/* ============================================================
   hero_landing_unique.css — PAGE 02 Editorial
   Perfectly Imperfect · Wallpaper* / Monocle 阅读感

   骨架仅作结构；内容按主题丰富
   section 间距用 padding，margin 为 0 · 禁止再写 :root
   ============================================================ */

.page-unique-ed {
    --ed-ink: #121110;
    --ed-text: #2a2826;
    --ed-mute: #6e6963;
    --ed-line: rgba(18, 17, 16, 0.16);
    --ed-line-strong: rgba(18, 17, 16, 0.28);
    --ed-paper: #f7f6f4;
    --ed-wash: #efeeeb;
    --ed-card: #ffffff;
    --ed-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
    --ed-sans: "Source Sans 3", "Segoe UI", sans-serif;
    --ed-kicker-size: 0.6875rem;
    --ed-kicker-track: 0.2em;
    --ed-pad-y: var(--hlp-pad-y, clamp(56px, 7vw, 96px));
    --ed-pad-x: var(--hlp-pad-x, clamp(20px, 5vw, 48px));
    --ed-max: 72rem;
    background: var(--ed-paper);
    color: var(--ed-text);
    font-family: var(--ed-sans);
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

.page-unique-ed .ed {
    overflow-x: hidden;
}

.page-unique-ed img {
    display: block;
    width: 100%;
    height: auto;
}

.page-unique-ed section {
    margin: 0;
}

.ed-kicker {
    margin: 0 0 1.25rem;
    font-family: var(--ed-sans);
    font-size: var(--ed-kicker-size);
    font-weight: 600;
    letter-spacing: var(--ed-kicker-track);
    text-transform: uppercase;
    color: var(--ed-mute);
    line-height: 1.4;
}


/* ------------------------------------------------------------
   Hero — 标题 + 副标题下小字 + 满宽双图
   ------------------------------------------------------------ */
.ed-hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    padding: 0;
    background: var(--ed-paper);
    color: var(--ed-ink);
}

.ed-hero__copy {
    flex: 0 0 auto;
    width: min(100%, var(--ed-max));
    margin: 0 auto;
    padding: var(--ed-pad-y) var(--ed-pad-x) clamp(28px, 4vh, 40px);
    text-align: center;
}

.ed-hero__eyebrow {
    margin-bottom: 1.25rem;
}

.ed-hero__title {
    margin: 0 0 1rem;
    font-family: var(--ed-serif);
    font-weight: 400;
    font-size: clamp(2.75rem, 8vw, 5.25rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--ed-ink);
}

.ed-hero__title-line {
    display: block;
}

.ed-hero__title-line:last-child {
    font-style: italic;
    font-weight: 400;
}

.ed-hero__note {
    margin: 0;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ed-mute);
    line-height: 1.5;
}

.ed-hero__plates {
    flex: 1 1 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    width: 100%;
    max-width: none;
    min-height: clamp(320px, 58vh, 720px);
    margin: 0;
    background: var(--ed-ink);
}

.ed-hero__plate {
    position: relative;
    margin: 0;
    min-height: inherit;
    overflow: hidden;
    background: var(--ed-wash);
}

.ed-hero__plate img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ed-hero__hint {
    position: absolute;
    left: 50%;
    bottom: clamp(16px, 3vh, 28px);
    z-index: 2;
    transform: translateX(-50%);
    width: 28px;
    height: 44px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    text-decoration: none;
    color: #f7f6f4;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.45));
}

.ed-hero__hint-arrow {
    width: 10px;
    height: 10px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    /* 先旋转成 ∨，再在父级坐标系里上下位移 → 正下方呼吸 */
    transform: translateY(0) rotate(45deg);
    margin-top: 8px;
    opacity: 0.85;
    will-change: transform, opacity;
}

.ed-hero__hint.is-breathe .ed-hero__hint-arrow {
    animation: edHintBreath 2.4s ease-in-out infinite;
}

@keyframes edHintBreath {
    0%, 100% { transform: translateY(0) rotate(45deg); opacity: 0.45; }
    50% { transform: translateY(8px) rotate(45deg); opacity: 0.95; }
}

@media (prefers-reduced-motion: reduce) {
    .ed-hero__hint.is-breathe .ed-hero__hint-arrow {
        animation: none;
    }
}


