/* ==========================================================
   랜딩 인터랙션 (홈 / 회사소개 / 서비스소개 공통)
   ----------------------------------------------------------
   'landing-preview.html' 시안을 실서비스에 이식한 스타일.
   - 모든 규칙을 .lp 하위로 한정하고 클래스에 lp- 접두사를 둔다.
     (mobile.css 등 기존 전역 스타일과의 충돌 방지)
   - 색상은 variables.css 토큰과 동일한 값을 사용한다.
   - 모션은 .lp-rv + IntersectionObserver(js/landing.js)로 재생한다.
   ========================================================== */

.lp {
    --lp-p: #028297;          /* --color-primary */
    --lp-p-deep: #026C7E;
    --lp-mint: #F4FBFB;       /* --color-primary-light */
    --lp-mint-line: #B9E6EB;
    --lp-tx: #1E2124;         /* --color-text-basic */
    --lp-gray: #808080;       /* --color-gray-medium */
    --lp-gline: #E0E0E0;      /* --color-gray-light */

    color: var(--lp-tx);
    font-size: 15px;
    line-height: 1.55;
}

.lp section {
    position: relative;
    padding: 56px 24px;
    background: #fff;
}
.lp .lp-bg-mint { background: var(--lp-mint); }

/* ==================== 공통 리빌 ==================== */
.lp .lp-rv {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 1s ease-out, transform 1s ease-out;
    transition-delay: var(--d, 0s);
}
.lp .lp-rv.in {
    opacity: 1;
    transform: none;
}

/* ==================== Hero ==================== */
.lp .lp-hero { padding: 46px 24px 40px; }
.lp .lp-hero-logo {
    width: 46px; height: 42px;
    object-fit: contain; display: block;
    margin-bottom: 22px;
}
.lp .lp-hero h1 {
    font-size: 25px; font-weight: 800;
    line-height: 1.42; letter-spacing: -.01em;
    min-height: 71px;
}
.lp .lp-caret {
    display: inline-block; width: 2.5px; height: 1.05em;
    background: var(--lp-p); vertical-align: -.14em; margin-left: 2px;
    animation: lp-blink 1s step-end infinite;
    transition: opacity .8s ease;
}
.lp .lp-caret.off { opacity: 0; }
@keyframes lp-blink { 50% { opacity: 0; } }

.lp .lp-hero-sub {
    margin-top: 14px;
    font-size: 14.5px; color: var(--lp-gray); line-height: 1.65;
}
.lp .lp-hero-visual {
    margin: 26px auto 4px;
    width: 82%; display: block;
}
.lp .lp-floaty { animation: lp-floaty 6s ease-in-out infinite; }
@keyframes lp-floaty {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}
.lp .lp-scroll-cue {
    margin: 26px auto 0;
    width: 22px; height: 22px; display: block;
    color: var(--lp-p); opacity: .75;
    animation: lp-cue 2.2s ease-in-out infinite;
}
@keyframes lp-cue {
    0%, 100% { transform: translateY(0); }
    45%      { transform: translateY(5px); }
}

/* ==================== 배지 / 타이틀 공통 ==================== */
.lp .lp-badge {
    display: inline-flex; padding: 7px 11px;
    border-radius: 16px; font-size: 14px; font-weight: 700;
    margin-bottom: 16px;
}
.lp .lp-badge.light { background: var(--lp-mint); color: var(--lp-p); }
.lp .lp-bg-mint .lp-badge.light { background: #fff; }
.lp .lp-badge.solid { background: var(--lp-p); color: #fff; }

.lp .lp-title {
    font-size: 23px; font-weight: 800;
    line-height: 1.4; letter-spacing: -.01em;
}
.lp .lp-body {
    margin-top: 14px;
    font-size: 14.5px; color: #3d4449; line-height: 1.7;
}

/* 강조 박스 — 리빌 시 한 번 훑고 지나가는 광택 */
.lp .lp-hlbox {
    margin-top: 18px; padding: 18px;
    background: #fff; border: 1px solid var(--lp-mint-line); border-radius: 12px;
    font-size: 14.5px; font-weight: 700; color: var(--lp-p); line-height: 1.65;
    position: relative; overflow: hidden;
}
.lp .lp-hlbox::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(100deg, transparent 30%, rgba(2,130,151,.10) 50%, transparent 70%);
    transform: translateX(-100%);
}
.lp .lp-rv.in .lp-hlbox::after { animation: lp-sheen 1.4s ease .35s 1 forwards; }
@keyframes lp-sheen { to { transform: translateX(100%); } }

/* 형광펜 키워드 */
.lp .lp-mk {
    background-image: linear-gradient(transparent 60%, rgba(2,130,151,.20) 60%);
    background-repeat: no-repeat;
    background-size: 0% 100%;
    transition: background-size .7s ease;
    transition-delay: var(--md, .2s);
}
.lp .in .lp-mk,
.lp .lp-mk.in { background-size: 100% 100%; }

