/* Lighthouse Radio — coded preview module (matches in-app IslandRadioView) */

.lighthouse-radio-section {
    padding: 100px 0 120px;
}

.lighthouse-radio-intro {
    max-width: 640px;
    margin-bottom: 40px;
}

.lighthouse-radio-intro p {
    margin: 0;
    font-size: 16px;
    opacity: 0.72;
}

.lighthouse-radio-module {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.radio-device {
    display: flex;
    justify-content: center;
}

.radio-canvas {
    --radio-bg-top: #070913;
    --radio-bg-bottom: #0f1224;
    --lh-color: #111524;
    --lh-accent: #1a2036;
    --lh-core: #fff5dc;
    --lh-core-alpha: 0.95;
    --lh-glow-stop: rgb(140, 165, 255);
    --lh-ambient-grad-center: 0.1275;
    --lh-core-grad-inner: 0.9025;
    --lh-core-grad-mid: 0.2375;
    --lh-beam: rgba(255, 230, 171, 1);
    --radio-subtitle-opacity: 0.5;

    position: relative;
    width: 100%;
    max-width: 980px;
    aspect-ratio: 1000 / 420;
    border-radius: 20px;
    overflow: hidden;
    background: linear-gradient(180deg, var(--radio-bg-top) 0%, var(--radio-bg-bottom) 100%);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.08),
        0 24px 80px rgba(0, 0, 0, 0.45);
    transition: background 2s ease;
}

.radio-canvas.is-autoplay {
    transition: none;
}

.radio-canvas__inner {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 28px 0 20px;
}

.radio-header {
    flex-shrink: 0;
    text-align: center;
    padding: 0 40px;
    z-index: 2;
}

.radio-header__title {
    margin: 0;
    font-size: 17px;
    font-weight: 300;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
}

.radio-header__subtitle-wrap {
    display: grid;
    place-items: center;
    min-height: 2.6em;
    margin-top: 22px;
    text-align: center;
}

.radio-header__subtitle {
    grid-area: 1 / 1;
    width: 100%;
    margin: 0;
    padding: 0 48px;
    box-sizing: border-box;
    font-size: 14px;
    letter-spacing: 0.08em;
    line-height: 1.45;
    text-align: center;
    color: rgba(255, 255, 255, var(--radio-subtitle-opacity));
    opacity: 0;
    transition: opacity 2s ease;
    pointer-events: none;
}

.radio-header__subtitle.is-active {
    opacity: 1;
}

.lh-stage-wrap {
    flex: 1;
    display: flex;
    align-items: stretch;
    justify-content: center;
    min-height: 0;
    padding: 0;
}

.lh-scene {
    position: relative;
    width: 100%;
    height: 100%;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.lh-scene-svg {
    display: block;
    width: 100%;
    height: 100%;
    overflow: visible;
}

/* Beams: rotation via SVG animateTransform (no CSS transform on SVG groups) */

.lh-beam-polygon {
    opacity: 0.05;
}

/* Ambient glow — scale/opacity only, no positional drift */
.lh-ambient-wrap {
    pointer-events: none;
}

.lh-ambient-circle {
    transform-box: fill-box;
    transform-origin: center;
    animation: lh-ambient-breathe 6s ease-in-out infinite;
}

@keyframes lh-ambient-breathe {
    0%, 100% { transform: scale(0.96); opacity: 0.38; }
    50% { transform: scale(1.04); opacity: 0.55; }
}

.lh-water-horizon {
    fill: rgba(255, 255, 255, 0.18);
}

.lh-water-line {
    fill: rgba(255, 255, 255, 0.55);
}

/* Lamp core — pulse in place at fixed origin */
.lh-core-halo-wrap {
    transform-box: fill-box;
    transform-origin: center;
    animation: lh-core-halo 2s ease-in-out infinite;
}

.lh-core-dot {
    transform-box: fill-box;
    transform-origin: center;
    opacity: var(--lh-core-alpha, 0.95);
    animation: lh-core-dot 2s ease-in-out infinite;
}

.lh-core-dot.is-flash {
    animation: lh-core-flash 0.1s ease-out forwards;
}

@keyframes lh-core-halo {
    0%, 100% { transform: scale(0.92); opacity: 0.55; }
    50% { transform: scale(1.15); opacity: 1; }
}

@keyframes lh-core-dot {
    0%, 100% { transform: scale(0.95); opacity: calc(var(--lh-core-alpha, 0.95) * 0.85); }
    50% { transform: scale(1.1); opacity: var(--lh-core-alpha, 0.95); }
}

@keyframes lh-core-flash {
    to { transform: scale(2); opacity: 1; }
}

/* Tap ripples expand from lamp */
.lh-ripple-ring {
    fill: none;
    stroke: rgba(255, 248, 210, 0.35);
    stroke-width: 1;
    opacity: 0;
    animation: lh-ripple-expand 1.2s cubic-bezier(0.1, 0.8, 0.2, 1) forwards;
}

@keyframes lh-ripple-expand {
    0% {
        r: 0;
        opacity: 0.9;
    }
    100% {
        r: 480;
        opacity: 0;
    }
}

.lh-hint {
    flex-shrink: 0;
    margin: 0;
    padding: 12px 40px 0;
    text-align: center;
    font-size: 14px;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.45);
    z-index: 2;
}

/* 24h timeline — dot rail */

.radio-timeline {
    width: 100%;
    max-width: 980px;
    margin: 0 auto;
    --timeline-progress: 0;
    --timeline-playhead: #fff5dc;
    --timeline-glow: rgba(140, 165, 255, 0.45);
}

