/* ============================================================
   FTL & Stride — Mid Test · VOLTAGE theme (Helvetica)
   ============================================================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #07080B;
    --bg2: #0a0c12;
    --surf: #10121A;
    --surf2: #171A24;
    --surf3: #1e2230;
    --line: rgba(255, 255, 255, .09);
    --line2: rgba(255, 255, 255, .16);
    --txt: #F1F3F7;
    --mut: #868C9B;
    --dim: #5b6172;
    --acc: #2BB0EA;
    --acc-d: #0b91cf;
    --vio: #7C4DFF;
    --warn: #F2DF1B;
    --ok: #37D29A;
    --bad: #FF5B5B;
    --grad: linear-gradient(90deg, var(--acc), var(--vio));
    --grad-135: linear-gradient(135deg, var(--acc), var(--vio));
    --hel: "Helvetica Neue", Helvetica, Arial, "Liberation Sans", sans-serif;
}

html,
body {
    background: var(--bg);
    color: var(--txt);
    font-family: var(--hel);
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    overflow-x: hidden;
}

#root {
    min-height: 100vh;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input {
    font-family: inherit;
}

/* utility display type — Helvetica pushed hard for athletic feel */
.disp {
    font-weight: 700;
    letter-spacing: -.01em;
}

.kicker {
    font-weight: 700;
    font-size: 11px;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--acc);
}

.num {
    font-variant-numeric: tabular-nums;
}

::selection {
    background: rgba(124, 77, 255, .4);
}

.noselect {
    -webkit-user-select: none;
    user-select: none;
}

/* scrollbars */
*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

*::-webkit-scrollbar-thumb {
    background: var(--surf3);
    border-radius: 10px;
    border: 2px solid var(--bg);
}

*::-webkit-scrollbar-track {
    background: transparent;
}

/* ---------- generic scene / cards ---------- */
.scene {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px 18px;
    position: relative;
}

.scene-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.scene-bg .beam {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: .5;
}

.scene-bg .b1 {
    top: -160px;
    right: -120px;
    width: 520px;
    height: 520px;
    background: radial-gradient(circle, rgba(43, 176, 234, .5), transparent 65%);
}

.scene-bg .b2 {
    bottom: -200px;
    left: -140px;
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, rgba(124, 77, 255, .45), transparent 65%);
}

.scene-bg .stripes {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(115deg, rgba(124, 77, 255, .045) 0 2px, transparent 2px 30px);
}

.card {
    position: relative;
    z-index: 1;
    width: 100%;
    background: var(--surf);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .8);
    overflow: hidden;
}

.card.narrow {
    max-width: 470px;
}

.card.wide {
    max-width: 680px;
}

/* ---------- LOGIN ---------- */
.lg-hero {
    position: relative;
    padding: 30px 32px 30px;
    background: linear-gradient(140deg, #0c1530 0%, #120a26 100%);
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}

.lg-hero .glow1 {
    position: absolute;
    top: -60%;
    right: -12%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(43, 176, 234, .55), transparent 65%);
    filter: blur(26px);
}

.lg-hero .glow2 {
    position: absolute;
    bottom: -70%;
    left: -12%;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(124, 77, 255, .5), transparent 65%);
    filter: blur(26px);
}

.lg-logos {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
}

.lg-logos .ftl {
    height: 30px;
}

.lg-logos .stride {
    height: 24px;
}

.lg-kicker {
    position: relative;
    margin: 24px 0 8px;
}

.lg-title {
    position: relative;
    font-weight: 700;
    font-size: 42px;
    line-height: .92;
    letter-spacing: -.03em;
    text-transform: uppercase;
}

.lg-title em {
    font-style: normal;
    color: var(--acc);
}

.lg-form {
    padding: 26px 32px 30px;
}

.fld-label {
    display: block;
    font-weight: 700;
    font-size: 11px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--mut);
    margin-bottom: 9px;
}

