:root {
    /* --- Original palette: unchanged on purpose --- */
    --bg-body: #111111;
    --bg-card: #1D1D1D;
    --bg-hover: #2a2a2a;
    --bg-input: #000000;

    --text-main: #FFFFFF;
    --text-muted: #888888;

    --monero-orange: #F26822;
    --monero-dark: #B34A12;
    --success: #00bf9a;
    --warning: #ffb700;
    --danger: #fd5d93;

    --border-radius: 8px;
    --border-color: #333333;

    /* --- New tokens layered on top, derived from the palette above --- */
    --bg-elevated: #232323;
    --monero-glow: rgba(242, 104, 34, 0.35);
    --radius-lg: 14px;
    --radius-sm: 6px;
    --shadow-card: 0 2px 10px rgba(0, 0, 0, 0.35);
    --shadow-lift: 0 10px 30px rgba(0, 0, 0, 0.45);
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --tap-min: 44px;
    --safe-top: env(safe-area-inset-top, 0px);
    --safe-bottom: env(safe-area-inset-bottom, 0px);
    --safe-left: env(safe-area-inset-left, 0px);
    --safe-right: env(safe-area-inset-right, 0px);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 16px; /* keeps form inputs >=16px so iOS Safari never auto-zooms on focus */
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    background: radial-gradient(120% 60% at 50% -10%, rgba(242, 104, 34, 0.08), transparent 60%), var(--bg-body);
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Accessible, invisible-by-default focus handling: mouse clicks stay quiet
   (matches the original design), keyboard navigation gets a visible ring. */
:focus { outline: none; }
:focus-visible {
    outline: 2px solid var(--monero-orange);
    outline-offset: 2px;
    border-radius: 4px;
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

/* Links */
a {
    color: var(--monero-orange);
    text-decoration: none;
    transition: color 0.2s var(--ease);
}
a:hover { color: #fff; text-decoration: underline; }

/* Navbar */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(29, 29, 29, 0.85);
    backdrop-filter: blur(10px) saturate(140%);
    -webkit-backdrop-filter: blur(10px) saturate(140%);
    border-bottom: 2px solid var(--monero-orange);
    padding: calc(12px + var(--safe-top)) 0 12px;
    margin-bottom: 30px;
    width: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 max(15px, var(--safe-left)) 0 max(15px, var(--safe-right));
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    color: var(--text-main);
}
.brand img { height: 35px; width: 35px; display: block; }

.nav-social { display: flex; align-items: center; gap: 18px; }
.nav-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--tap-min);
    height: var(--tap-min);
    font-size: 1.1rem;
    color: var(--text-muted);
}
.nav-social a:hover { color: var(--monero-orange); text-decoration: none; }

.nav-links { display: flex; align-items: center; gap: 20px; }

/* Buttons */
.btn {
    padding: 10px 22px;
    min-height: var(--tap-min);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: bold;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    transition: transform 0.15s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease), opacity 0.2s;
    border: none;
    text-transform: uppercase;
}
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.6; cursor: progress; transform: none; }

.btn-primary { background: linear-gradient(135deg, var(--monero-orange), var(--monero-dark)); color: #fff; }
.btn-primary:hover:not(:disabled) { box-shadow: 0 4px 18px var(--monero-glow); }

.btn-secondary { background: var(--bg-hover); color: var(--text-muted); border: 1px solid var(--border-color); }
.btn-secondary:hover { color: #fff; border-color: #fff; }

.btn-outline { background: transparent; border: 1px solid var(--monero-orange); color: var(--monero-orange); }
.btn-outline:hover { background: var(--monero-orange); color: #fff; }

.btn-text { background: none; color: var(--monero-orange); text-decoration: underline; padding: 0; min-height: auto; text-transform: none; }

/* Layout */
.grid-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-2x2 { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.grid-3-col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.grid-4-col { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

@media (max-width: 900px) {
    .grid-row { grid-template-columns: 1fr; }
    .grid-3-col, .grid-4-col { grid-template-columns: 1fr 1fr; }
    .miner-layout { grid-template-columns: 1fr !important; }
}

@media (max-width: 640px) {
    .grid-2x2, .grid-3-col, .grid-4-col { grid-template-columns: 1fr 1fr; }
    .card-body { padding: 16px; }
    .chart-header { height: 150px; }
}

@media (max-width: 480px) {
    .grid-2x2, .grid-4-col { grid-template-columns: 1fr 1fr; }
    .grid-3-col { grid-template-columns: 1fr; }
    .nav-content { flex-wrap: wrap; }
    .brand { order: 1; }
    .nav-links { order: 2; margin-left: auto; }
    .nav-social { order: 3; width: 100%; justify-content: center; padding-top: 8px; border-top: 1px solid var(--border-color); }
    .main-content { padding-left: max(10px, var(--safe-left)); padding-right: max(10px, var(--safe-right)); }
    .highlight-text { font-size: 1.3rem; }
}

