/* ========================================
CONTACT PAGE
======================================== */

.contact-page {
    position: relative;
    overflow: hidden;
}

/* ========================================
HERO
======================================== */

.contact-hero {
    position: relative;
    min-height: 88vh;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 12rem 8% 6rem;

    overflow: hidden;
}

.contact-hero::before {
    content: "";

    position: absolute;
    inset: 0;

    background:
        radial-gradient(
            circle at 20% 30%,
            rgba(79,172,254,0.18),
            transparent 35%
        ),

        radial-gradient(
            circle at 80% 70%,
            rgba(240,147,251,0.14),
            transparent 40%
        );

    filter: blur(80px);

    pointer-events: none;
}

.contact-hero-inner {
    position: relative;
    z-index: 1;

    max-width: 1120px;
    margin: 0 auto;

    text-align: center;
}

.contact-kicker {
    margin-bottom: 1.6rem;

    font-size: 0.72rem;
    font-weight: 900;

    letter-spacing: 0.42em;
    text-transform: uppercase;

    color: var(--color-1);
}

.contact-hero-title {
    font-size: clamp(2.8rem, 5.6vw, 5.4rem);
    line-height: 0.98;

    font-weight: 900;
    letter-spacing: -0.07em;

    color: var(--text-black);

    margin-bottom: 2.4rem;
}

.contact-hero-lead {
    max-width: 760px;
    margin: 0 auto;

    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 2;

    font-weight: 700;

    color: var(--text-soft);
}
@media (max-width: 768px) {
    .contact-hero {
        min-height: auto;
        padding: 8.5rem 8% 5rem;
    }



    .contact-hero-title {
        font-size: clamp(2.4rem, 10vw, 3.8rem);
        line-height: 1;
        letter-spacing: -0.08em;
    }

  .contact-form-card__lead {
        max-width: 28ch;

        margin:
            1.8rem auto
            2.4rem;

        font-size: 0.95rem;
        line-height: 1.9;
    }
}
.pc-only {
    display: inline;
}

.sp-only {
    display: none;
}

@media (max-width: 768px) {
    .pc-only {
        display: none;
    }

    .sp-only {
        display: block;
    }

    .contact-form-card__title {
        font-size: clamp(2.4rem, 11vw, 3.6rem);
        line-height: 0.95;
        letter-spacing: -0.07em;
    }
}
/* ========================================
MAIN
======================================== */

.contact-main {
    position: relative;

    padding:
        2rem 8%
        12rem;
}

.contact-main-inner {
    max-width: 920px;
    margin: 0 auto;
}

/* ========================================
FORM CARD
======================================== */

.contact-form-card {
    position: relative;

    padding: 3rem;

    border-radius: 2.6rem;

    background:
        linear-gradient(
            135deg,
            rgba(255,255,255,0.78),
            rgba(255,255,255,0.52)
        );

    border:
        1px solid rgba(255,255,255,0.8);

    backdrop-filter: blur(24px);

    overflow: hidden;

    box-shadow:
        0 40px 100px rgba(0,0,0,0.06);
}

.contact-form-card::before {
    content: "";

    position: absolute;
    inset: 0;

    background:
        radial-gradient(
            circle at top right,
            rgba(79,172,254,0.12),
            transparent 30%
        ),

        radial-gradient(
            circle at bottom left,
            rgba(240,147,251,0.10),
            transparent 34%
        );

    pointer-events: none;
}

.contact-form-card__head {
    position: relative;
    z-index: 1;

    display: flex;
    flex-direction: column;
    align-items: center;

    gap: 2rem;

    margin-bottom: 2rem;

    text-align: center;
}

.contact-form-card__eyebrow {
    margin-bottom: 1rem;

    font-size: 0.72rem;
    font-weight: 900;

    letter-spacing: 0.35em;
    text-transform: uppercase;

    color: var(--color-1);
}

.contact-form-card__title {
    max-width: 760px;

    font-size: clamp(3rem, 6vw, 5.8rem);
    line-height: 0.95;

    font-weight: 900;
    letter-spacing: -0.07em;

    background:
        linear-gradient(
            90deg,
            #4fc3ff 0%,
            #7b8cff 35%,
            #d16bff 68%,
            #ff73c6 100%
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-form-card__meta span {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding:
        1rem
        1.4rem;

    border-radius: 999px;

    background:
        linear-gradient(
            135deg,
            rgba(255,255,255,0.88),
            rgba(255,255,255,0.56)
        );

    border:
        1px solid rgba(255,255,255,0.7);

    backdrop-filter: blur(18px);

    box-shadow:
        0 18px 45px rgba(79,172,254,0.12);

    font-size: 0.78rem;
    font-weight: 900;

    letter-spacing: 0.04em;

    color: #111;
}

.contact-form-card__lead {
    position: relative;
    z-index: 1;

    max-width: 760px;

    font-size: clamp(1rem, 2vw, 1.15rem);
    line-height: 2;

    font-weight: 700;

    color: var(--text-soft);

    margin-bottom: 2.5rem;
}
.contact-form-card__head,
.contact-form-card__lead {
    text-align: center;
}

