@charset "UTF-8";

/* 変数定義 */
:root {
  --color-primary: #d32f2f;
  --color-secondary: #c5a059;
  --color-text: #333;
  --color-bg: #f9f9f9;
  --color-white: #fff;
  --color-accent: #ffeb3b;
  --font-base: "Noto Sans JP", sans-serif;
  --font-accent: "Zen Maru Gothic", sans-serif;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-base);
    line-height: 1.6;
}

.main-content {
    overflow: hidden;
}

.section__inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.section-title {
    font-family: var(--font-accent);
    text-align: center;
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-secondary);
}

/* Hero Section */
.campaign-hero {
    width: 100%;
    background-color: #fff;
}

.campaign-hero__inner {
    max-width: 1200px;
    margin: 0 auto;
}

.campaign-hero__img {
    width: 100%;
    height: auto;
    display: block;
}

/* Intro Section */
.campaign-intro {
    padding: 60px 0;
    background: linear-gradient(180deg, #fff 0%, #fffbf0 100%);
    text-align: center;
}

.campaign-intro__title {
    margin-bottom: 30px;
    line-height: 1.4;
}

.campaign-intro__sub {
    display: block;
    font-size: 1.2rem;
    color: var(--color-secondary);
    font-family: var(--font-accent);
    font-weight: 700;
    letter-spacing: 0.1em;
}

.campaign-intro__main {
    display: block;
    font-size: 2.5rem;
    color: var(--color-primary);
    font-weight: 700;
}

.campaign-intro__text {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.campaign-intro__period {
    display: inline-block;
    background: #fff;
    border: 2px solid var(--color-primary);
    border-radius: 50px;
    padding: 10px 30px;
}

.campaign-intro__period .label {
    background: var(--color-primary);
    color: #fff;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 1rem;
    margin-right: 10px;
    font-weight: bold;
}

.campaign-intro__period .date {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--color-primary);
}

.campaign-intro__note {
    margin-top: 15px;
    font-weight: bold;
    color: var(--color-primary);
    font-size: 1.1rem;
}

/* Prizes Section */
.campaign-prizes {
    padding: 60px 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d32f2f' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.prize-list {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.prize-item {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    width: 100%;
    position: relative;
}

.prize-item--a {
    width: 100%;
    border: 2px solid var(--color-secondary);
}

.prize-item--b, .prize-item--c {
    width: calc(50% - 15px);
}

.prize-item__header {
    background: var(--color-secondary);
    color: #fff;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.prize-item--a .prize-item__header {
    background: linear-gradient(135deg, var(--color-secondary) 0%, #e6ce96 100%);
    padding: 20px;
}

.prize-item__rank {
    font-size: 1.5rem;
    font-weight: bold;
    font-family: var(--font-accent);
}

.prize-item__winners {
    font-size: 1.1rem;
    background: rgba(255,255,255,0.2);
    padding: 2px 10px;
    border-radius: 20px;
}

.prize-item__body {
    padding: 30px;
    text-align: center;
}

.prize-item__name {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.prize-item__desc {
    font-size: 1rem;
    color: #666;
    margin-bottom: 20px;
}

.prize-item__icon {
    font-size: 4rem;
    color: #eee;
    margin-top: 10px;
}

.prize-item__options {
    list-style: none;
    padding: 0;
    text-align: left;
    display: inline-block;
}

.prize-item__options li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
    font-size: 1.1rem;
    font-weight: bold;
}

.prize-item__options li i {
    position: absolute;
    left: 0;
    top: 4px;
    color: var(--color-secondary);
}

/* W Chance Section */
.campaign-chance {
    padding: 60px 0;
    background: var(--color-primary);
    color: #fff;
}

.chance-card {
    background: rgba(255,255,255,0.1);
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    position: relative;
}

.chance-card__badge {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: var(--color-primary);
    padding: 5px 30px;
    font-weight: bold;
    border-radius: 30px;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.chance-card__title {
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-family: var(--font-accent);
}

.chance-card__text {
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.8;
}

.chance-card__text .highlight {
    font-size: 1.5rem;
    color: var(--color-accent);
    font-weight: bold;
}

