/* 푸터 숨김 */
.site-footer { display: none !important; }

/* =========================
   WRAP
========================= */
.svd-wrap {
    background: #1c1c20;
    min-height: 100vh;
    max-width: 640px;
    margin: 0 auto;
    padding-bottom: 120px;
}

/* =========================
   HEADER
========================= */
.svd-header {
    position: relative;
    overflow: hidden;
    margin-bottom: 0;
}

.svd-header__cover {
    width: 100%;
    height: 200px;
    background-size: cover;
    background-position: center;
    background-color: #2a2a30;
    position: relative;
}

.svd-header__cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(28, 28, 32, 0.1) 0%, rgba(28, 28, 32, 0.7) 100%);
}

.svd-header__cover--gradient {
    background: #2a2a30;
}

.svd-header__body {
    background: #1c1c20;
    padding: 28px 24px 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.svd-header__reward {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 40px;
    background: rgba(234, 84, 26, 0.15);
    border: 1px solid rgba(234, 84, 26, 0.3);
    color: #ea541a;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 14px;
}

.svd-header__title {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    line-height: 1.35;
    margin-bottom: 10px;
}

.svd-header__desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.65;
    margin-bottom: 18px;
}

.svd-header__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.svd-header__meta span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
}

/* =========================
   PROGRESS
========================= */
.svd-progress {
    background: #1c1c20;
    padding: 14px 24px;
    position: sticky;
    top: 70px;
    z-index: 80;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.svd-progress__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.svd-progress__label {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.55);
}

.svd-progress__pct {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
}

.svd-progress__bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
    overflow: hidden;
}

.svd-progress__fill {
    height: 100%;
    background: #ea541a;
    border-radius: 2px;
    transition: width 0.35s ease;
}

/* =========================
   MAIN / QUESTION
========================= */
.svd-main {
    padding: 32px 24px 20px;
}

.svd-question {
    display: none;
    flex-direction: column;
    gap: 0;
    animation: svdFadeIn 0.28s ease both;
}

.svd-question--active {
    display: flex;
}

@keyframes svdFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.svd-question__title {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    line-height: 1.55;
    margin-bottom: 8px;
}

.svd-question__required {
    color: #ea541a;
    font-style: normal;
    margin-left: 4px;
}

.svd-question__desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.6;
    margin-bottom: 20px;
}

.svd-question__error {
    font-size: 12px;
    color: #f87171;
    margin-top: 12px;
    min-height: 18px;
}

.svd-question--error .svd-question__title {
    color: #fca5a5;
}

/* =========================
   ANSWERS
========================= */
.svd-answers {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
}

/* 라디오/체크박스 옵션 카드 */
.svd-answer {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    cursor: pointer;
    transition: border-color 0.18s ease, background 0.18s ease;
    user-select: none;
}

.svd-answer:hover {
    border-color: rgba(234, 84, 26, 0.4);
    background: rgba(234, 84, 26, 0.05);
}

.svd-answer--selected {
    border-color: #ea541a;
    background: rgba(234, 84, 26, 0.08);
}

.svd-answer--selected .svd-answer__radio {
    border-color: #ea541a;
    background: #ea541a;
    box-shadow: 0 0 0 3px rgba(234, 84, 26, 0.2);
}

.svd-answer--selected .svd-answer__radio::after {
    opacity: 1;
}

/* 라디오 동그라미 */
.svd-answer__radio {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    position: relative;
    transition: border-color 0.18s, background 0.18s, box-shadow 0.18s;
}

.svd-answer__radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #fff;
    opacity: 0;
    transition: opacity 0.15s;
}

/* 체크박스 스타일 */
.svd-answer__radio--checkbox {
    border-radius: 5px;
}

.svd-answer__radio--checkbox::after {
    content: '';
    width: 9px;
    height: 5px;
    border-radius: 0;
    background: transparent;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: translate(-50%, -65%) rotate(-45deg);
}

.svd-answer__text {
    flex: 1;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.45;
    transition: color 0.15s;
}

