/* 481px - 767px: büyük telefon */
.topbar {
    position: sticky;
    top: 8px;
    z-index: 70;
    min-height: auto;
    margin: 8px;
    padding: 10px;
    border-radius: 22px;
    gap: 10px;
}
.mobile-menu {
    display: inline-grid;
}
.brand {
    font-size: 22px;
}
.byline {
    display: none;
}
.top-actions {
    width: 100%;
    margin-left: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
}
.top-actions .btn {
    width: 100%;
}
.layout {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 8px 10px 30px;
}
.sidebar {
    position: fixed;
    inset: 76px 10px 10px 10px;
    z-index: 80;
    overflow: auto;
    transform: translateX(calc(-100% - 24px));
    transition: transform .22s ease;
}
.sidebar.is-open {
    transform: translateX(0);
}
.main-panel,
.section-card {
    padding: 14px;
    border-radius: 18px;
}
.hero-grid {
    grid-template-columns: 1fr;
    padding: 10px;
    border-radius: 22px;
}
.hero-copy {
    padding: 20px;
}
h1 {
    font-size: 34px;
    line-height: 1.02;
    letter-spacing: -1px;
}
h2 {
    font-size: 20px;
}
.hero-actions,
.section-head,
.leaderboard-section .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
}
.hero-actions .btn,
.section-head .btn,
.section-head a.btn {
    width: 100%;
}
.grid.three,
.grid.two,
.toggle-grid,
.toggle-grid.compact,
.control-grid,
.scoreboard-grid {
    grid-template-columns: 1fr;
}
.field.wide,
.chart-box {
    grid-column: auto;
}
.chute-grid.modern {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}
.score-row {
    grid-template-columns: 42px 1fr auto;
}
.score-row small {
    display: none;
}
.footer {
    text-align: center;
    padding-inline: 14px;
}