*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

.hero {
    position: relative;
    height: 78vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    background: #000;
  }

.hero-inner {
    display: flex;
    width: 100%;
    height: 88%;
    gap: 0;
    background: transparent;
    padding: 0;
    position: relative;
    overflow: hidden;
  }

.hero-inner::before,
  .hero-inner::after {
    content: '';
    position: absolute;
    left: 0; right: 0;
    height: 4px;
    background: var(--orange);
    z-index: 5;
    box-shadow: 0 0 18px rgba(235,110,42,0.6);
  }

.hero-inner::before { top: 0; }

.hero-inner::after  { bottom: 0; }

.hero-panel {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: #040608;
  }

.hero-panel:nth-child(1) {
    clip-path: polygon(0 0, 100% 0, 91% 100%, 0 100%);
    z-index: 3;
    flex: 1.08;
  }

.hero-panel:nth-child(2) {
    clip-path: polygon(0 0, 100% 0, 91% 100%, 0 100%);
    margin-left: -3%;
    z-index: 2;
    flex: 1.18;
  }

.hero-panel:nth-child(3) {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    margin-left: -9%;
    z-index: 1;
    flex: 1.18;
  }

.hero-panel:nth-child(1)::after,
  .hero-panel:nth-child(2)::after {
    content: '';
    position: absolute;
    inset: 0;
    background: none;
    /* SVG diagonal line from top-right (91%) to bottom-right (100%) matching clip-path */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25'%3E%3Cline x1='100%25' y1='0' x2='91%25' y2='100%25' stroke='%23eb6e2a' stroke-width='10' stroke-linecap='round'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 5;
    filter: drop-shadow(0 0 5px rgba(235,110,42,0.9));
  }

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    filter: brightness(0.6) saturate(0.7);
    transition: filter 0.4s ease, transform 0.6s ease;
  }

.hero-img-erc {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 50%; left:42%;
    transform: translate(-50%, -50%);
    filter: brightness(0.6) saturate(0.7);
    transition: filter 0.4s ease, transform 0.6s ease;
  }

.hero-panel:hover .hero-img {
    filter: brightness(0.75) saturate(1);
    transform: translate(-50%, -50%) scale(1.04);
  }

.hero-panel:hover .hero-img-erc {
    filter: brightness(0.75) saturate(1);
    transform: translate(-50%, -50%) scale(1.04);
  }

.hero-panel-label {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-head);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    z-index: 2;
    white-space: nowrap;
    transition: color 0.3s;
  }

.hero-panel:hover .hero-panel-label { color: var(--orange); }

.hero-center-title {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 3;
    pointer-events: none;
  }

.hero-center-title h1 {
    font-family: var(--font-head);
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 900;
    color: var(--orange);
    letter-spacing: 10px;
    text-shadow: 0 0 60px rgba(235,110,42,0.5), 0 4px 20px rgba(0,0,0,0.8);
    line-height: 1;
    animation: fadeUp 0.8s ease both;
  }

.hero-center-title p {
    font-family: var(--font-head);
    font-size: 0.65rem;
    letter-spacing: 5px;
    color: rgba(255,255,255,0.5);
    margin-top: 12px;
    animation: fadeUp 0.8s ease 0.2s both;
  }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

.what-is-erc {
    padding: 100px 8vw;
    max-width: 1100px;
    margin: 0 auto;
  }

.section-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 60px;
  }

.section-header h2 {
    font-family: var(--font-head);
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: 4px;
    white-space: nowrap;
  }

.section-header h2 em { color: var(--orange); font-style: normal; }

.h-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, rgba(235,110,42,0.4), transparent);
  }

.erc-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

.erc-description {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-grey);
    font-weight: 300;
  }

.erc-description strong {
    color: var(--text-light);
    font-weight: 600;
  }

.erc-description strong.accent { color: var(--orange); }

.erc-description p + p { margin-top: 22px; }

.erc-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 36px;
  }

.tag {
    padding: 7px 16px;
    border: 1px solid rgba(235,110,42,0.3);
    border-radius: 4px;
    font-family: var(--font-head);
    font-size: 0.62rem;
    letter-spacing: 1.5px;
    color: var(--orange);
    background: var(--orange-dim);
    text-transform: uppercase;
    transition: all 0.2s;
  }

