* {
    box-sizing: border-box;
}
html, body {
    margin: 0;
    min-height: 100%;
}
html {
    background: #dfe8f1;
}
body.scm-public {
    min-height: 100vh;
    overflow-x: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    color: #11213a;
    background:
        radial-gradient(circle at 15% 10%, rgba(78,132,189,.12), transparent 30%),
        radial-gradient(circle at 85% 15%, rgba(12, 188, 173, .12), transparent 26%),
        linear-gradient(180deg, #dfe8f1 0%, #eff4f9 42%, #f8fafc 100%);
}
.scm-preview-bar {
    position: fixed;
    z-index: 1000003;
    top: 0;
    left: 0;
    right: 0;
    padding: 10px 16px;
    text-align: center;
    background: #15304d;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
}
.scm-public-shell {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 34px 20px;
    isolation: isolate;
}
.scm-preview-bar + .scm-public-shell {
    padding-top: 72px;
}

/* ---------- WORLD / BACKGROUND SCENE ---------- */
.scm-world-scene {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.scm-world-scene::before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 6%;
    width: min(1350px, 96vw);
    height: min(620px, 68vh);
    transform: translateX(-50%);
    background:
        radial-gradient(circle at 50% 55%, rgba(15,95,168,.12), transparent 48%),
        radial-gradient(circle at 20% 75%, rgba(39, 179, 145, .10), transparent 35%),
        radial-gradient(circle at 82% 78%, rgba(215, 107, 0, .08), transparent 30%);
    filter: blur(24px);
}
.scm-world-aura {
    position: absolute;
    border-radius: 50%;
    filter: blur(20px);
    opacity: .55;
}
.scm-world-aura-1 {
    left: 8%;
    top: 10%;
    width: 340px;
    height: 340px;
    background: radial-gradient(circle, rgba(15,95,168,.15), rgba(15,95,168,0));
    animation: scmFloatAura 8s ease-in-out infinite;
}
.scm-world-aura-2 {
    right: 10%;
    top: 18%;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(0,161,180,.16), rgba(0,161,180,0));
    animation: scmFloatAura 9.5s ease-in-out infinite reverse;
}
.scm-world-ground {
    position: absolute;
    left: 50%;
    bottom: 6%;
    width: min(1180px, 92vw);
    height: min(500px, 58vh);
    transform: translateX(-50%);
    border-radius: 32px;
    background:
        linear-gradient(180deg, rgba(255,255,255,.16), rgba(255,255,255,0)),
        linear-gradient(135deg, #ecf5f7 0%, #e4eef4 100%);
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,.55),
        0 18px 50px rgba(53, 86, 118, .08);
}
.scm-world-grid {
    position: absolute;
    left: 50%;
    bottom: 9%;
    width: min(1120px, 88vw);
    height: min(420px, 52vh);
    transform: translateX(-50%);
    background-image:
        linear-gradient(rgba(123, 145, 170, .12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(123, 145, 170, .12) 1px, transparent 1px);
    background-size: 48px 48px;
    transform-origin: center bottom;
    transform: translateX(-50%) perspective(900px) rotateX(68deg);
    opacity: .55;
}
.scm-hill {
    position: absolute;
    bottom: 12%;
    background: linear-gradient(180deg, rgba(178, 219, 191, .95), rgba(122, 181, 141, .92));
    border-radius: 50%;
    filter: saturate(.9);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,.22);
}
.scm-hill-1 { left: 8%; width: 300px; height: 100px; }
.scm-hill-2 { right: 15%; width: 380px; height: 120px; }
.scm-hill-3 { left: 34%; width: 220px; height: 68px; bottom: 18%; opacity: .72; }
.scm-river {
    position: absolute;
    left: 9%;
    bottom: 15%;
    width: 260px;
    height: 80px;
    border-radius: 40px;
    background: linear-gradient(90deg, rgba(89,161,214,.0), rgba(89,161,214,.46), rgba(89,161,214,.0));
    transform: rotate(-14deg);
    opacity: .58;
    filter: blur(1px);
}
.scm-road {
    position: absolute;
    border-radius: 999px;
    background:
        linear-gradient(180deg, #5f6672 0%, #47515d 100%);
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,.08),
        0 8px 18px rgba(36, 45, 60, .12);
}
.scm-road::after {
    content: "";
    position: absolute;
    inset: 50% 8% auto 8%;
    height: 3px;
    transform: translateY(-50%);
    background:
        repeating-linear-gradient(90deg,
            rgba(255,255,255,.0) 0 14px,
            rgba(255,255,255,.68) 14px 24px);
}
.scm-road-main {
    left: 14%;
    bottom: 17%;
    width: 360px;
    height: 32px;
    transform: rotate(-11deg);
}
.scm-road-branch {
    right: 18%;
    bottom: 20%;
    width: 260px;
    height: 28px;
    transform: rotate(19deg);
}
.scm-car {
    position: absolute;
    width: 22px;
    height: 12px;
    border-radius: 5px;
    background: linear-gradient(180deg, #0f5fa8, #083d73);
    box-shadow: 0 2px 6px rgba(17,33,58,.18);
}
.scm-car::before,
.scm-car::after {
    content: "";
    position: absolute;
    bottom: -3px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #2c3340;
}
.scm-car::before { left: 3px; }
.scm-car::after { right: 3px; }
.scm-car-1 {
    left: 16%;
    bottom: 18.1%;
    animation: scmCarMain 11s linear infinite;
}
.scm-car-2 {
    left: 24%;
    bottom: 18.4%;
    width: 20px;
    background: linear-gradient(180deg, #00a1b4, #00707d);
    animation: scmCarMain 14s linear infinite reverse;
}
.scm-car-3 {
    right: 28%;
    bottom: 22.7%;
    background: linear-gradient(180deg, #ea6a00, #bd5200);
    animation: scmCarBranch 10s linear infinite;
}
.scm-district {
    position: absolute;
}
.scm-district-city {
    left: 12%;
    bottom: 28%;
    width: 300px;
    height: 180px;
}
.scm-district-industry {
    right: 12%;
    bottom: 27%;
    width: 300px;
    height: 170px;
}
.scm-building,
.scm-industrial {
    position: absolute;
    border-radius: 8px 8px 3px 3px;
    background: linear-gradient(180deg, #ffffff, #dfe7ee);
    box-shadow:
        inset 0 -10px 0 rgba(6, 52, 94, .05),
        0 10px 18px rgba(17,33,58,.08);
}
.scm-building::before,
.scm-building::after,
.scm-industrial::before,
.scm-industrial::after {
    content: "";
    position: absolute;
    inset: 8px;
    border-radius: 4px;
    background-image:
        linear-gradient(rgba(15,95,168,.18) 2px, transparent 2px),
        linear-gradient(90deg, rgba(15,95,168,.18) 2px, transparent 2px);
    background-size: 16px 16px;
    opacity: .55;
}
.scm-building-1 { left: 10px; bottom: 10px; width: 58px; height: 90px; }
.scm-building-2 { left: 74px; bottom: 12px; width: 72px; height: 120px; }
.scm-building-3 { left: 152px; bottom: 18px; width: 56px; height: 76px; }
.scm-building-4 { left: 216px; bottom: 8px; width: 64px; height: 104px; }
.scm-building-5 { left: 116px; bottom: 96px; width: 54px; height: 64px; }
.scm-building-6 { left: 184px; bottom: 104px; width: 42px; height: 52px; }