.main-content { padding-bottom: max(20px, var(--safe-bottom)); }

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-card);
    animation: rise-in 0.5s var(--ease) both;
}
@keyframes rise-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.card-header {
    padding: 15px 20px;
    background: var(--bg-hover);
    border-bottom: 1px solid var(--border-color);
}

.card-body { padding: 20px; }

.simple-header h4 { margin: 0; color: var(--text-muted); font-size: 1rem; text-transform: uppercase; letter-spacing: 0.04em; }
.simple-header i { margin-right: 8px; color: var(--monero-orange); }

/* Chart Header */
.chart-header {
    height: 160px;
    position: relative;
    padding: 0;
    overflow: hidden;
    background: var(--bg-hover);
}

.chart-wrapper {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.6;
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    padding: 20px;
    pointer-events: none;
    width: 100%;
    background: linear-gradient(to bottom, rgba(29,29,29,0.92), transparent);
}
.header-overlay h4 { margin: 0; color: var(--text-muted); text-transform: uppercase; font-size: 0.9rem; letter-spacing: 0.04em; }
.highlight-text {
    font-size: clamp(1.3rem, 4vw, 1.6rem);
    font-weight: bold;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
/* Signature touch: a small breathing dot marking the "this updates live" data,
   without needing any HTML/JS changes. Respects reduced-motion above. */
.highlight-text::after {
    content: "";
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 0 rgba(0, 191, 154, 0.6);
    animation: pulse 2s var(--ease) infinite;
    flex-shrink: 0;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 191, 154, 0.55); }
    70% { box-shadow: 0 0 0 8px rgba(0, 191, 154, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 191, 154, 0); }
}

.stat-box {
    background: rgba(0,0,0,0.2);
    padding: 10px;
    border-radius: var(--radius-sm);
    text-align: center;
    transition: background 0.2s var(--ease);
}
.stat-box label { display: block; font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; margin-bottom: 4px; letter-spacing: 0.03em; }
.stat-box label i { margin-right: 4px; }
.stat-box span { font-size: 1.1rem; font-weight: 500; color: #fff; word-break: break-word; }

.clickable { cursor: pointer; transition: background 0.2s var(--ease), transform 0.15s var(--ease); }
.clickable:hover { background: rgba(255,255,255,0.06); }
.clickable:active { transform: scale(0.98); }

/* Miner Section */
.login-container { text-align: center; padding: 50px 20px; }
.login-icon { font-size: 3rem; color: var(--monero-orange); margin-bottom: 15px; }
.center-input { max-width: 500px; margin: 20px auto; display: flex; }

.form-input {
    width: 100%;
    padding: 12px;
    font-size: 1rem; /* explicit 16px-equivalent: prevents iOS auto-zoom on focus */
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: #fff;
    border-radius: var(--radius-sm);
    min-height: var(--tap-min);
    transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.form-input:focus { border-color: var(--monero-orange); box-shadow: 0 0 0 3px var(--monero-glow); }

.center-input .form-input { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.center-input .btn { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

/* No Arrows on number input */
input::-webkit-outer-spin-button, input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

.miner-layout { display: grid; grid-template-columns: 1fr 2fr; gap: 20px; }

/* Balance Sidebar */
.balance-sidebar { display: flex; flex-direction: column; gap: 15px; }
.highlight-box { border-left: 3px solid var(--monero-orange); background: var(--bg-hover); text-align: left; padding: 15px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.highlight-box h3 { color: var(--monero-orange); margin: 5px 0; }

.progress-bar {
    width: 100%; height: 6px;
    background: #000;
    border-radius: 3px;
    margin: 10px 0;
    overflow: hidden;
}
.progress-fill { height: 100%; background: linear-gradient(90deg, var(--monero-dark), var(--monero-orange)); width: 0%; transition: width 0.6s var(--ease); }

/* Tabs */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 15px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    border-bottom: 1px solid var(--border-color);
}
.tab-btn {
    background: none; border: none; color: var(--text-muted);
    padding: 10px 15px; min-height: var(--tap-min); cursor: pointer; font-weight: bold;
    border-bottom: 2px solid transparent; white-space: nowrap;
    scroll-snap-align: start;
    transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.tab-btn i { margin-right: 5px; }
.tab-btn.active { color: var(--monero-orange); border-bottom-color: var(--monero-orange); }

.tab-content { display: none; }
.tab-content.active { display: block; animation: fadein 0.3s var(--ease); }
@keyframes fadein { from{opacity:0} to{opacity:1}}

/* Tables */
.table-container { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.table th { text-align: left; color: var(--text-muted); padding: 8px; border-bottom: 1px solid var(--border-color); white-space: nowrap; }
.table td { padding: 10px 8px; border-bottom: 1px solid rgba(255,255,255,0.05); color: #ccc; }
.table tbody tr { transition: background 0.15s var(--ease); }
.table tbody tr:hover { background: rgba(255,255,255,0.03); }

