@charset "utf-8";

/* ============================================
   텔레그램 기기 관리 가이드
   접두사: tg-dvc- (기존 사이트 오염 방지)
   CSS 변수 접두사: --tgdv-
   컬러 톤: 스틸 블루(Steel Blue) + 크림슨 레드(Crimson Red)
============================================ */

:root {
    --tgdv-steel: #3b82f6;
    --tgdv-steel-dark: #2563eb;
    --tgdv-steel-deep: #1e3a8a;
    --tgdv-steel-light: #eff6ff;
    --tgdv-steel-border: #93c5fd;
    --tgdv-crimson: #ef4444;
    --tgdv-crimson-dark: #dc2626;
    --tgdv-crimson-light: #fef2f2;
    --tgdv-crimson-border: #fca5a5;
    --tgdv-slate-900: #0f172a;
    --tgdv-slate-700: #334155;
    --tgdv-slate-500: #64748b;
    --tgdv-slate-300: #cbd5e1;
    --tgdv-slate-200: #e2e8f0;
    --tgdv-slate-100: #f1f5f9;
    --tgdv-bg: #f0f4ff;
    --tgdv-white: #ffffff;
    --tgdv-green: #22c55e;
    --tgdv-green-light: #f0fdf4;
    --tgdv-amber: #f59e0b;
    --tgdv-radius: 14px;
}

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

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

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

.tg-dvc-wrapper mark {
    background: linear-gradient(120deg, var(--tgdv-steel-light) 0%, #93c5fd50 100%);
    color: var(--tgdv-steel-deep);
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}

/* ─── 히어로 ─── */
.tg-dvc-hero {
    background: linear-gradient(145deg, #0f172a 0%, #1e3a8a 30%, #3b82f6 60%, #ef4444 100%);
    color: var(--tgdv-white);
    padding: 60px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.tg-dvc-hero::before {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    border: 60px solid rgba(59, 130, 246, 0.06);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.tg-dvc-hero::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    border: 40px solid rgba(239, 68, 68, 0.05);
    border-radius: 50%;
    bottom: -60px;
    left: -50px;
}

.tg-dvc-hero__floating {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
}

.tg-dvc-hero__float-icon {
    position: absolute;
    font-size: 28px;
    opacity: 0.12;
    animation: tg-dvc-float 6s ease-in-out infinite;
}

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

.tg-dvc-hero__float-icon--1 {
    top: 14%;
    left: 8%;
    animation-delay: 0s;
    font-size: 30px;
}

.tg-dvc-hero__float-icon--2 {
    top: 22%;
    right: 10%;
    animation-delay: 1s;
    font-size: 26px;
}

.tg-dvc-hero__float-icon--3 {
    bottom: 20%;
    left: 12%;
    animation-delay: 2s;
}

.tg-dvc-hero__float-icon--4 {
    bottom: 14%;
    right: 9%;
    animation-delay: 3s;
    font-size: 22px;
}

.tg-dvc-hero__float-icon--5 {
    top: 50%;
    left: 5%;
    animation-delay: 4s;
    font-size: 24px;
}

.tg-dvc-hero__float-icon--6 {
    top: 10%;
    right: 26%;
    animation-delay: 5s;
    font-size: 20px;
}

@keyframes tg-dvc-float {

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

    50% {
        transform: translateY(-12px) rotate(6deg);
    }
}

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

.tg-dvc-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(59, 130, 246, 0.2);
    color: var(--tgdv-steel-border);
    font-size: 14px;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 22px;
    border: 1px solid rgba(147, 197, 253, 0.3);
    backdrop-filter: blur(4px);
}

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

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

.tg-dvc-hero__desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.50);
    max-width: 620px;
    margin: 0 auto;
}

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

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

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

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

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

.tg-dvc-section--accent {
    background: linear-gradient(135deg, var(--tgdv-steel-light) 0%, #93c5fd15 100%);
    border-color: var(--tgdv-steel-border);
}

.tg-dvc-section--info {
    background: linear-gradient(135deg, var(--tgdv-steel-light) 0%, var(--tgdv-crimson-light) 100%);
    border-color: var(--tgdv-steel-border);
}