.scm-industrial {
    border-radius: 8px;
    background: linear-gradient(180deg, #f5fbff, #dae4ec);
}
.scm-industrial::before,
.scm-industrial::after {
    inset: auto;
    background: none;
}
.scm-industrial-1 {
    left: 8px;
    bottom: 10px;
    width: 120px;
    height: 70px;
}
.scm-industrial-1::before {
    left: 14px;
    top: -38px;
    width: 18px;
    height: 46px;
    border-radius: 6px 6px 0 0;
    background: linear-gradient(180deg, #dee6ee, #cad6e2);
    box-shadow: 34px 10px 0 0 #d8e2eb;
}
.scm-industrial-2 {
    left: 136px;
    bottom: 24px;
    width: 82px;
    height: 54px;
}
.scm-industrial-2::before {
    left: 10px;
    top: -20px;
    width: 20px;
    height: 20px;
    background: linear-gradient(180deg, #ffffff, #e8eef4);
    transform: rotate(45deg);
    border-radius: 3px;
}
.scm-industrial-3 {
    left: 220px;
    bottom: 12px;
    width: 58px;
    height: 78px;
}
.scm-industrial-3::before {
    left: 10px;
    top: 12px;
    width: 38px;
    height: 10px;
    border-radius: 3px;
    background: rgba(15,95,168,.12);
    box-shadow: 0 16px 0 0 rgba(15,95,168,.12), 0 32px 0 0 rgba(15,95,168,.12);
}
.scm-forest {
    position: absolute;
    display: flex;
    gap: 14px;
}
.scm-forest-left { left: 10%; bottom: 13%; }
.scm-forest-right { right: 14%; bottom: 15%; }
.scm-tree {
    position: relative;
    width: 20px;
    height: 20px;
    border-radius: 50% 50% 42% 42%;
    background: linear-gradient(180deg, #55ba8e, #2d8b64);
    box-shadow: inset 0 -2px 0 rgba(6, 70, 33, .14);
}
.scm-tree::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -7px;
    width: 4px;
    height: 8px;
    transform: translateX(-50%);
    background: #76583f;
    border-radius: 2px;
}
.scm-substation {
    position: absolute;
    left: 50%;
    bottom: 24%;
    width: 170px;
    height: 92px;
    transform: translateX(-50%);
}
.scm-substation-core {
    position: absolute;
    inset: 20px 0 0;
    border-radius: 14px;
    background:
        linear-gradient(180deg, #ffffff, #e8eef4);
    box-shadow:
        inset 0 0 0 1px rgba(15,95,168,.10),
        0 12px 22px rgba(17,33,58,.10);
}
.scm-substation-core::before {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    top: 18px;
    height: 8px;
    border-radius: 999px;
    background: rgba(15,95,168,.12);
    box-shadow:
        0 18px 0 rgba(15,95,168,.12),
        0 36px 0 rgba(15,95,168,.12);
}
.scm-substation-tower {
    position: absolute;
    top: 0;
    width: 24px;
    height: 38px;
    border-radius: 6px 6px 0 0;
    background: linear-gradient(180deg, #eff5fb, #d9e2eb);
}
.scm-substation-tower-1 { left: 30px; }
.scm-substation-tower-2 { right: 30px; }
.scm-substation-pulse {
    position: absolute;
    left: 50%;
    top: 34px;
    width: 18px;
    height: 18px;
    transform: translateX(-50%);
    border-radius: 50%;
    background: rgba(0,161,180,.85);
    box-shadow: 0 0 0 0 rgba(0,161,180,.34);
    animation: scmPulseCore 2.4s ease-in-out infinite;
}
.scm-pylon {
    position: absolute;
    width: 36px;
    height: 110px;
}