.tag:hover {
    background: rgba(235,110,42,0.2);
    border-color: var(--orange);
  }

.erc-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

.stat-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px 30px;
    display: flex;
    align-items: center;
    gap: 22px;
    transition: border-color 0.3s, box-shadow 0.3s;
  }

.stat-box:hover {
    border-color: rgba(235,110,42,0.3);
    box-shadow: var(--glow-o);
  }

.stat-number {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 900;
    color: var(--orange);
    min-width: 100px;
    line-height: 1;
  }

.stat-label {
    font-size: 0.85rem;
    color: var(--text-grey);
    font-weight: 300;
    line-height: 1.5;
  }

.stat-label strong {
    display: block;
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 3px;
  }

.tasks-section {
    background: var(--bg-mid);
    padding: 100px 8vw;
  }

.tasks-hint {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    font-family: var(--font-head);
    margin-bottom: 30px;
    text-transform: uppercase;
  }

.tasks-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    max-width: 1100px;
    margin: 0 auto;
  }

.task-card {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 30px 20px 24px;
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 14px;
    min-height: 160px;
  }

.task-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--orange);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s ease;
  }

.task-card:hover::after,
  .task-card.active::after { transform: scaleX(1); }

.task-card:hover {
    border-color: rgba(235,110,42,0.3);
    transform: translateY(-5px);
    box-shadow: var(--glow-o);
  }

.task-card.active {
    border-color: var(--orange);
    background: var(--orange-dim);
    box-shadow: var(--glow-o);
  }

.task-icon {
    font-size: 28px;
    line-height: 1;
  }

.task-name {
    font-family: var(--font-head);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--text-light);
    text-align: center;
    text-transform: uppercase;
  }

.task-card.active .task-name { color: var(--orange); }

.task-desc {
    display: none;
    font-size: 0.82rem;
    color: var(--text-grey);
    text-align: center;
    line-height: 1.65;
    font-weight: 300;
  }

.task-card.active .task-desc { display: block; }

.timeline-section {
    padding: 100px 8vw;
    background: var(--bg-dark);
  }

.timeline-wrap {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    padding-top: 20px;
  }

.timeline-line {
    position: absolute;
    top: 30px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: linear-gradient(to right, var(--orange) 10%, rgba(235,110,42,0.15) 100%);
  }

.timeline-nodes {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    position: relative;
    z-index: 1;
  }

.timeline-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    cursor: pointer;
    padding: 0 4px;
    transition: all 0.2s;
  }

.timeline-node:hover { transform: translateY(-3px); }

.node-dot {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 2px solid rgba(235,110,42,0.35);
    margin-bottom: 18px;
    transition: all 0.3s;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
  }

.node-dot-blue {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 2px solid rgba(0,150,255,0.35);
    margin-bottom: 18px;
    transition: all 0.3s;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
  }

.timeline-node.active .node-dot {
    background: var(--orange);
    border-color: var(--orange);
    width: 30px;
    height: 30px;
    margin-top: -4px;
    box-shadow: 0 0 20px rgba(235,110,42,0.6);
    animation: nodePulse 2s ease-in-out infinite;
    font-size: 14px;
  }

.timeline-node.blue .node-dot-blue {
    background: var(--blue);
    border-color: var(--blue);
    width: 30px;
    height: 30px;
    margin-top: -4px;
    box-shadow: 0 0 20px rgba(0,150,255,0.6);
    animation: nodePulseBlue 2s ease-in-out infinite;
    font-size: 14px;
  }

.timeline-node:not(.active) .node-dot { border-color: var(--text-muted); }

.timeline-node.blue .node-label { color: var(--blue); }

@keyframes nodePulse {
    0%, 100% { box-shadow: 0 0 10px rgba(235,110,42,0.4); }
    50% { box-shadow: 0 0 25px rgba(235,110,42,0.8); }
  }

@keyframes nodePulseBlue {
  0%, 100% { box-shadow: 0 0 10px rgba(0,150,255,0.4); }
  50% { box-shadow: 0 0 25px rgba(0,150,255,0.8); }
  }

.node-label {
    font-family: var(--font-head);
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--orange);
    text-align: center;
    text-transform: uppercase;
    margin-bottom: 5px;
  }

