@charset "utf-8";

/* ============================================
   텔레그램 채팅 배경 이미지 가이드
   접두사: tg-bg- (기존 사이트 오염 방지)
   CSS 변수 접두사: --tgbg-
   컬러 톤: 코럴 핑크(Coral) + 인디고(Indigo) + 슬레이트
============================================ */

:root {
    --tgbg-coral: #f97316;
    --tgbg-coral-dark: #ea580c;
    --tgbg-coral-light: #fff7ed;
    --tgbg-coral-border: #fdba74;
    --tgbg-indigo: #6366f1;
    --tgbg-indigo-dark: #4f46e5;
    --tgbg-indigo-light: #eef2ff;
    --tgbg-indigo-border: #a5b4fc;
    --tgbg-slate-900: #0f172a;
    --tgbg-slate-700: #334155;
    --tgbg-slate-500: #64748b;
    --tgbg-slate-300: #cbd5e1;
    --tgbg-slate-200: #e2e8f0;
    --tgbg-slate-100: #f1f5f9;
    --tgbg-bg: #faf8f6;
    --tgbg-white: #ffffff;
    --tgbg-radius: 14px;
}

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

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

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

.tg-bg-wrapper mark {
    background: linear-gradient(120deg, var(--tgbg-coral-light) 0%, #fed7aa 100%);
    color: #9a3412;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}

/* ─── 히어로 헤더 ─── */
.tg-bg-hero {
    background: linear-gradient(145deg, #1e1b4b 0%, #312e81 30%, #6366f1 65%, #a78bfa 100%);
    color: var(--tgbg-white);
    padding: 60px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.tg-bg-hero::before {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border: 60px solid rgba(99, 102, 241, 0.06);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.tg-bg-hero::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    border: 40px solid rgba(165, 180, 252, 0.04);
    border-radius: 50%;
    bottom: -60px;
    left: -50px;
}

/* 플로팅 아이콘 장식 */
.tg-bg-hero__floating {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.tg-bg-hero__float-icon {
    position: absolute;
    font-size: 28px;
    opacity: 0.18;
    animation: tg-bg-float 6s ease-in-out infinite;
}

.tg-bg-hero__float-icon i {
    color: rgba(255, 255, 255, 0.9);
}

.tg-bg-hero__float-icon--1 {
    top: 14%;
    left: 8%;
    animation-delay: 0s;
}

.tg-bg-hero__float-icon--2 {
    top: 20%;
    right: 12%;
    animation-delay: 1s;
    font-size: 24px;
}

.tg-bg-hero__float-icon--3 {
    bottom: 22%;
    left: 15%;
    animation-delay: 2s;
}

.tg-bg-hero__float-icon--4 {
    bottom: 16%;
    right: 8%;
    animation-delay: 3s;
    font-size: 22px;
}

.tg-bg-hero__float-icon--5 {
    top: 55%;
    left: 4%;
    animation-delay: 4s;
    font-size: 20px;
}

.tg-bg-hero__float-icon--6 {
    top: 10%;
    right: 30%;
    animation-delay: 5s;
    font-size: 18px;
}

@keyframes tg-bg-float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-12px) rotate(8deg);
    }
}

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

.tg-bg-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(99, 102, 241, 0.15);
    color: var(--tgbg-indigo-border);
    font-size: 14px;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 22px;
    border: 1px solid rgba(165, 180, 252, 0.15);
    backdrop-filter: blur(4px);
}

.tg-bg-hero__badge i {
    font-size: 16px;
}

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

.tg-bg-hero__desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
    max-width: 620px;
    margin: 0 auto;
}

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

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

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

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

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

.tg-bg-section--accent {
    background: linear-gradient(135deg, var(--tgbg-coral-light) 0%, #fed7aa40 100%);
    border-color: var(--tgbg-coral-border);
}

.tg-bg-section--dark {
    background: linear-gradient(135deg, var(--tgbg-slate-900) 0%, #1e293b 100%);
    border-color: var(--tgbg-slate-700);
    color: var(--tgbg-slate-300);
}

