/* /app login gate — extracted verbatim from style.css (the /legacy monolith keeps its own copy). */

/* app_core.css's .tg-gate sets display:flex, which would override the UA's
   [hidden] rule — re-assert it so the gate truly stays hidden until
   app_entry.js confirms the visitor is unauthenticated. */
#app-entry-gate[hidden] {
    display: none;
}

/* Dependency copied from style.css: the gate scrollbar rules reference these
   custom properties, which app_core.css does not define. Copied verbatim from
   the style.css :root and body.theme-light blocks (scrollbar vars only). */
:root {
    --scrollbar-track: rgba(11, 18, 34, 0.9);
    --scrollbar-thumb: linear-gradient(180deg, #4bc7ff, #1e6fff);
    --scrollbar-thumb-solid: #2878ff;
    --scrollbar-thumb-hover: #4bc7ff;
}

body.theme-light {
    --scrollbar-track: rgba(225, 235, 252, 0.95);
    --scrollbar-thumb-solid: #1e6fff;
    --scrollbar-thumb-hover: #0d5be8;
}

.tg-gate-btn {
    display: inline-block;
    background: #37aee2;
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: 12px;
    transition: transform 0.15s, background 0.15s;
    margin: 4px 6px;
}
.tg-gate-btn:hover   { background: #2a9bcb; }
.tg-gate-btn:active  { transform: scale(0.97); }
.tg-gate-btn-max          { background: #ff7a00; }
.tg-gate-btn-max:hover    { background: #e66a00; }

.browser-login-gate {
    align-items: flex-start;
    justify-content: center;
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-gutter: stable both-edges;
    padding: 0;
    background:
        radial-gradient(circle at 50% 20%, rgba(47, 119, 255, 0.2), transparent 34%),
        linear-gradient(180deg, #071225 0%, #030711 58%, #02050c 100%);
}

.browser-login-gate,
.browser-login-gate * {
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb-solid) var(--scrollbar-track);
}

.browser-login-gate::-webkit-scrollbar,
.browser-login-gate *::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.browser-login-gate::-webkit-scrollbar-track,
.browser-login-gate *::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

.browser-login-gate::-webkit-scrollbar-thumb,
.browser-login-gate *::-webkit-scrollbar-thumb {
    border: 2px solid var(--scrollbar-track);
    border-radius: 999px;
    background: var(--scrollbar-thumb);
}

.browser-login-gate::-webkit-scrollbar-thumb:hover,
.browser-login-gate *::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

.browser-login-gate::-webkit-scrollbar-corner,
.browser-login-gate *::-webkit-scrollbar-corner {
    background: transparent;
}

.browser-login-gate img,
.browser-login-gate svg,
.browser-login-gate video,
.browser-login-gate canvas {
    max-width: 100%;
}

.browser-auth-shell {
    width: 100%;
    max-width: 1120px;
    min-height: 100%;
    margin: 0 auto;
    padding: clamp(22px, 5vw, 58px);
    box-sizing: border-box;
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
    gap: clamp(22px, 4vw, 54px);
    align-items: center;
    color: #f6fbff;
}

.browser-auth-hero {
    min-width: 0;
    display: block;
}

.browser-auth-copy {
    min-width: 0;
}

.browser-auth-kicker {
    margin-bottom: 10px;
    color: #70cfff;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.browser-auth-copy h1 {
    margin: 0;
    max-width: 650px;
    font-size: clamp(46px, 6.4vw, 76px);
    line-height: 0.95;
    font-weight: 950;
    letter-spacing: 0;
}

.browser-auth-copy h1 span {
    display: block;
    white-space: nowrap;
}

.browser-auth-copy p {
    margin: 20px 0 0;
    max-width: 560px;
    color: #b9c9e8;
    font-size: clamp(16px, 1.7vw, 20px);
    line-height: 1.34;
    font-weight: 750;
}

.browser-auth-mascot-wrap {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 300px;
    margin-bottom: -6px;
    pointer-events: none;
}

.browser-auth-mascot-inline {
    display: none;
}

.browser-auth-login-stack {
    display: grid;
    align-content: center;
    width: 100%;
}

.browser-auth-mascot-wrap::before {
    content: "";
    display: none;
}

.browser-auth-mascot {
    position: relative;
    width: min(430px, 100%);
    max-height: 420px;
    object-fit: contain;
    filter: drop-shadow(0 18px 32px rgba(0, 0, 0, 0.42));
    animation: browserAuthMascotIn 0.86s cubic-bezier(0.16, 1, 0.3, 1) both,
               browserAuthMascotFloat 4.8s ease-in-out 0.9s infinite;
}

.browser-auth-panel {
    width: 100%;
    box-sizing: border-box;
    padding: clamp(24px, 4vw, 30px);
    border: 0;
    border-radius: 8px;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    animation: browserAuthPanelIn 0.76s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.browser-auth-panel-head span {
    display: block;
    color: #ffffff;
    text-align: left;
    font-size: clamp(27px, 3vw, 36px);
    line-height: 1.04;
    font-weight: 950;
}