.lg-search {
    position: relative;
}

.lg-search input {
    width: 100%;
    background: var(--surf2);
    border: 1px solid var(--line);
    border-radius: 9px;
    padding: 13px 14px 13px 40px;
    color: var(--txt);
    font-size: 14px;
    outline: none;
    transition: border-color .15s;
}

.lg-search input:focus {
    border-color: var(--acc);
}

.lg-search .ic {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--mut);
    font-size: 14px;
    pointer-events: none;
}

.lg-list {
    margin-top: 9px;
    border: 1px solid var(--line);
    border-radius: 9px;
    overflow: hidden auto;
    max-height: 230px;
    background: var(--bg2);
}

.lg-item {
    width: 100%;
    text-align: left;
    padding: 12px 14px;
    font-size: 13.5px;
    border-bottom: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    transition: background .12s;
}

.lg-item:last-child {
    border-bottom: none;
}

.lg-item:hover {
    background: var(--surf2);
}

.lg-item.sel {
    background: linear-gradient(90deg, rgba(43, 176, 234, .20), rgba(124, 77, 255, .13));
    box-shadow: inset 3px 0 0 var(--acc);
    font-weight: 700;
}

.lg-item .om {
    color: var(--mut);
    font-size: 11px;
    font-weight: 400;
    white-space: nowrap;
}

.lg-item.sel .om {
    color: #cfe8f6;
}

.lg-empty {
    padding: 18px 14px;
    font-size: 13px;
    color: var(--mut);
    text-align: center;
}

/* nama terkunci setelah dipilih */
.lg-locked {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(90deg, rgba(43, 176, 234, .16), rgba(124, 77, 255, .11));
    border: 1px solid var(--acc);
    border-radius: 9px;
    padding: 14px 16px;
}

.lg-locked-main {
    display: flex;
    align-items: center;
    gap: 11px;
    flex: 1;
    min-width: 0;
}

.lg-locked-check {
    width: 24px;
    height: 24px;
    flex: none;
    border-radius: 50%;
    background: var(--grad-135);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lg-locked-name {
    flex: 1;
    min-width: 0;
    font-size: 15px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lg-ganti {
    flex: none;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--acc);
    border: 1px solid var(--line2);
    border-radius: 7px;
    padding: 8px 13px;
    transition: .14s;
}

.lg-ganti:hover {
    border-color: var(--acc);
    background: rgba(43, 176, 234, .1);
}

.lg-auto {
    margin-top: 16px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.lg-cell {
    position: relative;
    background: var(--surf2);
    border: 1px solid var(--line);
    border-radius: 9px;
    padding: 12px 14px;
    overflow: hidden;
    opacity: .4;
    transition: opacity .2s;
}

.lg-cell.on {
    opacity: 1;
}

.lg-cell::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--vio);
}

.lg-cell .k {
    font-weight: 700;
    font-size: 9.5px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--mut);
    margin-bottom: 5px;
}

.lg-cell .v {
    font-size: 13.5px;
    font-weight: 700;
}

.btn-primary {
    width: 100%;
    background: var(--grad);
    color: #fff;
    border-radius: 9px;
    padding: 15px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: .04em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    transition: filter .15s, transform .05s, opacity .15s;
}

.btn-primary:hover {
    filter: brightness(1.1);
}

.btn-primary:active {
    transform: translateY(1px);
}

.btn-primary:disabled {
    opacity: .35;
    cursor: not-allowed;
    filter: none;
}

.mt18 {
    margin-top: 18px;
}

.mt22 {
    margin-top: 22px;
}

/* ---------- INSTRUKSI ---------- */
.ins-head {
    padding: 26px 32px 22px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    gap: 14px;
}

.ins-head .ftl {
    height: 26px;
}

.ins-head .sp {
    flex: 1;
}

.who-chip {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.who-chip .n {
    font-size: 13px;
    font-weight: 700;
}

