/*
 * tips345/style.css  v1.0.0
 * 텔레그램 메시지 수정·파일 추가 가이드
 * 테마: 앰버/오렌지 + 딥 다크 (편집·업무생산성)
 * 그누보드5 완전 격리 | BEM | 모바일 퍼스트
 */

/* ─── 전체 리셋 ─── */
#tg-345-wrapper,
#tg-345-wrapper * {
    box-sizing: border-box; margin: 0; padding: 0; border: none;
    outline: none; text-decoration: none; list-style: none; background: none; font-style: normal;
}
#tg-345-wrapper h1, #tg-345-wrapper h2 { font-size: inherit; font-weight: inherit; color: inherit; line-height: 1.35; }
#tg-345-wrapper strong { font-weight: 700; color: inherit; }
#tg-345-wrapper p { margin-bottom: 14px !important; line-height: 1.85 !important; }
#tg-345-wrapper p:last-child { margin-bottom: 0 !important; }
#tg-345-wrapper button { cursor: pointer; }
#tg-345-wrapper a { color: inherit; }
#tg-345-wrapper ol, #tg-345-wrapper ul { list-style: none; }
#tg-345-wrapper em { font-style: italic; }

/* ─── 디자인 토큰 ─── */
#tg-345-wrapper {
    --amb-100: #fef3c7;
    --amb-200: #fde68a;
    --amb-300: #fcd34d;
    --amb-400: #fbbf24;
    --amb-500: #f59e0b;
    --amb-600: #d97706;
    --amb-700: #b45309;
    --amb-900: #451a03;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --blue-300: #93c5fd;
    --blue-400: #60a5fa;
    --blue-500: #3b82f6;
    --grn-400:  #4ade80;
    --grn-500:  #22c55e;
    --dk-base:  #0d0800;
    --dk-card:  #1a1200;
    --sl-50:    #f8fafc;
    --sl-100:   #f1f5f9;
    --sl-200:   #e2e8f0;
    --sl-400:   #94a3b8;
    --sl-500:   #64748b;
    --sl-700:   #334155;
    --sl-800:   #1e293b;
    --sl-900:   #0f172a;
    --text-main: #1e293b;
    --text-sub:  #475569;
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --shadow-sm:  0 4px 14px rgba(0,0,0,.06);
    --shadow-amb: 0 4px 20px rgba(245,158,11,.28);
    --fs-sm:   .9rem;
    --fs-base: 1rem;
    --fs-lg:   1.2rem;

    font-family: 'Pretendard', 'Noto Sans KR', sans-serif;
    font-size: var(--fs-base); color: var(--text-main); line-height: 1.7;
    max-width: 1100px; margin: 0 auto; width: 100%;
}

/* Material Symbols */
#tg-345-wrapper .material-symbols-outlined {
    font-family: 'Material Symbols Outlined', sans-serif;
    font-weight: normal; font-style: normal; font-size: inherit;
    line-height: 1; display: inline-block; white-space: nowrap;
    direction: ltr; -webkit-font-smoothing: antialiased; vertical-align: middle;
}

/* 스크롤 등장 */
#tg-345-wrapper .tg-345-motion { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
#tg-345-wrapper .tg-345-motion.is-visible { opacity: 1; transform: translateY(0); }

/* ═════════════════════════════════════════
   히어로
═════════════════════════════════════════ */
#tg-345-wrapper .tg-345-hero {
    position: relative; background: var(--dk-base);
    border-radius: var(--radius-lg); padding: 64px 28px 72px;
    text-align: center; overflow: hidden;
}
#tg-345-wrapper .tg-345-hero__bg {
    position: absolute; inset: 0; pointer-events: none;
    background:
        radial-gradient(ellipse 65% 50% at 30% 38%, rgba(245,158,11,.18) 0%, transparent 55%),
        radial-gradient(ellipse 48% 42% at 78% 65%, rgba(20,184,166,.12) 0%, transparent 52%);
}

