@charset "utf-8";

/* ============================================
   텔레그램 프리미엄 가이드
   접두사: tg-prem- (기존 사이트 오염 방지)
   컬러 톤: 바이올렛(Violet) + 골드 액센트
============================================ */

:root {
    --tgp-violet: #7c3aed;
    --tgp-violet-dark: #6d28d9;
    --tgp-violet-deep: #4c1d95;
    --tgp-violet-light: #ede9fe;
    --tgp-violet-border: #c4b5fd;
    --tgp-gold: #d97706;
    --tgp-gold-light: #fffbeb;
    --tgp-gold-border: #fcd34d;
    --tgp-slate-900: #0f172a;
    --tgp-slate-700: #334155;
    --tgp-slate-500: #64748b;
    --tgp-slate-200: #e2e8f0;
    --tgp-slate-100: #f1f5f9;
    --tgp-bg: #faf8ff;
    --tgp-white: #ffffff;
    --tgp-green: #059669;
    --tgp-radius: 14px;
}

/* ─── 래퍼 ─── */
.tg-prem-wrapper {
    max-width: 1100px;
    margin: 0 auto;
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    color: var(--tgp-slate-500);
    background-color: var(--tgp-bg);
    box-sizing: border-box;
    line-height: 1.7;
    overflow: hidden;
    padding-bottom: 60px;
}

.tg-prem-wrapper *,
.tg-prem-wrapper *::before,
.tg-prem-wrapper *::after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

.tg-prem-wrapper strong {
    font-weight: 700;
    color: var(--tgp-slate-900);
}

.tg-prem-wrapper mark {
    background: linear-gradient(120deg, var(--tgp-violet-light) 0%, #ddd6fe 100%);
    color: var(--tgp-violet-deep);
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}

/* ─── 히어로 헤더 ─── */
.tg-prem-hero {
    background: linear-gradient(145deg, #1e1b4b 0%, #4c1d95 35%, #7c3aed 70%, #a78bfa 100%);
    color: var(--tgp-white);
    padding: 60px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.tg-prem-hero::before {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border: 60px solid rgba(124, 58, 237, 0.1);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.tg-prem-hero::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    border: 40px solid rgba(217, 119, 6, 0.06);
    border-radius: 50%;
    bottom: -60px;
    left: -50px;
}

.tg-prem-hero__inner {
    position: relative;
    z-index: 1;
}

.tg-prem-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(217, 119, 6, 0.3) 0%, rgba(245, 158, 11, 0.15) 100%);
    color: var(--tgp-gold-border);
    font-size: 14px;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 22px;
    border: 1px solid rgba(252, 211, 77, 0.25);
    backdrop-filter: blur(4px);
}

.tg-prem-hero__badge i {
    font-size: 16px;
    color: var(--tgp-gold-border);
}

.tg-prem-hero__title {
    font-size: 28px;
    font-weight: 900;
    line-height: 1.35;
    margin-bottom: 18px;
    color: var(--tgp-white);
}

.tg-prem-hero__desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
}

/* ─── 메인 ─── */
.tg-prem-main {
    padding: 30px 20px 0;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* ─── 도입부 ─── */
.tg-prem-intro {
    background-color: var(--tgp-white);
    padding: 28px 24px;
    border-radius: var(--tgp-radius);
    border-left: 4px solid var(--tgp-violet);
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
}

.tg-prem-intro p {
    font-size: 16px;
    margin-bottom: 14px;
}

.tg-prem-intro p:last-child {
    margin-bottom: 0;
}

/* ─── 섹션 공통 ─── */
.tg-prem-section {
    background-color: var(--tgp-white);
    padding: 34px 24px;
    border-radius: var(--tgp-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    border: 1px solid var(--tgp-slate-200);
}

.tg-prem-section--tip {
    background-color: var(--tgp-gold-light);
    border-color: var(--tgp-gold-border);
}

.tg-prem-section__head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
}

.tg-prem-section__num {
    font-size: 38px;
    font-weight: 900;
    color: var(--tgp-violet);
    opacity: 0.2;
    line-height: 1;
    flex-shrink: 0;
}

.tg-prem-section__icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--tgp-gold) 0%, #f59e0b 100%);
    color: var(--tgp-white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.tg-prem-section__title {
    font-size: 20px;
    font-weight: 800;
    color: var(--tgp-slate-900);
    line-height: 1.35;
    padding-top: 6px;
}

.tg-prem-section__desc {
    font-size: 16px;
    margin-bottom: 24px;
}

/* ─── 하이라이트 카드 ─── */
.tg-prem-highlights {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.tg-prem-highlight {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background-color: var(--tgp-slate-100);
    padding: 20px;
    border-radius: 10px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tg-prem-highlight:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

.tg-prem-highlight__icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--tgp-violet) 0%, #a78bfa 100%);
    color: var(--tgp-white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.tg-prem-highlight__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--tgp-slate-900);
    margin-bottom: 4px;
}

.tg-prem-highlight__text {
    font-size: 14px;
}

/* ─── 비교 카드 (03) ─── */
.tg-prem-compare {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

.tg-prem-compare__item {
    background-color: var(--tgp-slate-100);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--tgp-slate-200);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tg-prem-compare__item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
}

.tg-prem-compare__icon {
    font-size: 28px;
    color: var(--tgp-violet);
    margin-bottom: 10px;
}

.tg-prem-compare__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--tgp-slate-900);
    margin-bottom: 12px;
}