.browser-auth-panel-head strong {
    display: block;
    margin: 0 auto;
    max-width: 360px;
    color: #dce8ff;
    text-align: center;
    font-size: clamp(20px, 2vw, 26px);
    line-height: 1.35;
    font-weight: 950;
}

.browser-auth-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-top: 18px;
    border-radius: 14px;
    overflow: hidden;
}

.browser-auth-btn {
    min-width: 0;
    box-sizing: border-box;
    margin: 0;
    padding: 11px 12px;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 900;
    font-size: 14px;
    line-height: 1;
    box-shadow: 0 16px 34px rgba(47, 119, 255, 0.28);
    border-radius: 0;
}

.browser-auth-btn-icon {
    width: 24px;
    height: 24px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    font-size: 12px;
    font-weight: 950;
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
}

.browser-auth-btn-icon img {
    width: 15px;
    height: 15px;
    display: block;
    object-fit: contain;
}

.browser-auth-btn-telegram {
    background: #2878ff;
    border-radius: 14px 0 0 14px;
}

.browser-auth-btn-telegram:hover {
    background: #1f6eea;
}

.browser-auth-btn-max {
    background: #12233d;
    color: #dce8ff;
    border: 1px solid rgba(112, 207, 255, 0.24);
    border-left: 0;
    border-radius: 0 14px 14px 0;
    box-shadow: none;
}

.browser-auth-btn-max .browser-auth-btn-icon {
    background: rgba(112, 207, 255, 0.16);
}

.browser-auth-btn-max:hover {
    background: #173057;
}

.browser-auth-note {
    margin: 14px 0 0;
    color: #687fa7;
    text-align: left;
    font-size: 12px;
    line-height: 1.34;
    font-weight: 700;
}

.browser-auth-footer {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: minmax(180px, 1.3fr) repeat(4, minmax(120px, 1fr));
    gap: 18px;
    width: 100%;
    margin-top: clamp(72px, 12vh, 150px);
    padding-top: 18px;
    border-top: 1px solid rgba(112, 207, 255, 0.12);
    color: #7f93ba;
    font-size: 12px;
    line-height: 1.35;
}

.browser-auth-footer-brand,
.browser-auth-footer-group,
.browser-auth-footer-company {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.browser-auth-footer-brand {
    position: relative;
}

.browser-auth-footer-brand strong {
    font-size: 20px;
}

.browser-auth-footer-brand span,
.browser-auth-footer-company span {
    color: #8fa4cc;
    font-weight: 700;
}

.browser-auth-footer-group > span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: #dce8ff;
    font-weight: 900;
}

.browser-auth-footer-group > span i,
.browser-auth-footer a i {
    width: 20px;
    height: 20px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    color: #8fdcff;
    font-style: normal;
    font-size: 10px;
    font-weight: 950;
    background: rgba(30, 111, 255, 0.14);
    border: 1px solid rgba(112, 207, 255, 0.14);
}

.browser-auth-footer a {
    width: fit-content;
    max-width: 100%;
    color: #7fbfff;
    text-decoration: none;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    overflow-wrap: anywhere;
    transition: color 160ms ease, opacity 160ms ease, transform 160ms ease;
}

.browser-auth-footer a:hover {
    color: #b9e7ff;
    transform: translateX(2px);
}

.browser-auth-footer a[href="#"] {
    color: #5f7195;
    cursor: default;
    opacity: 0.72;
}

.browser-auth-footer a[href="#"] i {
    color: #6c7da1;
    background: rgba(127, 147, 186, 0.08);
    border-color: rgba(127, 147, 186, 0.1);
}

.browser-auth-footer a[href="#"]:hover {
    transform: none;
}

.browser-auth-footer-company {
    grid-column: 1 / -1;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 16px;
    padding-top: 4px;
}

@keyframes browserAuthPanelIn {
    from { opacity: 0; transform: translateY(18px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes browserAuthMascotIn {
    from { opacity: 0; transform: translateY(22px) scale(0.92); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes browserAuthMascotFloat {
    0%, 100% { transform: translateY(0) rotate(-1deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

@media (min-width: 700px) and (max-width: 1023px) {
    .browser-auth-shell {
        max-width: 760px;
        grid-template-columns: 1fr;
        align-content: center;
        gap: 26px;
    }

    .browser-auth-hero {
        display: block;
    }

    .browser-auth-copy h1 {
        font-size: clamp(42px, 7.4vw, 58px);
    }

    .browser-auth-panel {
        max-width: 520px;
        margin: 0 auto;
    }

    .browser-auth-login-stack {
        max-width: 520px;
        margin: 0 auto;
    }

    .browser-auth-footer {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        max-width: 620px;
        margin-top: 72px;
        margin-left: auto;
        margin-right: auto;
    }

    .browser-auth-footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 699px) {
    .browser-auth-shell {
        max-width: 420px;
        min-height: 100%;
        padding: 22px 16px;
        grid-template-columns: 1fr;
        align-content: center;
        gap: 18px;
    }