.contact-form-card__title,
.contact-form-card__lead {
    margin-inline: auto;
}

/* ========================================
NOTE
======================================== */

.contact-form-card__note {
    position: relative;
    z-index: 1;

    margin-bottom: 2.5rem;

    padding: 2rem;

    border-radius: 2rem;

    background:
        rgba(255,255,255,0.55);

    border:
        1px solid rgba(0,0,0,0.05);
}

.contact-form-card__note p {
    margin-bottom: 1rem;

    font-size: 0.72rem;
    font-weight: 900;

    letter-spacing: 0.28em;
    text-transform: uppercase;

    color: var(--color-1);
}

.contact-form-card__note ul {
    display: grid;
    gap: 0.9rem;

    list-style: none;
}

.contact-form-card__note li {
    position: relative;

    padding-left: 1.4rem;

    font-size: 0.96rem;
    line-height: 1.8;

    font-weight: 700;

    color: var(--text-soft);
}

.contact-form-card__note li::before {
    content: "";

    position: absolute;
    left: 0;
    top: 0.72rem;

    width: 6px;
    height: 6px;

    border-radius: 50%;

    background: var(--color-1);
}

/* ========================================
FORM
======================================== */

.contact-form {
    position: relative;
    z-index: 1;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;

    margin-bottom: 1.4rem;
}

.contact-field {
    display: flex;
    flex-direction: column;
}

.contact-field label {
    margin-bottom: 0.8rem;

    font-size: 0.88rem;
    font-weight: 800;

    color: var(--text-black);
}

.required {
    color: #2563eb;
}

.optional {
    color: rgba(0,0,0,0.4);
}

.contact-field input,
.contact-field textarea,
.contact-field select {
    width: 100%;

    padding:
        1.1rem
        1.2rem;

    border-radius: 1.2rem;

    border:
        1px solid rgba(0,0,0,0.08);

    background:
        rgba(255,255,255,0.8);

    backdrop-filter: blur(10px);

    outline: none;

    font-size: 0.95rem;
    font-weight: 700;

    color: var(--text-black);

    transition:
        border-color 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.contact-field textarea {
    resize: vertical;
    min-height: 220px;
}

.contact-field input:focus,
.contact-field textarea:focus,
.contact-field select:focus {
    border-color: rgba(79,172,254,0.5);

    transform: translateY(-2px);

    box-shadow:
        0 10px 30px rgba(79,172,254,0.12);
}

.contact-field input::placeholder,
.contact-field textarea::placeholder {
    color: rgba(0,0,0,0.35);
}

/* ========================================
FLOWLESS CTA SECTION
======================================== */

.contact-flowless-cta {
    position: relative;

    padding:
        0 8%
        12rem;
}

.contact-flowless-cta__inner {
    position: relative;
    isolation: isolate;

    max-width: 1320px;
    min-height: 520px;

    margin: 0 auto;

    padding:
        4.8rem
        4.4rem;

    border-radius: 3rem;

    overflow: hidden;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;

    background:
        linear-gradient(
            135deg,
            rgba(8,15,28,0.94),
            rgba(16,28,48,0.88)
        );

    box-shadow:
        0 50px 140px rgba(0,0,0,0.24);
}

/* Flowless UI 背景 */
.contact-flowless-cta__inner::after {
    content: "";

    position: absolute;
    inset: -10%;

    background-image:
        url("./assets/images/flowless/flowless-bg.png");

    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;

    opacity: 0.16;

    filter:
        blur(2px)
        brightness(0.82)
        contrast(1.14)
        saturate(1.05);

    transform:
        scale(1.08);

    mix-blend-mode: screen;

    pointer-events: none;

    z-index: -2;

    transition:
        opacity 0.8s ease,
        transform 1s cubic-bezier(0.16,1,0.3,1),
        filter 0.8s ease;
}