.tg-prem-compare__values {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 10px;
}

.tg-prem-compare__free {
    font-size: 13px;
    color: var(--tgp-slate-500);
    background-color: var(--tgp-white);
    padding: 4px 12px;
    border-radius: 100px;
    border: 1px solid var(--tgp-slate-200);
}

.tg-prem-compare__arrow {
    font-size: 12px;
    color: var(--tgp-violet-border);
}

.tg-prem-compare__premium {
    font-size: 13px;
    color: var(--tgp-violet-deep);
    background: linear-gradient(135deg, var(--tgp-violet-light) 0%, #ddd6fe 100%);
    padding: 4px 12px;
    border-radius: 100px;
    border: 1px solid var(--tgp-violet-border);
}

.tg-prem-compare__premium strong {
    color: var(--tgp-violet-deep);
}

.tg-prem-compare__desc {
    font-size: 13px;
    color: var(--tgp-slate-500);
}

/* ─── 스텝 리스트 ─── */
.tg-prem-steps {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tg-prem-step {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background-color: var(--tgp-white);
    padding: 16px 18px;
    border-radius: 10px;
    border-left: 3px solid var(--tgp-gold-border);
}

.tg-prem-section--tip .tg-prem-step {
    border-left-color: var(--tgp-gold);
}

.tg-prem-step__marker {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--tgp-gold) 0%, #f59e0b 100%);
    color: var(--tgp-white);
    font-weight: 800;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-top: 1px;
}

.tg-prem-step__text {
    font-size: 15px;
    padding-top: 3px;
}

.tg-prem-step__text p {
    margin-bottom: 0;
}

/* ─── 키보드 키캡 ─── */
.tg-prem-kbd-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.tg-prem-kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 34px;
    padding: 0 10px;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 13px;
    font-weight: 800;
    color: var(--tgp-slate-700);
    background: linear-gradient(180deg, #ffffff 0%, #f0f0f0 100%);
    border: 1px solid #d1d5db;
    border-bottom: 3px solid #b0b3b8;
    border-radius: 6px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.tg-prem-kbd-plus {
    font-size: 14px;
    font-weight: 700;
    color: var(--tgp-slate-500);
}

.tg-prem-kbd-sep {
    font-size: 14px;
    color: var(--tgp-slate-500);
}

.tg-prem-kbd-label {
    font-size: 12px;
    font-weight: 600;
    color: #92400e;
    margin-left: 4px;
}

/* ─── 결론 및 요약 ─── */
.tg-prem-summary {
    background: linear-gradient(135deg, #1e1b4b 0%, var(--tgp-violet-deep) 50%, var(--tgp-violet-dark) 100%);
    color: var(--tgp-white);
    padding: 44px 28px;
    border-radius: var(--tgp-radius);
    text-align: center;
    box-shadow: 0 10px 30px rgba(76, 29, 149, 0.3);
}

.tg-prem-summary__title {
    font-size: 24px;
    font-weight: 800;
    color: var(--tgp-white);
    margin-bottom: 20px;
}

.tg-prem-summary__body p {
    font-size: 16px;
    margin-bottom: 14px;
    color: #c4b5fd;
}

.tg-prem-summary__body p:last-child {
    margin-bottom: 0;
}

.tg-prem-summary strong,
.tg-prem-summary__body strong {
    color: var(--tgp-white);
}

/* 체크리스트 */
.tg-prem-summary__checklist {
    list-style: none;
    display: inline-block;
    text-align: left;
    background-color: rgba(255, 255, 255, 0.07);
    padding: 24px 32px;
    border-radius: 12px;
    margin: 24px 0;
}

.tg-prem-summary__checklist li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 10px;
    font-size: 15px;
    color: #ddd6fe;
}

.tg-prem-summary__checklist li:last-child {
    margin-bottom: 0;
}

/* FontAwesome 체크마크 */
.tg-prem-summary__checklist li::before {
    content: "\f00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 2px;
    font-size: 13px;
    color: var(--tgp-gold-border);
}

.tg-prem-summary__checklist strong {
    color: var(--tgp-white);
}

.tg-prem-summary__footer {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: #a78bfa;
    line-height: 1.8;
}

.tg-prem-summary__footer strong {
    color: var(--tgp-white);
}

/* ============================================
   반응형 미디어 쿼리 (모바일 퍼스트)
============================================ */
@media (min-width: 768px) {
    .tg-prem-hero {
        padding: 80px 40px;
    }

    .tg-prem-hero__title {
        font-size: 38px;
    }

    .tg-prem-main {
        padding: 40px 36px 0;
        gap: 40px;
    }

    .tg-prem-intro {
        padding: 36px 32px;
    }

    .tg-prem-section {
        padding: 40px 36px;
    }

    .tg-prem-section__title {
        font-size: 24px;
    }

    .tg-prem-section__num {
        font-size: 44px;
    }

    /* 하이라이트 2열 */
    .tg-prem-highlights {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 비교 카드 3열 */
    .tg-prem-compare {
        grid-template-columns: repeat(3, 1fr);
    }

    .tg-prem-summary {
        padding: 56px 44px;
    }
}

@media (min-width: 1024px) {
    .tg-prem-hero__title {
        font-size: 44px;
    }

    .tg-prem-main {
        gap: 46px;
    }
}

/* ============================================
   스크롤 등장 애니메이션 (JS 연동)
============================================ */
.tg-prem-motion {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.tg-prem-motion.is-visible {
    opacity: 1;
    transform: translateY(0);
}