/* =========================================
   Front Page — Euler Robotics
   Color: #FF6B00 (orange), #111/#1a1a1a (dark), #fff (white)
   ========================================= */

:root {
    --fp-orange:      #FF6B00;
    --fp-orange-dark: #cc5500;
    --fp-dark:        #111111;
    --fp-dark2:       #1a1a1a;
    --fp-white:       #ffffff;
    --fp-gray:        #666666;
    --fp-gray-light:  #f5f5f5;
    --fp-border:      rgba(255,255,255,0.12);
    --fp-transition:  0.35s ease;
}

/* =========================================
   Scroll Animation (.fp-ani)
   ========================================= */
.fp-ani {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fp-ani.is-visible        { opacity: 1; transform: translateY(0); }
.fp-ani-delay-1 { transition-delay: 0.1s; }
.fp-ani-delay-2 { transition-delay: 0.22s; }
.fp-ani-delay-3 { transition-delay: 0.34s; }
.fp-ani-delay-4 { transition-delay: 0.46s; }

/* =========================================
   Shared label / heading styles
   ========================================= */
.fp-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--fp-orange);
    margin-bottom: 16px;
}
.fp-label-light {
    color: rgba(255,255,255,0.5);
}

.fp-section-h2 {
    font-size: clamp(1.7rem, 3vw, 2.6rem);
    font-weight: 800;
    line-height: 1.25;
    color: var(--fp-dark);
    word-break: keep-all;
    margin-bottom: 0;
}
.fp-section-h2-light {
    color: var(--fp-white);
}

/* =========================================
   Buttons
   ========================================= */
.fp-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--fp-transition);
    text-decoration: none;
    letter-spacing: 0.3px;
}
.fp-btn-orange {
    background: var(--fp-orange);
    color: var(--fp-white);
    border-color: var(--fp-orange);
}
.fp-btn-orange:hover {
    background: var(--fp-orange-dark);
    border-color: var(--fp-orange-dark);
    color: var(--fp-white);
}
.fp-btn-outline-white {
    background: transparent;
    color: var(--fp-white);
    border-color: rgba(255,255,255,0.5);
}
.fp-btn-outline-white:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--fp-white);
    color: var(--fp-white);
}
.fp-btn-outline-dark {
    background: transparent;
    color: var(--fp-dark);
    border-color: var(--fp-dark);
}
.fp-btn-outline-dark:hover {
    background: var(--fp-dark);
    color: var(--fp-white);
}

/* Arrow button */
.fp-arrow-btn {
    width: 48px;
    height: 48px;
    border: 1px solid #d0d0d0;
    background: var(--fp-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--fp-transition);
    color: var(--fp-dark);
    flex-shrink: 0;
}
.fp-arrow-btn:hover {
    background: var(--fp-orange);
    border-color: var(--fp-orange);
    color: var(--fp-white);
}
.fp-arrow-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* =========================================
   Section Commons
   ========================================= */
.fp-section        { padding: 96px 0; }
.fp-section-dark   { background: var(--fp-dark);  color: var(--fp-white); }
.fp-section-dark2  { background: var(--fp-dark2); color: var(--fp-white); }
.fp-section-white  { background: var(--fp-white); color: var(--fp-dark); }

/* Large english display title (existing, kept for hero area) */
.fp-section-en-title {
    font-size: clamp(3rem, 5vw, 5.5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    color: var(--fp-dark);
    margin-bottom: 12px;
}
.fp-section-dark  .fp-section-en-title,
.fp-section-dark2 .fp-section-en-title { color: var(--fp-white); }
.fp-section-en-title span              { color: var(--fp-orange); }

.fp-section-ko-desc {
    font-size: 15px;
    color: var(--fp-gray);
    max-width: 480px;
    line-height: 1.9;
    word-break: keep-all;
}
.fp-section-dark  .fp-section-ko-desc,
.fp-section-dark2 .fp-section-ko-desc { color: rgba(255,255,255,0.5); }

/* =========================================
   HERO (단일 고정)
   ========================================= */
.fp-hero {
    position: relative;
    height: 100vh;
    min-height: 640px;
    max-height: 960px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.fp-hero-bg {
    position: absolute;
    inset: 0;
    background-color: #000;
}

.fp-hero-bg video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.fp-hero-overlay {
    position: absolute;
    inset: 0;
    background: transparent;
}

