk-red); background: #FEF2F2; box-shadow: 0 0 0 1px var(--sk-red); }

/* Live preview box */
.sk-preview { margin-top: 14px; padding: 10px 14px; background: var(--sk-blue-soft); border-left: 3px solid var(--sk-blue); border-radius: 6px; font-size: 13px; }
.sk-preview-warn { background: #FFFBEB; border-left-color: var(--sk-amber); color: #92400E; }

.sk-rules-card { background: var(--sk-bg); }
.sk-rules-list { margin: 0 0 0 18px; }
.sk-rules-list li { margin-bottom: 8px; font-size: 13px; color: #374151; line-height: 1.5; }

.sk-bets-card { overflow-x: auto; }

@media (max-width: 640px) {
    .sk-main { padding: 16px; }
}

/* ── TYPEAHEAD ── */
.sk-typeahead-wrap { position: relative; }
.sk-typeahead-results {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--sk-white);
    border: 1px solid var(--sk-border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(15,23,42,0.12);
    z-index: 50;
    max-height: 280px;
    overflow-y: auto;
}
.sk-typeahead-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    cursor: pointer;
    border-bottom: 1px solid var(--sk-bg);
}
.sk-typeahead-item:last-child { border-bottom: none; }
.sk-typeahead-item:hover { background: var(--sk-blue-soft); }
.sk-typeahead-item .sk-strong { min-width: 56px; }

/* ── OPTIONS CHAIN ── */
.sk-chain-card { padding-top: 20px; }
.sk-chain-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--sk-border);
    flex-wrap: wrap;
    gap: 10px;
}
.sk-chain-exp-select { width: auto; min-width: 170px; padding: 7px 10px; font-size: 13px; }
.sk-chain-tables {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-top: 14px;
}
@media (max-width: 640px) { .sk-chain-tables { grid-template-columns: 1fr; } }
.sk-chain-col-head {
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 0;
    margin-bottom: 4px;
}
.sk-chain-col-call { color: var(--sk-green); }
.sk-chain-col-put { color: var(--sk-red); }
.sk-chain-table { font-size: 12px; }
.sk-chain-table th { padding: 6px 8px; }
.sk-chain-table td { padding: 7px 8px; }
.sk-chain-row { cursor: pointer; transition: background 0.1s; }
.sk-chain-row:hover td { background: var(--sk-blue-soft); }
.sk-chain-row.selected td { background: var(--sk-blue); color: #fff; }
.sk-chain-row.selected .sk-muted-sm { color: rgba(255,255,255,0.75); }
.sk-chain-itm td:first-child { font-weight: 800; }

/* ── NAV STATS (Cash / Invested) ── */
.sk-nav-stat {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.15;
}
.sk-nav-stat-label {
    font-size: 9px;
    font-weight: 600;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.sk-nav-stat-value {
    font-size: 13px;
    font-weight: 700;
    color: #4ADE80;
}
@media (max-width: 780px) {
    .sk-nav-stat { display: none; }
}

/* ── DELETE ACTION + AUDIT LOG ── */
.sk-btn-danger-sm {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background: transparent;
    color: var(--sk-red);
    border: 1px solid #FECACA;
    border-radius: 7px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}
.sk-btn-danger-sm:hover { background: var(--sk-red); color: #fff; border-color: var(--sk-red); }

.sk-settle-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: #FFFBEB;
    border: 1px solid #FDE68A;
    border-radius: 10px;
    padding: 14px 18px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.sk-settle-banner-text { font-size: 13px; color: #92400E; font-weight: 600; }

.sk-deleted-row td { opacity: 0.65; }
.sk-deleted-tag {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 700;
    background: #F1F5F9;
    border: 1px solid var(--sk-border);
    color: var(--sk-muted);
}