:root {
    --calas-ink: #0f172a;
    --calas-muted: #64748b;
    --calas-blue: #0ea5e9;
    --calas-blue-strong: #2563eb;
    --calas-violet: #625bff;
    --calas-aqua: #2dd4bf;
    --calas-panel: rgba(255, 255, 255, .82);
}

body:has(.calas-login-app) {
    margin: 0;
    background: #061525;
    overflow-x: hidden;
}

.calas-login-app {
    min-height: 100vh;
    min-height: 100svh;
    width: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: max(16px, env(safe-area-inset-top)) 16px max(22px, env(safe-area-inset-bottom));
    background-image:
        linear-gradient(180deg, rgba(6,21,37,.10) 0%, rgba(6,21,37,.28) 46%, rgba(6,21,37,.78) 100%),
        var(--login-bg);
    background-position: center;
    background-size: cover;
}

.calas-login-app::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 78% 10%, rgba(45,212,191,.30), transparent 28%),
        radial-gradient(circle at 12% 82%, rgba(37,99,235,.22), transparent 34%);
    mix-blend-mode: screen;
}

.calas-lang-floating {
    position: absolute;
    z-index: 5;
    top: max(18px, env(safe-area-inset-top));
    right: 16px;
}

.calas-lang-select {
    width: auto;
    min-width: 132px;
    max-width: 176px;
    height: 44px;
    padding: 0 36px 0 15px;
    border: 1px solid rgba(255,255,255,.56);
    border-radius: 999px;
    background-color: rgba(255,255,255,.86);
    color: var(--calas-ink);
    font-weight: 800;
    font-size: 14px;
    box-shadow: 0 14px 32px rgba(2,8,23,.14);
    backdrop-filter: blur(18px);
}

.calas-login-content {
    position: relative;
    z-index: 2;
    width: min(100%, 410px);
    display: grid;
    gap: 12px;
    justify-items: center;
    padding-top: 72px;
}

.calas-logo-frame {
    width: min(74vw, 315px);
    display: grid;
    place-items: center;
    margin-bottom: 4px;
    filter: drop-shadow(0 20px 32px rgba(2,8,23,.18));
}

.calas-login-logo {
    width: 100%;
    height: auto;
    display: block;
}

.calas-login-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    padding: 0 18px;
    border-radius: 999px;
    background: rgba(255,255,255,.80);
    color: var(--calas-ink);
    font-size: 15px;
    font-weight: 850;
    letter-spacing: -.01em;
    box-shadow: 0 10px 26px rgba(2,8,23,.10);
    backdrop-filter: blur(16px);
}

.calas-login-panel {
    width: 100%;
    max-width: 390px;
    position: relative;
    overflow: hidden;
    border-radius: 32px;
    padding: 24px 18px 20px;
    background: var(--calas-panel);
    border: 1px solid rgba(255,255,255,.58);
    box-shadow: 0 22px 62px rgba(2,8,23,.24);
    backdrop-filter: blur(22px);
}

.calas-login-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 20px;
    right: 20px;
    height: 4px;
    border-radius: 0 0 999px 999px;
    background: linear-gradient(90deg, var(--calas-aqua), var(--calas-blue), var(--calas-violet));
}

.calas-login-kicker {
    text-align: center;
    font-size: 10.5px;
    font-weight: 900;
    letter-spacing: .20em;
    text-transform: uppercase;
    color: var(--calas-blue-strong);
    margin-top: 4px;
    margin-bottom: 7px;
}

.calas-login-title {
    text-align: center;
    max-width: 300px;
    margin: 0 auto 17px;
    color: var(--calas-ink);
    font-size: clamp(19px, 5vw, 24px);
    line-height: 1.12;
    font-weight: 900;
    letter-spacing: -.035em;
}

.calas-login-alert {
    border: 0;
    border-radius: 16px;
    font-weight: 750;
    padding: 11px 13px;
    font-size: 13px;
}

.calas-code-grid {
    width: min(100%, 330px);
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
    margin: 0 auto 15px;
    justify-content: center;
    overflow: visible;
}

.calas-code-box {
    width: 100%;
    min-width: 0;
    height: clamp(48px, 13vw, 54px);
    border: 1px solid rgba(15,23,42,.07);
    border-radius: 17px;
    background: rgba(255,255,255,.95);
    color: var(--calas-ink);
    text-align: center;
    font-size: clamp(21px, 5.2vw, 26px);
    font-weight: 900;
    line-height: 1;
    outline: none;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.96), 0 9px 20px rgba(2,8,23,.07);
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.calas-code-box:focus {
    border-color: var(--calas-blue);
    box-shadow: 0 0 0 4px rgba(14,165,233,.16), 0 11px 24px rgba(14,165,233,.13);
    transform: translateY(-1px);
}

.calas-tourist-hint {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 4px auto 15px;
    padding: 12px 13px;
    width: min(100%, 330px);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(224,247,255,.92), rgba(234,255,247,.88));
    border: 1px solid rgba(14,165,233,.12);
    color: #1e3a4b;
    font-size: 13px;
    line-height: 1.30;
    font-weight: 700;
}

.calas-info-dot {
    flex: 0 0 24px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-grid;
    place-items: center;
    background: rgba(14,165,233,.13);
    color: var(--calas-blue-strong);
    font-size: 13px;
    font-weight: 900;
}

.calas-login-button {
    width: min(100%, 330px);
    min-height: 56px;
    margin: 0 auto;
    border: 0;
    border-radius: 21px;
    background: linear-gradient(135deg, #0ea5e9 0%, #2563eb 52%, #625bff 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 900;
    letter-spacing: -.025em;
    box-shadow: 0 16px 34px rgba(37,99,235,.30);
}

.calas-login-button:active {
    transform: translateY(1px);
}

.calas-login-arrow {
    font-size: 25px;
    line-height: 1;
}

.calas-login-links {
    width: min(100%, 330px);
    margin: 15px auto 0;
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.calas-login-links a {
    color: #0b83cf;
    text-decoration: none;
    font-weight: 850;
    font-size: 14px;
}

@media (max-width: 380px) {
    .calas-login-app { padding-left: 12px; padding-right: 12px; }
    .calas-login-panel { padding-left: 14px; padding-right: 14px; border-radius: 30px; }
    .calas-code-grid { gap: 6px; width: min(100%, 306px); }
    .calas-code-box { height: 47px; border-radius: 15px; }
    .calas-tourist-hint,
    .calas-login-button,
    .calas-login-links { width: min(100%, 306px); }
    .calas-tourist-hint { font-size: 12.5px; }
}

@media (min-height: 760px) {
    .calas-login-app { align-items: center; }
}