@charset "UTF-8";
/*
    Template:    swell
    Theme Name:  SODA BEAUTÉ - SWELL CHILD
    Theme URI:   https://soda-beaute.com/
    Description: 究極の高濃度炭酸パック「SODA BEAUTÉ」公式サイト用 SWELL子テーマ。
                 BtoB（美容サロン向け）。爽やかな炭酸感と上質感を両立させたデザイン。
    Version:     1.0.0
    Author:      AMOUR SALON
    Author URI:  https://soda-beaute.com/

    License:     GNU General Public License
    License URI: http://www.gnu.org/licenses/gpl.html
*/

:root {
    --sb-white:        #ffffff;
    --sb-bg:           #f8fcff;
    --sb-bg-alt:       #eef6fb;
    --sb-line:         #e3edf3;

    --sb-blue-50:      #eaf6fc;
    --sb-blue-100:     #cfe7f3;
    --sb-blue-300:     #82c2dd;
    --sb-blue-500:     #2f9bc6;
    --sb-blue-700:     #1f6e8c;
    --sb-blue-900:     #0d3d52;

    --sb-gold:         #b9a574;
    --sb-gold-soft:    #d8c89a;
    --sb-pink:         #ffd9d9;

    --sb-text:         #1c2b34;
    --sb-text-soft:    #5a6b75;
    --sb-text-mute:    #8c9aa3;

    --sb-font-jp: "Noto Sans JP", "游ゴシック体", "Yu Gothic", "ヒラギノ角ゴ ProN", sans-serif;
    --sb-font-serif: "Noto Serif JP", "游明朝", "Yu Mincho", "ヒラギノ明朝 ProN", serif;
    --sb-font-en: "Cormorant Garamond", "Times New Roman", serif;

    --color_main: var(--sb-blue-500);
    --color_link: var(--sb-blue-700);
    --color_text: var(--sb-text);
    --color_bg: var(--sb-white);
    --color_border: var(--sb-line);

    --swl-pad_post-content: 7%;
}

body {
    font-family: var(--sb-font-jp);
    color: var(--sb-text);
    background-color: var(--sb-bg);
    -webkit-font-smoothing: antialiased;
    letter-spacing: 0.04em;
}

a { color: var(--sb-blue-700); }
a:hover { color: var(--sb-blue-500); }

h1, h2, h3, h4 {
    font-family: var(--sb-font-jp);
    letter-spacing: 0.06em;
    line-height: 1.5;
    color: var(--sb-blue-900);
}

.is-style-section_ttl,
.sb-section-title {
    font-family: var(--sb-font-serif);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-align: center;
    color: var(--sb-blue-900);
}

.sb-eyebrow {
    display: block;
    font-family: var(--sb-font-en);
    font-style: italic;
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    color: var(--sb-blue-500);
    text-align: center;
    margin-bottom: 0.5em;
}

.l-header {
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--sb-line);
}

.c-headLogo a {
    font-family: var(--sb-font-en);
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--sb-blue-900);
}

.l-header .c-iconBtn--cta,
.sb-header-cta {
    display: inline-flex;
    align-items: center;
    gap: .5em;
    padding: 0.7em 1.5em;
    background: linear-gradient(135deg, var(--sb-blue-500) 0%, var(--sb-blue-700) 100%);
    color: #fff !important;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9em;
    letter-spacing: 0.08em;
    box-shadow: 0 6px 18px rgba(47, 155, 198, 0.25);
    transition: transform .2s ease, box-shadow .2s ease;
}
.sb-header-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(47, 155, 198, 0.35);
    color: #fff !important;
}

.sb-hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(207, 231, 243, 0.55) 0%, transparent 55%),
        radial-gradient(ellipse at 80% 80%, rgba(216, 200, 154, 0.25) 0%, transparent 55%),
        linear-gradient(180deg, #ffffff 0%, var(--sb-bg) 100%);
}