/* 컨테이너: 중앙 배치 */
.fp-hero-container {
    position: relative;
    z-index: 2;
    width: 100%;
    padding-bottom: 0;
}

.fp-hero-content {
    color: var(--fp-white);
    max-width: 700px;
}

.fp-hero-eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--fp-orange);
    border-left: 3px solid var(--fp-orange);
    padding-left: 12px;
    margin-bottom: 24px;
}
.fp-hero-title {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    word-break: keep-all;
}
.fp-hero-desc {
    font-size: 17px;
    line-height: 1.85;
    color: rgba(255,255,255,0.75);
    margin-bottom: 40px;
    max-width: 520px;
    word-break: keep-all;
}
.fp-hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* =========================================
   PORTFOLIO (Products & Solutions)
   ========================================= */
.fp-portfolio { background: var(--fp-white); }

.fp-portfolio-head {
    margin-bottom: 48px;
}
.fp-portfolio-head .fp-section-h2 {
    margin-top: 12px;
}

.fp-portfolio-slider-wrap {
    position: relative;
    /* 양옆 버튼 공간 확보 */
    padding: 0 64px;
}

/* Card — hover 시 살짝 위로 + 이미지에만 음영 */
.fp-port-card {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform var(--fp-transition);
}
.fp-port-card:hover {
    transform: translateY(-4px);
}

/* 이미지 영역 — 4:3 비율, 둥근 모서리, hover 시 음영 */
.fp-port-card-thumb {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 12px;
    background-color: #f0f0f0;
    transition: box-shadow var(--fp-transition);
}
.fp-port-card:hover .fp-port-card-thumb {
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

.fp-port-card-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}
.fp-port-card:hover .fp-port-card-bg { transform: scale(1.05); }

/* 이미지 아래 본문 — 배경 없이 짙은 회색 글씨 */
.fp-port-card-body {
    padding: 20px 4px 0;
}

/* 제목 위 작은 accent 라벨 (PRODUCT 등) */
.fp-port-card-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--fp-orange);
    margin-bottom: 8px;
}

.fp-port-card-title {
    font-size: 1.4rem;
    font-weight: 800;
    line-height: 1.3;
    margin: 0 0 12px;
    color: #222;
    transition: color var(--fp-transition);
}
.fp-port-card:hover .fp-port-card-title {
    color: var(--fp-orange);
}

.fp-port-card-desc {
    font-size: 14px !important;
    line-height: 1.7;
    color: #555;
    margin: 0;
    word-break: keep-all;
    min-height: calc(1.7em * 3);   /* 3줄 분량 확보 — 모든 카드의 title 수평 정렬 */
}

/* 포트폴리오 양옆 버튼 — 슬라이더 세로 중앙 절대배치 */
.fp-port-arrow-side {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid #d0d0d0;
    background: var(--fp-white);
    color: var(--fp-dark);
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}
.fp-port-arrow-side:hover {
    background: var(--fp-orange);
    border-color: var(--fp-orange);
    color: var(--fp-white);
}
.fp-portfolio-prev.fp-port-arrow-side { left: 0; }
.fp-portfolio-next.fp-port-arrow-side { right: 0; }

/* =========================================
   COMPANY
   ========================================= */
.fp-company { background: var(--fp-white); }

.fp-company-en-title {
    font-size: clamp(3rem, 5vw, 5.5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    color: var(--fp-dark);
    margin-bottom: 40px;
}

.fp-company-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.fp-company-card {
    display: block;
    background: var(--fp-white);
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    text-decoration: none;
    color: var(--fp-dark);
    transition: box-shadow var(--fp-transition), border-color var(--fp-transition), transform var(--fp-transition);
    overflow: hidden;
}
.fp-company-card:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    border-color: transparent;
    transform: translateY(-4px);
    color: var(--fp-dark);
}

.fp-company-card-inner {
    padding: 40px 36px 36px;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 220px;
}

.fp-company-card-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--fp-dark);
    margin: 0 0 16px;
    letter-spacing: -0.3px;
    transition: color var(--fp-transition);
}
.fp-company-card:hover .fp-company-card-title { color: var(--fp-orange); }

.fp-company-card-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.8;
    margin: 0 0 auto;
    word-break: keep-all;
    flex: 1;
}

