/* =========================================================
 * ebutcam-home / home.css
 * ---------------------------------------------------------
 * index.jsp 전용 — 이벗 /cam 페이지 톤 적용
 * 다크 블랙 베이스 + 앰버 액센트 + 글로우/점멸 모티프
 * ========================================================= */

/* ---------- 1. Hero ---------- */
.hero {
    position: relative;
    overflow: hidden;
    padding: calc(var(--header-height) + 40px) 0 var(--space-20);
    background: var(--color-bg-dark);
    color: var(--color-text-on-dark);
}

/* 배경 glow orb */
.hero__orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(80px);
}
.hero__orb--1 {
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.30) 0%, transparent 65%);
    top: -200px; right: -100px;
}
.hero__orb--2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.18) 0%, transparent 65%);
    bottom: -150px; left: -100px;
}
.hero__orb--3 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(147, 197, 253, 0.12) 0%, transparent 65%);
    top: 35%; left: 38%;
}

.hero__grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: var(--space-12);
    align-items: center;
    z-index: 2;
}

.hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.45);
    text-transform: uppercase;
    margin-bottom: var(--space-8);
}

.hero__title {
    font-size: var(--hero-title-size);
    font-weight: 800;
    letter-spacing: var(--tracking-tighter);
    line-height: 1.08;
    color: #fff;
    margin-bottom: var(--space-8);
}
.hero__title em {
    color: var(--color-accent-soft);
    font-style: normal;
}

.hero__sub {
    font-size: var(--hero-sub-size);
    color: rgba(255, 255, 255, 0.58);
    line-height: 1.75;
    max-width: 560px;
    margin-bottom: var(--space-12);
}

.hero__cta {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-20);
}

/* Hero KPI (하단 통계) */
.hero__kpi {
    display: flex;
    gap: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.10);
    padding-top: var(--space-10);
}
.hero__kpi-item {
    flex: 1;
    padding-right: var(--space-10);
    border-right: 1px solid rgba(255, 255, 255, 0.10);
    margin-right: var(--space-10);
}
.hero__kpi-item:last-child {
    border-right: 0; padding-right: 0; margin-right: 0;
}
.hero__kpi-num {
    font-size: clamp(1.2rem, 2vw, 1.7rem);
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.03em;
    line-height: 1.1;
    white-space: nowrap;
}
.hero__kpi-num span { color: var(--color-accent-soft); }
.hero__kpi-label {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.38);
    margin-top: 7px;
    white-space: nowrap;
}

/* Hero 우측: 카메라 UI 목업 */
.hero__visual {
    position: relative;
}
.cam-ui {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: var(--radius-xl);
    overflow: hidden;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
.cam-ui__top {
    background: rgba(37, 99, 235, 0.85);
    padding: var(--space-3) var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.cam-ui__dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
}
.cam-ui__logo {
    color: white;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.05em;
    margin-left: var(--space-1);
}
.cam-ui__rec {
    margin-left: auto;
    display: flex; align-items: center; gap: var(--space-1);
    font-size: 10px; font-weight: 700; color: white;
}
.cam-ui__rec-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: white;
    animation: recBlink 1.4s ease-in-out infinite;
}

/* 뷰파인더 */
.cam-viewfinder {
    aspect-ratio: 16 / 9;
    background: #001528;
    position: relative;
    overflow: hidden;
}
.cam-viewfinder::before {
    /* 스캔라인 */
    content: "";
    position: absolute; inset: 0;
    background: repeating-linear-gradient(
        0deg, transparent, transparent 2px,
        rgba(255,255,255,0.015) 2px, rgba(255,255,255,0.015) 4px
    );
    pointer-events: none;
    z-index: 1;
}
.cam-vf-corner {
    position: absolute;
    width: 20px; height: 20px;
    border-color: var(--color-accent);
    border-style: solid;
}
.cam-vf-corner--tl { top: 14px; left: 14px;  border-width: 2px 0 0 2px; }
.cam-vf-corner--tr { top: 14px; right: 14px; border-width: 2px 2px 0 0; }
.cam-vf-corner--bl { bottom: 14px; left: 14px;  border-width: 0 0 2px 2px; }
.cam-vf-corner--br { bottom: 14px; right: 14px; border-width: 0 2px 2px 0; }

.cam-vf-scene {
    position: absolute; inset: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}
.cam-vf-scene svg { width: 60%; height: 60%; }

/* 하단 정보 바 */
.cam-ui__info {
    padding: var(--space-4) var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.cam-waybill {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.07);
}
.cam-waybill__label {
    font-size: 9px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.35);
    letter-spacing: 0.04em;
}
.cam-waybill__num {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-accent-soft);
    letter-spacing: 0.06em;
    font-feature-settings: "tnum";
}
.cam-waybill__status {
    margin-left: auto;
    font-size: 9px;
    font-weight: 700;
    background: rgba(37, 99, 235, 0.30);
    color: var(--color-accent-soft);
    padding: 4px 10px;
    border-radius: 99px;
}

/* Hero 반응형 */
@media (max-width: 1023px) {
    .hero__grid {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
    .hero__visual { order: -1; }
    .hero { padding-top: calc(var(--header-height) + 24px); padding-bottom: var(--space-16); }
}
@media (max-width: 767px) {
    .hero__kpi { flex-wrap: wrap; gap: var(--space-6); padding-top: var(--space-6); }
    .hero__kpi-item {
        flex: 1 1 calc(50% - var(--space-6));
        padding-right: 0;
        border-right: 0;
        margin-right: 0;
    }
}