.tg-bg-section--demo {
    background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 50%, #c7d2fe 100%);
    border-color: var(--tgbg-indigo-border);
}

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

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

.tg-bg-section__num--accent {
    color: var(--tgbg-coral);
    opacity: 0.25;
}

.tg-bg-section__tip-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--tgbg-coral) 0%, #fb923c 100%);
    color: var(--tgbg-white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

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

.tg-bg-section__title--light {
    color: var(--tgbg-white);
}

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

.tg-bg-section__desc--light {
    color: var(--tgbg-slate-300);
}

/* ─── 플랫폼 카드 ─── */
.tg-bg-platform-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.tg-bg-platform-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background-color: var(--tgbg-white);
    border: 1px solid var(--tgbg-coral-border);
    border-radius: 12px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.tg-bg-platform-card:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.1);
}

.tg-bg-platform-card__icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.tg-bg-platform-card--android .tg-bg-platform-card__icon {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    color: #16a34a;
    border: 1px solid #86efac;
}

.tg-bg-platform-card--ios .tg-bg-platform-card__icon {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: var(--tgbg-slate-700);
    border: 1px solid var(--tgbg-slate-300);
}

.tg-bg-platform-card__body {
    flex: 1;
}

.tg-bg-platform-card__title {
    font-size: 16px;
    font-weight: 800;
    color: var(--tgbg-slate-900);
    margin-bottom: 6px;
}

.tg-bg-platform-card__path {
    font-size: 14px;
    line-height: 1.6;
    color: var(--tgbg-slate-500);
}

.tg-bg-platform-card__path i {
    font-size: 10px;
    color: var(--tgbg-coral-border);
    margin: 0 4px;
}

.tg-bg-platform-card__path strong {
    color: var(--tgbg-coral-dark);
}

/* ─── 콜아웃(팁) ─── */
.tg-bg-callout {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 20px;
    background-color: var(--tgbg-white);
    border: 1px solid var(--tgbg-indigo-border);
    border-radius: 10px;
}

.tg-bg-callout__icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--tgbg-indigo) 0%, #818cf8 100%);
    color: var(--tgbg-white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.tg-bg-callout__text {
    font-size: 14px;
    line-height: 1.65;
}

/* ─── 5단계 스텝 카드 ─── */
.tg-bg-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tg-bg-step {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background-color: var(--tgbg-white);
    border: 1px solid var(--tgbg-slate-200);
    border-radius: 12px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.tg-bg-step:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.1);
}

.tg-bg-step__icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--tgbg-indigo) 0%, var(--tgbg-indigo-dark) 100%);
    color: var(--tgbg-white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.tg-bg-step__body {
    flex: 1;
}

.tg-bg-step__num {
    font-size: 11px;
    font-weight: 800;
    color: var(--tgbg-indigo);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.tg-bg-step__title {
    font-size: 16px;
    font-weight: 800;
    color: var(--tgbg-slate-900);
    margin-bottom: 4px;
}

.tg-bg-step__text {
    font-size: 14px;
    line-height: 1.6;
}

/* ─── 배경 미리보기 데모 ─── */
.tg-bg-preview-demo {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* 테마 선택 버튼 */
.tg-bg-preview-demo__themes {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.tg-bg-theme-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    border: 2px solid transparent;
    border-radius: 12px;
    background-color: var(--tgbg-white);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.tg-bg-theme-btn:hover {
    border-color: var(--tgbg-indigo-border);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.12);
}

.tg-bg-theme-btn--active {
    border-color: var(--tgbg-indigo);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.tg-bg-theme-btn__swatch {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.tg-bg-theme-btn__swatch--sky {
    background: linear-gradient(135deg, #7dd3fc 0%, #38bdf8 50%, #0ea5e9 100%);
}

.tg-bg-theme-btn__swatch--sunset {
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 50%, #ef4444 100%);
}

