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

:root {
    --bg: #0c0e14;
    --bg2: #151823;
    --bg3: #1c2033;
    --accent: #6c5ce7;
    --accent2: #a29bfe;
    --green: #00b894;
    --red: #e17055;
    --yellow: #fdcb6e;
    --text: #e4e6ef;
    --text2: #8a8da0;
    --border: #2d3148;
    --radius: 12px;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

/* --- Header --- */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent2);
    display: flex;
    align-items: center;
    gap: 8px;
}

.header .logo span { font-size: 24px; }

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover { background: #5b4bd5; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-outline:hover { border-color: var(--accent); }

.btn-green {
    background: var(--green);
    color: #fff;
}
.btn-green:hover { background: #00a383; }

.btn-red {
    background: transparent;
    border: 1px solid var(--red);
    color: var(--red);
    font-size: 12px;
    padding: 6px 12px;
}
.btn-red:hover { background: rgba(225,112,85,0.15); }

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
}

.wallet-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.wallet-address {
    background: var(--bg3);
    padding: 8px 14px;
    border-radius: 8px;
    font-family: monospace;
    font-size: 13px;
    color: var(--text2);
}

/* --- Main layout --- */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 24px;
}

/* --- Stats bar --- */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.stat-card .label {
    font-size: 12px;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-card .value {
    font-size: 22px;
    font-weight: 700;
}

.stat-card .value.green { color: var(--green); }
.stat-card .value.accent { color: var(--accent2); }

/* --- Panels --- */
.panel {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
}

.panel-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* --- Staking plans --- */
.plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.plan-card {
    background: var(--bg3);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.plan-card:hover { border-color: var(--accent); }
.plan-card.selected {
    border-color: var(--accent);
    background: rgba(108,92,231,0.1);
}

.plan-card .plan-duration {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.plan-card .plan-apr {
    font-size: 28px;
    font-weight: 800;
    color: var(--green);
    margin: 8px 0;
}

.plan-card .plan-apr small {
    font-size: 14px;
    font-weight: 400;
    color: var(--text2);
}

/* --- Stake form --- */
.stake-form {
    display: flex;
    gap: 12px;
    align-items: stretch;
}

.input-group {
    flex: 1;
    position: relative;
}

.input-group input {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 70px 12px 14px;
    color: var(--text);
    font-size: 16px;
    outline: none;
}

.input-group input:focus { border-color: var(--accent); }

.input-group .max-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--accent2);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.input-group .max-btn:hover { background: var(--accent); color: #fff; }

/* --- Stakes table --- */
.stakes-list { margin-top: 16px; }

.stake-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 16px;
    background: var(--bg3);
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 14px;
}

.stake-row .col-label {
    font-size: 11px;
    color: var(--text2);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.stake-row .col-value { font-weight: 600; }

.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.badge-active {
    background: rgba(0,184,148,0.15);
    color: var(--green);
}

.badge-ready {
    background: rgba(253,203,110,0.15);
    color: var(--yellow);
}

.badge-done {
    background: rgba(138,141,160,0.1);
    color: var(--text2);
}

/* --- Progress bar --- */
.progress {
    width: 100%;
    height: 4px;
    background: var(--bg);
    border-radius: 2px;
    margin-top: 6px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    transition: width 0.3s;
}

/* --- Modals / Overlays --- */
.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 200;
    justify-content: center;
    align-items: center;
}

.overlay.active { display: flex; }

.modal {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    max-width: 420px;
    width: 90%;
    text-align: center;
}

.modal h3 { margin-bottom: 12px; }
.modal p { color: var(--text2); margin-bottom: 20px; font-size: 14px; }

/* --- Toast --- */
.toast-container {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    animation: slideIn 0.3s ease;
    max-width: 350px;
}

.toast-success { background: var(--green); color: #fff; }
.toast-error { background: var(--red); color: #fff; }
.toast-info { background: var(--accent); color: #fff; }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* --- Not connected state --- */
.connect-prompt {
    text-align: center;
    padding: 80px 20px;
}

.connect-prompt h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.connect-prompt p {
    color: var(--text2);
    margin-bottom: 32px;
    font-size: 16px;
}

/* --- Loading spinner --- */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 6px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* --- Responsive --- */
@media (max-width: 640px) {
    .stake-row {
        grid-template-columns: 1fr 1fr;
    }
    .stake-form { flex-direction: column; }
    .plans { grid-template-columns: 1fr 1fr; }
    .header { padding: 12px 16px; }
    .container { padding: 16px; }
}

.hidden { display: none !important; }