.scm-pylon::before {
    content: "";
    position: absolute;
    inset: auto 0 0;
    width: 100%;
    height: 100%;
    clip-path: polygon(46% 0, 54% 0, 62% 20%, 82% 100%, 68% 100%, 54% 48%, 54% 100%, 46% 100%, 46% 48%, 32% 100%, 18% 100%, 38% 20%);
    background: linear-gradient(180deg, #6f7c8b, #4d5763);
}
.scm-pylon span {
    position: absolute;
    left: 50%;
    top: 22px;
    width: 78px;
    height: 4px;
    transform: translateX(-50%);
    border-radius: 2px;
    background: linear-gradient(90deg, #4d5763, #6f7c8b);
    box-shadow: 0 22px 0 #5b6674, 0 44px 0 #647181;
}
.scm-pylon-1 { left: 32%; bottom: 36%; transform: scale(.95); }
.scm-pylon-2 { left: 43%; bottom: 44%; transform: scale(1.04); }
.scm-pylon-3 { right: 33%; bottom: 38%; transform: scale(.98); }
.scm-pylon-4 { right: 22%; bottom: 30%; transform: scale(.88); }
.scm-wire {
    position: absolute;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(90,100,120,.72), rgba(90,100,120,.52));
    transform-origin: left center;
}
.scm-wire-1 {
    left: 34.2%;
    bottom: 50.5%;
    width: 164px;
    transform: rotate(-4deg);
}
.scm-wire-2 {
    left: 44.7%;
    bottom: 56.8%;
    width: 260px;
    transform: rotate(3deg);
}
.scm-wire-3 {
    right: 20.2%;
    bottom: 44.8%;
    width: 170px;
    transform: rotate(-7deg);
}
.scm-wire-4 {
    left: 48.7%;
    bottom: 49.2%;
    width: 105px;
    transform: rotate(1deg);
    opacity: .65;
}
.scm-pulse {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #5cf1da;
    box-shadow: 0 0 14px rgba(92, 241, 218, .6);
}
.scm-pulse-1 {
    left: 34.5%;
    bottom: 50.3%;
    animation: scmWirePulse1 4.6s linear infinite;
}
.scm-pulse-2 {
    left: 44.8%;
    bottom: 56.4%;
    background: #7bc9ff;
    box-shadow: 0 0 14px rgba(123, 201, 255, .6);
    animation: scmWirePulse2 5.4s linear infinite;
}
.scm-incident {
    position: absolute;
    width: 26px;
    height: 26px;
}
.scm-incident-1 {
    left: 51.8%;
    bottom: 51.1%;
    animation: scmIncidentShift1 8s ease-in-out infinite;
}
.scm-incident-2 {
    right: 22.3%;
    bottom: 46.4%;
    opacity: .25;
    transform: scale(.85);
}
.scm-incident-ring,
.scm-incident-core {
    position: absolute;
    inset: 0;
    border-radius: 50%;
}
.scm-incident-ring {
    border: 2px solid rgba(230, 74, 58, .7);
    animation: scmIncidentRing 1.8s ease-out infinite;
}
.scm-incident-core {
    inset: 8px;
    background: radial-gradient(circle, #ff9078, #d43129);
    box-shadow: 0 0 14px rgba(212,49,41,.48);
}
.scm-spark {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 3px;
    height: 16px;
    margin-left: -1px;
    margin-top: -8px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(255,231,124,.0), rgba(255,209,77,.92), rgba(255,100,51,0));
    transform-origin: center center;
    animation: scmSpark 1s linear infinite;
}
.scm-spark:nth-child(3) { transform: rotate(28deg); animation-delay: .15s; }
.scm-spark:nth-child(4) { transform: rotate(-28deg); animation-delay: .32s; }
.scm-spark:nth-child(5) { transform: rotate(62deg); animation-delay: .46s; }