    .browser-auth-hero {
        display: block;
    }

    .browser-auth-copy h1 {
        font-size: clamp(30px, 9.8vw, 42px);
    }

    .browser-auth-copy p {
        margin-top: 12px;
        font-size: 15px;
    }

    .browser-auth-mascot-wrap {
        min-height: 240px;
        margin-bottom: -4px;
    }

    .browser-auth-mascot {
        width: min(330px, 100%);
        max-height: 330px;
    }

    .browser-auth-panel {
        padding: 22px 16px 18px;
    }

    .browser-auth-actions {
        grid-template-columns: 1fr 1fr;
        gap: 0;
        border-radius: 12px;
    }

    .browser-auth-btn {
        padding: 10px 8px;
        gap: 6px;
        font-size: 12px;
    }

    .browser-auth-btn-telegram {
        border-radius: 12px 0 0 12px;
    }

    .browser-auth-btn-max {
        border-radius: 0 12px 12px 0;
    }

    .browser-auth-btn-icon {
        width: 22px;
        height: 22px;
    }

    .browser-auth-panel-head span,
    .browser-auth-panel-head strong,
    .browser-auth-note {
        text-align: center;
    }

    .browser-auth-panel-head strong {
        margin-left: auto;
        margin-right: auto;
    }

    .browser-auth-footer {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px 16px;
        margin-top: 64px;
        padding-top: 16px;
        font-size: 11px;
    }

    .browser-auth-footer-brand,
    .browser-auth-footer-company {
        grid-column: 1 / -1;
    }

    .browser-auth-footer-brand strong {
        font-size: 16px;
    }

    .browser-auth-footer-company {
        flex-direction: column;
        gap: 4px;
    }
}

@media (max-width: 699px) and (max-height: 640px) {
    .browser-login-gate {
        align-items: flex-start;
        overflow-y: auto;
    }

    .browser-auth-shell {
        min-height: auto;
        padding: 14px 14px 18px;
        align-content: start;
        gap: 10px;
    }

    .browser-auth-kicker {
        margin-bottom: 5px;
        font-size: 9px;
    }

    .browser-auth-copy h1 {
        font-size: clamp(27px, 8.5vw, 34px);
        line-height: 0.92;
    }

    .browser-auth-copy p {
        margin-top: 10px;
        font-size: 12px;
        line-height: 1.3;
    }

    .browser-auth-mascot-wrap {
        min-height: 168px;
        margin-bottom: -2px;
    }

    .browser-auth-mascot {
        width: min(190px, 58vw);
        max-height: 190px;
    }

    .browser-auth-panel {
        padding: 8px 16px 4px;
    }

    .browser-auth-panel-head strong {
        font-size: 18px;
    }

    .browser-auth-actions {
        margin-top: 10px;
        gap: 0;
    }

    .browser-auth-btn {
        min-height: 40px;
        padding: 9px 10px;
        font-size: 12px;
    }

    .browser-auth-footer {
        margin-top: 14px;
    }
}

@media (max-height: 520px) {
    .browser-login-gate {
        align-items: flex-start;
        overflow-x: hidden;
        overflow-y: auto;
    }

    .browser-auth-shell {
        max-width: none;
        min-height: auto;
        height: auto;
        padding: 12px clamp(18px, 4vw, 34px);
        grid-template-columns: minmax(0, 1fr) minmax(230px, 0.72fr);
        gap: clamp(14px, 3vw, 28px);
        align-items: center;
    }

    .browser-auth-copy h1 {
        max-width: 520px;
        font-size: clamp(30px, 7vh, 42px);
        line-height: 0.94;
    }

    .browser-auth-copy p {
        max-width: 520px;
        margin-top: 10px;
        font-size: clamp(12px, 3.2vh, 15px);
        line-height: 1.25;
    }

    .browser-auth-kicker {
        margin-bottom: 6px;
        font-size: 10px;
    }

    .browser-auth-login-stack {
        max-width: 320px;
        justify-self: center;
        align-content: center;
    }

    .browser-auth-mascot-wrap {
        min-height: 138px;
        margin-bottom: 0;
    }

    .browser-auth-mascot {
        width: min(176px, 100%);
        max-height: 176px;
    }

    .browser-auth-panel {
        padding: 8px 0 0;
    }

    .browser-auth-panel-head strong {
        font-size: clamp(17px, 4vh, 22px);
    }

    .browser-auth-actions {
        gap: 0;
        margin-top: 10px;
    }

    .browser-auth-btn {
        min-height: 38px;
        padding: 9px 12px;
        font-size: 13px;
    }

    .browser-auth-footer {
        display: grid;
        grid-template-columns: repeat(4, minmax(110px, 1fr));
        gap: 10px 14px;
        margin-top: 28px;
        padding-top: 14px;
        font-size: 10px;
    }

    .browser-auth-footer-brand,
    .browser-auth-footer-company {
        grid-column: 1 / -1;
    }
}