.who-chip .b {
    font-size: 11px;
    color: var(--mut);
}

.ins-body {
    padding: 26px 32px 30px;
}

.ins-title {
    font-weight: 700;
    font-size: 26px;
    letter-spacing: -.02em;
    text-transform: uppercase;
    margin-bottom: 5px;
}

.ins-sub {
    font-size: 13.5px;
    color: var(--mut);
    margin-bottom: 22px;
}

.rule {
    display: flex;
    gap: 13px;
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
}

.rule:first-of-type {
    border-top: 1px solid var(--line);
}

.rule .ri {
    width: 34px;
    height: 34px;
    flex: none;
    border-radius: 8px;
    background: var(--surf2);
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.rule .rt {
    font-size: 13.5px;
    line-height: 1.5;
}

.rule .rt b {
    color: var(--txt);
}

.rule.warn .ri {
    background: rgba(242, 223, 27, .12);
    border-color: rgba(242, 223, 27, .4);
}

.score-strip {
    display: flex;
    gap: 10px;
    margin: 20px 0;
}

.score-pill {
    flex: 1;
    text-align: center;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 13px 8px;
    background: var(--surf2);
}

.score-pill .big {
    font-size: 22px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.score-pill.ok .big {
    color: var(--ok);
}

.score-pill.bad .big {
    color: var(--bad);
}

.score-pill.zero .big {
    color: var(--mut);
}

.score-pill .lbl {
    font-size: 10.5px;
    color: var(--mut);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-top: 3px;
}

.pw-row {
    display: flex;
    gap: 10px;
    align-items: stretch;
}

.pw-row input {
    flex: 1;
    background: var(--surf2);
    border: 1px solid var(--line);
    border-radius: 9px;
    padding: 14px 14px;
    color: var(--txt);
    font-size: 15px;
    letter-spacing: .18em;
    outline: none;
}

.pw-row input:focus {
    border-color: var(--acc);
}

.pw-err {
    color: var(--bad);
    font-size: 12.5px;
    margin-top: 9px;
    display: flex;
    align-items: center;
    gap: 7px;
}

.pw-hint {
    color: var(--mut);
    font-size: 12px;
    margin-top: 9px;
}

.chk {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    margin: 20px 0 4px;
    cursor: pointer;
}

.chk .box {
    width: 20px;
    height: 20px;
    flex: none;
    border-radius: 5px;
    border: 1.5px solid var(--line2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
    transition: .15s;
}

.chk.on .box {
    background: var(--acc);
    border-color: var(--acc);
}

.chk .box svg {
    opacity: 0;
}

.chk.on .box svg {
    opacity: 1;
}

.chk .lbl {
    font-size: 13px;
    color: var(--mut);
    line-height: 1.5;
}

/* ---------- EXAM ---------- */
.exam-root {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

.ex-top {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 22px;
    background: rgba(10, 12, 18, .86);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
}

.ex-top .ftl {
    height: 26px;
}

.ex-top .sp {
    flex: 1;
}

.ex-timer {
    display: flex;
    align-items: center;
    gap: 9px;
    font-weight: 700;
    font-size: 20px;
    font-variant-numeric: tabular-nums;
    color: var(--warn);
    letter-spacing: .01em;
}

.ex-timer .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--warn);
    box-shadow: 0 0 10px var(--warn);
}

.ex-timer.danger {
    color: var(--bad);
    animation: pulse 1s infinite;
}

.ex-timer.danger .dot {
    background: var(--bad);
    box-shadow: 0 0 10px var(--bad);
}

@keyframes pulse {
    50% {
        opacity: .45;
    }
}

.ex-who {
    text-align: right;
    line-height: 1.2;
}

.ex-who .n {
    font-size: 12.5px;
    font-weight: 700;
}

.ex-who .b {
    font-size: 10.5px;
    color: var(--mut);
}

/* device status: jam + baterai */
.dev-status {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surf);
}

.dev-clock {
    font-weight: 700;
    font-size: 13.5px;
    letter-spacing: .02em;
    color: var(--txt);
}