/* 光のレイヤー */
.contact-flowless-cta__inner::before {
    content: "";

    position: absolute;
    inset: 0;

    background:
        radial-gradient(
            circle at 82% 24%,
            rgba(79,172,254,0.32),
            transparent 34%
        ),
        radial-gradient(
            circle at 16% 84%,
            rgba(240,147,251,0.24),
            transparent 42%
        ),
        linear-gradient(
            90deg,
            rgba(8,15,28,0.90) 0%,
            rgba(8,15,28,0.58) 48%,
            rgba(8,15,28,0.22) 100%
        );

    pointer-events: none;

    z-index: -1;
}

.contact-flowless-cta__inner:hover::after {
    opacity: 0.28;

    transform:
        scale(1.02);

    filter:
        blur(0px)
        brightness(0.95)
        contrast(1.24)
        saturate(1.08);
}

.contact-flowless-cta__copy {
    position: relative;
    z-index: 1;

    max-width: 760px;
}

.contact-flowless-cta__label {
    margin-bottom: 1.2rem;

    font-size: 0.72rem;
    font-weight: 900;

    letter-spacing: 0.34em;
    text-transform: uppercase;

    color: rgba(255,255,255,0.46);
}

.contact-flowless-cta__copy {
    position: relative;
    z-index: 1;

    max-width: 760px;
    margin: 0 auto;

    text-align: center;
}

.contact-flowless-cta__label {
    margin-bottom: 1.2rem;

    font-size: 0.72rem;
    font-weight: 900;

    letter-spacing: 0.34em;
    text-transform: uppercase;

    color: rgba(255,255,255,0.46);
}

.contact-flowless-cta__copy {
    position: relative;
    z-index: 1;

    max-width: 720px;
    margin: 0 auto;

    text-align: center;
}

.contact-flowless-cta__label {
    margin-bottom: 1rem;

    font-size: 0.68rem;
    font-weight: 900;

    letter-spacing: 0.32em;
    text-transform: uppercase;

    color: rgba(255,255,255,0.46);
}

.contact-flowless-cta__copy h2 {
    margin:
        0 auto
        1.4rem;

    font-size: clamp(1.9rem, 4.2vw, 3.8rem);
    line-height: 1;

    font-weight: 900;
    letter-spacing: -0.06em;

    color: #fff;
}

.contact-flowless-cta__copy p {
    max-width: 620px;

    margin: 0 auto;

    font-size: 0.96rem;
    line-height: 1.85;

    font-weight: 700;

    color: rgba(255,255,255,0.72);
}

@media (max-width: 768px) {

    .contact-flowless-cta__copy h2 {
        font-size: clamp(1.8rem, 7vw, 2.8rem);
        line-height: 1.04;
    }

    .contact-flowless-cta__copy p {
        font-size: 0.92rem;
        line-height: 1.8;
    }

}

.contact-flowless-cta__btn {
    position: relative;
    z-index: 1;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding:
        1.3rem
        2rem;

    border-radius: 999px;

    background:
        linear-gradient(
            135deg,
            #4facfe,
            #00f2fe
        );

    color: #fff;
    text-decoration: none;

    font-size: 0.95rem;
    font-weight: 900;

    letter-spacing: 0.02em;

    white-space: nowrap;

    box-shadow:
        0 20px 60px rgba(79,172,254,0.26);

    transition:
        transform 0.45s cubic-bezier(0.16,1,0.3,1),
        box-shadow 0.35s ease;
}

.contact-flowless-cta__btn:hover {
    transform:
        translateY(-5px)
        scale(1.03);

    box-shadow:
        0 28px 80px rgba(79,172,254,0.42);
}

/* ========================================
RESPONSIVE
======================================== */

@media (max-width: 768px) {

    .contact-flowless-cta {
        padding:
            0 8%
            8rem;
    }

    .contact-flowless-cta__inner {
        min-height: auto;

        padding: 2.6rem;
        border-radius: 2rem;

        flex-direction: column;
        align-items: flex-start;
    }

    .contact-flowless-cta__inner::after {
        opacity: 0.18;

        background-position: center;
    }

    .contact-flowless-cta__btn {
        width: 100%;
    }

}
/* ========================================
FOOTER
======================================== */

.contact-form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.contact-form-footer__text {
    font-size: 0.92rem;
    line-height: 1.8;

    font-weight: 700;

    color: var(--text-soft);
}
.contact-submit-btn {
    min-width: 320px;
}
/* ========================================
CONTACT CONFIRM MODAL
======================================== */