.tg-dvc-section--demo {
    background: linear-gradient(135deg, var(--tgdv-slate-100) 0%, var(--tgdv-steel-light) 50%, var(--tgdv-crimson-light) 100%);
    border-color: var(--tgdv-steel-border);
}

.tg-dvc-section--dark {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    border-color: var(--tgdv-steel-deep);
    color: var(--tgdv-slate-300);
}

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

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

.tg-dvc-section__num--accent {
    color: var(--tgdv-steel-deep);
    opacity: 0.12;
}

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

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

.tg-dvc-section__title i {
    margin-right: 6px;
}

.tg-dvc-section__title--light {
    color: var(--tgdv-white);
}

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

.tg-dvc-section__note {
    font-size: 13px;
    color: var(--tgdv-slate-500);
    margin-top: 14px;
    line-height: 1.6;
}

/* 경로 카드 */
.tg-dvc-path-card {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-radius: 12px;
    background-color: var(--tgdv-white);
    border: 2px solid var(--tgdv-steel-border);
}

.tg-dvc-path-card__step {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 700;
    color: var(--tgdv-slate-700);
}

.tg-dvc-path-card__step--active {
    color: var(--tgdv-steel);
    font-weight: 800;
}

.tg-dvc-path-card__step i {
    font-size: 16px;
}

.tg-dvc-path-card__arrow {
    font-size: 10px;
    color: var(--tgdv-slate-300);
}

/* ─── 스텝 ─── */
.tg-dvc-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.tg-dvc-step {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px;
    background-color: var(--tgdv-white);
    border: 1px solid var(--tgdv-slate-200);
    border-radius: 12px;
    transition: transform 0.25s ease;
}

.tg-dvc-step:hover {
    transform: translateX(4px);
}

.tg-dvc-step--highlight {
    border-color: var(--tgdv-steel-border);
    background-color: var(--tgdv-steel-light);
}

.tg-dvc-step__icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--tgdv-steel) 0%, var(--tgdv-steel-dark) 100%);
    color: var(--tgdv-white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.tg-dvc-step__icon--key {
    background: linear-gradient(135deg, var(--tgdv-steel) 0%, var(--tgdv-crimson) 100%);
    width: 46px;
    height: 46px;
    font-size: 20px;
    box-shadow: 0 0 18px rgba(59, 130, 246, 0.25);
}

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

.tg-dvc-step__num {
    font-size: 10px;
    font-weight: 800;
    color: var(--tgdv-steel);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 2px;
}

.tg-dvc-step__num--key {
    color: var(--tgdv-crimson);
    font-size: 11px;
}

.tg-dvc-step__title {
    font-size: 15px;
    font-weight: 800;
    color: var(--tgdv-slate-900);
    margin-bottom: 2px;
}

.tg-dvc-step__text {
    font-size: 13px;
    line-height: 1.6;
}

/* 팁 박스 */
.tg-dvc-tip-box {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 10px;
    background-color: #fffbeb;
    border: 1px solid #fcd34d;
}

.tg-dvc-tip-box__icon {
    font-size: 18px;
    color: var(--tgdv-amber);
    flex-shrink: 0;
    padding-top: 2px;
}

.tg-dvc-tip-box__body {
    font-size: 13px;
    line-height: 1.6;
}

/* ─── 데모: 기기 관리 시뮬레이션 ─── */
.tg-dvc-demo {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

.tg-dvc-demo__device-list {
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid var(--tgdv-steel-border);
    background-color: var(--tgdv-white);
}

.tg-dvc-demo__device-header {
    padding: 10px 16px;
    background: linear-gradient(135deg, var(--tgdv-steel-deep) 0%, var(--tgdv-steel-dark) 100%);
    color: var(--tgdv-white);
    font-size: 13px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 6px;
}

.tg-dvc-demo__device-count {
    margin-left: auto;
    font-size: 11px;
    color: var(--tgdv-steel-border);
}

.tg-dvc-demo__devices {
    padding: 8px;
}

/* 기기 아이템 */
.tg-dvc-demo__device {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 4px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.tg-dvc-demo__device:last-child {
    margin-bottom: 0;
}

