:root {
    --bg-overlay: rgba(0, 0, 0, 0.65);
    --text-color: #fff;
    --muted-color: #aaa;
    --input-bg: #111;
    --input-border: #555;
    --report-bg: rgba(0, 0, 0, 0.35);
    --lvl-info: #9fd3ff;
    --lvl-warn: #ffcf70;
    --lvl-err: #ff7a7a;
    --lvl-summary: #8fff9e;
    --link-color: #9fd3ff;
    --btn-bg: #2a7de1;
    --btn-bg-hover: #1e63b8;
    --section-border: rgba(255, 255, 255, 0.12);
    --nav-bg: rgba(255, 255, 255, 0.06);
    --nav-active-bg: rgba(255, 255, 255, 0.16);
}
:root[data-theme="light"] {
    --bg-overlay: rgba(255, 255, 255, 0.92);
    --text-color: #17202a;
    --muted-color: #5b6b73;
    --input-bg: #fff;
    --input-border: #c7ccd1;
    --report-bg: rgba(0, 0, 0, 0.04);
    --lvl-info: #0b5ed7;
    --lvl-warn: #9a6300;
    --lvl-err: #c62828;
    --lvl-summary: #1b7a34;
    --link-color: #0b5ed7;
    --btn-bg: #0b5ed7;
    --btn-bg-hover: #094db3;
    --section-border: rgba(0, 0, 0, 0.12);
    --nav-bg: rgba(0, 0, 0, 0.045);
    --nav-active-bg: rgba(0, 0, 0, 0.09);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    font-family: monospace;
    color: var(--text-color);
    min-height: 100vh;
    background: url('https://macleod.hu/macleod.jpg') no-repeat center center fixed;
    background-size: cover;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 60px 15px;
}

.overlay {
    background-color: var(--bg-overlay);
    padding: 40px 50px;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    max-width: 720px;
    width: 100%;
    position: relative;
}

.theme-toggle {
    position: absolute;
    top: 14px;
    right: 16px;
    background: none;
    border: 1px solid var(--input-border);
    color: var(--text-color);
    border-radius: 6px;
    padding: 4px 9px;
    font-size: 14px;
    cursor: pointer;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--section-border);
}
.site-nav a {
    font-size: 12px;
    color: var(--text-color);
    text-decoration: none;
    background: var(--nav-bg);
    padding: 6px 10px;
    border-radius: 6px;
}
.site-nav a.active {
    background: var(--nav-active-bg);
    font-weight: bold;
}
.site-nav a:hover {
    background: var(--nav-active-bg);
}

h2 {
    font-size: 26px;
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
}

h3.section-title {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted-color);
    margin: 18px 0 6px;
    border-bottom: 1px solid var(--section-border);
    padding-bottom: 4px;
}
h3.section-title:first-child {
    margin-top: 0;
}

form.checker-form {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}
input[type=text] {
    flex: 1;
    padding: 10px 12px;
    font-family: monospace;
    font-size: 15px;
    border-radius: 6px;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--text-color);
    min-width: 0;
}
button {
    padding: 10px 18px;
    font-family: monospace;
    font-size: 15px;
    border-radius: 6px;
    border: none;
    background: var(--btn-bg);
    color: #fff;
    cursor: pointer;
}
button:hover { background: var(--btn-bg-hover); }
button:disabled { opacity: 0.6; cursor: default; }

.history-row {
    margin-bottom: 20px;
    font-size: 12px;
    color: var(--muted-color);
}
.history-row a { color: var(--link-color); cursor: pointer; }

.spinner-row {
    display: none;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--muted-color);
    margin-bottom: 15px;
}
.spinner-row.active { display: flex; }
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--input-border);
    border-top-color: var(--link-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

.report {
    background: var(--report-bg);
    border-radius: 8px;
    padding: 15px 20px;
    font-size: 14px;
    line-height: 1.6;
    overflow-x: auto;
}
.report p { margin: 4px 0; word-break: break-word; }

.lvl-info    { color: var(--lvl-info); }
.lvl-warn    { color: var(--lvl-warn); }
.lvl-err     { color: var(--lvl-err); }
.lvl-summary { color: var(--lvl-summary); font-weight: bold; }

.error-box { color: var(--lvl-err); text-align: center; }

.report-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
}
.report-actions button { padding: 8px 14px; font-size: 13px; }

.json-link { font-size: 13px; color: var(--link-color); }

.small {
    font-size: 12px;
    color: var(--muted-color);
    margin-top: 20px;
    text-align: center;
}

