/* REIZZZ — call experience (the visual highlight) */

body.in-call { overflow: hidden; }

.call-overlay {
    position: fixed;
    inset: 0;
    z-index: 1500;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .22s var(--rz-ease);
}
.call-overlay.is-open { opacity: 1; }

.call-stage { position: relative; overflow: hidden; }
.remote-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: #000; opacity: 0; transition: opacity .3s; }
.call-overlay.has-remote-video .remote-video { opacity: 1; }

/* identity block (audio call, and video call before remote video arrives) */
.call-identity { display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; z-index: 1; }
.call-avatar { position: relative; margin-bottom: 22px; }
.call-avatar .ring { position: absolute; inset: -14px; border-radius: 50%; border: 1px solid rgba(74, 141, 255, 0.35); opacity: 0; }
.call-overlay:not(.is-live):not(.is-ended) .call-avatar .ring { animation: rz-ring 2.2s var(--rz-ease) infinite; }
.call-name { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; }
.call-number { color: var(--rz-text-2); font-size: 14px; margin-top: 2px; }
.call-status { margin-top: 18px; color: var(--rz-text-2); font-size: 14px; min-height: 21px; }
.call-overlay.is-live .call-status { color: var(--rz-success); }
.call-overlay.is-failed .call-status { color: var(--rz-danger); }
.call-timer { margin-top: 6px; font-size: 15px; color: var(--rz-text-3); }
.call-overlay.is-live .call-timer { color: var(--rz-text); }

@keyframes rz-ring {
    0% { transform: scale(0.92); opacity: 0.9; }
    100% { transform: scale(1.35); opacity: 0; }
}

/* dock */
.call-dock { display: flex; gap: 14px; align-items: flex-start; justify-content: center; }
.dock-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    background: none;
    border: 0;
    color: var(--rz-text-2);
    font-size: 11.5px;
    font-weight: 500;
    padding: 0;
    width: 64px;
}
.dock-btn i {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 19px;
    color: var(--rz-text);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background .15s, color .15s, border-color .15s;
}
.dock-btn:hover i { background: rgba(255, 255, 255, 0.14); }
.dock-btn:focus-visible { outline: none; }
.dock-btn:focus-visible i { outline: 2px solid var(--rz-accent); outline-offset: 2px; }
.dock-btn.is-off i { background: var(--rz-text); color: #0B0F16; border-color: transparent; }
.dock-btn.is-hangup i { background: var(--rz-danger); border-color: transparent; color: #fff; }
.dock-btn.is-hangup:hover i { background: #FF6F77; }
.dock-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ------------------------------------------------------------ audio mode: centered card */
.call-overlay.is-audio { background: rgba(5, 7, 11, 0.78); backdrop-filter: blur(8px); }
.call-overlay.is-audio .call-stage,
.call-overlay.is-audio .call-dock {
    width: min(420px, calc(100vw - 32px));
    background: var(--rz-panel);
    border: 1px solid var(--rz-border-strong);
}
.call-overlay.is-audio .call-stage {
    border-bottom: 0;
    border-radius: var(--rz-radius-lg) var(--rz-radius-lg) 0 0;
    padding: 64px 24px 32px;
    box-shadow: var(--rz-shadow-pop);
}
.call-overlay.is-audio .call-dock {
    border-top: 1px solid var(--rz-border);
    border-radius: 0 0 var(--rz-radius-lg) var(--rz-radius-lg);
    padding: 20px 16px 22px;
}
.call-overlay.is-audio .remote-video,
.call-overlay.is-audio .local-pip,
.call-overlay.is-audio #btnExpand { display: none; }
.call-overlay.is-audio .call-topbar { position: absolute; top: 16px; left: 18px; right: 18px; }
.call-overlay.is-audio .call-top-meta { display: none; }

/* ------------------------------------------------------------ video mode: full bleed */
.call-overlay.is-video { background: #05070A; }
.call-overlay.is-video .call-stage { position: absolute; inset: 0; display: grid; place-items: center; }
.call-overlay.is-video.has-remote-video .call-identity { opacity: 0; pointer-events: none; }
.call-overlay.is-video .call-identity { transition: opacity .3s; }

.call-topbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 12px;
}
.call-overlay.is-video .call-topbar {
    padding: 18px 22px 40px;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent);
    transition: opacity .3s;
}
.call-top-meta { min-width: 0; }
.call-top-name { font-weight: 600; font-size: 14px; }
.call-top-sub { color: var(--rz-text-2); font-size: 12px; display: flex; gap: 10px; }
.call-top-sub > span:not(:empty) + span:not(:empty)::before { content: ""; display: inline-block; width: 3px; height: 3px; border-radius: 50%; background: var(--rz-text-3); vertical-align: middle; margin-right: 10px; }
.call-overlay.is-video:not(.has-remote-video) .call-top-meta { visibility: hidden; }
.secure-pill { margin-left: auto; font-size: 11.5px; color: var(--rz-text-2); display: inline-flex; gap: 6px; align-items: center; padding: 4px 10px; border-radius: 999px; background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.08); }

.call-overlay.is-video .call-dock {
    position: absolute;
    left: 50%;
    bottom: 28px;
    transform: translateX(-50%);
    z-index: 3;
    padding: 14px 18px 10px;
    border-radius: 22px;
    background: rgba(13, 17, 24, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px);
    transition: opacity .3s, transform .3s var(--rz-ease);
}
.call-overlay.is-video.has-remote-video:not(.dock-visible) .call-dock { opacity: 0; transform: translate(-50%, 12px); }
.call-overlay.is-video.has-remote-video:not(.dock-visible) .call-topbar { opacity: 0; }
.call-overlay.is-video.has-remote-video:not(.dock-visible) { cursor: none; }

