/* ==========================================================================
   External Call Confirmation UI (Shared between Standalone Dialer & App Modal)
   ========================================================================== */

:root {
    --ext-bg-start: #0f172a;
    --ext-bg-end: #1e293b;
    --ext-backdrop: rgba(15, 23, 42, 0.72);
    --ext-card-bg: #ffffff;
    --ext-card-border: transparent;
    --ext-text-primary: #0f172a;
    --ext-text-secondary: #64748b;
    --ext-text-label: #334155;
    --ext-box-bg: #f8fafc;
    --ext-box-border: #e2e8f0;
    --ext-box-hover-bg: #f1f5f9;
    --ext-box-hover-border: #cbd5e1;
    --ext-badge-bg: #ffffff;
    --ext-badge-border: #cbd5e1;
    --ext-bubble-bg: #ecfdf5;
    --ext-bubble-color: #059669;
    --ext-bubble-ring: #f0fdf4;
    --ext-cancel-bg: #f1f5f9;
    --ext-cancel-color: #475569;
    --ext-cancel-border: #cbd5e1;
    --ext-cancel-hover-bg: #e2e8f0;
    --ext-cancel-hover-color: #1e293b;
    --ext-warn-bg: #fffbeb;
    --ext-warn-border: #fcd34d;
    --ext-warn-color: #b45309;
}

html.dark {
    --ext-bg-start: #020617;
    --ext-bg-end: #0f172a;
    --ext-backdrop: rgba(2, 6, 23, 0.78);
    --ext-card-bg: #1e293b;
    --ext-card-border: #334155;
    --ext-text-primary: #f8fafc;
    --ext-text-secondary: #94a3b8;
    --ext-text-label: #cbd5e1;
    --ext-box-bg: #0f172a;
    --ext-box-border: #334155;
    --ext-box-hover-bg: #162032;
    --ext-box-hover-border: #475569;
    --ext-badge-bg: #1e293b;
    --ext-badge-border: #475569;
    --ext-bubble-bg: rgba(16, 185, 129, 0.18);
    --ext-bubble-color: #34d399;
    --ext-bubble-ring: rgba(16, 185, 129, 0.08);
    --ext-cancel-bg: #334155;
    --ext-cancel-color: #e2e8f0;
    --ext-cancel-border: #475569;
    --ext-cancel-hover-bg: #475569;
    --ext-cancel-hover-color: #ffffff;
    --ext-warn-bg: rgba(245, 158, 11, 0.15);
    --ext-warn-border: rgba(245, 158, 11, 0.4);
    --ext-warn-color: #fbbf24;
}

/* Containers: Standalone page vs In-App Modal Overlay */
body.ext-call-standalone-body {
    margin: 0;
    padding: 20px;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--ext-bg-start) 0%, var(--ext-bg-end) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.ext-call-standalone-root {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ext-call-overlay {
    position: fixed;
    inset: 0;
    z-index: 10050;
    background: var(--ext-backdrop);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
    animation: extCallFadeIn 0.18s ease-out;
}

@keyframes extCallFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes extCallSlideUp {
    from { transform: translateY(16px) scale(0.98); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

/* Unified Dialer Card */
.ext-call-card,
.ext-call-card * {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.ext-call-card {
    background: var(--ext-card-bg);
    border: 1px solid var(--ext-card-border);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    width: 100%;
    max-width: 430px;
    padding: 28px 24px;
    text-align: center;
    position: relative;
    animation: extCallSlideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.ext-call-logo-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.ext-call-logo-header img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.ext-call-logo-header span {
    font-size: 15px;
    font-weight: 700;
    color: var(--ext-text-primary);
    letter-spacing: -0.2px;
}

.ext-call-icon-bubble {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--ext-bubble-bg);
    color: var(--ext-bubble-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 0 0 8px var(--ext-bubble-ring);
}

.ext-call-icon-bubble svg {
    width: 30px;
    height: 30px;
}

.ext-call-title {
    font-size: 19px;
    font-weight: 700 !important;
    color: var(--ext-text-primary);
    margin: 0 0 6px 0;
    line-height: 1.3;
}

