:root {
    --limgo-blue: #2456d8;
    --limgo-blue-dark: #1d49bd;
    --limgo-blue-soft: #edf3ff;
    --limgo-green: #00a86b;
    --limgo-green-soft: #eaf9f3;
    --limgo-ink: #14213d;
    --limgo-muted: #667085;
    --limgo-bg: #f4f6fa;
    --limgo-border: #dce3ec;
    --limgo-white: #ffffff;
    --limgo-shadow: 0 24px 70px rgba(20, 33, 61, 0.12);
}

* {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    min-height: 100%;
    background: var(--limgo-bg);
}

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;
    color: var(--limgo-ink);
    background:
        radial-gradient(circle at 7% 14%, rgba(36, 86, 216, 0.08), transparent 26rem),
        radial-gradient(circle at 94% 84%, rgba(0, 168, 107, 0.07), transparent 28rem),
        var(--limgo-bg);
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    -webkit-font-smoothing: antialiased;
}

button,
a {
    font: inherit;
}

a {
    color: inherit;
}

.page {
    display: grid;
    grid-template-rows: auto 1fr auto;
    min-height: 100vh;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto;
    padding: 24px 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.brand img {
    display: block;
    width: auto;
    height: 48px;
    object-fit: contain;
}

.guest-badge {
    display: inline-flex;
    gap: 9px;
    align-items: center;
    padding: 9px 13px;
    border: 1px solid #caeadc;
    border-radius: 999px;
    color: #08794f;
    background: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    font-weight: 700;
    backdrop-filter: blur(10px);
}

.guest-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--limgo-green);
    box-shadow: 0 0 0 4px rgba(0, 168, 107, 0.12);
}

.site-main {
    display: grid;
    place-items: center;
    width: 100%;
    padding: 28px 24px 48px;
}

.waiting-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(380px, 0.84fr);
    width: min(1040px, 100%);
    overflow: hidden;
    border: 1px solid rgba(220, 227, 236, 0.95);
    border-radius: 28px;
    background: var(--limgo-white);
    box-shadow: var(--limgo-shadow);
}

.waiting-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-width: 0;
    padding: 54px 58px 46px;
    background: var(--limgo-white);
}

.waiting-kicker {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    color: var(--limgo-blue);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.waiting-kicker-icon {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 10px;
    color: var(--limgo-white);
    background: var(--limgo-blue);
    box-shadow: 0 8px 20px rgba(36, 86, 216, 0.24);
}

.waiting-icon {
    display: grid;
    place-items: center;
    width: 76px;
    height: 76px;
    margin-top: 34px;
    border: 1px solid #d9e5ff;
    border-radius: 24px;
    color: var(--limgo-blue);
    background: var(--limgo-blue-soft);
    font-size: 29px;
}

.waiting-title {
    margin: 24px 0 10px;
    color: var(--limgo-ink);
    font-size: clamp(28px, 4vw, 38px);
    line-height: 1.14;
    letter-spacing: -0.035em;
}

.waiting-description {
    max-width: 530px;
    margin: 0;
    color: var(--limgo-muted);
    font-size: 16px;
    line-height: 1.65;
}

.waiting-room-name {
    width: 100%;
    margin-top: 28px;
    padding: 14px 16px;
    border: 1px solid var(--limgo-border);
    border-radius: 14px;
    background: #fbfcfe;
}

.room-label {
    display: block;
    margin-bottom: 5px;
    color: #8b95a7;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.room-value {
    display: flex;
    gap: 9px;
    align-items: center;
    min-width: 0;
    color: var(--limgo-ink);
    font-size: 14px;
    font-weight: 750;
}

.room-value i {
    color: var(--limgo-blue);
}

#waitingRoomNameText {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.waiting-progress {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin-top: 28px;
    padding: 24px 20px 20px;
    border-radius: 16px;
    background: var(--limgo-blue-soft);
}

.waiting-spinner {
    display: flex;
    gap: 7px;
    align-items: center;
    justify-content: center;
    height: 14px;
}