@media (max-width: 480px) {
    .overlay { padding: 30px 20px; }
    form.checker-form { flex-direction: column; }
}

/* Jelszógenerátor */
.pwgen-options {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 20px;
}
.pwgen-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.pwgen-row label.main-label {
    min-width: 150px;
    font-size: 14px;
}
.pwgen-row input[type=range] {
    flex: 1;
    min-width: 120px;
    accent-color: var(--btn-bg);
}
.pwgen-length-value {
    min-width: 28px;
    text-align: right;
    font-weight: bold;
}
.pwgen-checks {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    font-size: 13px;
}
.pwgen-checks label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}
.pwgen-checks input[type=checkbox] {
    accent-color: var(--btn-bg);
    width: 16px;
    height: 16px;
}
.pwgen-results {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}
.pwgen-item {
    background: var(--report-bg);
    border: 1px solid var(--section-border);
    border-radius: 8px;
    padding: 12px 14px;
}
.pw-text-row {
    margin-bottom: 8px;
}
.pwgen-item .pw-text {
    font-size: 17px;
    font-weight: bold;
    letter-spacing: 0.04em;
    word-break: break-all;
    user-select: all;
}
.pw-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}
.pwgen-item .pw-strength {
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 10px;
    white-space: nowrap;
    font-weight: bold;
}
.pw-strength.weak     { background: rgba(255, 122, 122, 0.2); color: var(--lvl-err); }
.pw-strength.medium   { background: rgba(255, 207, 112, 0.2); color: var(--lvl-warn); }
.pw-strength.strong   { background: rgba(159, 211, 255, 0.2); color: var(--lvl-info); }
.pw-strength.verystrong { background: rgba(143, 255, 158, 0.2); color: var(--lvl-summary); }
.pwgen-item button.copy-pw-btn {
    padding: 6px 12px;
    font-size: 12px;
    flex-shrink: 0;
}
.pwgen-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Sebességteszt */
.st-gauge {
    text-align: center;
    margin: 6px 0 14px;
}
.st-gauge .st-value {
    font-size: 54px;
    font-weight: bold;
    line-height: 1.1;
}
.st-gauge .st-unit {
    font-size: 14px;
    color: var(--muted-color);
}
.st-gauge .st-phase {
    font-size: 13px;
    color: var(--muted-color);
    margin-top: 6px;
    min-height: 18px;
}
.st-bar {
    height: 6px;
    background: var(--report-bg);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 0 20px;
}
.st-bar-fill {
    height: 100%;
    width: 0%;
    background: var(--btn-bg);
    transition: width 0.2s linear;
}
.st-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}
.st-card {
    background: var(--report-bg);
    border: 1px solid var(--section-border);
    border-radius: 8px;
    padding: 12px 14px;
    text-align: center;
}
.st-card .st-label {
    font-size: 12px;
    color: var(--muted-color);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.st-card .st-num {
    font-size: 26px;
    font-weight: bold;
    margin-top: 4px;
}
.st-card .st-num small {
    font-size: 12px;
    font-weight: normal;
    color: var(--muted-color);
}
.st-card .st-sub {
    font-size: 11px;
    color: var(--muted-color);
    margin-top: 2px;
}
.st-actions {
    text-align: center;
    margin-bottom: 10px;
}
.st-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--section-border);
}
.st-tab {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    color: var(--muted-color);
    padding: 8px 14px;
    font-size: 13px;
    cursor: pointer;
}
.st-tab:hover {
    background: var(--nav-bg);
}
.st-tab.active {
    color: var(--text-color);
    border-bottom-color: var(--btn-bg);
    font-weight: bold;
}
.st-panel[hidden] {
    display: none;
}
.st-bar-fill.indeterminate {
    width: 30%;
    transition: none;
    animation: st-slide 1.2s ease-in-out infinite alternate;
}
@keyframes st-slide {
    from { margin-left: 0; }
    to   { margin-left: 70%; }
}
.st-scores {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 16px;
}
.st-chip {
    font-size: 12px;
    padding: 5px 12px;
    border-radius: 12px;
    background: var(--report-bg);
    border: 1px solid var(--section-border);
}
.st-chip.q-bad, .st-chip.q-poor { color: var(--lvl-err); }
.st-chip.q-average              { color: var(--lvl-warn); }
.st-chip.q-good                 { color: var(--lvl-info); }
.st-chip.q-great                { color: var(--lvl-summary); }