.timeline-node:not(.active) .node-label { color: var(--text-muted); }

.timeline-node.blue .node-label { color: var(--blue); }

.node-desc {
    font-size: 0.78rem;
    color: var(--text-grey);
    text-align: center;
    font-weight: 600;
    margin-bottom: 3px;
  }

.node-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-align: center;
    font-weight: 300;
    font-style: italic;
  }

.location-strip {
    background: var(--orange);
    padding: 50px 8vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }

.location-left h3 {
    font-family: var(--font-head);
    font-size: 0.68rem;
    letter-spacing: 4px;
    color: rgba(0,0,0,0.5);
    margin-bottom: 10px;
  }

.location-left p {
    font-family: var(--font-head);
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    font-weight: 900;
    color: #000;
    letter-spacing: 2px;
    line-height: 1.2;
  }

.location-right {
    display: flex;
    gap: 40px;
    align-items: center;
  }

.loc-stat {
    text-align: center;
  }

.loc-stat .num {
    font-family: var(--font-head);
    font-size: 2rem;
    font-weight: 900;
    color: #000;
    line-height: 1;
  }

.loc-stat .lbl {
    font-size: 0.78rem;
    color: rgba(0,0,0,0.6);
    font-weight: 600;
    margin-top: 4px;
    letter-spacing: 1px;
    text-transform: uppercase;
  }

.loc-divider {
    width: 1px;
    height: 50px;
    background: rgba(0,0,0,0.2);
  }

.reveal-d1 { transition-delay: 0.08s; }

.reveal-d2 { transition-delay: 0.16s; }

.reveal-d3 { transition-delay: 0.24s; }

.reveal-d4 { transition-delay: 0.32s; }

.icon-label { font-size: 1.1rem; min-width: 22px; margin-top: 2px; }
@media (max-width: 768px) {
    .hero { height: 60vh; }
    .hero-panel:nth-child(1),
    .hero-panel:nth-child(3) { display: none; }
    .hero-panel:nth-child(2) {
      clip-path: none;
      margin-left: 0;
      flex: 1;
    }
    .hero-panel:nth-child(2)::after { display: none; }
    .what-is-erc { padding: 70px 6vw; }
    .erc-layout { grid-template-columns: 1fr; gap: 40px; }
    .section-header { flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
    .section-header h2 { font-size: 1.5rem; letter-spacing: 2px; white-space: normal; }
    .erc-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .location-strip { flex-direction: column; text-align: center; gap: 24px; padding: 40px 6vw; }
    .location-right { justify-content: center; }
    .tasks-section { padding: 70px 6vw; }
    .tasks-grid { grid-template-columns: repeat(2, 1fr); }
    .timeline-section { padding: 70px 6vw; }
    .timeline-line { display: none; }
    .timeline-nodes {
      grid-template-columns: repeat(2, 1fr);
      gap: 28px 16px;
    }
    .timeline-node { align-items: flex-start; }
    .node-dot, .node-dot-blue { margin-bottom: 12px; }
    .node-label { text-align: left; }
    .node-desc { text-align: left; }
    .node-sub { text-align: left; }
}

@media (max-width: 480px) {
    .hero { height: 50vh; }
    .hero-center-title h1 { font-size: clamp(2.5rem, 14vw, 5rem); letter-spacing: 6px; }
    .what-is-erc { padding: 55px 5vw; }
    .section-header h2 { font-size: 1.15rem; letter-spacing: 1.5px; }
    .erc-stats { grid-template-columns: 1fr; }
    .stat-box { padding: 20px; }
    .stat-number { font-size: 1.3rem; min-width: 60px; }
    .tasks-section { padding: 55px 5vw; }
    .tasks-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .task-card { padding: 22px 14px; min-height: 120px; }
    .task-icon { font-size: 22px; }
    .task-name { font-size: 0.6rem; }
    .timeline-section { padding: 55px 5vw; }
    .timeline-nodes { grid-template-columns: 1fr; gap: 20px; }
    .timeline-node { flex-direction: row; align-items: center; gap: 16px; }
    .node-dot, .node-dot-blue { margin-bottom: 0; flex-shrink: 0; }
    .location-right { gap: 20px; }
    .loc-stat .num { font-size: 1.5rem; }
    .erc-tags { gap: 8px; }
    .tag { font-size: 0.58rem; padding: 5px 12px; }
}