.dev-batt {
    display: flex;
    align-items: center;
    gap: 6px;
}

.batt-ico {
    position: relative;
    width: 24px;
    height: 13px;
    border: 1.5px solid var(--mut);
    border-radius: 3px;
    padding: 1.5px;
    display: flex;
    align-items: center;
}

.batt-ico::after {
    content: "";
    position: absolute;
    right: -4px;
    top: 50%;
    transform: translateY(-50%);
    width: 2.5px;
    height: 6px;
    background: var(--mut);
    border-radius: 0 2px 2px 0;
}

.batt-fill {
    height: 100%;
    background: var(--ok);
    border-radius: 1.5px;
    transition: width .4s;
}

.dev-batt.low .batt-fill {
    background: var(--bad);
}

.dev-batt.low .batt-ico {
    border-color: var(--bad);
}

.batt-num {
    font-size: 12px;
    font-weight: 600;
    color: var(--mut);
}

.dev-batt.low .batt-num {
    color: var(--bad);
}

@media (max-width: 560px) {
    .dev-status {
        padding: 5px 9px;
        gap: 8px;
    }

    .batt-num {
        display: none;
    }
}

/* kalkulator toggle */
.calc-toggle {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border: 1px solid var(--line);
    background: var(--surf);
    color: var(--txt);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 700;
    transition: .14s;
}

.calc-toggle:hover {
    border-color: var(--acc);
}

.calc-toggle.on {
    background: rgba(43, 176, 234, .14);
    border-color: var(--acc);
    color: var(--acc);
}

@media (max-width: 680px) {
    .calc-toggle-lbl {
        display: none;
    }
}

/* kalkulator panel */
.calc {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 55;
    width: 248px;
    background: var(--surf);
    border: 1px solid var(--line2);
    border-radius: 14px;
    box-shadow: 0 30px 70px -20px #000;
    overflow: hidden;
    user-select: none;
}

.calc-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg2);
    cursor: move;
    border-bottom: 1px solid var(--line);
}

.calc-title {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--mut);
}

.calc-x {
    color: var(--mut);
    font-size: 14px;
    padding: 2px 4px;
}

.calc-x:hover {
    color: var(--bad);
}

.calc-disp {
    padding: 14px 16px 12px;
    text-align: right;
    background: var(--bg2);
    border-bottom: 1px solid var(--line);
}

.calc-expr {
    font-size: 13px;
    color: var(--mut);
    min-height: 18px;
    word-break: break-all;
}

.calc-val {
    font-size: 28px;
    font-weight: 700;
    color: var(--txt);
    margin-top: 2px;
    word-break: break-all;
}

.calc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    padding: 12px;
}

.calc-k {
    height: 44px;
    border-radius: 9px;
    background: var(--surf2);
    color: var(--txt);
    font-size: 17px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    transition: .1s;
}

.calc-k:hover {
    filter: brightness(1.25);
}

.calc-k:active {
    transform: translateY(1px);
}

.calc-k.fn {
    background: var(--surf3);
    color: var(--mut);
    font-size: 15px;
}

.calc-k.op {
    background: rgba(43, 176, 234, .16);
    color: var(--acc);
}

.calc-k.eq {
    background: var(--grad-135);
    color: #fff;
}

.calc-k.zero {
    grid-column: span 2;
}

@media (max-width: 560px) {
    .calc {
        right: 10px;
        bottom: 10px;
        width: 212px;
    }

    .calc-k {
        height: 40px;
        font-size: 16px;
    }
}

.btn-submit {
    background: var(--grad);
    color: #fff;
    border-radius: 8px;
    padding: 10px 18px;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.btn-submit:hover {
    filter: brightness(1.1);
}

.ex-prog {
    height: 4px;
    background: var(--surf);
    position: sticky;
    top: 51px;
    z-index: 39;
}

.ex-prog i {
    display: block;
    height: 100%;
    background: var(--grad);
    transition: width .3s;
}