.sb-hero::before,
.sb-hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.9) 0%, rgba(207,231,243,0.4) 50%, transparent 80%);
    pointer-events: none;
}
.sb-hero::before { width: 320px; height: 320px; top: -80px; left: -100px; }
.sb-hero::after  { width: 220px; height: 220px; bottom: -60px; right: -60px; }

.sb-hero__inner {
    position: relative;
    z-index: 2;
    max-width: 1080px;
    width: 92%;
    text-align: center;
    padding: 6rem 0 4rem;
}

.sb-hero__brand {
    font-family: var(--sb-font-en);
    font-style: italic;
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    letter-spacing: 0.35em;
    color: var(--sb-gold);
    margin-bottom: 1rem;
}

.sb-hero__title {
    font-family: var(--sb-font-serif);
    font-weight: 500;
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.35;
    color: var(--sb-blue-900);
    margin: 0 0 1.5rem;
}

.sb-hero__title .accent {
    color: var(--sb-blue-500);
    border-bottom: 2px solid var(--sb-gold);
    padding-bottom: 0.1em;
}

.sb-hero__desc {
    font-size: clamp(0.95rem, 1.4vw, 1.1rem);
    color: var(--sb-text-soft);
    line-height: 1.9;
    max-width: 680px;
    margin: 0 auto 2.5rem;
}

.sb-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.sb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    padding: 1.1em 2.4em;
    border-radius: 999px;
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.1em;
    text-decoration: none;
    transition: all .25s ease;
    min-width: 220px;
}

.sb-btn--primary {
    background: linear-gradient(135deg, var(--sb-blue-500) 0%, var(--sb-blue-700) 100%);
    color: #fff;
    box-shadow: 0 10px 30px rgba(47, 155, 198, 0.3);
}
.sb-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 34px rgba(47, 155, 198, 0.45);
    color: #fff;
}

.sb-btn--ghost {
    background: #fff;
    color: var(--sb-blue-700);
    border: 1px solid var(--sb-blue-300);
}
.sb-btn--ghost:hover {
    background: var(--sb-blue-50);
    color: var(--sb-blue-700);
}

.sb-btn--gold {
    background: linear-gradient(135deg, var(--sb-gold-soft) 0%, var(--sb-gold) 100%);
    color: #fff;
    box-shadow: 0 10px 28px rgba(185, 165, 116, 0.3);
}
.sb-btn--gold:hover { transform: translateY(-2px); color: #fff; }

.sb-section {
    padding: 6rem 0;
    position: relative;
}
.sb-section--alt { background: var(--sb-bg-alt); }
.sb-section--white { background: #fff; }
.sb-section--gradient {
    background: linear-gradient(180deg, #fff 0%, var(--sb-bg) 100%);
}

.sb-container {
    max-width: 1140px;
    width: 92%;
    margin: 0 auto;
}

.sb-section__head {
    text-align: center;
    margin-bottom: 4rem;
}
.sb-section__title {
    font-family: var(--sb-font-serif);
    font-weight: 500;
    font-size: clamp(1.7rem, 3vw, 2.5rem);
    color: var(--sb-blue-900);
    line-height: 1.5;
    margin: 0;
}
.sb-section__sub {
    margin-top: 1rem;
    color: var(--sb-text-soft);
    font-size: 0.95rem;
    line-height: 1.9;
}

.sb-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}
.sb-feature {
    background: #fff;
    border-radius: 18px;
    padding: 2.4rem 2rem;
    box-shadow: 0 12px 30px rgba(13, 61, 82, 0.06);
    border: 1px solid rgba(207, 231, 243, 0.7);
    text-align: center;
    transition: transform .3s ease, box-shadow .3s ease;
}
.sb-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(13, 61, 82, 0.12);
}
.sb-feature__num {
    font-family: var(--sb-font-en);
    font-size: 1rem;
    letter-spacing: 0.3em;
    color: var(--sb-gold);
    margin-bottom: 0.6rem;
}
.sb-feature__title {
    font-family: var(--sb-font-serif);
    font-size: 1.2rem;
    color: var(--sb-blue-900);
    margin: 0 0 1rem;
    line-height: 1.5;
}
.sb-feature__text {
    font-size: 0.92rem;
    color: var(--sb-text-soft);
    line-height: 1.9;
}
.sb-feature__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--sb-blue-50) 0%, var(--sb-blue-100) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sb-blue-500);
    font-size: 1.6rem;
}