.fp-company-card-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 28px;
    font-size: 13px;
    font-weight: 600;
    color: var(--fp-orange);
    letter-spacing: 0.3px;
    transition: gap var(--fp-transition);
}
.fp-company-card-more::after {
    content: '\2192';
}
.fp-company-card:hover .fp-company-card-more { gap: 10px; }

@media (max-width: 768px) {
    .fp-company-cards { grid-template-columns: 1fr; }
    .fp-company-card-inner { min-height: auto; padding: 28px 24px; }
}

/* =========================================
   NEWSROOM
   ========================================= */
.fp-newsroom { background: var(--fp-white); }

/* 섹션 헤더 */
.fp-newsroom-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 40px;
    gap: 24px;
    flex-wrap: wrap;
}
.fp-newsroom-head-text .fp-section-h2 { margin-top: 12px; }

.fp-news-view-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--fp-dark);
    text-decoration: none;
    white-space: nowrap;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--fp-dark);
    transition: color var(--fp-transition), border-color var(--fp-transition);
    flex-shrink: 0;
}
.fp-news-view-all:hover {
    color: var(--fp-orange);
    border-color: var(--fp-orange);
}

/* 카드 그리드 */
.fp-news-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.fp-news-card-item { display: flex; }

.fp-news-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--fp-white);
    border-radius: 12px;
    padding: 32px 28px 24px;
    text-decoration: none;
    color: var(--fp-dark);
    width: 100%;
    border: 1px solid #ebebeb;
    transition: box-shadow var(--fp-transition), border-color var(--fp-transition), transform var(--fp-transition);
}
.fp-news-card:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    border-color: transparent;
    transform: translateY(-4px);
    color: var(--fp-dark);
}

.fp-news-card-inner { flex: 1; }

.fp-news-card-cat {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--fp-orange);
    margin-bottom: 14px;
}

.fp-news-card-title {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.55;
    color: var(--fp-dark);
    word-break: keep-all;
    margin: 0 0 12px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--fp-transition);
}
.fp-news-card:hover .fp-news-card-title { color: var(--fp-orange); }

.fp-news-card-excerpt {
    font-size: 13px;
    color: #888;
    line-height: 1.75;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
}

.fp-news-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid #f0f0f0;
}

.fp-news-card-date {
    font-size: 12px;
    color: #aaa;
}

.fp-news-card-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid #e0e0e0;
    color: #aaa;
    transition: background var(--fp-transition), border-color var(--fp-transition), color var(--fp-transition);
    flex-shrink: 0;
}
.fp-news-card:hover .fp-news-card-arrow {
    background: var(--fp-orange);
    border-color: var(--fp-orange);
    color: var(--fp-white);
}

/* 반응형 */
@media (max-width: 1024px) {
    .fp-news-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .fp-news-grid { grid-template-columns: 1fr; gap: 16px; }
}

/* =========================================
   CTA BANNER
   ========================================= */
.fp-cta {
    background: var(--fp-dark);
    padding: 96px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.fp-cta::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--fp-orange);
}
.fp-cta-en {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--fp-orange);
    margin-bottom: 16px;
}
.fp-cta-title {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--fp-white);
    margin-bottom: 16px;
    word-break: keep-all;
    line-height: 1.3;
}
.fp-cta-desc {
    font-size: 15px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 40px;
    word-break: keep-all;
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 1024px) {
    .fp-company-inner    { gap: 56px; }
    .fp-newsroom-inner   { grid-template-columns: 220px 1fr; gap: 48px; }
}

@media (max-width: 768px) {
    .fp-section { padding: 64px 0; }

    /* Hero */
    .fp-hero { height: 100svh; min-height: 560px; }
    .fp-hero-title { font-size: 1.9rem; }
    .fp-hero-desc  { font-size: 15px; }
    .fp-hero-actions { flex-direction: column; }
    .fp-btn { width: 100%; justify-content: center; }

    /* Portfolio */
    .fp-port-card-thumb { aspect-ratio: 4/3; }

    /* Company */
    .fp-company-inner { grid-template-columns: 1fr; gap: 48px; }

    /* Newsroom */
    .fp-newsroom-inner { grid-template-columns: 1fr; gap: 40px; }
    .fp-news-item-link { flex-wrap: wrap; gap: 8px; }
    .fp-news-item-title { -webkit-line-clamp: 2; }

    /* Headings */
    .fp-section-en-title { font-size: 2.4rem; }
    .fp-section-h2       { font-size: 1.7rem; }
}