/* local preview */
.local-pip {
    position: absolute;
    right: 24px;
    bottom: 28px;
    z-index: 2;
    width: clamp(180px, 18vw, 280px);
    aspect-ratio: 16 / 9;
    border-radius: 14px;
    overflow: hidden;
    background: var(--rz-elevated);
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.8);
    display: none;
}
.call-overlay.is-video .local-pip { display: block; }
.local-pip video { width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); display: block; }
.pip-off { position: absolute; inset: 0; display: none; flex-direction: column; gap: 6px; align-items: center; justify-content: center; color: var(--rz-text-2); font-size: 12px; background: var(--rz-elevated); }
.pip-off i { font-size: 18px; }
.call-overlay.is-camera-off .pip-off { display: flex; }
.pip-label { position: absolute; left: 10px; bottom: 8px; font-size: 11px; font-weight: 600; color: #fff; text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6); }

.call-overlay.is-ended .call-dock { pointer-events: none; opacity: 0.5; }

/* ------------------------------------------------------------ incoming call */
.incoming {
    position: fixed;
    inset: 0;
    z-index: 1600;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(5, 7, 11, 0.72);
    backdrop-filter: blur(6px);
    opacity: 0;
    transition: opacity .2s var(--rz-ease);
}
.incoming.is-open { opacity: 1; }
.incoming-card {
    width: min(380px, 100%);
    background: var(--rz-panel);
    border: 1px solid var(--rz-border-strong);
    border-radius: 20px;
    box-shadow: var(--rz-shadow-pop);
    padding: 28px 28px 22px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: translateY(10px) scale(0.98);
    transition: transform .25s var(--rz-ease);
}
.incoming.is-open .incoming-card { transform: none; }
.incoming-kind { color: var(--rz-accent); font-size: 13px; font-weight: 600; margin-bottom: 22px; }
.incoming-avatar { position: relative; margin-bottom: 18px; }
.incoming-avatar .pulse { position: absolute; inset: -10px; border-radius: 50%; border: 2px solid rgba(53, 201, 139, 0.45); animation: rz-ring 1.6s var(--rz-ease) infinite; }
.incoming-name { font-size: 22px; letter-spacing: -0.02em; }
.incoming-number { color: var(--rz-text-2); font-size: 13.5px; margin-top: 2px; }
.incoming-error { margin-top: 14px; font-size: 12.5px; color: #FFB4B9; background: var(--rz-danger-soft); border-radius: 10px; padding: 8px 12px; }
.incoming-actions { display: flex; gap: 56px; margin: 28px 0 14px; }
.incoming-action { display: flex; flex-direction: column; align-items: center; gap: 8px; font-size: 12.5px; color: var(--rz-text-2); }
.round-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 0;
    display: grid;
    place-items: center;
    font-size: 22px;
    color: #fff;
    transition: transform .1s, filter .15s;
}
.round-btn:hover { filter: brightness(1.1); }
.round-btn:active { transform: scale(0.96); }
.round-btn:disabled { opacity: 0.5; }
.round-btn.is-danger { background: var(--rz-danger); }
.round-btn.is-success { background: var(--rz-success); }

@media (max-width: 767px) {
    .call-overlay { min-height: 100vh; min-height: 100dvh; }
    .call-overlay.is-audio { justify-content: stretch; background: var(--rz-panel); }
    .call-overlay.is-audio .call-stage, .call-overlay.is-audio .call-dock { width: 100%; border: 0; border-radius: 0; box-shadow: none; }
    .call-overlay.is-audio .call-stage { flex: 1; display: grid; place-items: center; padding: calc(56px + env(safe-area-inset-top)) 20px 24px; }
    .call-overlay.is-audio .call-topbar { top: max(16px, env(safe-area-inset-top)); left: max(18px, env(safe-area-inset-left)); right: max(18px, env(safe-area-inset-right)); }
    .call-overlay.is-audio .call-dock { padding: 20px 12px calc(24px + env(safe-area-inset-bottom)); }
    .call-overlay.is-video .call-topbar { padding: calc(14px + env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 36px max(16px, env(safe-area-inset-left)); }
    .call-top-meta { flex: 1; }
    .call-top-sub { gap: 5px; font-size: 11px; white-space: nowrap; }
    .call-top-sub > span:not(:empty) + span:not(:empty)::before { margin-right: 5px; }
    .secure-pill { white-space: nowrap; font-size: 10px; padding: 4px 7px; }
    .call-overlay.is-video .call-dock { bottom: calc(12px + env(safe-area-inset-bottom)); max-width: calc(100% - 20px); gap: 4px; padding: 12px 8px 8px; }
    .call-overlay.is-video.has-remote-video:not(.dock-visible) .call-dock { opacity: 1; transform: translateX(-50%); }
    .call-overlay.is-video.has-remote-video:not(.dock-visible) { cursor: auto; }
    .dock-btn { width: 64px; min-height: 60px; }
    .dock-btn i { width: 54px; height: 54px; }
    .local-pip { width: min(32vw, 140px); right: max(12px, env(safe-area-inset-right)); bottom: calc(112px + env(safe-area-inset-bottom)); }
    .incoming { place-items: end center; padding: 12px max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); }
    .incoming-card { width: 100%; max-height: calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom)); overflow-y: auto; padding: 24px 20px 20px; }
    .incoming-actions { gap: 60px; }
    .toast-host { bottom: calc(72px + env(safe-area-inset-bottom)); right: max(12px, env(safe-area-inset-right)); width: min(360px, calc(100vw - 24px)); }
    .debug-panel { width: 100%; padding-top: env(safe-area-inset-top); padding-bottom: env(safe-area-inset-bottom); }
    .debug-head-actions { gap: 4px; }
    .debug-entry { grid-template-columns: 55px 45px minmax(0, 1fr); }
}