.scm-helicopter {
    position: absolute;
    left: 43%;
    bottom: 61%;
    width: 96px;
    height: 58px;
    animation: scmHelicopterFlight 12s ease-in-out infinite;
    filter: drop-shadow(0 10px 20px rgba(17,33,58,.10));
}
.scm-helicopter-body {
    position: absolute;
    left: 18px;
    top: 18px;
    width: 42px;
    height: 22px;
    border-radius: 18px 18px 14px 14px;
    background: linear-gradient(180deg, #1670be, #0f5fa8);
}
.scm-helicopter-body::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 5px;
    width: 18px;
    height: 8px;
    border-radius: 6px;
    background: rgba(255,255,255,.35);
}
.scm-helicopter-body::after {
    content: "";
    position: absolute;
    right: -7px;
    top: 8px;
    width: 10px;
    height: 8px;
    border-radius: 50%;
    background: #ff915b;
}
.scm-helicopter-tail {
    position: absolute;
    left: 58px;
    top: 26px;
    width: 24px;
    height: 4px;
    border-radius: 2px;
    background: #0f5fa8;
}
.scm-helicopter-tail::after {
    content: "";
    position: absolute;
    right: -4px;
    top: -5px;
    width: 4px;
    height: 14px;
    border-radius: 2px;
    background: #0f5fa8;
}
.scm-helicopter-rotor {
    position: absolute;
    left: 8px;
    top: 14px;
    width: 58px;
    height: 4px;
    border-radius: 999px;
    background: rgba(28,36,46,.72);
}
.scm-helicopter-rotor::before,
.scm-helicopter-rotor::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 70px;
    height: 2px;
    margin-left: -35px;
    margin-top: -1px;
    background: linear-gradient(90deg, rgba(28,36,46,0), rgba(28,36,46,.55), rgba(28,36,46,0));
    animation: scmRotor 0.16s linear infinite;
}
.scm-helicopter-rotor::after {
    transform: rotate(90deg);
}
.scm-helicopter-skid {
    position: absolute;
    top: 42px;
    width: 24px;
    height: 3px;
    border-radius: 999px;
    background: #46515d;
}
.scm-helicopter-skid-1 { left: 18px; }
.scm-helicopter-skid-2 { left: 40px; }
.scm-helicopter-rope {
    position: absolute;
    left: 38px;
    top: 40px;
    width: 2px;
    height: 48px;
    background: linear-gradient(180deg, rgba(88,101,114,.16), rgba(88,101,114,.82));
    transform-origin: top center;
    animation: scmRope 12s ease-in-out infinite;
}
.scm-helicopter-tech {
    position: absolute;
    left: 34px;
    top: 72px;
    width: 10px;
    height: 16px;
    border-radius: 5px;
    background: linear-gradient(180deg, #ffd24e, #eb8d16);
    box-shadow: 0 0 8px rgba(255,180,0,.28);
    animation: scmTech 12s ease-in-out infinite;
}
.scm-helicopter-tech::before {
    content: "";
    position: absolute;
    left: 2px;
    top: -5px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ffdca0;
}

