.kd-scroll-surface,
html,
body,
* {
    scrollbar-color: #0f766e #e2e8f0;
    scrollbar-width: auto;
}

::-webkit-scrollbar {
    width: 42px;
    height: 22px;
}

::-webkit-scrollbar-track {
    background:
        linear-gradient(180deg, rgba(248, 250, 252, 0.95), rgba(236, 253, 245, 0.86));
    border-radius: 999px;
}

::-webkit-scrollbar-thumb {
    min-height: 48px;
    border: 4px solid transparent;
    border-radius: 999px;
    background:
        linear-gradient(135deg, #0f766e, #2563eb, #e11d48) border-box;
    background-clip: padding-box, border-box;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.42);
}

::-webkit-scrollbar-thumb:hover {
    background:
        linear-gradient(135deg, #115e59, #1d4ed8, #be123c) border-box;
    background-clip: padding-box, border-box;
}

::-webkit-scrollbar-corner {
    background: transparent;
}

.scrollbar-thumb {
    border-radius: 999px !important;
    background:
        linear-gradient(135deg, #0f766e, #2563eb, #e11d48) !important;
    box-shadow: 0 8px 18px rgba(15, 118, 110, 0.18);
}

.scrollbar-track-y,
.scrollbar-track-x {
    border-radius: 999px !important;
    background: rgba(226, 232, 240, 0.74) !important;
}

.kd-app-loader {
    position: fixed;
    inset: 0;
    z-index: 2147483000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        linear-gradient(135deg, rgba(248, 250, 252, 0.94), rgba(236, 253, 245, 0.9)),
        rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(18px);
    opacity: 1;
    visibility: visible;
    transition: opacity 0.36s ease, visibility 0.36s ease;
}

.kd-app-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.kd-loader-card {
    width: min(360px, 100%);
    padding: 30px 28px;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 28px 70px rgba(15, 118, 110, 0.14);
    text-align: center;
}

.kd-loader-mark {
    position: relative;
    width: 118px;
    height: 118px;
    margin: 0 auto 20px;
}

.kd-loader-ring,
.kd-loader-core,
.kd-loader-orbit {
    position: absolute;
    border-radius: 50%;
}

.kd-loader-ring {
    inset: 0;
    border: 2px solid rgba(15, 118, 110, 0.16);
    border-top-color: #0f766e;
    border-right-color: #2563eb;
    animation: kd-loader-spin 1.05s linear infinite;
}

.kd-loader-core {
    inset: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f766e, #2563eb);
    color: #fff;
    font-size: 36px;
    box-shadow: 0 18px 35px rgba(37, 99, 235, 0.24);
}

.kd-loader-orbit {
    width: 14px;
    height: 14px;
    background: #e11d48;
    box-shadow: 0 0 0 7px rgba(225, 29, 72, 0.11);
}

.kd-loader-orbit-1 {
    top: 8px;
    right: 18px;
    animation: kd-loader-pulse 1.4s ease-in-out infinite;
}

.kd-loader-orbit-2 {
    bottom: 12px;
    left: 16px;
    background: #f59e0b;
    box-shadow: 0 0 0 7px rgba(245, 158, 11, 0.12);
    animation: kd-loader-pulse 1.4s ease-in-out 0.28s infinite;
}

.kd-loader-copy strong,
.kd-loader-copy span {
    display: block;
}

.kd-loader-copy strong {
    color: #0f172a;
    font-size: 20px;
    font-weight: 800;
}

.kd-loader-copy span {
    margin-top: 8px;
    color: #475569;
    font-size: 14px;
    line-height: 1.7;
}

.kd-loader-progress {
    height: 6px;
    margin-top: 22px;
    overflow: hidden;
    border-radius: 999px;
    background: #e2e8f0;
}

.kd-loader-progress span {
    display: block;
    width: 45%;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #0f766e, #2563eb, #e11d48);
    animation: kd-loader-progress 1.1s ease-in-out infinite;
}

html[dir="rtl"] .kd-loader-card {
    direction: rtl;
}

html[dir="rtl"] .kd-loader-progress span {
    animation-name: kd-loader-progress-rtl;
}

@keyframes kd-loader-spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes kd-loader-pulse {
    0%, 100% {
        transform: scale(0.82);
        opacity: 0.62;
    }

    50% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes kd-loader-progress {
    0% {
        transform: translateX(-120%);
    }

    100% {
        transform: translateX(230%);
    }
}

@keyframes kd-loader-progress-rtl {
    0% {
        transform: translateX(230%);
    }

    100% {
        transform: translateX(-120%);
    }
}

@media (prefers-reduced-motion: reduce) {
    .kd-loader-ring,
    .kd-loader-orbit,
    .kd-loader-progress span {
        animation: none;
    }
}