.ext-call-subtitle {
    font-size: 13px;
    font-weight: 400 !important;
    color: var(--ext-text-secondary);
    margin: 0 0 20px 0;
    line-height: 1.4;
}

.ext-call-warning {
    display: none;
    background: var(--ext-warn-bg);
    border: 1px solid var(--ext-warn-border);
    color: var(--ext-warn-color);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 12.5px;
    font-weight: 600 !important;
    margin-bottom: 16px;
    text-align: left;
    line-height: 1.4;
}

.ext-call-number-box {
    background: var(--ext-box-bg);
    border: 1.5px solid var(--ext-box-border);
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 14px;
    text-align: left;
    transition: border-color 0.2s ease;
}

.ext-call-number-box:focus-within {
    border-color: #10b981;
}

.ext-call-number-label {
    display: block;
    font-size: 11px;
    font-weight: 700 !important;
    color: var(--ext-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 6px 0;
}

.ext-call-number-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ext-call-number-input {
    flex: 1;
    width: 100%;
    font-size: 19px !important;
    font-weight: 700 !important;
    color: var(--ext-text-primary) !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
    letter-spacing: 0.5px;
    padding: 0 !important;
    margin: 0 !important;
    height: auto !important;
}

.ext-call-prefix-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: var(--ext-box-bg);
    border: 1px solid var(--ext-box-border);
    border-radius: 10px;
    padding: 10px 14px;
    margin-bottom: 22px;
    text-align: left;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.ext-call-prefix-option:hover {
    border-color: var(--ext-box-hover-border);
    background: var(--ext-box-hover-bg);
}

.ext-call-prefix-left {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    flex: 1;
}

.ext-call-prefix-checkbox {
    width: 18px;
    height: 18px;
    accent-color: #059669;
    cursor: pointer;
    flex-shrink: 0;
    margin: 0 !important;
}

.ext-call-prefix-label {
    font-size: 13px;
    font-weight: 500 !important;
    color: var(--ext-text-label);
    cursor: pointer;
    user-select: none;
    margin: 0 !important;
}

.ext-call-prefix-badge {
    display: inline-flex;
    align-items: center;
    background: var(--ext-badge-bg);
    border: 1px solid var(--ext-badge-border);
    border-radius: 7px;
    padding: 3px 8px;
    font-size: 13px;
    font-weight: 700 !important;
    color: var(--ext-text-primary);
}

.ext-call-prefix-input {
    width: 38px;
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    color: var(--ext-text-primary) !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    outline: none !important;
    padding: 1px 2px !important;
    margin: 0 !important;
    height: auto !important;
}

.ext-call-btn-group {
    display: flex;
    gap: 12px;
}

.ext-call-btn {
    flex: 1;
    padding: 13px 18px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700 !important;
    cursor: pointer;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
    line-height: 1.2;
}

.ext-call-btn-confirm {
    background: #059669;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.ext-call-btn-confirm:hover:not(:disabled) {
    background: #047857;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(5, 150, 105, 0.4);
}

.ext-call-btn-confirm:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.ext-call-btn-cancel {
    background: var(--ext-cancel-bg);
    color: var(--ext-cancel-color);
    border: 1px solid var(--ext-cancel-border);
}

.ext-call-btn-cancel:hover {
    background: var(--ext-cancel-hover-bg);
    color: var(--ext-cancel-hover-color);
}

.ext-call-status-msg {
    font-size: 13px;
    font-weight: 600 !important;
    color: var(--ext-bubble-color);
    margin-top: 14px;
    display: none;
}

/* Settings Menu Link Button (#audioControlsContainer) */
.ext-call-settings-row {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 6px 0 2px;
    margin-top: 4px;
    border-top: 1px solid #e2e8f0;
}

html.dark .ext-call-settings-row {
    border-top-color: #334155;
}

.ext-call-settings-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    border: 1.5px solid #10b981;
    background: transparent;
    color: #059669;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.ext-call-settings-btn:hover {
    background: #ecfdf5;
}

html.dark .ext-call-settings-btn {
    color: #34d399;
    border-color: #10b981;
}

html.dark .ext-call-settings-btn:hover {
    background: rgba(16, 185, 129, 0.15);
}