.ex-body {
    flex: 1;
    display: flex;
    align-items: flex-start;
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
}

/* tracker */
.ex-track {
    position: sticky;
    top: 75px;
    width: 248px;
    flex: none;
    padding: 22px 18px;
    align-self: flex-start;
    max-height: calc(100vh - 75px);
    overflow: auto;
}

.trk-h {
    font-weight: 700;
    font-size: 11px;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--mut);
    margin-bottom: 4px;
}

.trk-count {
    font-size: 13px;
    color: var(--txt);
    margin-bottom: 14px;
}

.trk-count b {
    color: var(--acc);
    font-variant-numeric: tabular-nums;
}

.trk-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 6px;
}

.trk-c {
    aspect-ratio: 1;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11.5px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    background: var(--surf);
    color: var(--mut);
    border: 1px solid transparent;
    transition: .12s;
}

.trk-c:hover {
    border-color: var(--line2);
}

.trk-c.done {
    background: var(--grad-135);
    color: #fff;
}

.trk-c.ragu {
    background: rgba(242, 223, 27, .16);
    color: var(--warn);
    border-color: var(--warn);
}

.trk-c.cur {
    outline: 2px solid var(--acc);
    outline-offset: 1px;
}

.trk-legend {
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.trk-legend div {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 11.5px;
    color: var(--mut);
}

.trk-sw {
    width: 13px;
    height: 13px;
    border-radius: 4px;
    flex: none;
}

/* main column */
.ex-main {
    flex: 1;
    min-width: 0;
    padding: 24px 30px 140px;
}

.ex-intro {
    margin-bottom: 22px;
}

.ex-intro h1 {
    font-weight: 700;
    font-size: 22px;
    letter-spacing: -.02em;
    text-transform: uppercase;
}

.ex-intro p {
    font-size: 13px;
    color: var(--mut);
    margin-top: 6px;
    max-width: 560px;
    line-height: 1.5;
}

.qcard {
    background: var(--surf);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 24px;
    margin-bottom: 16px;
    scroll-margin-top: 90px;
    transition: border-color .2s;
}

.qcard.is-cur {
    border-color: rgba(43, 176, 234, .5);
}

.qcard.is-ragu {
    border-color: rgba(242, 223, 27, .45);
}

.q-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.q-no {
    font-weight: 700;
    font-size: 12px;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--acc);
}

.q-head .sp {
    flex: 1;
}

.q-text {
    font-weight: 700;
    font-size: 18px;
    line-height: 1.42;
    letter-spacing: -.01em;
    margin-bottom: 16px;
}

.q-img {
    display: block;
    max-width: 280px;
    width: 100%;
    border-radius: 10px;
    margin: 0 0 16px;
    background: #fff;
    padding: 8px;
}

.opt {
    width: 100%;
    text-align: left;
    border: 1px solid var(--line);
    background: var(--bg2);
    border-radius: 9px;
    padding: 13px 15px;
    margin-bottom: 9px;
    display: flex;
    align-items: center;
    gap: 13px;
    font-size: 14px;
    line-height: 1.4;
    transition: .12s;
}

.opt:last-child {
    margin-bottom: 0;
}

.opt:hover {
    border-color: var(--line2);
    background: var(--surf2);
}

.opt .ltr {
    width: 27px;
    height: 27px;
    flex: none;
    border-radius: 6px;
    background: var(--surf3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: var(--mut);
    transition: .12s;
}

.opt.sel {
    border-color: var(--acc);
    background: linear-gradient(90deg, rgba(43, 176, 234, .14), rgba(124, 77, 255, .10));
}

.opt.sel .ltr {
    background: var(--grad-135);
    color: #fff;
}

.ragu-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border: 1px solid var(--line);
    background: var(--surf2);
    color: var(--mut);
    border-radius: 8px;
    padding: 8px 13px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .03em;
    text-transform: uppercase;
    transition: .14s;
}