.radio-timeline__rail {
    position: relative;
    width: 100%;
    padding: 2px 0 0;
    box-sizing: border-box;
}

.radio-timeline__track {
    position: absolute;
    left: 14px;
    right: 14px;
    top: 14px;
    height: 1px;
    pointer-events: none;
    z-index: 0;
}

.radio-timeline__track::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.04) 0%,
        rgba(255, 255, 255, 0.14) 50%,
        rgba(255, 255, 255, 0.04) 100%
    );
}

.radio-timeline__track-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: calc(100% * var(--timeline-progress, 0));
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.1) 0%,
        color-mix(in srgb, var(--timeline-playhead) 55%, transparent) 100%
    );
    border-radius: 1px;
}

.radio-timeline__playhead {
    position: absolute;
    left: calc(14px + (100% - 28px) * var(--timeline-progress, 0));
    top: 14px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    background: var(--timeline-playhead);
    box-shadow:
        0 0 0 2px rgba(8, 10, 18, 0.55),
        0 0 0 3px rgba(255, 255, 255, 0.12),
        0 0 16px var(--timeline-glow);
    z-index: 3;
    pointer-events: none;
}

.radio-timeline__segments {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    gap: 0;
    z-index: 1;
}

.radio-timeline__btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    min-width: 52px;
    padding: 0 2px 2px;
    border: none;
    background: none;
    cursor: default;
    font-family: inherit;
    pointer-events: none;
    -webkit-tap-highlight-color: transparent;
    flex-shrink: 0;
}

.radio-timeline__marker {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.radio-timeline__time {
    font-size: 10px;
    letter-spacing: 0.04em;
    line-height: 1;
    white-space: nowrap;
    color: rgba(232, 238, 247, 0.36);
    transition: color 0.25s ease;
}

.radio-timeline__sounds {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 24px;
}

.radio-timeline__icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.72);
    opacity: 1;
    transition: color 0.25s ease, opacity 0.25s ease;
}

.radio-timeline__icon-wrap.is-soft {
    color: rgba(255, 255, 255, 0.42);
}

.radio-timeline__icon {
    display: block;
    width: 22px;
    height: 22px;
}

.radio-timeline__btn.is-active .radio-timeline__icon-wrap {
    color: rgba(255, 255, 255, 0.95);
}

.radio-timeline__btn.is-active .radio-timeline__icon-wrap.is-soft {
    color: rgba(255, 255, 255, 0.62);
}

.radio-timeline__btn.is-past .radio-timeline__icon-wrap {
    color: rgba(255, 255, 255, 0.28);
}

.radio-timeline__btn.is-past .radio-timeline__icon-wrap.is-soft {
    color: rgba(255, 255, 255, 0.18);
}

.radio-timeline__btn.is-active .radio-timeline__time {
    color: rgba(232, 238, 247, 0.82);
}

.radio-timeline__dot {
    display: block;
    width: 1px;
    height: 9px;
    border-radius: 1px;
    background: rgba(255, 255, 255, 0.28);
    box-shadow: none;
    transition: background 0.25s ease, height 0.25s ease, width 0.25s ease;
}

.radio-timeline__btn.is-past .radio-timeline__dot {
    height: 7px;
    background: rgba(255, 255, 255, 0.14);
}

.radio-timeline__btn.is-past .radio-timeline__time {
    color: rgba(232, 238, 247, 0.28);
}

.radio-timeline__btn.is-active .radio-timeline__dot {
    width: 2px;
    height: 11px;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: none;
    transform: none;
}

/* Mobile: compact card frame (not phone aspect) + horizontal timeline scroll */
@media (max-width: 768px) {
    .lighthouse-radio-section {
        padding: 80px 0 96px;
    }

    .radio-canvas {
        width: min(100%, 390px);
        aspect-ratio: 390 / 520;
        border-radius: 22px;
    }

    .radio-timeline {
        width: min(100%, 390px);
        --timeline-mobile-min: 560px;
        overflow-x: hidden;
        overflow-y: hidden;
        touch-action: pan-y;
        overscroll-behavior-x: none;
        scrollbar-width: none;
    }

    .radio-timeline::-webkit-scrollbar {
        display: none;
    }

    .radio-timeline__rail {
        min-width: max(100%, var(--timeline-mobile-min));
    }

    .radio-timeline__btn {
        min-width: 52px;
    }

    .radio-canvas__inner {
        padding: 24px 0 18px;
    }

    .radio-header {
        padding: 0 24px;
    }

    .radio-header__title {
        font-size: 13px;
        letter-spacing: 0.3em;
    }

    .radio-header__subtitle-wrap {
        margin-top: 18px;
        min-height: 2.8em;
    }

    .radio-header__subtitle {
        font-size: 11px;
        padding: 0 28px;
    }

    .lh-hint {
        font-size: 11px;
        padding: 10px 24px 0;
    }
}

@media (max-width: 900px) {
    .radio-timeline__time {
        font-size: 9px;
    }

    .radio-timeline__icon {
        width: 19px;
        height: 19px;
    }

    .radio-timeline__btn {
        min-width: 46px;
    }

    .radio-timeline__playhead {
        width: 9px;
        height: 9px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .lh-ambient-circle,
    .lh-core-halo-wrap,
    .lh-core-dot {
        animation: none;
    }

    .radio-canvas,
    .radio-header__subtitle {
        transition: none;
    }

    .radio-timeline {
        scroll-behavior: auto;
    }
}