.tg-dvc-demo__device:hover {
    background-color: var(--tgdv-steel-light);
    border-color: var(--tgdv-steel-border);
}

.tg-dvc-demo__device--current {
    background-color: var(--tgdv-green-light);
    border-color: #86efac;
}

.tg-dvc-demo__device-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.tg-dvc-demo__device-icon--phone {
    background-color: var(--tgdv-steel-light);
    color: var(--tgdv-steel);
}

.tg-dvc-demo__device-icon--desktop {
    background-color: #fef3c7;
    color: var(--tgdv-amber);
}

.tg-dvc-demo__device-icon--web {
    background-color: var(--tgdv-crimson-light);
    color: var(--tgdv-crimson);
}

.tg-dvc-demo__device-icon--current {
    background-color: var(--tgdv-green-light);
    color: var(--tgdv-green);
}

.tg-dvc-demo__device-info {
    flex: 1;
    min-width: 0;
}

.tg-dvc-demo__device-name {
    font-size: 13px;
    font-weight: 800;
    color: var(--tgdv-slate-900);
}

.tg-dvc-demo__device-meta {
    font-size: 11px;
    color: var(--tgdv-slate-500);
}

.tg-dvc-demo__device-tag {
    font-size: 9px;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 100px;
    flex-shrink: 0;
}

.tg-dvc-demo__device-tag--current {
    background-color: var(--tgdv-green);
    color: var(--tgdv-white);
}

.tg-dvc-demo__device-tag--online {
    background-color: var(--tgdv-steel);
    color: var(--tgdv-white);
}

.tg-dvc-demo__device-terminate {
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    border: 1px solid var(--tgdv-crimson-border);
    background-color: var(--tgdv-crimson-light);
    color: var(--tgdv-crimson);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.tg-dvc-demo__device-terminate:hover {
    background-color: var(--tgdv-crimson);
    color: var(--tgdv-white);
    border-color: var(--tgdv-crimson);
}

/* 애니메이션: 기기 제거 */
.tg-dvc-demo__device--removing {
    opacity: 0;
    transform: translateX(40px);
    max-height: 0;
    padding: 0 12px;
    margin-bottom: 0;
    overflow: hidden;
    transition: all 0.4s ease;
}

/* 사이드 패널 */
.tg-dvc-demo__side {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tg-dvc-demo__auto-logout {
    padding: 16px;
    border-radius: 12px;
    background-color: var(--tgdv-white);
    border: 1px solid var(--tgdv-steel-border);
}

.tg-dvc-demo__auto-title {
    font-size: 13px;
    font-weight: 800;
    color: var(--tgdv-slate-900);
    margin-bottom: 10px;
}

.tg-dvc-demo__auto-title i {
    color: var(--tgdv-steel);
    margin-right: 4px;
}

.tg-dvc-demo__auto-options {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tg-dvc-demo__auto-btn {
    padding: 5px 12px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 700;
    border: 1px solid var(--tgdv-slate-200);
    background-color: var(--tgdv-white);
    color: var(--tgdv-slate-500);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
}

.tg-dvc-demo__auto-btn:hover {
    border-color: var(--tgdv-steel-border);
    background-color: var(--tgdv-steel-light);
}

.tg-dvc-demo__auto-btn--active {
    background-color: var(--tgdv-steel);
    color: var(--tgdv-white);
    border-color: var(--tgdv-steel);
}

.tg-dvc-demo__terminateall-btn {
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    border: 1px solid var(--tgdv-crimson-border);
    background-color: var(--tgdv-crimson-light);
    color: var(--tgdv-crimson);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tg-dvc-demo__terminateall-btn:hover {
    background-color: var(--tgdv-crimson);
    color: var(--tgdv-white);
}

.tg-dvc-demo__reset-btn {
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 700;
    border: 1px solid var(--tgdv-slate-200);
    background-color: var(--tgdv-white);
    color: var(--tgdv-slate-500);
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tg-dvc-demo__reset-btn:hover {
    background-color: var(--tgdv-slate-100);
}

/* ─── 기능 카드 ─── */
.tg-dvc-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tg-dvc-feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px;
    background-color: var(--tgdv-white);
    border: 1px solid var(--tgdv-steel-border);
    border-radius: 12px;
    transition: transform 0.25s ease;
}

