/* ============================================================
   WAKUART IP合作信息发布平台 — 融合板块样式
   复用 iikagen 设计变量 (--ink / --pink / --grad-brand 等)
   ============================================================ */

/* ============ 通用 ============ */

.ip-info__inner {
    width: min(var(--container), 100%);
    margin: 0 auto;
}

/* 独立 tab 页:为固定导航留出空间 */
.coop-main {
    padding-top: var(--nav-h);
}

.ip-info__accent {
    color: var(--pink);
}

.ip-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 168px;
    height: 52px;
    padding: 0 30px;
    border: 0;
    border-radius: 999px;
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    cursor: pointer;
    transition:
        transform 0.3s var(--motion-soft),
        filter 0.3s var(--motion-soft),
        box-shadow 0.3s var(--motion-soft);
}

.ip-btn--primary {
    background: var(--grad-brand);
    box-shadow: var(--shadow-btn);
}

.ip-btn--ghost {
    background: #ffffff;
    color: var(--pink-deep);
    border: 1.5px solid rgba(244, 114, 182, 0.45);
}

.ip-btn:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
}

.ip-btn:active {
    transform: scale(0.97);
    transition-duration: 0.1s;
}

/* ============ 版块 A:平台介绍 + IP形象卡片 ============ */

.ip-intro {
    position: relative;
    padding: calc(var(--section-pad) * 0.85) 24px;
    background:
        radial-gradient(ellipse 55% 50% at 90% 15%, rgba(255, 224, 239, 0.55) 0%, rgba(255, 224, 239, 0) 60%),
        linear-gradient(165deg, #faf7fd 0%, #fdf2f8 100%);
    border-top: 1px solid var(--line);
    overflow: hidden;
}

.ip-intro__layout {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
    gap: 56px;
    align-items: center;
}

.ip-intro__title {
    margin: 20px 0 0;
    color: var(--ink);
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 3vw, 2.6rem);
    line-height: 1.35;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.ip-intro__desc {
    margin: 18px 0 0;
    max-width: 540px;
    color: var(--ink-faint);
    font-size: clamp(1rem, 1.3vw, 1.12rem);
    line-height: 1.85;
    font-weight: 500;
}

.ip-intro__actions {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.ip-intro__points {
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, auto);
    justify-content: start;
    gap: 14px 36px;
}

.ip-point {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ip-point__num {
    color: var(--pink-deep);
    font-family: "Baloo 2", var(--font-body);
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1;
}

.ip-point__label {
    color: var(--ink-soft);
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.06em;
}

/* --- IP 形象卡片 --- */

.ip-card {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 26px 26px 24px;
}

.ip-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 999px;
    background: rgba(244, 114, 182, 0.08);
    border: 1px solid rgba(244, 114, 182, 0.2);
    color: var(--pink-deep);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.ip-card__figure {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: var(--bg-alt);
    border: 1px solid var(--line);
    padding: 18px 22px;
}

.ip-card__figure img {
    display: block;
    width: min(100%, 340px);
    height: auto;
}

.ip-card__figure-caption {
    margin: 12px 0 0;
    text-align: center;
    color: var(--ink-faint);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.ip-card__rows {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ip-card__row {
    display: flex;
    align-items: baseline;
    gap: 10px;
    font-size: 0.92rem;
}

.ip-card__row dt {
    flex-shrink: 0;
    color: var(--ink-faint);
    font-weight: 600;
}

.ip-card__row dd {
    margin: 0;
    color: var(--ink);
    font-weight: 700;
}

.ip-card__tags {
    margin-top: 18px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ip-tag {
    padding: 5px 14px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.ip-tag--lilac {
    background: rgba(167, 139, 250, 0.12);
    color: #7c5cd6;
}

.ip-tag--green {
    background: rgba(52, 168, 120, 0.12);
    color: #1f7a53;
}

/* ============ 版块 B:合作公告 ============ */

.ip-notice {
    position: relative;
    padding: var(--section-pad) 24px;
    background: #ffffff;
    border-top: 1px solid var(--line);
}

.ip-notice__header,
.ip-flow__header,
.ip-subscribe__header {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 56px;
}

.ip-notice__title,
.ip-flow__title {
    margin: 20px 0 0;
    color: var(--ink);
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 3vw, 2.6rem);
    line-height: 1.3;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.ip-notice__subtitle,
.ip-flow__subtitle {
    margin: 16px auto 0;
    color: var(--ink-faint);
    font-size: clamp(1rem, 1.3vw, 1.12rem);
    line-height: 1.85;
    font-weight: 500;
}