.sb-stat-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}
.sb-stat {
    text-align: center;
    padding: 2rem 1rem;
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--sb-line);
}
.sb-stat__num {
    font-family: var(--sb-font-en);
    font-size: 2.6rem;
    color: var(--sb-blue-500);
    font-weight: 600;
    line-height: 1;
}
.sb-stat__unit {
    font-size: 0.95rem;
    color: var(--sb-blue-700);
    margin-left: 0.2em;
}
.sb-stat__label {
    margin-top: 0.6rem;
    font-size: 0.9rem;
    color: var(--sb-text-soft);
}

.sb-compare {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: #fff;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(13, 61, 82, 0.08);
}
.sb-compare th, .sb-compare td {
    padding: 1.2rem 1rem;
    border-bottom: 1px solid var(--sb-line);
    text-align: center;
    font-size: 0.92rem;
    line-height: 1.7;
    vertical-align: middle;
}
.sb-compare thead th {
    background: var(--sb-bg-alt);
    color: var(--sb-text);
    font-weight: 600;
    font-size: 0.95rem;
}
.sb-compare thead th.is-soda {
    background: linear-gradient(135deg, var(--sb-blue-500) 0%, var(--sb-blue-700) 100%);
    color: #fff;
    font-family: var(--sb-font-en);
    letter-spacing: 0.15em;
}
.sb-compare tbody th {
    background: #fafdff;
    text-align: left;
    color: var(--sb-text-soft);
    font-weight: 500;
    width: 24%;
}
.sb-compare td.is-soda {
    background: var(--sb-blue-50);
    color: var(--sb-blue-900);
    font-weight: 600;
}

.sb-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    counter-reset: step;
}
.sb-step {
    background: #fff;
    border-radius: 16px;
    padding: 2rem 1.5rem 1.8rem;
    border: 1px solid var(--sb-line);
    position: relative;
    counter-increment: step;
}
.sb-step::before {
    content: "STEP " counter(step, decimal-leading-zero);
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--sb-blue-500) 0%, var(--sb-blue-700) 100%);
    color: #fff;
    font-family: var(--sb-font-en);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    padding: 0.35em 1em;
    border-radius: 999px;
}
.sb-step__title {
    font-family: var(--sb-font-serif);
    font-size: 1.1rem;
    color: var(--sb-blue-900);
    text-align: center;
    margin: .8rem 0 .8rem;
}
.sb-step__text {
    font-size: 0.88rem;
    color: var(--sb-text-soft);
    line-height: 1.85;
    text-align: center;
}

.sb-voices {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}
.sb-voice {
    background: #fff;
    border-radius: 18px;
    padding: 2rem;
    border-top: 4px solid var(--sb-blue-500);
    box-shadow: 0 10px 26px rgba(13, 61, 82, 0.06);
    position: relative;
}
.sb-voice__avatar {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: var(--sb-blue-50);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--sb-blue-500);
    font-family: var(--sb-font-en);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}
.sb-voice__salon {
    font-size: 0.85rem;
    color: var(--sb-text-mute);
    margin-bottom: .3rem;
}
.sb-voice__name {
    font-weight: 600;
    color: var(--sb-blue-900);
    margin-bottom: 1rem;
}
.sb-voice__text {
    font-size: 0.92rem;
    color: var(--sb-text-soft);
    line-height: 1.95;
}