/* ---------- CARD ---------- */
.scm-public-card {
    position: relative;
    z-index: 1;
    width: min(760px, 100%);
    padding: 56px 58px;
    background: rgba(255,255,255,.96);
    border-radius: 18px;
    box-shadow: 0 22px 70px rgba(18, 25, 38, .16);
    text-align: center;
    border-top: 10px solid #0f5fa8;
    overflow: hidden;
    backdrop-filter: blur(6px);
}
.scm-public-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,0));
    pointer-events: none;
}
.scm-energy-line {
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #0f5fa8 0%, #3fc8ff 45%, #17d4c1 100%);
}
.scm-public-level-2 .scm-public-card { border-top-color: #0086c9; }
.scm-public-level-3 .scm-public-card { border-top-color: #00a1b4; }
.scm-public-level-4 .scm-public-card { border-top-color: #d8a100; }
.scm-public-level-5 .scm-public-card { border-top-color: #ea6a00; }
.scm-public-level-6 .scm-public-card { border-top-color: #c4372f; }

.scm-site-name {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #667085;
    margin-bottom: 30px;
}
.scm-icon {
    width: 82px;
    height: 82px;
    margin: 0 auto 18px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-size: 38px;
    line-height: 1;
    font-weight: 900;
    background: #e8f2fb;
    color: #0f5fa8;
    box-shadow: inset 0 0 0 1px rgba(15,95,168,.08);
}
.scm-badge {
    display: inline-block;
    margin-bottom: 10px;
    padding: 7px 12px;
    border-radius: 999px;
    background: #e8f2fb;
    color: #0f5fa8;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .08em;
}
.scm-sub-badge {
    margin-bottom: 14px;
    font-size: 14px;
    font-weight: 700;
    color: #667085;
}
.scm-public h1 {
    margin: 0;
    font-size: clamp(30px, 6vw, 48px);
    line-height: 1.08;
    letter-spacing: -.025em;
}
.scm-message {
    max-width: 610px;
    margin: 22px auto 30px;
    color: #475467;
    font-size: 18px;
    line-height: 1.65;
}
.scm-main-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 13px 26px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 750;
    font-size: 16px;
    background: #0f5fa8;
    color: #fff;
    transition: transform .12s ease, opacity .12s ease, box-shadow .12s ease;
    box-shadow: 0 8px 18px rgba(15,95,168,.18);
}
.scm-main-button:hover,
.scm-main-button:focus {
    color: #fff;
    opacity: .95;
    transform: translateY(-1px);
}
.scm-note {
    margin: 16px 0 0;
    color: #98a2b3;
    font-size: 13px;
}

.scm-public-level-2 .scm-icon,
.scm-public-level-2 .scm-badge { background: #e6f5fc; color: #0086c9; }
.scm-public-level-3 .scm-icon,
.scm-public-level-3 .scm-badge { background: #e7fbfb; color: #008d98; }
.scm-public-level-4 .scm-icon,
.scm-public-level-4 .scm-badge { background: #fff6da; color: #a47a00; }
.scm-public-level-5 .scm-icon,
.scm-public-level-5 .scm-badge { background: #fff0e6; color: #bf5400; }
.scm-public-level-6 .scm-icon,
.scm-public-level-6 .scm-badge { background: #fee8e7; color: #b42318; }