/* 플로팅 이모지 */
#tg-345-wrapper .tg-345-hero__floats { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
#tg-345-wrapper .tg-345-float {
    position: absolute; font-size: 1.6rem; opacity: 0;
    animation: tg345Float ease-in-out infinite;
}
#tg-345-wrapper .tg-345-float--1 { top: 12%; left: 4%;   animation-duration: 5.5s; animation-delay: 0s; }
#tg-345-wrapper .tg-345-float--2 { top: 25%; right: 5%;  animation-duration: 4.5s; animation-delay: -2s; }
#tg-345-wrapper .tg-345-float--3 { bottom: 28%; left:6%; animation-duration: 6s;   animation-delay: -1s; }
#tg-345-wrapper .tg-345-float--4 { bottom: 18%; right:9%;animation-duration: 5s;   animation-delay: -1.8s; }
@keyframes tg345Float {
    0%,100% { opacity: 0; transform: translateY(0) scale(.9); }
    50%      { opacity: .55; transform: translateY(-14px) scale(1.1); }
}

#tg-345-wrapper .tg-345-hero__inner { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
#tg-345-wrapper .tg-345-hero__badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(245,158,11,.15); border: 1px solid rgba(245,158,11,.35);
    color: var(--amb-300); font-size: .85rem; font-weight: 700;
    padding: 6px 18px; border-radius: 999px; margin-bottom: 22px !important;
}
#tg-345-wrapper .tg-345-hero__badge .material-symbols-outlined { font-size: 1.1rem; }
#tg-345-wrapper .tg-345-hero__title {
    font-size: clamp(1.65rem, 4.5vw, 2.4rem); font-weight: 900;
    color: #fff; line-height: 1.3; letter-spacing: -.02em; margin-bottom: 16px;
}
#tg-345-wrapper .tg-345-hero__title em {
    font-style: normal; color: var(--amb-300);
    text-shadow: 0 0 28px rgba(245,158,11,.5);
}
#tg-345-wrapper .tg-345-hero__subtitle {
    color: rgba(255,255,255,.68); line-height: 1.8;
    max-width: 560px; margin: 0 auto 32px !important;
}
#tg-345-wrapper .tg-345-hero__chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
#tg-345-wrapper .tg-345-hero__chip {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(245,158,11,.15); border: 1px solid rgba(245,158,11,.3);
    color: var(--amb-300); font-size: .85rem; font-weight: 800;
    padding: 8px 18px; border-radius: 999px;
}
#tg-345-wrapper .tg-345-hero__chip .material-symbols-outlined { font-size: 1rem; }
#tg-345-wrapper .tg-345-hero__chip--teal { background: rgba(20,184,166,.12); border-color: rgba(20,184,166,.28); color: var(--teal-300); }
#tg-345-wrapper .tg-345-hero__chip--blue { background: rgba(59,130,246,.12); border-color: rgba(59,130,246,.28); color: var(--blue-300); }

/* ═════════════════════════════════════════
   레이아웃
═════════════════════════════════════════ */
#tg-345-wrapper .tg-345-main { display: flex; flex-direction: column; gap: 28px; }

/* 도입부 */
#tg-345-wrapper .tg-345-intro {
    background: #fff; border: 1px solid var(--sl-200); border-top: 4px solid var(--amb-500);
    border-radius: var(--radius-md); padding: 36px 28px; text-align: center; box-shadow: var(--shadow-sm);
}
#tg-345-wrapper .tg-345-intro__icon { font-size: 2.4rem; color: var(--amb-600); margin-bottom: 14px; }
#tg-345-wrapper .tg-345-intro__icon .material-symbols-outlined { font-size: 2.4rem; }
#tg-345-wrapper .tg-345-intro__title { font-size: clamp(1.1rem, 2.8vw, 1.35rem); font-weight: 800; color: var(--sl-900); margin-bottom: 14px; letter-spacing: -.01em; }
#tg-345-wrapper .tg-345-intro p { color: var(--text-sub); max-width: 700px; margin-left: auto; margin-right: auto; }

