/* ===== Light theme (default) ===== */
:root {
    --bg: #f4f5f8;
    --text: #1c2030;
    --text-2: #4e5668;
    --text-3: #8892a4;
    --accent: #4568ee;
    --accent-h: #3450cc;
    --accent-dim: rgba(69,104,238,0.07);
    --accent-glow: rgba(69,104,238,0.2);
    --accent-fg: #fff;
    --sf: #fff;
    --sf2: #f0f1f4;
    --sf3: #e8eaee;
    --bd: rgba(0,0,0,0.06);
    --bd2: rgba(0,0,0,0.1);
    --sh: 0 1px 2px rgba(0,0,0,0.04);
    --sh2: 0 4px 14px rgba(0,0,0,0.08);
    --hdr: rgba(244,245,248,0.82);
    --hdr-bd: rgba(0,0,0,0.05);
    --card: rgba(255,255,255,0.92);
    --card-bd: rgba(0,0,0,0.05);
    --tog-bg: #cdd1da;
    --tog-knob: #4568ee;
    --a3: #d8f0d2; --a3t: #1a6020; --a3h: #cce8c4;
    --a2: #e0f0dc; --a2t: #266828; --a2h: #d4e8d0;
    --a1: #e8ede6; --a1t: #347434; --a1h: #dce6d8;
    --a0: #eaebee; --a0t: #4a5060; --a0h: #e0e2e6;
    --am1: #f4e0de; --am1t: #703838; --am1h: #ecd2d0;
    --am2: #f0d0cc; --am2t: #642828; --am2h: #e6c0bc;
    --am3: #ecc0ba; --am3t: #581818; --am3h: #e2b0aa;
}

/* ===== Dark theme ===== */
body.dark {
    --bg: #0f1115;
    --text: #c8cdd6;
    --text-2: #8690a0;
    --text-3: #505868;
    --accent: #6e8ef7;
    --accent-h: #8aa4ff;
    --accent-dim: rgba(110,142,247,0.1);
    --accent-glow: rgba(110,142,247,0.25);
    --accent-fg: #0f1115;
    --sf: #161920;
    --sf2: #1a1e26;
    --sf3: #20242e;
    --bd: rgba(255,255,255,0.06);
    --bd2: rgba(255,255,255,0.1);
    --sh: 0 1px 2px rgba(0,0,0,0.2);
    --sh2: 0 4px 14px rgba(0,0,0,0.3);
    --hdr: rgba(15,17,21,0.82);
    --hdr-bd: rgba(255,255,255,0.04);
    --card: rgba(22,25,32,0.85);
    --card-bd: rgba(255,255,255,0.05);
    --tog-bg: #1e222c;
    --tog-knob: #6e8ef7;
    --a3: #132818; --a3t: #6dcc82; --a3h: #183020;
    --a2: #162418; --a2t: #58b86c; --a2h: #1c2e22;
    --a1: #1a221c; --a1t: #48a05a; --a1h: #222c26;
    --a0: #1a1c22; --a0t: #727882; --a0h: #20232a;
    --am1: #221a1c; --am1t: #b86868; --am1h: #2a2022;
    --am2: #261618; --am2t: #cc5858; --am2h: #301c20;
    --am3: #2a1216; --am3t: #e04848; --am3h: #341a1e;
}

/* ===== Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 400;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: background .3s, color .3s;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.screen-welcome, .screen-spectrum, .screen-question, .screen-results {
    animation: fadeIn .25s ease-out;
}

.result-card:nth-child(1) { animation: fadeIn .25s ease-out; }
.result-card:nth-child(2) { animation: fadeIn .25s ease-out .08s backwards; }
.result-card:nth-child(3) { animation: fadeIn .25s ease-out .16s backwards; }

/* ===== Header ===== */
header {
    width: 100%;
    height: 48px;
    padding: 0 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--hdr);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-bottom: 1px solid var(--hdr-bd);
    position: sticky;
    top: 0;
    z-index: 50;
    transition: background .3s;
}

header h1 {
    flex: 1;
    font-size: 13px;
    font-weight: 400;
    color: var(--text-3);
    letter-spacing: 0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-right {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-left: auto;
}

/* ===== Header buttons ===== */
.header-btn {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: var(--text-3);
    border: 1px solid var(--bd);
    padding: 4px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    transition: color .15s, border-color .15s, background .15s;
    line-height: 1.4;
}

