/* ==============================================
    首頁 (Home)：只在 Pages/Index 未登入時載入
==============================================
*/

/* Story Hero：3D 故事樹 + 市場口號 */
.story-hero {
    align-items: center;
    background:
        radial-gradient(ellipse at 72% 35%, rgba(232, 159, 89, 0.26), transparent 55%),
        radial-gradient(ellipse at 15% 95%, rgba(140, 70, 30, 0.32), transparent 60%),
        #120d0a;
    border-radius: 1.25rem;
    color: #fdf6ee;
    display: flex;
    isolation: isolate;
    cursor: crosshair;
    margin-bottom: 4.5rem;
    min-height: min(82vh, 760px);
    overflow: hidden;
    position: relative;
    /* 保留直向捲動，讓手機上按住不動時可以引導、拖曳時仍能捲動頁面 */
    touch-action: pan-y;
    -webkit-touch-callout: none;
    user-select: none;
}

.story-hero a,
.story-hero button {
    cursor: pointer;
}

.story-hero__canvas {
    display: block;
    height: 100%;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    position: absolute;
    transition: opacity 1.4s ease;
    width: 100%;
    z-index: 0;
}

.story-hero--ready .story-hero__canvas {
    opacity: 1;
}

.story-hero__veil {
    background: linear-gradient(90deg, rgba(18, 13, 10, 0.88) 0%, rgba(18, 13, 10, 0.45) 42%, transparent 68%);
    inset: 0;
    pointer-events: none;
    position: absolute;
    z-index: 1;
}

.story-hero__content {
    max-width: 38rem;
    padding: 3rem clamp(1.5rem, 5vw, 4.5rem);
    position: relative;
    z-index: 2;
}

.story-hero__eyebrow {
    color: #e89f59;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.24em;
    margin-bottom: 1.25rem;
}

.story-hero__title {
    font-size: clamp(2rem, 4.6vw, 3.6rem);
    font-weight: 700;
    letter-spacing: 0.03em;
    line-height: 1.3;
    margin-bottom: 1.5rem;
}

.story-hero__line {
    display: block;
    white-space: nowrap;
}

.story-hero__highlight {
    -webkit-background-clip: text;
    background: linear-gradient(90deg, #ffc27a, #e8743b);
    background-clip: text;
    color: transparent;
}

.story-hero__lead {
    color: rgba(253, 246, 238, 0.78);
    font-size: 1.125rem;
    line-height: 1.85;
    margin-bottom: 2.25rem;
}

.story-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.story-hero__hint {
    align-items: center;
    color: rgba(253, 246, 238, 0.55);
    display: flex;
    font-size: 0.875rem;
    gap: 0.5rem;
    margin-bottom: 0;
    margin-top: 2.25rem;
    transition: opacity 0.4s ease;
}

.story-hero--holding .story-hero__hint {
    opacity: 0;
}

.story-hero__hint-touch {
    display: none;
}

/* 首頁按鈕 */
.home-button {
    border-radius: 999px;
    font-weight: 500;
    padding: 0.75rem 1.75rem;
    transition: background-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.home-button:hover,
.home-button:focus-visible {
    transform: translateY(-2px);
}

.home-button--primary {
    background: linear-gradient(90deg, #f0a35e, #d9702f);
    border: none;
    box-shadow: 0 0.5rem 1.5rem rgba(217, 112, 47, 0.35);
    color: #1d140e;
}

.home-button--primary:hover,
.home-button--primary:focus-visible {
    box-shadow: 0 0.75rem 2rem rgba(217, 112, 47, 0.5);
    color: #1d140e;
}

.home-button--ghost {
    border: 1px solid rgba(253, 246, 238, 0.4);
    color: #fdf6ee;
}

.home-button--ghost:hover,
.home-button--ghost:focus-visible {
    background-color: rgba(253, 246, 238, 0.1);
    border-color: rgba(253, 246, 238, 0.7);
    color: #fdf6ee;
}

.home-button--outline {
    border: 1px solid var(--primary-accent);
    color: var(--primary-accent);
}

.home-button--outline:hover,
.home-button--outline:focus-visible {
    background-color: var(--primary-accent);
    color: var(--bg-color);
}

/* 區段標題 */
.home-section {
    margin-bottom: 4.5rem;
}

.home-section__header {
    margin: 0 auto 2.5rem;
    max-width: 36rem;
    text-align: center;
}

.home-section__title {
    font-size: clamp(1.6rem, 3.2vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.home-section__subtitle {
    color: var(--bs-secondary-color);
    font-size: 1.05rem;
    margin-bottom: 0;
}

/* 參與流程步驟 */
.home-steps {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    list-style: none;
    margin: 0;
    padding: 0;
}

.home-step {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    overflow: hidden;
    padding: 2rem 1.75rem;
    position: relative;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.home-step:hover {
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-4px);
}

.home-step__number {
    color: var(--primary-accent);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
    opacity: 0.15;
    position: absolute;
    right: 1.25rem;
    top: 1rem;
}

.home-step__icon {
    align-items: center;
    background-color: color-mix(in srgb, var(--primary-accent) 15%, transparent);
    border-radius: 0.75rem;
    color: var(--primary-accent);
    display: inline-flex;
    font-size: 1.25rem;
    height: 3rem;
    justify-content: center;
    margin-bottom: 1.25rem;
    width: 3rem;
}

.home-step__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.home-step__text {
    color: var(--bs-secondary-color);
    line-height: 1.8;
    margin-bottom: 0;
}

/* 結尾行動呼籲 */
.home-cta {
    background: var(--theme-gradient);
    border-radius: 1.25rem;
    color: #3b2a1c;
    padding: 3.5rem 1.5rem;
    text-align: center;
}

.home-cta__title {
    font-size: clamp(1.6rem, 3.2vw, 2.25rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.home-cta__text {
    margin-bottom: 1.75rem;
    opacity: 0.8;
}

.home-cta__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.home-cta .home-button--outline {
    border-color: #8a4b1f;
    color: #8a4b1f;
}

.home-cta .home-button--outline:hover,
.home-cta .home-button--outline:focus-visible {
    background-color: #8a4b1f;
    color: #fff6ea;
}

@media (hover: none) {
    .story-hero__hint-pointer {
        display: none;
    }

    .story-hero__hint-touch {
        display: inline;
    }
}

@media (max-width: 767.98px) {
    .story-hero {
        align-items: flex-end;
        min-height: 88vh;
    }

    /* 手機上樹長在文字後方，遮罩只壓文字區、改用文字陰影維持可讀性，讓枝枒透得出來 */
    .story-hero__veil {
        background: linear-gradient(0deg, rgba(18, 13, 10, 0.7) 0%, rgba(18, 13, 10, 0.35) 40%, transparent 62%);
    }

    .story-hero__content {
        padding: 2rem 1.5rem;
        text-shadow: 0 1px 2px rgba(18, 13, 10, 0.9), 0 0 18px rgba(18, 13, 10, 0.85);
    }

    /* 漸層文字是透明的，text-shadow 會從字裡透出來，改用 drop-shadow */
    .story-hero__highlight {
        filter: drop-shadow(0 0 10px rgba(18, 13, 10, 0.85));
        text-shadow: none;
    }

    .story-hero__lead {
        font-size: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .story-hero__canvas,
    .home-button,
    .home-step {
        transition: none;
    }

    .story-hero__hint {
        display: none;
    }
}