.contact-confirm-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;

    display: grid;
    place-items: center;

    padding: 2rem;

    opacity: 0;
    visibility: hidden;
    pointer-events: none;

    transition:
        opacity 0.35s ease,
        visibility 0.35s ease;
}

.contact-confirm-modal.is-active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.contact-confirm-modal__backdrop {
    position: absolute;
    inset: 0;

    background: rgba(8, 12, 22, 0.58);
    backdrop-filter: blur(18px);
}

.contact-confirm-modal__panel {
    position: relative;
    z-index: 1;

    width: min(760px, 100%);
    max-height: 86vh;
    overflow-y: auto;

    padding: 3rem;

    border-radius: 2.6rem;

    background:
        linear-gradient(
            135deg,
            rgba(255,255,255,0.92),
            rgba(255,255,255,0.72)
        );

    border: 1px solid rgba(255,255,255,0.8);

    box-shadow:
        0 50px 140px rgba(0,0,0,0.24);

    backdrop-filter: blur(26px);
}

.contact-confirm-modal__panel::before {
    content: "";
    position: absolute;
    inset: 0;

    background:
        radial-gradient(circle at top right, rgba(79,172,254,0.16), transparent 34%),
        radial-gradient(circle at bottom left, rgba(240,147,251,0.12), transparent 38%);

    pointer-events: none;
}

.contact-confirm-modal__close {
    position: absolute;
    top: 1.4rem;
    right: 1.4rem;
    z-index: 2;

    width: 48px;
    height: 48px;

    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.06);

    background: rgba(255,255,255,0.72);

    font-size: 1.6rem;
    font-weight: 700;

    cursor: pointer;
}

.contact-confirm-modal__eyebrow,
.contact-confirm-modal__title,
.contact-confirm-list,
.contact-confirm-actions {
    position: relative;
    z-index: 1;
}

.contact-confirm-modal__eyebrow {
    margin-bottom: 1rem;

    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.3em;

    color: var(--color-1);
}

.contact-confirm-modal__title {
    margin-bottom: 2rem;

    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1;

    font-weight: 900;
    letter-spacing: -0.06em;
}

.contact-confirm-list {
    display: grid;
    gap: 1rem;

    margin-bottom: 2.4rem;
}

.contact-confirm-item {
    padding: 1.2rem 1.4rem;

    border-radius: 1.3rem;

    background: rgba(255,255,255,0.62);

    border: 1px solid rgba(0,0,0,0.05);
}

.contact-confirm-item span {
    display: block;

    margin-bottom: 0.45rem;

    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    text-transform: uppercase;

    color: rgba(0,0,0,0.42);
}

.contact-confirm-item p {
    font-size: 0.98rem;
    line-height: 1.8;

    font-weight: 800;

    color: var(--text-black);

    white-space: pre-wrap;
}

.contact-confirm-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.contact-confirm-back {
    padding: 1.1rem 1.6rem;

    border-radius: 999px;
    border: 1px solid rgba(0,0,0,0.08);

    background: rgba(255,255,255,0.7);

    font-size: 0.9rem;
    font-weight: 900;

    cursor: pointer;
}

.contact-confirm-submit {
    min-width: 300px;
}

@media (max-width: 768px) {
    .contact-confirm-modal {
        padding: 1rem;
    }

    .contact-confirm-modal__panel {
        padding: 2rem 1.4rem;
        border-radius: 2rem;
    }

    .contact-confirm-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .contact-confirm-back,
    .contact-confirm-submit {
        width: 100%;
        min-width: 0;
    }

    .contact-confirm-submit {
        justify-content: space-between;
        padding: 1rem 1.1rem 1rem 1.4rem;
    }

    .contact-confirm-submit .cta-icon {
        width: 42px;
        height: 42px;
        flex: 0 0 42px;
    }
}
/* ========================================
CONTACT SUCCESS MODAL
======================================== */

.contact-success-modal {
    position: fixed;
    inset: 0;
    z-index: 2100;

    display: grid;
    place-items: center;

    padding: 2rem;

    opacity: 0;
    visibility: hidden;
    pointer-events: none;

    transition:
        opacity 0.4s ease,
        visibility 0.4s ease;
}

.contact-success-modal.is-active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.contact-success-modal__backdrop {
    position: absolute;
    inset: 0;

    background: rgba(8, 12, 22, 0.68);
    backdrop-filter: blur(20px);
}

.contact-success-modal__panel {
    position: relative;
    z-index: 1;

    width: min(760px, 100%);

    padding: 4rem 3rem;

    border-radius: 3rem;

    text-align: center;

