/* 480px ve altı: küçük telefon */
.topbar {
    position: sticky;
    top: 6px;
    z-index: 70;
    margin: 6px;
    padding: 8px;
    border-radius: 18px;
    gap: 8px;
}
.mobile-menu {
    display: inline-grid;
    width: 38px;
    height: 38px;
    border-radius: 12px;
}
.brand {
    font-size: 19px;
    gap: 6px;
}
.brand-mark {
    width: 30px;
    height: 30px;
    border-radius: 10px;
}
.brand small,
.byline {
    display: none !important;
}
.top-actions {
    width: 100%;
    margin-left: 0;
    display: grid;
    grid-template-columns: 1fr;
}
.layout {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 6px 8px 26px;
}
.sidebar {
    position: fixed;
    inset: 70px 8px 8px 8px;
    z-index: 80;
    padding: 12px;
    overflow: auto;
    transform: translateX(calc(-100% - 20px));
    transition: transform .22s ease;
}
.sidebar.is-open {
    transform: translateX(0);
}
.main-panel,
.section-card {
    padding: 12px;
    border-radius: 16px;
}
.hero-grid {
    grid-template-columns: 1fr;
    padding: 8px;
    border-radius: 18px;
}
.hero-copy {
    padding: 16px;
}
.hero-preview,
.hero-preview iframe {
    min-height: 220px;
}
h1 {
    font-size: 29px;
    line-height: 1.04;
    letter-spacing: -.8px;
}
h2 {
    font-size: 18px;
}
p {
    font-size: 14px;
}
.section-head,
.hero-actions,
.leaderboard-section .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    width: 100%;
}
.btn,
.section-head .btn,
.section-head a.btn {
    width: 100%;
    min-height: 42px;
}
.grid.three,
.grid.two,
.toggle-grid,
.toggle-grid.compact,
.control-grid,
.scoreboard-grid {
    grid-template-columns: 1fr;
    gap: 12px;
}
.field.wide,
.chart-box {
    grid-column: auto;
}
.stepper {
    grid-template-columns: 38px 1fr 38px;
}
input[type="text"],
input[type="number"],
select,
.choices__inner {
    min-height: 44px;
}
.toggle-card {
    min-height: auto;
}
.chute-grid.modern {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}
.chute-grid label {
    min-height: 98px;
}
.score-card strong {
    font-size: 38px;
}
.score-row {
    grid-template-columns: 38px 1fr auto;
    font-size: 12px;
}
.score-row small {
    display: none;
}
.footer {
    text-align: center;
    padding: 0 10px 16px;
}