/* 공통 섹션 */
#tg-345-wrapper .tg-345-section {
    background: #fff; border: 1px solid var(--sl-200); border-radius: var(--radius-md);
    padding: 44px 32px; box-shadow: var(--shadow-sm); text-align: center;
}
#tg-345-wrapper .tg-345-section--dark { background: var(--dk-base); border-color: rgba(245,158,11,.15); }
#tg-345-wrapper .tg-345-section__label {
    display: inline-flex; align-items: center; gap: 7px;
    background: var(--sl-100); color: var(--sl-700);
    font-size: .88rem; font-weight: 700; letter-spacing: .03em;
    padding: 7px 20px; border-radius: 999px; margin-bottom: 22px;
}
#tg-345-wrapper .tg-345-section__label--dark { background: rgba(255,255,255,.16); color: #fff; border: 1px solid rgba(255,255,255,.32); }
#tg-345-wrapper .tg-345-section__label--amber { background: rgba(245,158,11,.08); color: var(--amb-700); }
#tg-345-wrapper .tg-345-section__label .material-symbols-outlined { font-size: 1.1rem; }
#tg-345-wrapper .tg-345-section__title {
    font-size: clamp(1.2rem, 3vw, 1.5rem); font-weight: 900; color: var(--sl-900);
    letter-spacing: -.02em; margin-bottom: 16px;
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
#tg-345-wrapper .tg-345-section__title--light { color: #fff !important; text-shadow: 0 2px 12px rgba(0,0,0,.5); }
#tg-345-wrapper .tg-345-section__title .material-symbols-outlined { font-size: 1.5rem; color: var(--amb-500); }
#tg-345-wrapper .tg-345-section > p, #tg-345-wrapper .tg-345-section__desc--light { max-width: 680px; margin-left: auto; margin-right: auto; }
#tg-345-wrapper .tg-345-section > p { color: var(--text-sub); }
#tg-345-wrapper .tg-345-section__desc--light { color: rgba(255,255,255,.88) !important; margin-bottom: 32px !important; }

/* ═════════════════════════════════════════
   기능 카드 그리드
═════════════════════════════════════════ */
#tg-345-wrapper .tg-345-feat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 10px; }
#tg-345-wrapper .tg-345-feat-card {
    background: var(--sl-50); border: 1px solid var(--sl-200); border-radius: var(--radius-md);
    padding: 22px 18px; display: flex; flex-direction: column; align-items: center;
    gap: 12px; text-align: center; transition: box-shadow .28s, transform .28s;
}
#tg-345-wrapper .tg-345-feat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-amb); }
#tg-345-wrapper .tg-345-feat-card__icon {
    width: 52px; height: 52px; border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.6rem;
}
#tg-345-wrapper .tg-345-feat-card__icon--amber { background: linear-gradient(135deg, var(--amb-400), var(--amb-700)); }
#tg-345-wrapper .tg-345-feat-card__icon--teal  { background: linear-gradient(135deg, var(--teal-400), var(--teal-500)); }
#tg-345-wrapper .tg-345-feat-card__icon--blue  { background: linear-gradient(135deg, var(--blue-400), var(--blue-500)); }
#tg-345-wrapper .tg-345-feat-card__icon--green { background: linear-gradient(135deg, var(--grn-400), var(--grn-500)); }
#tg-345-wrapper .tg-345-feat-card__title { font-size: var(--fs-base); font-weight: 800; color: var(--sl-900); }
#tg-345-wrapper .tg-345-feat-card__desc { font-size: var(--fs-sm); color: var(--text-sub); line-height: 1.75; word-break: keep-all; }

/* ═════════════════════════════════════════
   채팅 시뮬레이터
═════════════════════════════════════════ */
#tg-345-wrapper .tg-345-demo { display: flex; flex-direction: column; align-items: center; gap: 24px; }

/* 채팅 앱 */
#tg-345-wrapper .tg-345-chat {
    width: 100%; max-width: 300px;
    border: 1px solid rgba(245,158,11,.2); border-radius: 18px;
    background: #111; overflow: hidden; box-shadow: 0 20px 56px rgba(0,0,0,.5);
}
#tg-345-wrapper .tg-345-chat__header {
    display: flex; align-items: center; gap: 10px;
    background: #1a1200; padding: 10px 14px;
    border-bottom: 1px solid rgba(245,158,11,.1);
}
#tg-345-wrapper .tg-345-chat__avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: linear-gradient(135deg, var(--amb-500), var(--amb-700));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 1.1rem; flex-shrink: 0;
}
#tg-345-wrapper .tg-345-chat__body {
    padding: 12px; display: flex; flex-direction: column; gap: 8px; min-height: 200px;
    background: #1a1200;
}