    overflow: hidden;

    background:
        linear-gradient(
            135deg,
            rgba(8,15,28,0.96),
            rgba(16,28,48,0.94)
        );

    border: 1px solid rgba(255,255,255,0.12);

    box-shadow:
        0 60px 160px rgba(0,0,0,0.38);

    color: #fff;
}

.contact-success-modal__panel::before {
    content: "";

    position: absolute;
    inset: 0;

    background:
        radial-gradient(
            circle at top right,
            rgba(79,172,254,0.34),
            transparent 34%
        ),
        radial-gradient(
            circle at bottom left,
            rgba(240,147,251,0.22),
            transparent 42%
        );

    pointer-events: none;
}

.contact-success-modal__panel::after {
    content: "Sent";

    position: absolute;
    left: 50%;
    top: 48%;

    transform: translate(-50%, -50%);

    font-size: clamp(7rem, 18vw, 14rem);
    line-height: 1;
    font-weight: 900;
    letter-spacing: -0.08em;

    color: rgba(255,255,255,0.035);

    pointer-events: none;
}

.contact-success-modal__eyebrow,
.contact-success-modal__title,
.contact-success-modal__text,
.contact-success-modal__btn {
    position: relative;
    z-index: 1;
}

.contact-success-modal__eyebrow {
    margin-bottom: 1.2rem;

    font-size: 0.72rem;
    font-weight: 900;

    letter-spacing: 0.34em;
    text-transform: uppercase;

    color: rgba(255,255,255,0.48);
}

.contact-success-modal__title {
    margin-bottom: 1.8rem;

    font-size: clamp(2.6rem, 6vw, 5.2rem);
    line-height: 0.98;

    font-weight: 900;
    letter-spacing: -0.07em;

    background:
        linear-gradient(
            120deg,
            #4facfe 0%,
            #00f2fe 30%,
            #f093fb 60%,
            #f5576c 100%
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-success-modal__text {
    max-width: 520px;

    margin:
        0 auto
        2.8rem;

    font-size: 1rem;
    line-height: 2;

    font-weight: 700;

    color: rgba(255,255,255,0.72);
}

.contact-success-modal__btn {
    margin: 0 auto;

    width: min(100%, 360px);

    justify-content: space-between;
}

@media (max-width: 768px) {
    .contact-success-modal {
        padding: 1rem;
    }

    .contact-success-modal__panel {
        padding: 3rem 1.4rem;
        border-radius: 2rem;
    }

    .contact-success-modal__btn {
        width: 100%;
    }

    .contact-success-modal__btn .cta-icon {
        width: 42px;
        height: 42px;
        flex: 0 0 42px;
    }
}
.contact-success-modal__panel {
    transform:
        translateY(30px)
        scale(0.96);

    transition:
        transform 0.7s cubic-bezier(0.16,1,0.3,1),
        opacity 0.4s ease;
}

.contact-success-modal.is-active .contact-success-modal__panel {
    transform:
        translateY(0)
        scale(1);
}
.contact-success-modal__panel::before {
    animation: successGlow 10s linear infinite;
}

@keyframes successGlow {
    0% {
        transform: rotate(0deg) scale(1);
    }

    50% {
        transform: rotate(6deg) scale(1.08);
    }

    100% {
        transform: rotate(0deg) scale(1);
    }
}
/* ========================================
RESPONSIVE
======================================== */

@media (max-width: 1024px) {

    .contact-main-inner {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .contact-side {
        position: relative;
        top: auto;
    }

}

@media (max-width: 768px) {

    .contact-hero {
        min-height: auto;

        padding:
            8rem 8%
            4rem;
    }

    .contact-main {
        padding:
            2rem 8%
            8rem;
    }

    .contact-form-card {
        padding: 2rem;
        border-radius: 2rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-card__head {
        flex-direction: column;
    }

    .contact-inline-cta {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-inline-cta__btn {
        width: 100%;
    }

    .contact-form-footer {
        flex-direction: column;
        align-items: stretch;
    }
.contact-submit-btn {
    width: 100%;
    min-width: auto;

    justify-content: space-between;
    gap: 1rem;

    padding: 1rem 1.1rem 1rem 1.4rem;
}

.contact-submit-btn .cta-content {
    flex: 1;
    align-items: flex-start;
}

.contact-submit-btn .cta-label {
    font-size: 0.62rem;
    letter-spacing: 0.18em;
}

.contact-submit-btn .cta-text {
    font-size: 0.95rem;
}

.contact-submit-btn .cta-icon {
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
}

}