.btn-twitter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #000;
    color: #fff;
    text-decoration: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: bold;
    transition: background 0.3s;
    font-size: 1.1rem;
}

.btn-twitter:hover {
    background: #333;
    color: #fff;
    opacity: 0.9;
}

.btn-twitter i {
    margin-right: 10px;
    font-size: 1.2rem;
}

/* Entry Section */
.campaign-entry {
    padding: 80px 0;
    background: #fff;
    text-align: center;
}

.entry-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
    gap: 20px;
}

.step-item {
    flex: 1;
    max-width: 250px;
    background: #f5f5f5;
    padding: 20px;
    border-radius: 10px;
    position: relative;
    border: 2px solid #eee;
}

.step-item__num {
    background: var(--color-primary);
    color: #fff;
    display: inline-block;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    margin-bottom: 15px;
    font-size: 1rem;
}

.step-item__text {
    font-weight: bold;
    color: #333;
    font-size: 1.1rem;
}

.step-item__arrow {
    color: var(--color-secondary);
    font-size: 1.5rem;
}

.entry-action__note {
    color: var(--color-primary);
    font-weight: bold;
    margin-bottom: 10px;
}

.btn-entry {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #fff;
    text-decoration: none;
    padding: 20px 80px;
    border-radius: 50px;
    font-size: 1.4rem;
    font-weight: bold;
    box-shadow: 0 5px 20px rgba(211, 47, 47, 0.4);
    transition: all 0.3s;
    border-bottom: 4px solid #b71c1c;
}

.btn-entry:hover {
    transform: translateY(2px);
    border-bottom: 2px solid #b71c1c;
    box-shadow: 0 2px 10px rgba(211, 47, 47, 0.4);
    color: #fff;
}

.btn-entry i {
    margin-left: 15px;
}

.entry-action__sub {
    margin-top: 10px;
    color: #999;
    font-size: 1rem;
}

/* Notes Section */
.campaign-notes {
    padding: 40px 0;
    background: #f5f5f5;
    font-size: 1rem;
    color: #666;
}

.notes-title {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: #333;
}

.notes-list {
    padding-left: 20px;
}

.notes-list li {
    margin-bottom: 5px;
}

/* Product Details Section */
.campaign-products {
    padding: 60px 0;
    background: #fffbf0;
}

.product-list {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: center;
}

.product-item {
    background: #fff;
    border-radius: 15px;
    padding: 0;
    width: 100%;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border: 1px solid #eee;
    display: flex;
    overflow: hidden;
}

.product-item__image {
    width: 40%;
    min-width: 300px;
    position: relative;
    background: #f9f9f9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-item__content {
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-item__name {
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-bottom: 15px;
    font-family: var(--font-accent);
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 10px;
}

.product-item__text {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #555;
}

.product-item__links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: auto;
}

.btn-link {
    display: inline-block;
    padding: 10px 25px;
    background: #fff;
    border: 2px solid var(--color-secondary);
    color: var(--color-secondary);
    text-decoration: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: bold;
    transition: all 0.3s;
}

.btn-link:hover {
    background: var(--color-secondary);
    color: #fff;
}

.btn-link--award {
    border-color: var(--color-accent);
    color: #b7950b; /* ゴールドっぽい色 */
    background: #fffbf0;
}

.btn-link--award:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    border-color: var(--color-accent);
}

.btn-link i {
    margin-left: 5px;
    font-size: 0.8em;
}


/* Responsive */
@media screen and (max-width: 768px) {
    .section-title {
        font-size: 1.6rem;
    }

    .campaign-intro__main {
        font-size: 1.8rem;
    }

    .pc-only {
        display: none;
    }

    .prize-item--b, .prize-item--c {
        width: 100%;
    }

    .entry-steps {
        flex-direction: column;
        gap: 15px;
    }

    .step-item__arrow {
        transform: rotate(90deg);
        margin: 5px 0;
    }

    .btn-entry {
        width: 90%;
        padding: 15px 20px;
        font-size: 1.1rem;
    }

    .step-item {
        max-width: 100%;
        width: 100%;
    }

    .product-item {
        flex-direction: column;
    }

    .product-item__image {
        width: 100%;
        min-width: auto;
        height: 250px;
    }

    .product-item__content {
        padding: 20px;
    }
}