/* ------------------------------------------------------------
   SECTION 01 — Difference（有解释的对照）
   ------------------------------------------------------------ */
.ed-diff {
    padding: var(--ed-pad-y) var(--ed-pad-x);
    background: var(--ed-paper);
}

.ed-diff__inner {
    width: min(100%, 64rem);
    margin: 0 auto;
}

.ed-diff__title {
    margin: 0 0 1.25rem;
    max-width: 14ch;
    font-family: var(--ed-serif);
    font-weight: 400;
    font-size: clamp(2.35rem, 6.5vw, 4rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--ed-ink);
}

.ed-diff__title-line {
    display: block;
}

.ed-diff__title-line:last-child {
    font-style: italic;
}

.ed-diff__lead {
    margin: 0 0 clamp(2.5rem, 5vw, 3.5rem);
    max-width: 40rem;
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--ed-mute);
}

.ed-diff__compare {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: clamp(1.5rem, 4vw, 2.75rem);
    align-items: stretch;
    padding-top: clamp(1.75rem, 3vw, 2.5rem);
    border-top: 1px solid var(--ed-line-strong);
}

.ed-diff__rule {
    width: 1px;
    min-height: 100%;
    align-self: stretch;
    background: var(--ed-line-strong);
}

.ed-diff__col {
    text-align: center;
    padding: clamp(0.75rem, 2vw, 1.25rem) 0.5rem;
}

.ed-diff__head {
    margin: 0;
    font-family: var(--ed-serif);
    font-size: clamp(1.85rem, 4vw, 2.5rem);
    font-weight: 500;
    line-height: 1.15;
    color: var(--ed-ink);
}

.ed-diff__col--industrial .ed-diff__head {
    color: var(--ed-mute);
    font-weight: 400;
}

.ed-diff__col--natural .ed-diff__head {
    font-style: italic;
}

.ed-diff__arrow {
    display: block;
    width: 1px;
    height: clamp(1.5rem, 3vw, 2.25rem);
    margin: 0.9rem auto;
    background: var(--ed-line-strong);
    position: relative;
}

.ed-diff__arrow::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -1px;
    width: 7px;
    height: 7px;
    border-right: 1.5px solid var(--ed-mute);
    border-bottom: 1.5px solid var(--ed-mute);
    transform: translateX(-50%) rotate(45deg);
    opacity: 0.7;
}

.ed-diff__line {
    margin: 0;
    font-family: var(--ed-serif);
    font-size: clamp(1.35rem, 2.8vw, 1.75rem);
    line-height: 1.2;
    color: var(--ed-text);
}

.ed-diff__col--industrial .ed-diff__line {
    color: var(--ed-mute);
}

.ed-diff__col--natural .ed-diff__line:last-of-type {
    font-style: italic;
    color: var(--ed-ink);
}

.ed-diff__body {
    margin: 1.5rem auto 0;
    max-width: 22rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--ed-line);
    font-size: 0.975rem;
    line-height: 1.65;
    color: var(--ed-mute);
    text-align: left;
}

.ed-diff__col--natural .ed-diff__body {
    color: var(--ed-text);
}


/* ------------------------------------------------------------
   SECTION 02 — Sorting Process（真正流程图）
   ------------------------------------------------------------ */
.ed-sort {
    padding: var(--ed-pad-y) var(--ed-pad-x);
    background: var(--ed-wash);
}

.ed-sort__inner {
    width: min(100%, var(--ed-max));
    margin: 0 auto;
}

.ed-sort__intro {
    max-width: 40rem;
    margin-bottom: clamp(2.75rem, 6vw, 4rem);
}

.ed-sort__title {
    margin: 0 0 1rem;
    max-width: 16ch;
    font-family: var(--ed-serif);
    font-weight: 400;
    font-size: clamp(2.15rem, 5.5vw, 3.4rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--ed-ink);
}

.ed-sort__lead {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--ed-mute);
}

.ed-sort__process {
    padding: clamp(1.75rem, 3.5vw, 2.5rem);
    background: var(--ed-card);
    border: 1px solid var(--ed-line);
}

.ed-sort__process-head {
    margin-bottom: clamp(1.75rem, 3vw, 2.25rem);
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--ed-line);
}