.ragu-btn:hover {
    border-color: var(--warn);
    color: var(--warn);
}

.ragu-btn.on {
    background: rgba(242, 223, 27, .14);
    border-color: var(--warn);
    color: var(--warn);
}

.clear-btn {
    font-size: 12px;
    color: var(--dim);
    padding: 8px 6px;
}

.clear-btn:hover {
    color: var(--bad);
}

/* mobile tracker toggle */
.trk-toggle {
    display: none;
}

.trk-backdrop {
    display: none;
}

/* watermark */
.watermark {
    position: fixed;
    inset: 0;
    z-index: 30;
    pointer-events: none;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transform: scale(1.5);
}

.wm-row {
    white-space: nowrap;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .06em;
    color: rgba(255, 255, 255, .045);
    margin: 16px 0;
    transform: rotate(-24deg);
    text-align: center;
}

/* ---------- modal / overlay ---------- */
.ov {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(4, 5, 8, .72);
    backdrop-filter: blur(6px);
    animation: fade .2s;
}

@keyframes fade {
    from {
        opacity: 0;
    }
}

.modal {
    width: 100%;
    max-width: 460px;
    background: var(--surf);
    border: 1px solid var(--line2);
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 40px 90px -30px #000;
}

.modal h2 {
    font-weight: 700;
    font-size: 21px;
    text-transform: uppercase;
    letter-spacing: -.01em;
    margin-bottom: 6px;
}

.modal p.sub {
    font-size: 13.5px;
    color: var(--mut);
    line-height: 1.5;
    margin-bottom: 20px;
}

.sum-row {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.sum {
    flex: 1;
    text-align: center;
    border: 1px solid var(--line);
    border-radius: 11px;
    padding: 15px 8px;
    background: var(--bg2);
}

.sum .n {
    font-size: 26px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.sum.done .n {
    color: var(--ok);
}

.sum.ragu .n {
    color: var(--warn);
}

.sum.empty .n {
    color: var(--bad);
}

.sum .l {
    font-size: 10.5px;
    color: var(--mut);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-top: 4px;
}

.modal-actions {
    display: flex;
    gap: 10px;
}

.btn-ghost {
    flex: 1;
    border: 1px solid var(--line2);
    border-radius: 9px;
    padding: 13px;
    font-weight: 700;
    font-size: 13px;
    color: var(--txt);
    transition: .14s;
}

.btn-ghost:hover {
    background: var(--surf2);
}

.btn-go {
    flex: 1;
    background: var(--grad);
    color: #fff;
    border-radius: 9px;
    padding: 13px;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.btn-go:hover {
    filter: brightness(1.1);
}

.warn-note {
    display: flex;
    gap: 9px;
    align-items: flex-start;
    background: rgba(242, 223, 27, .08);
    border: 1px solid rgba(242, 223, 27, .3);
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 12.5px;
    color: #e9dd9a;
    line-height: 1.5;
    margin-bottom: 18px;
}

/* blur guard */
.guard {
    position: fixed;
    inset: 0;
    z-index: 80;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(4, 5, 8, .55);
    backdrop-filter: blur(20px);
}

.guard .gbox {
    text-align: center;
    max-width: 440px;
}

.guard .gi {
    width: 74px;
    height: 74px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: rgba(255, 91, 91, .12);
    border: 1px solid rgba(255, 91, 91, .4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
}

.guard h2 {
    font-weight: 700;
    font-size: 24px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.guard p {
    font-size: 14px;
    color: var(--mut);
    line-height: 1.6;
    margin-bottom: 8px;
}

.guard .vcount {
    color: var(--bad);
    font-weight: 700;
}

.guard .gbtn {
    margin-top: 18px;
    display: inline-flex;
    background: var(--grad);
    color: #fff;
    border-radius: 9px;
    padding: 13px 26px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    font-size: 13px;
}

/* ---------- RESULT ---------- */
.res-card {
    text-align: center;
    padding: 42px 36px 38px;
}