/* 말풍선 */
#tg-345-wrapper .tg-345-bubble {
    max-width: 85%; display: flex; flex-direction: column; gap: 4px;
    animation: tg345FadeIn .3s ease;
}
#tg-345-wrapper .tg-345-bubble--left { align-self: flex-start; }
#tg-345-wrapper .tg-345-bubble--right { align-self: flex-end; cursor: pointer; }
#tg-345-wrapper .tg-345-bubble--left > p,
#tg-345-wrapper .tg-345-bubble--right > p {
    padding: 9px 12px; border-radius: 12px; font-size: .82rem; color: rgba(255,255,255,.85); line-height: 1.55;
}
#tg-345-wrapper .tg-345-bubble--left > p  { background: #2c2c2c; border-radius: 4px 12px 12px 12px; }
#tg-345-wrapper .tg-345-bubble--right > p { background: #1a4a7a; border-radius: 12px 4px 12px 12px; }
#tg-345-wrapper .tg-345-bubble__text { padding: 9px 12px; background: #1a4a7a; border-radius: 12px 4px 12px 12px; }
#tg-345-wrapper .tg-345-bubble__footer {
    display: flex; align-items: center; justify-content: flex-end; gap: 6px;
}
#tg-345-wrapper .tg-345-bubble__time { font-size: .6rem; color: rgba(255,255,255,.3); }

/* 첨부 파일 미리보기 */
#tg-345-wrapper .tg-345-attachment {
    display: flex; align-items: center; gap: 7px;
    background: rgba(245,158,11,.15); border: 1px solid rgba(245,158,11,.3);
    border-radius: 8px; padding: 7px 10px;
    font-size: .72rem; color: var(--amb-300); font-weight: 700;
    animation: tg345FadeIn .3s ease;
}
#tg-345-wrapper .tg-345-attachment .material-symbols-outlined { font-size: 1rem; }

/* 수정됨 배지 */
#tg-345-wrapper .tg-345-edited-badge {
    display: inline-flex; align-items: center; gap: 3px;
    font-size: .6rem; color: var(--amb-400); font-weight: 700;
    animation: tg345FadeIn .3s ease;
}
#tg-345-wrapper .tg-345-edited-badge .material-symbols-outlined { font-size: .72rem; }

/* 컨텍스트 메뉴 */
#tg-345-wrapper .tg-345-ctx-menu {
    position: absolute; right: 0; bottom: calc(100% + 6px);
    background: #222; border: 1px solid rgba(255,255,255,.1);
    border-radius: 10px; padding: 4px; min-width: 130px;
    box-shadow: 0 8px 24px rgba(0,0,0,.5); z-index: 10;
    animation: tg345FadeIn .18s ease;
}
#tg-345-wrapper .tg-345-bubble--right { position: relative; }
#tg-345-wrapper .tg-345-ctx-menu__item {
    display: flex; align-items: center; gap: 8px;
    width: 100%; padding: 8px 12px; border-radius: 7px;
    font-size: .78rem; color: rgba(255,255,255,.75); font-weight: 600;
    transition: background .18s;
}
#tg-345-wrapper .tg-345-ctx-menu__item:hover { background: rgba(255,255,255,.07); }
#tg-345-wrapper .tg-345-ctx-menu__item--edit { color: var(--amb-300); }
#tg-345-wrapper .tg-345-ctx-menu__item .material-symbols-outlined { font-size: 1rem; }

/* 입력창 영역 */
#tg-345-wrapper .tg-345-chat__input-area { background: #1a1200; border-top: 1px solid rgba(245,158,11,.08); }
#tg-345-wrapper .tg-345-edit-banner {
    display: flex; align-items: center; gap: 8px;
    background: rgba(245,158,11,.1); padding: 7px 12px;
    font-size: .72rem; font-weight: 800; color: var(--amb-400);
    border-bottom: 1px solid rgba(245,158,11,.12);
    animation: tg345FadeIn .2s ease;
}
#tg-345-wrapper .tg-345-edit-banner .material-symbols-outlined { font-size: .9rem; }
#tg-345-wrapper .tg-345-edit-banner__close {
    margin-left: auto; color: rgba(255,255,255,.4);
    display: flex; align-items: center;
    transition: color .18s;
}
#tg-345-wrapper .tg-345-edit-banner__close:hover { color: rgba(255,255,255,.8); }
#tg-345-wrapper .tg-345-edit-banner__close .material-symbols-outlined { font-size: .9rem; }
#tg-345-wrapper .tg-345-chat__input-row {
    display: flex; align-items: center; gap: 8px; padding: 8px 10px;
}
#tg-345-wrapper .tg-345-clip-btn {
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,.25); font-size: 1.1rem;
    transition: background .2s, color .2s;
}
#tg-345-wrapper .tg-345-clip-btn:not([disabled]) { color: var(--amb-400); animation: tg345Pulse 1.5s ease-in-out infinite; }
#tg-345-wrapper .tg-345-clip-btn:not([disabled]):hover { background: rgba(245,158,11,.15); }
@keyframes tg345Pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(245,158,11,0); } 50% { box-shadow: 0 0 0 5px rgba(245,158,11,.2); } }
#tg-345-wrapper .tg-345-chat__input-fake { flex: 1; background: rgba(255,255,255,.06); border-radius: 18px; padding: 7px 12px; font-size: .75rem; color: rgba(255,255,255,.22); }
#tg-345-wrapper .tg-345-send-btn {
    width: 30px; height: 30px; border-radius: 50%;
    background: linear-gradient(135deg, var(--amb-500), var(--amb-700));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 1rem; box-shadow: var(--shadow-amb);
    animation: tg345FadeIn .3s ease;
}