.tg-dvc-feature:hover {
    transform: translateX(4px);
}

.tg-dvc-feature__icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--tgdv-steel) 0%, var(--tgdv-steel-dark) 100%);
    color: var(--tgdv-white);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.tg-dvc-feature__icon--danger {
    background: linear-gradient(135deg, var(--tgdv-crimson) 0%, var(--tgdv-crimson-dark) 100%);
}

.tg-dvc-feature__body {
    flex: 1;
}

.tg-dvc-feature__title {
    font-size: 15px;
    font-weight: 800;
    color: var(--tgdv-slate-900);
    margin-bottom: 2px;
}

.tg-dvc-feature__desc {
    font-size: 13px;
    line-height: 1.6;
}

/* ─── 자동 로그아웃 카드 ─── */
.tg-dvc-auto-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.tg-dvc-auto-card {
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    background-color: var(--tgdv-steel-light);
    border: 1px solid var(--tgdv-steel-border);
    position: relative;
}

.tg-dvc-auto-card--recommended {
    border-color: var(--tgdv-steel);
    border-width: 2px;
    background: linear-gradient(135deg, var(--tgdv-steel-light), var(--tgdv-green-light));
}

.tg-dvc-auto-card__badge {
    position: absolute;
    top: -10px;
    right: 16px;
    padding: 3px 12px;
    border-radius: 100px;
    font-size: 10px;
    font-weight: 800;
    background-color: var(--tgdv-green);
    color: var(--tgdv-white);
}

.tg-dvc-auto-card__period {
    font-size: 18px;
    font-weight: 900;
    color: var(--tgdv-slate-900);
    margin-bottom: 4px;
}

.tg-dvc-auto-card__desc {
    font-size: 12px;
    color: var(--tgdv-slate-500);
}

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

.tg-dvc-tip {
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(147, 197, 253, 0.08);
    padding: 22px;
    border-radius: 10px;
    position: relative;
}

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

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

.tg-dvc-tip__title i {
    color: var(--tgdv-steel-border);
    margin-right: 4px;
}

.tg-dvc-tip__text {
    font-size: 14px;
    color: var(--tgdv-slate-300);
    line-height: 1.7;
}

.tg-dvc-tip__text strong {
    color: var(--tgdv-white);
}

/* ─── 결론 ─── */
.tg-dvc-summary {
    background: linear-gradient(145deg, #0f172a 0%, #1e3a8a 30%, #3b82f6 65%, #ef4444 100%);
    color: var(--tgdv-white);
    padding: 44px 28px;
    border-radius: var(--tgdv-radius);
    text-align: center;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.5);
}

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

.tg-dvc-summary__body p {
    font-size: 16px;
    margin-bottom: 14px;
    color: var(--tgdv-steel-border);
}

.tg-dvc-summary strong {
    color: var(--tgdv-white);
}

.tg-dvc-summary__highlights {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 24px 0;
}

.tg-dvc-summary__highlight {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 16px 12px;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(147, 197, 253, 0.1);
    border-radius: 10px;
}

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

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

.tg-dvc-summary__highlight span {
    font-size: 11px;
    color: var(--tgdv-steel-border);
    text-align: center;
}

.tg-dvc-summary__checklist {
    list-style: none;
    display: inline-block;
    text-align: left;
    background-color: rgba(255, 255, 255, 0.04);
    padding: 24px 32px;
    border-radius: 12px;
    margin: 0 0 24px;
}

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

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

.tg-dvc-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(--tgdv-steel-border);
}

.tg-dvc-summary__checklist strong {
    color: var(--tgdv-white);
}

.tg-dvc-summary__footer {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 14px;
    color: var(--tgdv-steel-border);
    line-height: 1.8;
}

.tg-dvc-summary__footer strong {
    color: var(--tgdv-white);
}

/* ============================================
   반응형
============================================ */
@media (min-width: 768px) {
    .tg-dvc-hero {
        padding: 80px 40px;
    }

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

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

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

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

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

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

    .tg-dvc-demo {
        grid-template-columns: 1fr 240px;
    }

    .tg-dvc-auto-cards {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

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

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