.ed-sort__process-kicker {
    margin: 0 0 0.5rem;
    font-size: var(--ed-kicker-size);
    font-weight: 600;
    letter-spacing: var(--ed-kicker-track);
    text-transform: uppercase;
    color: var(--ed-mute);
}

.ed-sort__process-lead {
    margin: 0;
    font-family: var(--ed-serif);
    font-size: clamp(1.2rem, 2.2vw, 1.45rem);
    line-height: 1.35;
    color: var(--ed-ink);
}

.ed-sort__steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
}

.ed-sort__step {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 0 clamp(0.65rem, 1.2vw, 1rem) 0 0;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.ed-sort__step.is-in {
    opacity: 1;
    transform: none;
}

.ed-sort__step:nth-child(2).is-in { transition-delay: 0.06s; }
.ed-sort__step:nth-child(3).is-in { transition-delay: 0.12s; }
.ed-sort__step:nth-child(4).is-in { transition-delay: 0.18s; }
.ed-sort__step:nth-child(5).is-in { transition-delay: 0.24s; }

.ed-sort__step-marker {
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    min-height: 2rem;
}

.ed-sort__step-num {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid var(--ed-ink);
    background: var(--ed-card);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--ed-ink);
    flex: 0 0 auto;
}

.ed-sort__step-connector {
    flex: 1 1 auto;
    height: 1px;
    margin-left: 0.35rem;
    background: var(--ed-line-strong);
}

.ed-sort__step-label {
    margin: 0 0 0.35rem;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ed-mute);
}

.ed-sort__step-title {
    margin: 0 0 0.65rem;
    font-family: var(--ed-serif);
    font-size: clamp(1.2rem, 2vw, 1.45rem);
    font-weight: 500;
    line-height: 1.2;
    color: var(--ed-ink);
}

.ed-sort__step-text {
    margin: 0 0 0.65rem;
    font-size: 0.9375rem;
    line-height: 1.55;
    color: var(--ed-text);
}

.ed-sort__step-detail {
    margin: 0;
    padding-top: 0.65rem;
    border-top: 1px solid var(--ed-line);
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--ed-mute);
}


/* ------------------------------------------------------------
   SECTION 03 — Story
   ------------------------------------------------------------ */
.ed-story {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    min-height: min(92vh, 860px);
    background: var(--ed-ink);
    color: #f4f2ee;
}

.ed-story__figure {
    margin: 0;
    min-height: 280px;
    overflow: hidden;
}

.ed-story__figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ed-story__copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--ed-pad-y) var(--ed-pad-x);
}

.ed-story__copy .ed-kicker {
    color: rgba(244, 242, 238, 0.55);
}

.ed-story__quote {
    margin: 0 0 1.5rem;
    padding: 0;
    border: 0;
}

.ed-story__quote p {
    margin: 0;
    font-family: var(--ed-serif);
    font-size: clamp(1.35rem, 2.8vw, 1.85rem);
    font-weight: 400;
    font-style: italic;
    line-height: 1.35;
    color: #faf8f5;
}

.ed-story__body {
    margin: 0 0 2rem;
    max-width: 32rem;
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(244, 242, 238, 0.78);
}

.ed-story__byline {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(244, 242, 238, 0.18);
}

.ed-story__name {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ed-story__role {
    font-size: 0.875rem;
    color: rgba(244, 242, 238, 0.55);
}


/* ------------------------------------------------------------
   SECTION 04 — Guarantee（成熟卡片）
   ------------------------------------------------------------ */
.ed-guarantee {
    padding: var(--ed-pad-y) var(--ed-pad-x);
    background: var(--ed-paper);
}

.ed-guarantee__inner {
    width: min(100%, var(--ed-max));
    margin: 0 auto;
}

.ed-guarantee__intro {
    margin-bottom: clamp(2rem, 4vw, 2.75rem);
}

.ed-guarantee__intro .ed-kicker {
    margin-bottom: 0.85rem;
}

.ed-guarantee__lead {
    margin: 0 0 0.75rem;
    max-width: 22ch;
    font-family: var(--ed-serif);
    font-size: clamp(1.75rem, 3.5vw, 2.4rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.015em;
    color: var(--ed-ink);
}