.svd-answer--selected .svd-answer__text {
    color: #fff;
}

/* 텍스트/셀렉트 입력 */
.svd-text-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #fff;
    font-size: 15px;
    padding: 16px 18px;
    outline: none;
    resize: vertical;
    transition: border-color 0.18s;
    box-sizing: border-box;
    font-family: inherit;
}

.svd-text-input::placeholder {
    color: rgba(255, 255, 255, 0.22);
}

.svd-text-input:focus {
    border-color: rgba(234, 84, 26, 0.5);
    box-shadow: 0 0 0 3px rgba(234, 84, 26, 0.08);
}

.svd-text-input--textarea {
    min-height: 130px;
    line-height: 1.6;
}

.svd-text-input--select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.3)' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.svd-text-input--select option {
    background: #1c1c20;
    color: #fff;
}

/* =========================
   NAVIGATION (fixed bottom)
========================= */
.svd-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(28, 28, 32, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 14px 20px;
}

.svd-nav__inner {
    max-width: 640px;
    margin: 0 auto;
    display: flex;
    gap: 12px;
    align-items: center;
}

.svd-nav__cancel {
    display: inline-flex;
    align-items: center;
    padding: 14px 20px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: border-color 0.18s, color 0.18s;
    flex-shrink: 0;
}

.svd-nav__cancel:hover {
    border-color: rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 0.65);
}

.svd-nav__prev {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 14px 20px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: border-color 0.18s, color 0.18s;
    flex-shrink: 0;
}

.svd-nav__prev:hover {
    border-color: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
}

.svd-nav__next {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    background: #ea541a;
    border: none;
    border-radius: 12px;
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.18s;
}

.svd-nav__next:hover {
    background: #d4450e;
}

.svd-nav__next:disabled {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.3);
    cursor: not-allowed;
}

.svd-nav__next--submit {
    background: #10b981;
}

.svd-nav__next--submit:hover {
    background: #059669;
}

/* =========================
   DONE SCREEN
========================= */
.svd-done {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 72px 24px 48px;
    gap: 18px;
}

.svd-done--already {
    padding-top: 96px;
}

.svd-done__icon {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    border: 2px solid rgba(16, 185, 129, 0.25);
    color: #10b981;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 6px;
}

.svd-done__icon--check {
    background: rgba(16, 185, 129, 0.08);
    border-color: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.svd-done__title {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
}

.svd-done__msg {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.65;
    max-width: 320px;
}

.svd-done__info {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 14px;
    padding: 18px 22px;
    width: 100%;
    max-width: 340px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.svd-done__survey-title {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
}

.svd-done__meta {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
}

.svd-done__reward {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 14px;
    padding: 18px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 100%;
    max-width: 260px;
}

.svd-done__reward-label {
    font-size: 12px;
    color: rgba(16, 185, 129, 0.7);
    font-weight: 600;
}

.svd-done__reward-pts {
    font-size: 32px;
    font-weight: 900;
    color: #10b981;
    line-height: 1;
}

.svd-done__btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 13px 28px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.18s;
    margin-top: 4px;
}

.svd-done__btn--back {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

.svd-done__btn--back:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

/* =========================
   EMPTY
========================= */
.svd-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 60px 0;
    color: rgba(255, 255, 255, 0.3);
    font-size: 14px;
}

/* =========================
   반응형
========================= */
@media (max-width: 480px) {
    .svd-wrap {
        max-width: 100%;
    }

    .svd-header__cover {
        height: 160px;
    }

    .svd-header__body {
        padding: 22px 18px 24px;
    }

    .svd-header__title {
        font-size: 19px;
    }

    .svd-progress {
        padding: 12px 18px;
        top: 0;
    }

    .svd-main {
        padding: 24px 18px 20px;
    }

    .svd-question__title {
        font-size: 17px;
    }

    .svd-answer {
        padding: 14px 16px;
        gap: 12px;
    }

    .svd-answer__text {
        font-size: 14px;
    }

    .svd-nav {
        padding: 12px 16px;
    }

    .svd-done__title {
        font-size: 19px;
    }
}