.ip-notice__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 22px;
}

.ip-notice-card {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 28px 26px 26px;
    transition:
        transform 0.3s var(--motion-soft),
        box-shadow 0.3s var(--motion-soft);
}

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

.ip-notice-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

.ip-notice-card__type {
    padding: 5px 14px;
    border-radius: 999px;
    background: rgba(244, 114, 182, 0.08);
    border: 1px solid rgba(244, 114, 182, 0.2);
    color: var(--pink-deep);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.ip-notice-card__date {
    color: var(--ink-faint);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.ip-notice-card__title {
    margin: 16px 0 0;
    color: var(--ink);
    font-size: 1.18rem;
    line-height: 1.45;
    font-weight: 700;
}

.ip-notice-card__desc {
    margin: 10px 0 0;
    color: var(--ink-faint);
    font-size: 0.93rem;
    line-height: 1.75;
    font-weight: 500;
}

.ip-notice-card__foot {
    margin-top: auto;
    padding-top: 20px;
}

.ip-notice-card__publisher {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    color: var(--ink-soft);
    font-size: 0.84rem;
    font-weight: 600;
}

.ip-notice-card__status {
    color: #1f7a53;
    font-weight: 700;
}

.ip-notice-card__btn {
    margin-top: 16px;
    width: 100%;
    height: 46px;
    min-width: 0;
    font-size: 0.92rem;
}

/* ============ 弹窗 ============ */

.ip-modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.ip-modal.is-open {
    display: flex;
}

.ip-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(47, 43, 66, 0.55);
    backdrop-filter: blur(3px);
}

.ip-modal__dialog {
    position: relative;
    z-index: 1;
    width: min(640px, 100%);
    max-height: min(86vh, 780px);
    overflow-y: auto;
    background: #ffffff;
    border-radius: 22px;
    box-shadow: 0 30px 70px rgba(47, 43, 66, 0.35);
    padding: 34px 32px 30px;
}

.ip-modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: var(--bg-alt);
    color: var(--ink-soft);
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease;
}

.ip-modal__close:hover {
    background: rgba(244, 114, 182, 0.12);
    color: var(--pink-deep);
}

.ip-modal__type {
    padding: 5px 14px;
    border-radius: 999px;
    background: rgba(244, 114, 182, 0.08);
    border: 1px solid rgba(244, 114, 182, 0.2);
    color: var(--pink-deep);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.ip-modal__title {
    margin: 14px 0 0;
    color: var(--ink);
    font-size: 1.4rem;
    line-height: 1.45;
    font-weight: 700;
    padding-right: 36px;
}

.ip-modal__meta {
    margin: 18px 0 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 18px 20px;
    border-radius: 14px;
    background: var(--bg-alt);
}

.ip-modal__meta p {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--ink-soft);
}

.ip-modal__meta strong {
    color: var(--ink);
    font-weight: 700;
}

.ip-modal__desc-title {
    margin: 20px 0 0;
    color: var(--ink);
    font-size: 0.95rem;
    font-weight: 700;
}

.ip-modal__desc {
    margin: 8px 0 0;
    color: var(--ink-soft);
    font-size: 0.92rem;
    line-height: 1.8;
    font-weight: 500;
}

.ip-modal__disclaimer {
    margin: 20px 0 0;
    padding: 14px 18px;
    border-left: 3px solid var(--pink);
    border-radius: 0 12px 12px 0;
    background: rgba(244, 114, 182, 0.07);
    color: var(--ink-soft);
    font-size: 0.86rem;
    line-height: 1.75;
    font-weight: 600;
}

.ip-modal__actions {
    margin-top: 22px;
    display: flex;
    justify-content: center;
}

/* ============ 版块 C:发布流程 ============ */

.ip-flow {
    position: relative;
    padding: var(--section-pad) 24px;
    background: var(--bg-alt);
    border-top: 1px solid var(--line);
}

.ip-flow__steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 22px;
}

.ip-step {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 28px 24px 26px;
    text-align: left;
}

.ip-step__num {
    color: var(--pink);
    font-family: "Baloo 2", var(--font-body);
    font-size: 1.9rem;
    font-weight: 700;
    line-height: 1;
}

.ip-step__name {
    margin: 14px 0 0;
    color: var(--ink);
    font-size: 1.08rem;
    font-weight: 700;
}

.ip-step__text {
    margin: 8px 0 0;
    color: var(--ink-faint);
    font-size: 0.9rem;
    line-height: 1.75;
    font-weight: 500;
}