.header-btn:hover {
    color: var(--accent);
    border-color: var(--bd2);
    background: var(--accent-dim);
}

#btn-reset {
    font-size: 16px;
    padding: 2px 7px;
    border: none;
    background: transparent;
    color: var(--text-3);
    transition: color .15s, transform .15s;
}

#btn-reset:hover {
    color: var(--accent);
    transform: rotate(-45deg);
}

/* ===== Language pill (identical on all pages) ===== */
.lang-pill {
    display: flex;
    background: var(--sf2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--bd);
    border-radius: 8px;
    padding: 3px;
    gap: 2px;
    transition: all .25s;
}

.lang-pill .lang-opt {
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: 5px;
    border: none;
    background: transparent;
    color: var(--text-3);
    cursor: pointer;
    transition: all .2s cubic-bezier(.4,0,.2,1);
    line-height: 1.4;
}

.lang-pill .lang-opt:hover {
    color: var(--text-2);
}

.lang-pill .lang-opt.active {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 1px 4px var(--accent-glow);
}

/* ===== Theme toggle (identical on all pages) ===== */
.theme-toggle {
    position: relative;
    width: 40px;
    height: 22px;
    background: var(--tog-bg);
    border: none;
    border-radius: 11px;
    cursor: pointer;
    transition: background .25s;
    padding: 0;
    flex-shrink: 0;
}

.theme-toggle .toggle-knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--tog-knob);
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    box-shadow: 0 1px 4px rgba(0,0,0,.15);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle .toggle-knob svg {
    width: 10px;
    height: 10px;
    fill: none;
    stroke: #fff;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: opacity .15s;
}

.theme-toggle .toggle-knob {
    transform: translateX(18px);
}

body.dark .theme-toggle .toggle-knob {
    transform: translateX(0);
}

/* ===== App container ===== */
#app {
    width: 100%;
    max-width: 520px;
    padding: 24px 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ===== Welcome screen ===== */
.screen-welcome {
    text-align: center;
    padding-top: 48px;
}

.screen-welcome h2 {
    font-size: 24px;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 8px;
    letter-spacing: -0.03em;
}

.screen-welcome p {
    font-size: 15px;
    color: var(--text-2);
    margin-bottom: 28px;
    line-height: 1.6;
    font-weight: 400;
}

.btn-start {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: var(--accent-fg);
    border: none;
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    letter-spacing: 0.01em;
    transition: all .2s cubic-bezier(.4,0,.2,1);
}

.btn-start:hover {
    background: var(--accent-h);
    box-shadow: 0 4px 16px var(--accent-glow);
    transform: translateY(-1px) scale(1.02);
}

.btn-start:active { transform: scale(.98); }

/* ===== Spectrum screen ===== */
.screen-spectrum {
    text-align: center;
    padding-top: 32px;
    width: 100%;
}

.screen-spectrum h2 {
    font-size: 17px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.screen-spectrum .hint {
    color: var(--text-3);
    font-size: 13px;
    margin-bottom: 20px;
}

.spectrum-options {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}

.spectrum-btn {
    background: var(--sf2);
    border: 1px solid var(--bd);
    border-radius: 10px;
    padding: 16px 24px;
    min-width: 120px;
    cursor: pointer;
    transition: all .2s cubic-bezier(.4,0,.2,1);
    text-align: center;
}

.spectrum-btn:hover {
    border-color: var(--accent);
    background: var(--sf3);
    box-shadow: var(--sh2);
    transform: translateY(-3px);
}

.spectrum-btn:active { transform: translateY(0); }

.spectrum-btn .label {
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    display: block;
}

.spectrum-btn .sublabel {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 2px;
}

/* ===== Question screen ===== */
.screen-question {
    width: 100%;
    padding-top: 8px;
}

.progress-bar-container {
    width: 100%;
    background: var(--sf2);
    border-radius: 2px;
    height: 3px;
    margin-bottom: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    transition: width .3s ease;
}

.progress-text {
    text-align: right;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-3);
    margin-bottom: 18px;
    font-variant-numeric: tabular-nums;
}

.question-text {
    font-size: 16px;
    line-height: 1.55;
    font-weight: 400;
    color: var(--text);
    text-align: center;
    margin-bottom: 20px;
}

.answers {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 20px;
}

.answer-btn {
    width: 100%;
    padding: 9px 14px;
    border: 1px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all .15s cubic-bezier(.4,0,.2,1);
    text-align: center;
}