/* ---------- 2. 신뢰 배너 ---------- */
.trust-bar {
    padding: var(--space-10) 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
}
.trust-bar__title {
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--space-6);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* ---------- 3. 문제 제시 ---------- */
.problem {
    padding: var(--space-24) 0;
    background: var(--color-bg-subtle);
}
.problem__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-12);
}
.problem__item {
    padding: var(--space-8);
    background: #fff;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-accent);
}
.problem__quote {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    font-weight: 600;
    margin-bottom: var(--space-4);
    line-height: var(--leading-relaxed);
    letter-spacing: var(--tracking-tight);
}
.problem__cost {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin: 0;
}
.problem__cost strong { color: var(--color-accent); font-weight: 700; }

@media (max-width: 1023px) {
    .problem__grid { grid-template-columns: 1fr; }
}

/* ---------- 4. 솔루션 ---------- */
.features {
    padding: var(--space-24) 0;
    background: #fff;
}
.feature-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}
.feature-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.feature-card__num {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: 0.15em;
    margin-bottom: var(--space-4);
}
.feature-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-3);
    line-height: 1.3;
}
.feature-card > p {
    margin-bottom: var(--space-5);
}
.feature-card__bullets {
    margin-top: var(--space-5);
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-5);
}
.feature-card__bullets li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-3);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--leading-relaxed);
}
.feature-card__bullets li:last-child { margin-bottom: 0; }
.feature-card__bullets li::before {
    content: "";
    position: absolute;
    left: 0; top: 8px;
    width: 14px; height: 8px;
    border-left: 2px solid var(--color-accent);
    border-bottom: 2px solid var(--color-accent);
    transform: rotate(-45deg);
}

/* ---------- 5. 동작 흐름 ---------- */
.flow {
    padding: var(--space-24) 0;
    background: var(--color-bg-subtle);
}
.flow__steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-12);
    position: relative;
}
.flow__steps::before {
    content: "";
    position: absolute;
    top: 40px;
    left: 16.66%; right: 16.66%;
    height: 2px;
    background: var(--color-border-strong);
    z-index: 0;
}
.flow__step {
    position: relative;
    text-align: center;
    z-index: 1;
}
.flow__num {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: var(--color-accent);
    color: #fff;
    display: inline-grid;
    place-items: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-5);
    border: 6px solid var(--color-bg-subtle);
    box-shadow: 0 0 0 2px var(--color-accent), 0 8px 20px var(--color-accent-glow);
}
.flow__step h3 { font-size: var(--font-size-xl); margin-bottom: var(--space-2); }
.flow__step p { color: var(--color-text-secondary); max-width: 280px; margin: 0 auto; }

@media (max-width: 1023px) {
    .flow__steps { grid-template-columns: 1fr; gap: var(--space-8); }
    .flow__steps::before { display: none; }
}

/* ---------- 6. 효과/통계 (다크) ---------- */
.impact {
    padding: var(--space-24) 0;
    background: var(--color-bg-dark);
    color: var(--color-text-on-dark);
    position: relative;
    overflow: hidden;
}
.impact::before {
    content: "";
    position: absolute;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.20) 0%, transparent 65%);
    filter: blur(80px);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.impact > .container { position: relative; z-index: 1; }
.impact .stats {
    grid-template-columns: repeat(4, 1fr);
}
.impact .stat__value {
    color: var(--color-accent-bright);
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}
.impact .stat__label {
    color: rgba(255, 255, 255, 0.65);
    font-size: var(--font-size-sm);
    margin-top: var(--space-2);
}

@media (max-width: 767px) {
    .impact .stats { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
}

/* ---------- 7. 비교 (Before / After) ---------- */
.compare {
    padding: var(--space-24) 0;
    background: #fff;
}
.compare__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    margin-top: var(--space-12);
}
.compare__col {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
}
.compare__col--before {
    background: var(--color-bg-subtle);
}
.compare__col--after {
    border: 2px solid var(--color-accent);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.12);
}
.compare__col h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.compare__col--before h3 { color: var(--color-text-muted); }
.compare__col--after  h3 { color: var(--color-accent); }
.compare__list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.compare__list li {
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    line-height: var(--leading-relaxed);
}
.compare__list li:last-child { border-bottom: 0; }
.compare__list li svg {
    width: 20px; height: 20px;
    flex-shrink: 0;
    margin-top: 4px;
}
.compare__col--before .compare__list svg { color: var(--color-text-muted); }
.compare__col--after  .compare__list svg { color: var(--color-accent); }

@media (max-width: 767px) {
    .compare__grid { grid-template-columns: 1fr; }
}

/* ---------- 8. 마무리 CTA ---------- */
.final-cta {
    padding: var(--space-24) 0;
    background: var(--color-bg-dark);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.final-cta::before {
    content: "";
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.28) 0%, transparent 65%);
    filter: blur(80px);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.final-cta > .container { position: relative; z-index: 1; }
.final-cta h2 {
    color: #fff;
    margin-bottom: var(--space-5);
}
.final-cta p {
    color: rgba(255, 255, 255, 0.78);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.75;
}
.final-cta__buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}
.final-cta__contact {
    margin-top: var(--space-8);
    color: rgba(255, 255, 255, 0.55);
    font-size: var(--font-size-sm);
}
.final-cta__contact a {
    color: var(--color-accent-bright);
    font-weight: 700;
}