.waiting-spinner-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--limgo-blue);
    animation: limgo-wait 1.3s infinite ease-in-out;
}

.waiting-spinner-dot:nth-child(2) {
    animation-delay: 0.16s;
}

.waiting-spinner-dot:nth-child(3) {
    animation-delay: 0.32s;
}

.waiting-spinner-dot.checking {
    background: var(--limgo-green);
}

@keyframes limgo-wait {
    0%,
    65%,
    100% {
        opacity: 0.3;
        transform: translateY(0);
    }

    32% {
        opacity: 1;
        transform: translateY(-4px);
    }
}

.waiting-status {
    margin: 12px 0 0;
    color: var(--limgo-blue-dark);
    font-size: 14px;
    font-weight: 750;
    text-align: center;
}

.waiting-status.ready {
    color: #08794f;
}

.waiting-elapsed {
    display: flex;
    gap: 7px;
    align-items: center;
    margin: 10px 0 0;
    color: #7e899c;
    font-size: 12px;
}

.waiting-hint {
    display: flex;
    gap: 11px;
    align-items: flex-start;
    width: 100%;
    margin-top: 18px;
    padding: 14px 16px;
    border: 1px solid #dcefe7;
    border-radius: 14px;
    color: #416154;
    background: var(--limgo-green-soft);
    font-size: 13px;
    line-height: 1.5;
}

.waiting-hint i {
    margin-top: 3px;
    color: var(--limgo-green);
}

.waiting-audio-player {
    align-items: center;
    gap: 12px;
    width: 100%;
    margin-top: 18px;
    padding: 12px 14px;
    border: 1px solid var(--limgo-border);
    border-radius: 14px;
    background: #fbfcfe;
}

.waiting-audio-btn {
    display: grid;
    flex: 0 0 auto;
    place-items: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 0;
    border-radius: 11px;
    color: var(--limgo-blue);
    background: var(--limgo-blue-soft);
    cursor: pointer;
}

.waiting-audio-btn:hover {
    color: var(--limgo-white);
    background: var(--limgo-blue);
}

.waiting-audio-copy {
    flex: 1;
    min-width: 0;
    color: var(--limgo-muted);
    font-size: 11px;
}

.waiting-audio-bar {
    height: 4px;
    margin-top: 7px;
    overflow: hidden;
    border-radius: 999px;
    background: #e1e7f0;
}

.waiting-audio-progress {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--limgo-blue);
}

.host-login-link {
    width: 100%;
    margin: 24px 0 0;
    padding-top: 22px;
    border-top: 1px solid var(--limgo-border);
    color: var(--limgo-muted);
    font-size: 13px;
    text-align: center;
}

.host-login-link a {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    margin-left: 5px;
    color: var(--limgo-blue);
    font-weight: 800;
    text-decoration: none;
}

.host-login-link a:hover {
    color: var(--limgo-blue-dark);
}

.lesson-panel {
    position: relative;
    display: flex;
    min-height: 100%;
    overflow: hidden;
    color: var(--limgo-white);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.1), transparent 45%),
        linear-gradient(145deg, #2456d8 0%, #1d49bd 55%, #12348e 100%);
}

.lesson-panel::after {
    position: absolute;
    right: -80px;
    bottom: -100px;
    width: 260px;
    height: 260px;
    border: 40px solid rgba(0, 168, 107, 0.22);
    border-radius: 50%;
    content: "";
}

.lesson-panel-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(2px);
}

.lesson-panel-glow-one {
    top: 70px;
    right: -55px;
    width: 190px;
    height: 190px;
    background: rgba(0, 168, 107, 0.22);
}

.lesson-panel-glow-two {
    top: -80px;
    left: -80px;
    width: 220px;
    height: 220px;
    background: rgba(255, 255, 255, 0.08);
}

.lesson-panel-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 56px 46px 48px;
}

.lesson-panel-label {
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.12em;
}

.lesson-panel h2 {
    margin: 18px 0 13px;
    font-size: 34px;
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.lesson-panel p {
    margin: 0;
    color: rgba(255, 255, 255, 0.78);
    font-size: 14px;
    line-height: 1.65;
}