.answer-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--sh2);
}

.answer-btn:active { transform: translateY(0); }

.answer-btn.selected {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}

/* Answer colors */
.answer-btn[data-value="3"]  { background: var(--a3); color: var(--a3t); }
.answer-btn[data-value="2"]  { background: var(--a2); color: var(--a2t); }
.answer-btn[data-value="1"]  { background: var(--a1); color: var(--a1t); }
.answer-btn[data-value="0"]  { background: var(--a0); color: var(--a0t); }
.answer-btn[data-value="-1"] { background: var(--am1); color: var(--am1t); }
.answer-btn[data-value="-2"] { background: var(--am2); color: var(--am2t); }
.answer-btn[data-value="-3"] { background: var(--am3); color: var(--am3t); }

.answer-btn[data-value="3"]:hover  { background: var(--a3h); }
.answer-btn[data-value="2"]:hover  { background: var(--a2h); }
.answer-btn[data-value="1"]:hover  { background: var(--a1h); }
.answer-btn[data-value="0"]:hover  { background: var(--a0h); }
.answer-btn[data-value="-1"]:hover { background: var(--am1h); }
.answer-btn[data-value="-2"]:hover { background: var(--am2h); }
.answer-btn[data-value="-3"]:hover { background: var(--am3h); }

.nav-buttons {
    display: flex;
    justify-content: space-between;
}

.btn-nav {
    background: transparent;
    border: 1px solid var(--bd);
    color: var(--text-2);
    padding: 7px 18px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all .15s;
}

.btn-nav:hover {
    color: var(--accent);
    border-color: var(--accent-dim);
    background: var(--accent-dim);
}

/* ===== Results screen ===== */
.screen-results {
    width: 100%;
    text-align: center;
    padding-top: 14px;
}

.screen-results h2 {
    font-size: 17px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.result-card {
    background: var(--card);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--card-bd);
    border-radius: 10px;
    padding: 12px 14px;
    margin-bottom: 8px;
    box-shadow: var(--sh);
    text-align: left;
    transition: all .2s cubic-bezier(.4,0,.2,1);
}

.result-card:hover {
    box-shadow: var(--sh2);
    transform: translateY(-2px);
}

.result-rank {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 2px;
}

.result-party-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 1px;
    letter-spacing: -0.01em;
}

.result-party-full {
    font-size: 12px;
    color: var(--text-3);
    margin-bottom: 1px;
}

.result-party-leader {
    font-size: 12px;
    color: var(--text-3);
    font-style: italic;
    margin-bottom: 8px;
}

.result-bar-container {
    width: 100%;
    background: var(--sf2);
    border-radius: 6px;
    height: 24px;
    overflow: hidden;
}

.result-bar-fill {
    height: 100%;
    border-radius: 6px;
    transition: width .8s cubic-bezier(.4,0,.2,1);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 8px;
    min-width: 40px;
}

.result-bar-pct {
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,.25);
}

.disclaimer {
    margin-top: 16px;
    font-size: 11px;
    color: var(--text-3);
    line-height: 1.5;
}

.btn-restart {
    display: inline-flex;
    align-items: center;
    background: var(--accent);
    color: var(--accent-fg);
    border: none;
    padding: 9px 24px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 16px;
    transition: all .2s cubic-bezier(.4,0,.2,1);
}

.btn-restart:hover {
    background: var(--accent-h);
    box-shadow: 0 4px 16px var(--accent-glow);
    transform: translateY(-1px) scale(1.02);
}

/* ===== Focus ===== */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ===== Responsive ===== */
@media (max-width: 520px) {
    header { height: 44px; padding: 0 10px; }
    header h1 { font-size: 12px; }
    #app { padding: 18px 12px; }
    .spectrum-options { flex-direction: column; align-items: center; }
    .spectrum-btn { width: 100%; max-width: 280px; }
}

@media (max-width: 380px) {
    #app { padding: 14px 8px; }
    .header-right { gap: 6px; }
    .theme-toggle { width: 34px; height: 18px; border-radius: 9px; }
    .theme-toggle .toggle-knob { width: 14px; height: 14px; }
    .theme-toggle .toggle-knob { transform: translateX(16px); }
    body.dark .theme-toggle .toggle-knob { transform: translateX(0); }
    .lang-pill .lang-opt { padding: 3px 8px; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}