.ed-guarantee__sub {
    margin: 0;
    max-width: 36rem;
    font-size: 1rem;
    line-height: 1.65;
    color: var(--ed-mute);
}

.ed-guarantee__grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.ed-guarantee__card {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: 1.5rem 1.35rem 1.6rem;
    background: var(--ed-card);
    border: 1px solid var(--ed-line);
    border-top: 2px solid var(--ed-ink);
    box-shadow: 0 1px 0 rgba(18, 17, 16, 0.04);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s ease, transform 0.5s ease, border-color 0.2s ease;
}

.ed-guarantee__card.is-in {
    opacity: 1;
    transform: none;
}

.ed-guarantee__card:nth-child(2).is-in { transition-delay: 0.05s; }
.ed-guarantee__card:nth-child(3).is-in { transition-delay: 0.1s; }
.ed-guarantee__card:nth-child(4).is-in { transition-delay: 0.15s; }

.ed-guarantee__card:hover {
    border-color: var(--ed-line-strong);
}

.ed-guarantee__num {
    display: block;
    margin-bottom: 1rem;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: var(--ed-mute);
}

.ed-guarantee__title {
    margin: 0 0 0.75rem;
    font-family: var(--ed-serif);
    font-size: clamp(1.4rem, 2vw, 1.65rem);
    font-weight: 500;
    line-height: 1.15;
    color: var(--ed-ink);
}

.ed-guarantee__text {
    margin: 0 0 1.25rem;
    flex: 1 1 auto;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--ed-mute);
}

.ed-guarantee__point {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin: 0;
    padding-top: 0.9rem;
    border-top: 1px solid var(--ed-line);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.4;
    color: var(--ed-ink);
}

.ed-guarantee__point-mark {
    flex: 0 0 auto;
    width: 0.55rem;
    height: 0.55rem;
    margin-top: 0.28rem;
    border: 1.5px solid var(--ed-ink);
    border-radius: 50%;
    background:
        radial-gradient(circle at center, var(--ed-ink) 0 35%, transparent 36%);
}


/* ------------------------------------------------------------
   Tablet / Mobile
   ------------------------------------------------------------ */
@media (max-width: 1100px) {
    .ed-sort__steps {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .ed-sort__step {
        flex-direction: row;
        gap: 1rem;
        padding: 1.35rem 0;
        border-bottom: 1px solid var(--ed-line);
    }

    .ed-sort__step:last-child {
        border-bottom: 0;
        padding-bottom: 0;
    }

    .ed-sort__step-marker {
        flex-direction: column;
        align-items: center;
        margin-bottom: 0;
        min-height: auto;
        width: 2rem;
        flex: 0 0 auto;
    }

    .ed-sort__step-connector {
        width: 1px;
        height: 100%;
        min-height: 2.5rem;
        margin: 0.35rem 0 0;
        flex: 1 1 auto;
    }

    .ed-sort__step-body {
        flex: 1 1 auto;
        min-width: 0;
    }
}

@media (max-width: 1024px) {
    .ed-guarantee__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .ed-hero {
        min-height: auto;
    }

    .ed-hero__copy {
        padding-top: clamp(40px, 6vh, 56px);
        padding-bottom: 1.25rem;
    }

    .ed-hero__plates {
        min-height: clamp(220px, 52vw, 360px);
    }

    .ed-hero__hint {
        color: var(--ed-mute);
        filter: none;
        position: relative;
        left: auto;
        bottom: auto;
        transform: none;
        width: 100%;
        height: 48px;
        margin: 1.75rem auto 2.25rem;
        align-items: center;
    }

    .ed-diff__compare {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .ed-diff__rule {
        width: 100%;
        height: 1px;
        min-height: 0;
    }

    .ed-diff__title {
        max-width: none;
    }

    .ed-diff__body {
        text-align: center;
    }

    .ed-sort__process {
        padding: 1.25rem;
    }

    .ed-story {
        grid-template-columns: 1fr;
        min-height: 0;
    }

    .ed-story__figure {
        min-height: 48vw;
        max-height: 360px;
    }

    .ed-story__figure img {
        min-height: 48vw;
        max-height: 360px;
    }

    .ed-guarantee__grid {
        grid-template-columns: 1fr;
        gap: 0.85rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ed-sort__step,
    .ed-guarantee__card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}