/* Settings */
.settings-wrap { max-width: 500px; }
.settings-card {
    background: rgba(0,0,0,0.2);
    padding: 15px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.05);
}
.setting-label { display: block; font-weight: bold; margin-bottom: 5px; color: #fff; }
.setting-label i { margin-right: 5px; color: var(--monero-orange); }

.input-group { display: flex; width: 100%; }
.input-group .form-input { border-top-right-radius: 0; border-bottom-right-radius: 0; flex: 1; min-width: 0; }
.input-group .btn { border-top-left-radius: 0; border-bottom-left-radius: 0; white-space: nowrap; }
.full-width { width: 100%; }

@media (max-width: 420px) {
    /* Stacked inputs read better than squeezed side-by-side ones on narrow phones */
    .input-group { flex-direction: column; }
    .input-group .form-input, .input-group .btn { border-radius: var(--radius-sm); }
    .input-group .btn { width: 100%; justify-content: center; display: flex; align-items: center; gap: 6px; }
}

.mb-10 { margin-bottom: 10px; }
.mt-10 { margin-top: 10px; }
.mt-15 { margin-top: 15px; }
.ml-10 { margin-left: 10px; }
.check-group { display: flex; align-items: center; gap: 10px; }

/* Utils */
.hidden { display: none !important; }
.text-muted { color: var(--text-muted) !important; }
.text-warning { color: var(--warning); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-right { text-align: right; }
.tiny { font-size: 0.75rem; }
.boost-badge { font-size: 0.8rem; background: rgba(0, 191, 154, 0.2); color: var(--success); padding: 2px 8px; border-radius: 4px; display: inline-block; margin-top: 5px; }

.address-box {
    background: #000;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-family: 'SFMono-Regular', Consolas, monospace;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    color: var(--monero-orange);
    border: 1px dashed var(--border-color);
    min-height: var(--tap-min);
    transition: border-color 0.2s var(--ease);
}
.address-box:hover { border-color: var(--monero-orange); }
.simple-table td { padding: 7px 10px 7px 0; color: #ccc; }

/* Modal */
.modal {
    display: none; position: fixed; z-index: 1000; left: 0; top: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    padding: max(24px, var(--safe-top)) 16px max(24px, var(--safe-bottom));
    overflow-y: auto;
}
.modal-content {
    background: var(--bg-card);
    margin: 5vh auto;
    padding: 0;
    width: 100%;
    max-width: 600px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--monero-orange);
    box-shadow: var(--shadow-lift);
    animation: modal-in 0.25s var(--ease);
}
@keyframes modal-in { from { opacity: 0; transform: translateY(12px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.modal-header { padding: 15px 18px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; background: var(--bg-hover); border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.modal-body { padding: 20px; max-height: 65vh; overflow-y: auto; }
.close {
    color: #fff; font-size: 24px; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    width: var(--tap-min); height: var(--tap-min); margin: calc((var(--tap-min) - 24px) / -2);
    border-radius: 50%; transition: background 0.2s var(--ease);
}
.close:hover { background: rgba(255,255,255,0.1); }

@media (max-width: 480px) {
    .modal-content { margin: 0; min-height: 100%; border-radius: 0; border-width: 0 0 0 0; border-top: 3px solid var(--monero-orange); }
    .modal { padding: 0; }
    .modal-header { border-radius: 0; }
}

pre { background: #000; padding: 12px; border-radius: var(--radius-sm); overflow-x: auto; color: var(--success); font-size: 0.85rem; }

.api-list li { margin-bottom: 10px; list-style: none; color: #ccc; font-family: monospace; word-break: break-all; }
.api-list span { color: var(--monero-orange); font-weight: bold; }

/* Switch */
.switch { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #444; transition: 0.3s var(--ease); border-radius: 34px; }
.slider:before { position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px; background-color: white; transition: 0.3s var(--ease); border-radius: 50%; }
input:checked + .slider { background-color: var(--monero-orange); }
input:checked + .slider:before { transform: translateX(20px); }

/* Toast */
.toast {
    position: fixed;
    bottom: max(20px, var(--safe-bottom));
    left: 50%;
    transform: translateX(-50%) translateY(0);
    background: var(--bg-elevated);
    border: 1px solid var(--monero-orange);
    color: white;
    padding: 12px 22px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lift);
    z-index: 2000;
    max-width: calc(100vw - 32px);
    text-align: center;
    animation: toast-in 0.25s var(--ease);
}
.toast.hidden { display: none; }
@keyframes toast-in { from { opacity: 0; transform: translateX(-50%) translateY(10px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }

@media (min-width: 640px) {
    .toast { left: auto; right: 20px; bottom: 20px; transform: none; }
    @keyframes toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
}

footer {
    margin-top: auto;
    text-align: center;
    padding: 20px 16px calc(20px + var(--safe-bottom));
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.8rem;
    width: 100%;
}