.ip-flow__actions {
    margin-top: 44px;
    display: flex;
    justify-content: center;
}

/* ============ 版块 D:邮件订阅(深墨绿) ============ */

.ip-subscribe {
    padding: var(--section-pad) 24px;
    background: linear-gradient(170deg, #16342b 0%, #10251f 100%);
}

.ip-subscribe__title {
    margin: 20px 0 0;
    color: #ffffff;
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 3vw, 2.6rem);
    line-height: 1.3;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.ip-subscribe__subtitle {
    margin: 14px auto 0;
    color: rgba(255, 255, 255, 0.62);
    font-size: clamp(0.96rem, 1.2vw, 1.05rem);
    line-height: 1.85;
    font-weight: 500;
}

.ip-subscribe .ip-subscribe__header .section-tag {
    background: rgba(244, 114, 182, 0.14);
    border-color: rgba(244, 114, 182, 0.32);
}

.ip-subscribe__form {
    width: min(620px, 100%);
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 30px 30px 28px;
    backdrop-filter: blur(4px);
}

.ip-subscribe__field label {
    display: block;
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.ip-subscribe__input {
    width: 100%;
    height: 52px;
    padding: 0 18px;
    border: 1.5px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.25s ease, background 0.25s ease;
}

.ip-subscribe__input::placeholder {
    color: rgba(255, 255, 255, 0.38);
}

.ip-subscribe__input:focus {
    border-color: var(--pink);
    background: rgba(255, 255, 255, 0.11);
}

.ip-subscribe__input.is-invalid {
    border-color: #ff8fae;
}

.ip-subscribe__error {
    display: none;
    margin: 8px 0 0;
    color: #ffb3c8;
    font-size: 0.84rem;
    font-weight: 600;
}

.ip-subscribe__error.is-visible {
    display: block;
}

.ip-subscribe__groups {
    margin-top: 22px;
}

.ip-subscribe__groups-label {
    display: block;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.ip-subscribe__checks {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 22px;
}

.ip-check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.92rem;
    font-weight: 600;
    user-select: none;
}

.ip-check input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 19px;
    height: 19px;
    flex-shrink: 0;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 5px;
    background: transparent;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
    position: relative;
}

.ip-check input[type="checkbox"]:checked {
    background: var(--grad-brand);
    border-color: var(--pink);
}

.ip-check input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    left: 5.5px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.ip-subscribe__privacy {
    margin-top: 20px;
    font-size: 0.86rem;
}

.ip-subscribe__privacy a {
    color: #ffc7e2;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.ip-subscribe__submit {
    margin-top: 26px;
    width: 100%;
    height: 52px;
    font-size: 1.02rem;
}

/* 订阅成功提示 */
.ip-subscribe__success {
    display: none;
    width: min(620px, 100%);
    margin: 0 auto;
    padding: 34px 30px;
    border-radius: 20px;
    background: rgba(94, 214, 163, 0.12);
    border: 1px solid rgba(94, 214, 163, 0.4);
    text-align: center;
}

.ip-subscribe__success.is-visible {
    display: block;
    animation: ip-success-pop 0.45s var(--motion-smooth);
}

@keyframes ip-success-pop {
    from {
        opacity: 0;
        transform: translateY(14px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.ip-subscribe__success-icon {
    width: 54px;
    height: 54px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--grad-brand);
    font-size: 1.5rem;
    color: #ffffff;
}

.ip-subscribe__success h3 {
    margin: 16px 0 0;
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 700;
}

.ip-subscribe__success p {
    margin: 10px 0 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.92rem;
    line-height: 1.8;
    font-weight: 500;
}

/* ============ 响应式 ============ */

@media (max-width: 1080px) {
    .ip-intro__layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .ip-intro__copy {
        max-width: 640px;
    }

    .ip-intro__points {
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .ip-intro,
    .ip-notice,
    .ip-flow,
    .ip-subscribe {
        padding-left: 20px;
        padding-right: 20px;
    }

    .ip-intro__points {
        grid-template-columns: repeat(3, auto);
        gap: 12px 20px;
    }

    .ip-point__num {
        font-size: 1.3rem;
    }

    .ip-point__label {
        font-size: 0.76rem;
    }

    .ip-intro__actions .ip-btn,
    .ip-flow__actions .ip-btn {
        width: 100%;
    }

    .ip-modal__dialog {
        padding: 28px 22px 24px;
    }

    .ip-subscribe__form {
        padding: 24px 20px 22px;
    }

    .ip-subscribe__checks {
        flex-direction: column;
        gap: 12px;
    }
}