/* ==================== 솔루션 카드 ==================== */
.lp .lp-sol-visual { width: 78%; margin: 22px auto 6px; display: block; }
.lp .lp-sol-card {
    margin-top: 12px; padding: 18px;
    background: #fff; border: 1px solid var(--lp-gline); border-radius: 10px;
    display: flex; gap: 14px;
}
.lp .lp-sol-ic {
    width: 44px; height: 44px; border-radius: 10px;
    background: var(--lp-mint);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.lp .lp-sol-ic svg {
    width: 26px; height: 26px;
    stroke: var(--lp-p); fill: none;
    stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
/* 아이콘 선이 그려지는 연출 */
.lp .lp-sol-ic path,
.lp .lp-sol-ic circle,
.lp .lp-sol-ic line {
    stroke-dasharray: 100; stroke-dashoffset: 100;
    transition: stroke-dashoffset 1.1s ease .25s;
}
.lp .lp-rv.in .lp-sol-ic path,
.lp .lp-rv.in .lp-sol-ic circle,
.lp .lp-rv.in .lp-sol-ic line { stroke-dashoffset: 0; }

.lp .lp-sol-tit { font-size: 15px; font-weight: 800; }
.lp .lp-sol-desc { margin-top: 5px; font-size: 13px; color: #4a5257; line-height: 1.6; }

/* ==================== 연혁 타임라인 ==================== */
.lp .lp-tl { margin-top: 26px; position: relative; padding-left: 22px; }
.lp .lp-tl-line {
    position: absolute; left: 5px; top: 6px; bottom: 6px;
    width: 2px; background: var(--lp-mint-line);
    transform: scaleY(0); transform-origin: top;
    transition: transform 1.3s ease;
}
.lp .in .lp-tl-line { transform: scaleY(1); }

.lp .lp-tl-item {
    position: relative; padding-bottom: 22px;
    opacity: 0; transform: translateY(10px);
    transition: opacity .5s ease var(--d, 0s), transform .5s ease var(--d, 0s);
}
.lp .lp-tl-item:last-child { padding-bottom: 2px; }
.lp .in .lp-tl-item { opacity: 1; transform: none; }

.lp .lp-tl-dot {
    position: absolute; left: -21px; top: 5px;
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--lp-p); border: 3px solid #fff;
    box-shadow: 0 0 0 1.5px var(--lp-mint-line);
}
.lp .lp-tl-txt { font-size: 14px; font-weight: 600; line-height: 1.5; }

/* ==================== 언론 / 수상 ==================== */
.lp .lp-media-card {
    margin-top: 20px; border-radius: 12px; overflow: hidden;
    border: 1px solid var(--lp-gline);
}
.lp .lp-media-card img { width: 100%; display: block; }
.lp .lp-media-cap {
    padding: 12px 14px;
    font-size: 12.5px; color: var(--lp-gray); background: #fff;
}

.lp .lp-award {
    margin-top: 10px; padding: 15px 16px;
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    background: var(--lp-mint); border: 1px solid transparent; border-radius: 10px;
    text-decoration: none; font-size: 13.5px; font-weight: 700; color: var(--lp-tx);
    transition: border-color .18s ease, background .18s ease, transform .12s ease;
}
.lp .lp-award svg {
    width: 14px; height: 14px; flex-shrink: 0;
    color: var(--lp-p); transition: transform .18s ease;
}
.lp .lp-award:hover { border-color: var(--lp-p); background: #EDF8F9; }
.lp .lp-award:hover svg { transform: translateX(3px); }
.lp .lp-award:active { transform: scale(.985); }

/* ==================== 컨택트 ==================== */
.lp .lp-cta-btn {
    margin-top: 22px;
    display: flex; align-items: center; justify-content: center;
    width: 100%; height: 52px;
    background: var(--lp-p); color: #fff;
    font-size: 16px; font-weight: 700; border-radius: 8px; text-decoration: none;
    transition: background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.lp .lp-cta-btn:hover {
    background: var(--lp-p-deep);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(2,130,151,.3);
}
.lp .lp-cta-btn:active { transform: translateY(0); box-shadow: none; }

/* ==================== 모션 최소화 ==================== */
@media (prefers-reduced-motion: reduce) {
    .lp *, .lp *::before, .lp *::after {
        animation: none !important;
        transition: none !important;
    }
    .lp .lp-rv,
    .lp .lp-tl-item { opacity: 1 !important; transform: none !important; }
    .lp .lp-tl-line { transform: scaleY(1) !important; }
    .lp .lp-mk { background-size: 100% 100% !important; }
    .lp .lp-sol-ic path,
    .lp .lp-sol-ic circle,
    .lp .lp-sol-ic line { stroke-dashoffset: 0 !important; }
}