.scm-public-level-2 .scm-main-button { background: #0086c9; box-shadow: 0 8px 18px rgba(0,134,201,.18); }
.scm-public-level-3 .scm-main-button { background: #00a1b4; box-shadow: 0 8px 18px rgba(0,161,180,.18); }
.scm-public-level-4 .scm-main-button { background: #d8a100; box-shadow: 0 8px 18px rgba(216,161,0,.18); }
.scm-public-level-5 .scm-main-button { background: #ea6a00; box-shadow: 0 8px 18px rgba(234,106,0,.18); }
.scm-public-level-6 .scm-main-button { background: #c4372f; box-shadow: 0 8px 18px rgba(196,55,47,.18); }

/* level intensity */
.scm-public-level-1 .scm-incident-2 { opacity: .08; }
.scm-public-level-2 .scm-incident-2 { opacity: .12; }
.scm-public-level-3 .scm-incident-2 { opacity: .18; }
.scm-public-level-4 .scm-incident-2 { opacity: .34; }
.scm-public-level-5 .scm-incident-2 { opacity: .48; }
.scm-public-level-6 .scm-incident-2 { opacity: .7; }

.scm-public-level-1 .scm-helicopter { animation-duration: 13.8s; }
.scm-public-level-2 .scm-helicopter { animation-duration: 13s; }
.scm-public-level-3 .scm-helicopter { animation-duration: 12.2s; }
.scm-public-level-4 .scm-helicopter { animation-duration: 11.5s; }
.scm-public-level-5 .scm-helicopter { animation-duration: 10.8s; }
.scm-public-level-6 .scm-helicopter { animation-duration: 10.1s; }

.scm-public-level-4 .scm-world-ground,
.scm-public-level-5 .scm-world-ground,
.scm-public-level-6 .scm-world-ground {
    box-shadow:
        inset 0 0 0 1px rgba(255,255,255,.55),
        0 18px 50px rgba(53, 86, 118, .08),
        0 0 0 1px rgba(216,161,0,.06);
}
.scm-public-level-5 .scm-world-ground {
    background: linear-gradient(135deg, #f0f3f8 0%, #e9edf4 100%);
}
.scm-public-level-6 .scm-world-ground {
    background: linear-gradient(135deg, #f4f0f0 0%, #edf2f5 100%);
}

/* ---------- ANIMATION ---------- */
@keyframes scmFloatAura {
    0%, 100% { transform: translate3d(0,0,0) scale(1); }
    50% { transform: translate3d(0,-14px,0) scale(1.05); }
}
@keyframes scmCarMain {
    0% { transform: translate3d(0,0,0) rotate(-11deg); }
    100% { transform: translate3d(290px,-56px,0) rotate(-11deg); }
}
@keyframes scmCarBranch {
    0% { transform: translate3d(0,0,0) rotate(19deg); }
    100% { transform: translate3d(-186px,-64px,0) rotate(19deg); }
}
@keyframes scmPulseCore {
    0% { box-shadow: 0 0 0 0 rgba(0,161,180,.34); transform: translateX(-50%) scale(.96); }
    70% { box-shadow: 0 0 0 14px rgba(0,161,180,0); transform: translateX(-50%) scale(1.08); }
    100% { box-shadow: 0 0 0 0 rgba(0,161,180,0); transform: translateX(-50%) scale(.96); }
}
@keyframes scmWirePulse1 {
    0%   { transform: translate3d(0,0,0); opacity: 0; }
    10%  { opacity: 1; }
    85%  { opacity: 1; }
    100% { transform: translate3d(155px,-10px,0); opacity: 0; }
}
@keyframes scmWirePulse2 {
    0%   { transform: translate3d(0,0,0); opacity: 0; }
    8%   { opacity: 1; }
    90%  { opacity: 1; }
    100% { transform: translate3d(252px,14px,0); opacity: 0; }
}
@keyframes scmIncidentRing {
    0% { transform: scale(.55); opacity: .9; }
    100% { transform: scale(1.5); opacity: 0; }
}
@keyframes scmIncidentShift1 {
    0%, 35%, 100% { transform: translate3d(0,0,0); }
    50% { transform: translate3d(118px,-44px,0); }
}
@keyframes scmSpark {
    0% { opacity: 0; transform: scale(.8) rotate(0deg); }
    20% { opacity: 1; }
    100% { opacity: 0; transform: scale(1.15) rotate(0deg); }
}
@keyframes scmHelicopterFlight {
    0%, 8%   { transform: translate3d(-180px,12px,0); }
    20%, 32% { transform: translate3d(10px,-6px,0); }
    42%, 50% { transform: translate3d(16px,-4px,0); }
    62%, 74% { transform: translate3d(290px,-52px,0); }
    82%, 90% { transform: translate3d(296px,-48px,0); }
    100%     { transform: translate3d(-180px,12px,0); }
}
@keyframes scmRotor {
    0% { opacity: .25; transform: rotate(0deg) scaleX(.8); }
    100% { opacity: .8; transform: rotate(180deg) scaleX(1.08); }
}
@keyframes scmRope {
    0%, 16%, 58%, 100% { height: 24px; opacity: .2; }
    22%, 46% { height: 54px; opacity: .88; }
    66%, 86% { height: 52px; opacity: .88; }
}
@keyframes scmTech {
    0%, 16%, 58%, 100% { transform: translateY(-18px); opacity: 0; }
    24%, 46% { transform: translateY(0); opacity: 1; }
    66%, 86% { transform: translateY(-2px); opacity: 1; }
}

