/* === Focus Page === */
.focus-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    gap: 1.5rem;
    padding: 2rem;
    overflow: hidden;
}

.focus-bg-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 20%, color-mix(in srgb, var(--g1) 15%, transparent) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, color-mix(in srgb, var(--g2) 10%, transparent) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.focus-course {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    position: relative;
    z-index: 1;
}
.fc-icon { color: var(--c); }
.fc-name { font-weight: 500; }
.fc-sep { color: var(--text3); }
.fc-topic { color: var(--text2); }

.mode-badge {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--bg3);
    border-radius: 6px;
    padding: 0.3rem 0.7rem;
    font-size: 0.75rem;
    color: var(--text2);
    position: relative;
    z-index: 1;
}
.mb-emoji { font-size: 1rem; }

.timer-display {
    text-align: center;
    position: relative;
    z-index: 1;
}

.timer-phase {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text3);
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
}

.timer-clock {
    font-size: clamp(5rem, 15vw, 9rem);
    font-family: var(--font-mono);
    font-weight: 300;
    letter-spacing: -0.03em;
    color: var(--text);
    line-height: 1;
    transition: color 0.5s ease;
}

.timer-display.is-break .timer-clock { color: var(--focus-b); }
.timer-display.is-focus .timer-clock { color: var(--text); }

.timer-round {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1rem;
}

.round-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border2);
    transition: var(--transition);
}
.round-dot.active { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.round-dot.done { background: var(--text3); }

.timer-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.btn-timer {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg2);
    border: 1px solid var(--border);
    color: var(--text2);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.btn-timer:hover { border-color: var(--border2); color: var(--text); }

.btn-playpause {
    width: 64px;
    height: 64px;
    font-size: 1.4rem;
    border-color: var(--border2);
}
.btn-playpause.running { color: var(--accent); border-color: var(--accent); }

.focus-motivation {
    max-width: 480px;
    text-align: center;
    position: relative;
    z-index: 1;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.focus-motivation.visible { opacity: 1; transform: translateY(0); }
.focus-motivation p {
    font-size: 0.875rem;
    color: var(--text2);
    line-height: 1.7;
    font-style: italic;
}

.mode-desc {
    font-size: 0.75rem;
    color: var(--text3);
    text-align: center;
    max-width: 380px;
    position: relative;
    z-index: 1;
}

.mode-switcher {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    z-index: 1;
    margin-top: 0.5rem;
}

.mode-opt {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    border-radius: 8px;
    background: var(--bg2);
    border: 1px solid var(--border);
    color: var(--text2);
    font-size: 0.78rem;
    transition: var(--transition);
    cursor: pointer;
}
.mode-opt:hover { border-color: var(--border2); color: var(--text); }
.mode-opt.active { border-color: var(--accent); color: var(--text); background: color-mix(in srgb, var(--accent) 8%, var(--bg2)); }
.mo-emoji { font-size: 0.9rem; }
.mo-time { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text3); }

.focus-empty, .focus-upcoming {
    text-align: center;
    position: relative;
    z-index: 1;
}
.fe-title { font-size: 1.25rem; font-weight: 300; margin-bottom: 0.5rem; }
.fe-sub { color: var(--text2); margin-bottom: 1.5rem; }

.fu-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); margin-bottom: 0.5rem; }
.fu-name { font-size: 1.25rem; font-weight: 500; }
.fu-time { font-family: var(--font-mono); font-size: 0.875rem; color: var(--text2); }
.focus-motivation-text { font-size: 0.875rem; color: var(--text3); font-style: italic; margin-top: 1rem; max-width: 420px; line-height: 1.7; }

.focus-reflection {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
}
.focus-reflection__title { font-size: 0.875rem; color: var(--text2); font-weight: 500; }
.focus-reflection__textarea { min-height: 90px; resize: vertical; }
.focus-reflection__actions { display: flex; gap: 0.75rem; justify-content: center; }

/* === Ambient-Hintergrundklang === */
.ambient-control {
    position: relative;
    z-index: 2;
}

.ambient-toggle {
    width: 40px;
    height: 40px;
    font-size: 1rem;
}
.ambient-toggle.active { color: var(--accent); border-color: var(--accent); }

.ambient-popover {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.9rem;
    width: 220px;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.ambient-popover__label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text3);
    text-align: center;
}

.ambient-options {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.ambient-option {
    padding: 0.4rem 0.6rem;
    border-radius: 8px;
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text2);
    font-size: 0.8rem;
    text-align: left;
    transition: var(--transition);
}
.ambient-option:hover { border-color: var(--border2); color: var(--text); }
.ambient-option.active { border-color: var(--accent); color: var(--text); background: color-mix(in srgb, var(--accent) 8%, var(--bg3)); }

.ambient-volume {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.75rem;
    color: var(--text2);
}
.ambient-volume input[type="range"] { width: 100%; }
.ambient-volume input[type="range"]:disabled { opacity: 0.4; }