.sb-faq { max-width: 820px; margin: 0 auto; }
.sb-faq details {
    background: #fff;
    border: 1px solid var(--sb-line);
    border-radius: 12px;
    margin-bottom: 0.8rem;
    padding: 0;
    overflow: hidden;
}
.sb-faq summary {
    list-style: none;
    cursor: pointer;
    padding: 1.2rem 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 600;
    color: var(--sb-blue-900);
    position: relative;
}
.sb-faq summary::-webkit-details-marker { display: none; }
.sb-faq summary::before {
    content: "Q";
    flex: 0 0 auto;
    width: 28px; height: 28px;
    background: var(--sb-blue-500);
    color: #fff;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--sb-font-en);
    font-size: 0.9rem;
}
.sb-faq summary::after {
    content: "+";
    margin-left: auto;
    font-size: 1.4rem;
    color: var(--sb-blue-500);
    transition: transform .2s ease;
}
.sb-faq details[open] summary::after { transform: rotate(45deg); }
.sb-faq__body {
    padding: 0 1.4rem 1.4rem 4rem;
    color: var(--sb-text-soft);
    font-size: 0.92rem;
    line-height: 1.95;
}

.sb-cta-block {
    background: linear-gradient(135deg, var(--sb-blue-700) 0%, var(--sb-blue-500) 100%);
    color: #fff;
    border-radius: 24px;
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.sb-cta-block::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 15% 20%, rgba(255,255,255,0.18) 0%, transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(255,255,255,0.14) 0%, transparent 45%);
    pointer-events: none;
}
.sb-cta-block * { position: relative; z-index: 2; }
.sb-cta-block__eyebrow {
    font-family: var(--sb-font-en);
    letter-spacing: 0.3em;
    font-size: 0.9rem;
    color: var(--sb-gold-soft);
    margin-bottom: 0.8rem;
}
.sb-cta-block__title {
    font-family: var(--sb-font-serif);
    font-size: clamp(1.4rem, 3vw, 2.1rem);
    font-weight: 500;
    line-height: 1.6;
    margin: 0 0 1.5rem;
    color: #fff;
}
.sb-cta-block__price {
    display: inline-flex;
    align-items: baseline;
    gap: 0.4em;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.3);
    padding: 1rem 1.6rem;
    border-radius: 999px;
    margin: 1rem 0 2rem;
}
.sb-cta-block__price strong {
    font-family: var(--sb-font-en);
    font-size: 2rem;
    color: var(--sb-gold-soft);
    font-weight: 600;
}

.l-footer {
    background: var(--sb-blue-900);
    color: rgba(255,255,255,0.75);
}
.l-footer a { color: rgba(255,255,255,0.85); }
.l-footer a:hover { color: var(--sb-gold-soft); }
.c-footLogo a {
    font-family: var(--sb-font-en);
    letter-spacing: 0.25em;
    color: #fff;
}
.l-footer .c-copyright { color: rgba(255,255,255,0.5); }

.sb-mt-0 { margin-top: 0 !important; }
.sb-mt-1 { margin-top: 1rem !important; }
.sb-mt-2 { margin-top: 2rem !important; }
.sb-mt-3 { margin-top: 3rem !important; }
.sb-mt-4 { margin-top: 4rem !important; }
.sb-text-center { text-align: center; }
.sb-flex-center { display: flex; align-items: center; justify-content: center; }

.sb-logo-text {
    font-family: var(--sb-font-en);
    font-weight: 500;
    letter-spacing: 0.25em;
    color: var(--sb-blue-700);
}
.sb-logo-text .accent { color: var(--sb-gold); }

@media (max-width: 768px) {
    .sb-section { padding: 4rem 0; }
    .sb-section__head { margin-bottom: 2.5rem; }
    .sb-hero { min-height: auto; padding-top: 5rem; padding-bottom: 4rem; }
    .sb-cta-block { padding: 3rem 1.4rem; }
    .sb-feature { padding: 1.8rem 1.4rem; }
}