/* accessibility / performance */
@media (prefers-reduced-motion: reduce) {
    .scm-world-scene *,
    .scm-world-aura,
    .scm-helicopter,
    .scm-helicopter *,
    .scm-car,
    .scm-pulse,
    .scm-substation-pulse,
    .scm-incident-ring,
    .scm-spark {
        animation: none !important;
    }
}

/* responsive */
@media (max-width: 1200px) {
    .scm-world-ground {
        width: min(1080px, 94vw);
        height: min(430px, 50vh);
    }
    .scm-world-grid {
        width: min(1000px, 88vw);
        height: min(360px, 44vh);
    }
}
@media (max-width: 820px) {
    .scm-public-card {
        padding: 42px 24px;
        border-radius: 14px;
    }
    .scm-message {
        font-size: 16px;
    }
    .scm-world-ground,
    .scm-world-grid,
    .scm-river,
    .scm-road-branch,
    .scm-district-industry,
    .scm-pylon-4,
    .scm-wire-3,
    .scm-wire-4,
    .scm-incident-2 {
        display: none;
    }
    .scm-world-ground {
        display: block;
        width: min(700px, 94vw);
        height: 250px;
        bottom: 6%;
    }
    .scm-world-grid {
        display: block;
        width: min(640px, 88vw);
        height: 180px;
        bottom: 12%;
    }
    .scm-district-city {
        left: 8%;
        bottom: 21%;
        transform: scale(.82);
        transform-origin: left bottom;
    }
    .scm-substation {
        left: 59%;
        bottom: 21%;
        transform: translateX(-50%) scale(.82);
    }
    .scm-pylon-1 { left: 58%; bottom: 28%; transform: scale(.7); }
    .scm-pylon-2 { left: 70%; bottom: 33%; transform: scale(.74); }
    .scm-pylon-3 { right: 9%; bottom: 27%; transform: scale(.66); }
    .scm-wire-1 { left: 60.2%; bottom: 40.4%; width: 108px; }
    .scm-wire-2 { left: 70.8%; bottom: 43%; width: 90px; }
    .scm-road-main { left: 10%; bottom: 16%; width: 210px; }
    .scm-car-1, .scm-car-2, .scm-car-3 { transform-origin: center center; }
    .scm-helicopter {
        left: 57%;
        bottom: 47%;
        transform: scale(.8);
    }
}
@media (max-width: 560px) {
    .scm-public-shell {
        padding: 20px 12px;
    }
    .scm-preview-bar + .scm-public-shell {
        padding-top: 62px;
    }
    .scm-world-ground,
    .scm-world-grid,
    .scm-hill-2,
    .scm-hill-3,
    .scm-road-main,
    .scm-car,
    .scm-district-city,
    .scm-substation,
    .scm-pylon,
    .scm-wire,
    .scm-pulse,
    .scm-incident-2 {
        display: none;
    }
    .scm-hill-1 {
        width: 220px;
        height: 70px;
        left: 50%;
        transform: translateX(-50%);
        bottom: 13%;
    }
    .scm-forest-left,
    .scm-forest-right {
        bottom: 14%;
        transform: scale(.8);
    }
    .scm-helicopter {
        left: 50%;
        bottom: 29%;
        transform: translateX(-50%) scale(.72);
    }
}