/* 안내 패널 */
#tg-345-wrapper .tg-345-guide-panel {
    width: 100%; max-width: 300px;
    background: rgba(255,255,255,.06); border: 1px solid rgba(245,158,11,.16);
    border-radius: var(--radius-md); padding: 18px;
    display: flex; flex-direction: column; gap: 14px;
}
#tg-345-wrapper .tg-345-guide-panel__title {
    display: flex; align-items: center; gap: 7px;
    font-size: var(--fs-sm); font-weight: 800; color: var(--amb-300);
    margin-bottom: 0 !important;
}
#tg-345-wrapper .tg-345-guide-panel__title .material-symbols-outlined { font-size: 1rem; }
#tg-345-wrapper .tg-345-steps-mini { display: flex; flex-direction: column; gap: 9px; }
#tg-345-wrapper .tg-345-step-item {
    display: flex; align-items: flex-start; gap: 9px;
    font-size: .8rem; color: rgba(255,255,255,.55); line-height: 1.5;
    transition: color .25s;
}
#tg-345-wrapper .tg-345-step-item.is-active { color: rgba(255,255,255,.9); }
#tg-345-wrapper .tg-345-step-item__num {
    min-width: 22px; height: 22px; border-radius: 50%;
    background: rgba(245,158,11,.12); border: 1px solid rgba(245,158,11,.25);
    color: rgba(255,255,255,.35); font-size: .7rem; font-weight: 900;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    transition: background .25s, color .25s, border-color .25s;
}
#tg-345-wrapper .tg-345-step-item__num--active { background: var(--amb-500); border-color: var(--amb-400); color: #fff; }

/* 파일 선택 패널 */
#tg-345-wrapper .tg-345-file-picker { animation: tg345FadeIn .3s ease; }
#tg-345-wrapper .tg-345-file-btns { display: flex; flex-direction: column; gap: 6px; }
#tg-345-wrapper .tg-345-file-btn {
    background: rgba(245,158,11,.08); border: 1px solid rgba(245,158,11,.18);
    border-radius: 7px; padding: 9px 12px;
    font-size: .78rem; font-weight: 700; color: var(--amb-300);
    text-align: left; transition: background .2s, border-color .2s;
}
#tg-345-wrapper .tg-345-file-btn:hover { background: rgba(245,158,11,.18); border-color: rgba(245,158,11,.35); }

/* 상태 표시 */
#tg-345-wrapper .tg-345-status {
    display: flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08);
    border-radius: 8px; padding: 10px 12px;
    font-size: .78rem; color: rgba(255,255,255,.45); font-weight: 600;
    transition: background .3s, color .3s, border-color .3s;
}
#tg-345-wrapper .tg-345-status .material-symbols-outlined { font-size: 1rem; flex-shrink: 0; }
#tg-345-wrapper .tg-345-status.is-success { background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.2); color: var(--grn-400); }
#tg-345-wrapper .tg-345-status.is-active  { background: rgba(245,158,11,.1); border-color: rgba(245,158,11,.2); color: var(--amb-300); }