.tg-bg-theme-btn__swatch--forest {
    background: linear-gradient(135deg, #86efac 0%, #22c55e 50%, #15803d 100%);
}

.tg-bg-theme-btn__swatch--navy {
    background: linear-gradient(135deg, #334155 0%, #1e293b 50%, #0f172a 100%);
}

.tg-bg-theme-btn__swatch--cream {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 50%, #fcd34d 100%);
}

.tg-bg-theme-btn__swatch--dots {
    background-color: #e2e8f0;
    background-image: radial-gradient(circle, #94a3b8 1px, transparent 1px);
    background-size: 8px 8px;
}

.tg-bg-theme-btn__label {
    font-size: 11px;
    font-weight: 700;
    color: var(--tgbg-slate-500);
}

/* 블러 토글 */
.tg-bg-preview-demo__controls {
    display: flex;
    justify-content: center;
}

.tg-bg-blur-toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.tg-bg-blur-toggle__input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.tg-bg-blur-toggle__slider {
    width: 44px;
    height: 24px;
    background-color: var(--tgbg-slate-300);
    border-radius: 12px;
    position: relative;
    transition: background-color 0.25s ease;
    flex-shrink: 0;
}

.tg-bg-blur-toggle__slider::before {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--tgbg-white);
    top: 3px;
    left: 3px;
    transition: transform 0.25s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.tg-bg-blur-toggle__input:checked+.tg-bg-blur-toggle__slider {
    background-color: var(--tgbg-indigo);
}

.tg-bg-blur-toggle__input:checked+.tg-bg-blur-toggle__slider::before {
    transform: translateX(20px);
}

.tg-bg-blur-toggle__label {
    font-size: 13px;
    font-weight: 600;
    color: var(--tgbg-slate-500);
}

.tg-bg-blur-toggle__label i {
    color: var(--tgbg-indigo);
    margin-right: 4px;
}

/* 채팅 미리보기 패널 */
.tg-bg-preview-chat {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--tgbg-slate-200);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    min-height: 340px;
    transition: all 0.4s ease;
}

.tg-bg-preview-chat__header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background-color: var(--tgbg-indigo);
    color: var(--tgbg-white);
    font-size: 14px;
}

.tg-bg-preview-chat__header-info {
    flex: 1;
}

.tg-bg-preview-chat__header-name {
    display: block;
    font-weight: 800;
    font-size: 14px;
}

.tg-bg-preview-chat__header-status {
    display: block;
    font-size: 11px;
    opacity: 0.7;
}

.tg-bg-preview-chat__body {
    flex: 1;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    /* 기본 배경: JS에서 동적으로 변경 */
    background: linear-gradient(135deg, #7dd3fc 0%, #38bdf8 50%, #0ea5e9 100%);
    transition: background 0.4s ease;
    overflow: hidden;
    position: relative;
}

/* 블러 효과 클래스 - 블러 활성화 시 기본 스타일 */
.tg-bg-preview-chat__body--blur {
    isolation: isolate;
}

.tg-bg-preview-chat__body--blur::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    background-color: rgba(255, 255, 255, 0.2);
    z-index: 1;
    pointer-events: none;
}

.tg-bg-preview-chat__body--blur .tg-bg-preview-chat__bubble {
    position: relative;
    z-index: 2;
}

/* 채팅 버블 */
.tg-bg-preview-chat__bubble {
    max-width: 75%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 13px;
    line-height: 1.55;
    position: relative;
    animation: tg-bg-bubble-in 0.3s ease;
}

@keyframes tg-bg-bubble-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tg-bg-preview-chat__bubble--recv {
    background-color: var(--tgbg-white);
    color: var(--tgbg-slate-900);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.tg-bg-preview-chat__bubble--sent {
    background-color: #c7d2fe;
    color: var(--tgbg-slate-900);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.tg-bg-preview-chat__sender {
    display: block;
    font-size: 11px;
    font-weight: 800;
    color: var(--tgbg-indigo);
    margin-bottom: 2px;
}