.lesson-preview {
    margin-top: 30px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    background: rgba(12, 31, 79, 0.6);
    box-shadow: 0 25px 50px rgba(5, 18, 52, 0.28);
}

.lesson-preview-toolbar {
    display: flex;
    gap: 5px;
    align-items: center;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.08);
}

.lesson-preview-toolbar > span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.45);
}

.lesson-preview-toolbar small {
    margin-left: auto;
    color: rgba(255, 255, 255, 0.58);
    font-size: 9px;
}

.lesson-preview-video {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 190px;
    background:
        radial-gradient(circle at 50% 38%, rgba(52, 116, 255, 0.45), transparent 38%),
        #112a65;
}

.teacher-avatar {
    display: grid;
    place-items: center;
    width: 70px;
    height: 70px;
    border: 4px solid rgba(255, 255, 255, 0.16);
    border-radius: 50%;
    color: #dfe8ff;
    background: #2c5ed2;
    font-size: 25px;
}

.student-tile {
    position: absolute;
    top: 14px;
    right: 14px;
    display: grid;
    place-items: center;
    width: 58px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 9px;
    color: rgba(255, 255, 255, 0.75);
    background: rgba(255, 255, 255, 0.12);
    font-size: 13px;
}

.call-controls {
    position: absolute;
    bottom: 15px;
    display: flex;
    gap: 8px;
}

.call-controls span {
    display: grid;
    place-items: center;
    width: 31px;
    height: 31px;
    border-radius: 10px;
    color: var(--limgo-white);
    background: rgba(255, 255, 255, 0.16);
    font-size: 10px;
}

.call-controls .call-control-end {
    background: #ef476f;
    transform: rotate(135deg);
}

.call-control-end i {
    transform: rotate(-135deg);
}

.lesson-benefits {
    display: grid;
    gap: 11px;
    margin: 28px 0 0;
    padding: 0;
    list-style: none;
    color: rgba(255, 255, 255, 0.88);
    font-size: 13px;
}

.lesson-benefits li {
    display: flex;
    gap: 10px;
    align-items: center;
}

.lesson-benefits i {
    display: grid;
    place-items: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    color: #06754c;
    background: #9df3cf;
    font-size: 9px;
}

.site-footer {
    display: flex;
    justify-content: space-between;
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto;
    padding: 22px 0 28px;
    color: #8a95a7;
    font-size: 12px;
}

.site-footer a {
    color: var(--limgo-blue);
    font-weight: 700;
    text-decoration: none;
}

@media (max-width: 900px) {
    .waiting-layout {
        grid-template-columns: 1fr;
        max-width: 620px;
    }

    .lesson-panel {
        min-height: auto;
    }

    .lesson-panel-content {
        padding: 40px;
    }

    .lesson-preview {
        display: none;
    }

    .lesson-benefits {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 620px) {
    .site-header {
        width: calc(100% - 32px);
        padding: 18px 0;
    }

    .brand img {
        height: 38px;
    }

    .guest-badge {
        padding: 8px 10px;
        font-size: 11px;
    }

    .site-main {
        place-items: start center;
        padding: 10px 14px 28px;
    }

    .waiting-layout {
        border-radius: 22px;
    }

    .waiting-card {
        padding: 34px 24px 30px;
    }

    .waiting-icon {
        width: 64px;
        height: 64px;
        margin-top: 28px;
        border-radius: 20px;
        font-size: 24px;
    }

    .waiting-title {
        margin-top: 20px;
        font-size: 29px;
    }

    .waiting-description {
        font-size: 14px;
    }

    .waiting-description br {
        display: none;
    }

    .lesson-panel-content {
        padding: 34px 24px;
    }

    .lesson-panel h2 {
        font-size: 28px;
    }

    .lesson-benefits {
        grid-template-columns: 1fr;
        gap: 9px;
        margin-top: 24px;
    }

    .site-footer {
        width: calc(100% - 32px);
        padding-bottom: 20px;
    }
}