/* ═════════════════════════════════════════
   탭 가이드
═════════════════════════════════════════ */
#tg-345-wrapper .tg-345-tabs {
    display: flex; gap: 6px; background: var(--sl-100); border-radius: var(--radius-sm);
    padding: 5px; margin-bottom: 26px; flex-wrap: wrap; text-align: left;
}
#tg-345-wrapper .tg-345-tab-btn {
    flex: 1; min-width: 80px;
    display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 11px 12px; border-radius: 7px;
    font-size: var(--fs-sm); font-weight: 600; color: var(--sl-500);
    transition: background .2s, color .2s, box-shadow .2s;
}
#tg-345-wrapper .tg-345-tab-btn .material-symbols-outlined { font-size: 1.15rem; }
#tg-345-wrapper .tg-345-tab-btn--active { background: #fff; color: var(--amb-700); box-shadow: 0 2px 10px rgba(0,0,0,.09); font-weight: 800; }
#tg-345-wrapper .tg-345-tab-panel { display: none; text-align: left; animation: tg345FadeIn .3s ease; }
#tg-345-wrapper .tg-345-tab-panel--active { display: block; }
#tg-345-wrapper .tg-345-tab-panel__head {
    display: flex; align-items: center; gap: 16px;
    margin-bottom: 22px; padding-bottom: 16px; border-bottom: 1px solid var(--sl-100);
}
#tg-345-wrapper .tg-345-tab-panel__icon {
    width: 54px; height: 54px; border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.7rem; color: #fff; flex-shrink: 0;
}
#tg-345-wrapper .tg-345-tab-panel__icon--pc      { background: linear-gradient(135deg, var(--amb-500), var(--amb-700)); }
#tg-345-wrapper .tg-345-tab-panel__icon--android { background: linear-gradient(135deg, #3ddc84, #00ac47); }
#tg-345-wrapper .tg-345-tab-panel__icon--ios      { background: linear-gradient(135deg, #555, #111); }
#tg-345-wrapper .tg-345-tab-panel__name { font-size: var(--fs-lg); font-weight: 800; color: var(--sl-900); margin-bottom: 4px; }
#tg-345-wrapper .tg-345-tab-panel__sub  { font-size: var(--fs-sm); color: var(--sl-500); margin-bottom: 0 !important; }

#tg-345-wrapper .tg-345-steps { display: flex; flex-direction: column; gap: 14px; counter-reset: tg345step; }
#tg-345-wrapper .tg-345-steps li {
    counter-increment: tg345step;
    display: flex; align-items: flex-start; gap: 14px;
    font-size: var(--fs-base); color: var(--text-sub); line-height: 1.75;
}
#tg-345-wrapper .tg-345-steps li::before {
    content: counter(tg345step);
    display: flex; align-items: center; justify-content: center;
    min-width: 30px; height: 30px;
    background: linear-gradient(135deg, var(--amb-500), var(--amb-700));
    color: #fff; font-size: .82rem; font-weight: 900; border-radius: 50%;
    flex-shrink: 0; margin-top: 2px;
}
#tg-345-wrapper .tg-345-steps li strong { color: var(--sl-800); }
#tg-345-wrapper .tg-345-tip-box {
    display: flex; align-items: flex-start; gap: 12px;
    background: rgba(245,158,11,.06); border: 1px solid rgba(245,158,11,.18);
    border-radius: var(--radius-sm); padding: 18px 20px;
    margin-top: 22px; font-size: var(--fs-base); color: var(--text-sub); line-height: 1.75;
}
#tg-345-wrapper .tg-345-tip-box .material-symbols-outlined { font-size: 1.4rem; color: var(--amb-500); flex-shrink: 0; margin-top: 2px; }
#tg-345-wrapper .tg-345-tip-box--special {
    flex-direction: column; gap: 10px;
    background: rgba(245,158,11,.08); border-color: rgba(245,158,11,.25);
}
#tg-345-wrapper .tg-345-tip-box__label { font-size: var(--fs-base); font-weight: 900; color: var(--amb-600); }

@keyframes tg345FadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ═════════════════════════════════════════
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@media (min-width: 480px) { #tg-345-wrapper .tg-345-feat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { #tg-345-wrapper .tg-345-demo { flex-direction: row; align-items: flex-start; justify-content: center; gap: 28px; } }
@media (min-width: 900px) {
    #tg-345-wrapper .tg-345-hero { padding: 80px 56px 90px; }
    #tg-345-wrapper .tg-345-section, #tg-345-wrapper .tg-345-intro { padding: 52px 48px; }
}