.tg-bg-preview-chat__time {
    display: block;
    font-size: 10px;
    color: var(--tgbg-slate-500);
    text-align: right;
    margin-top: 4px;
}

.tg-bg-preview-chat__bubble--sent .tg-bg-preview-chat__time {
    color: var(--tgbg-indigo-dark);
    opacity: 0.6;
}

.tg-bg-preview-chat__bubble--sent i {
    font-size: 10px;
    color: var(--tgbg-indigo);
    margin-right: 2px;
}

.tg-bg-preview-chat__input {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background-color: var(--tgbg-white);
    border-top: 1px solid var(--tgbg-slate-200);
    font-size: 13px;
    color: var(--tgbg-slate-300);
}

.tg-bg-preview-chat__input i {
    color: var(--tgbg-slate-300);
    font-size: 16px;
}

.tg-bg-preview-chat__input-text {
    flex: 1;
    color: var(--tgbg-slate-300);
}

/* ─── 직장인 팁 ─── */
.tg-bg-tips {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

.tg-bg-tip {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(165, 180, 252, 0.12);
    padding: 22px;
    border-radius: 10px;
    position: relative;
}

.tg-bg-tip__number {
    position: absolute;
    top: -10px;
    left: 18px;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--tgbg-coral) 0%, #fb923c 100%);
    color: var(--tgbg-white);
    font-weight: 900;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.tg-bg-tip__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--tgbg-white);
    margin-bottom: 8px;
    padding-top: 6px;
}

.tg-bg-tip__title i {
    color: var(--tgbg-indigo-border);
    margin-right: 4px;
}

.tg-bg-tip__text {
    font-size: 14px;
    color: var(--tgbg-slate-300);
}

.tg-bg-tip__text strong {
    color: var(--tgbg-white);
}

/* ─── 결론 및 요약 ─── */
.tg-bg-summary {
    background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, var(--tgbg-indigo-dark) 100%);
    color: var(--tgbg-white);
    padding: 44px 28px;
    border-radius: var(--tgbg-radius);
    text-align: center;
    box-shadow: 0 10px 30px rgba(30, 27, 75, 0.4);
}

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

.tg-bg-summary__body p {
    font-size: 16px;
    margin-bottom: 14px;
    color: var(--tgbg-indigo-border);
}

.tg-bg-summary strong {
    color: var(--tgbg-white);
}

/* 하이라이트 3열 */
.tg-bg-summary__highlights {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 24px 0;
}

.tg-bg-summary__highlight {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 16px 12px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(165, 180, 252, 0.12);
    border-radius: 10px;
}

.tg-bg-summary__highlight-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--tgbg-indigo) 0%, #818cf8 100%);
    color: var(--tgbg-white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.tg-bg-summary__highlight strong {
    font-size: 13px;
    color: var(--tgbg-white);
}

.tg-bg-summary__highlight span {
    font-size: 11px;
    color: var(--tgbg-indigo-border);
    text-align: center;
}

/* 체크리스트 */
.tg-bg-summary__checklist {
    list-style: none;
    display: inline-block;
    text-align: left;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 24px 32px;
    border-radius: 12px;
    margin: 0 0 24px;
}

.tg-bg-summary__checklist li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 10px;
    font-size: 15px;
    color: #c7d2fe;
}

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

.tg-bg-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(--tgbg-indigo-border);
}

.tg-bg-summary__checklist strong {
    color: var(--tgbg-white);
}

.tg-bg-summary__footer {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 14px;
    color: var(--tgbg-indigo-border);
    line-height: 1.8;
}

.tg-bg-summary__footer strong {
    color: var(--tgbg-white);
}

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

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

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

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

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

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

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

    .tg-bg-platform-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .tg-bg-tips {
        grid-template-columns: repeat(2, 1fr);
    }

    .tg-bg-summary__highlights {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

/* ============================================
   스크롤 등장 애니메이션 (JS 연동)
============================================ */
.tg-bg-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-bg-motion.is-visible {
    opacity: 1;
    transform: translateY(0);
}