.res-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 26px;
}

.res-logos .ftl {
    height: 26px;
}

.res-logos .stride {
    height: 21px;
}

.res-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.res-badge.lulus {
    background: rgba(55, 210, 154, .14);
    border: 1px solid rgba(55, 210, 154, .5);
    color: var(--ok);
}

.res-badge.gagal {
    background: rgba(255, 91, 91, .12);
    border: 1px solid rgba(255, 91, 91, .45);
    color: var(--bad);
}

.res-score {
    font-weight: 700;
    font-size: 96px;
    line-height: 1;
    font-variant-numeric: tabular-nums;
    letter-spacing: -.04em;
}

.res-score.lulus {
    color: var(--ok);
}

.res-score.gagal {
    color: var(--bad);
}

.res-score .max {
    font-size: 34px;
    color: var(--mut);
}

/* submitted (no score) */
.done-ring {
    width: 84px;
    height: 84px;
    border-radius: 50%;
    margin: 0 auto 22px;
    background: rgba(55, 210, 154, .12);
    border: 1px solid rgba(55, 210, 154, .5);
    color: var(--ok);
    display: flex;
    align-items: center;
    justify-content: center;
}

.done-title {
    font-weight: 700;
    font-size: 28px;
    text-transform: uppercase;
    letter-spacing: -.01em;
}

.done-sub {
    font-size: 14px;
    color: var(--mut);
    line-height: 1.6;
    margin-top: 10px;
    max-width: 330px;
    margin-left: auto;
    margin-right: auto;
}

.done-note {
    margin-top: 22px;
    padding: 14px 16px;
    background: var(--surf2);
    border: 1px solid var(--line);
    border-radius: 11px;
    font-size: 12.5px;
    color: var(--mut);
    line-height: 1.55;
}

.res-label {
    font-size: 13px;
    color: var(--mut);
    text-transform: uppercase;
    letter-spacing: .14em;
    margin-top: 8px;
}

.res-who {
    margin-top: 26px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.res-who .n {
    font-size: 17px;
    font-weight: 700;
}

.res-who .meta {
    font-size: 13px;
    color: var(--mut);
    margin-top: 4px;
}

.res-saved {
    margin-top: 22px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--mut);
}

.res-saved .pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ok);
    box-shadow: 0 0 8px var(--ok);
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
    .ex-track {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        max-width: 84vw;
        max-height: none;
        height: 100vh;
        background: var(--bg2);
        border-right: 1px solid var(--line);
        z-index: 70;
        transform: translateX(-100%);
        transition: transform .25s;
        padding-top: 20px;
    }

    .ex-track.open {
        transform: none;
        box-shadow: 30px 0 80px -20px #000;
    }

    .trk-backdrop.open {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 65;
        background: rgba(0, 0, 0, .5);
    }

    .trk-toggle {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        border: 1px solid var(--line);
        background: var(--surf2);
        border-radius: 8px;
        padding: 9px 13px;
        font-size: 12px;
        font-weight: 700;
    }

    .ex-main {
        padding: 20px 16px 140px;
    }

    .ex-top {
        padding: 11px 14px;
        gap: 10px;
    }

    .ex-timer {
        font-size: 18px;
    }

    .btn-submit {
        padding: 9px 13px;
    }

    .ex-who {
        display: none;
    }
}

@media (max-width: 560px) {
    .lg-title {
        font-size: 36px;
    }

    .lg-hero,
    .lg-form,
    .ins-head,
    .ins-body {
        padding-left: 22px;
        padding-right: 22px;
    }

    .res-score {
        font-size: 74px;
    }

    .q-text {
        font-size: 16px;
    }

    .qcard {
        padding: 18px 16px;
    }

    .score-strip {
        flex-wrap: wrap;
    }
}

.trk-close {
    display: none;
}

@media (max-width: 860px) {
    .trk-close {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 14px;
    }

    .trk-close button {
        font-size: 20px;
        color: var(--mut);
        padding: 0 4px;
    }
}