/* ============================================
   CONFIRM DIALOG — Karaoke Elga v1.0
   Dark Teal Theme | Premium Glassmorphism
   ============================================ */

:root {
    /* === PRIMARY: Dark Teal === */
    --cd-primary: #0d9488;
    --cd-primary-hover: #0f766e;
    --cd-primary-deep: #134e4a;
    --cd-primary-light: #ccfbf1;
    --cd-primary-soft: #99f6e4;
    --cd-primary-gradient: linear-gradient(135deg, #14b8a6 0%, #0d9488 50%, #0f766e 100%);

    /* === STATUS COLORS === */
    --cd-danger: #ef4444;
    --cd-danger-hover: #dc2626;
    --cd-danger-bg: #fef2f2;
    --cd-danger-soft: #fecaca;
    --cd-warning: #f59e0b;
    --cd-warning-hover: #d97706;
    --cd-warning-bg: #fffbeb;
    --cd-warning-soft: #fde68a;
    --cd-success: #10b981;
    --cd-success-hover: #059669;
    --cd-success-bg: #ecfdf5;
    --cd-success-soft: #a7f3d0;
    --cd-info: #3b82f6;
    --cd-info-hover: #2563eb;
    --cd-info-bg: #dbeafe;
    --cd-info-soft: #bfdbfe;

    /* === BACKGROUNDS === */
    --cd-overlay-bg: rgba(19, 78, 74, 0.65);
    --cd-dialog-bg: #ffffff;
    --cd-muted-bg: #f0fdfa;

    /* === TEXT === */
    --cd-text-primary: #134e4a;
    --cd-text-secondary: #4b5563;
    --cd-text-muted: #6b7280;
    --cd-text-inverse: #ffffff;

    /* === BORDERS === */
    --cd-border-soft: #99f6e4;
    --cd-border-default: #ccfbf1;

    /* === SHADOWS === */
    --cd-shadow-dialog: 
        0 25px 70px rgba(15, 118, 110, 0.35),
        0 0 0 1px rgba(13, 148, 136, 0.1);
    --cd-shadow-button: 0 4px 12px rgba(0, 0, 0, 0.08);

    /* === RADII === */
    --cd-radius-sm: 8px;
    --cd-radius-md: 12px;
    --cd-radius-lg: 20px;
    --cd-radius-xl: 28px;
    --cd-radius-full: 9999px;

    /* === TYPOGRAPHY === */
    --cd-font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* === EASING === */
    --cd-ease-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --cd-ease-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --cd-ease-smooth: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================
   OVERLAY
   ============================================ */
.confirm-overlay {
    position: fixed;
    inset: 0;
    background: var(--cd-overlay-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--cd-ease-base), visibility var(--cd-ease-base);
}

.confirm-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   DIALOG BOX
   ============================================ */
.confirm-dialog {
    background: var(--cd-dialog-bg);
    border-radius: var(--cd-radius-xl);
    max-width: 440px;
    width: 100%;
    padding: 32px 28px 24px;
    box-shadow: var(--cd-shadow-dialog);
    border: 1px solid var(--cd-border-soft);
    position: relative;
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--cd-ease-smooth);
}

.confirm-overlay.active .confirm-dialog {
    transform: scale(1) translateY(0);
}

/* Top decorative gradient line */
.confirm-dialog::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--cd-primary-gradient);
    opacity: 0.8;
}

/* ============================================
   ICON WRAPPER (Animated Pulse)
   ============================================ */
.confirm-icon-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
}

.confirm-icon {
    position: relative;
    width: 72px;
    height: 72px;
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    z-index: 2;
    transition: transform var(--cd-ease-smooth);
}

.confirm-icon i {
    position: relative;
    z-index: 2;
    color: var(--cd-text-inverse);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Icon pulse ring */
.confirm-icon-pulse {
    position: absolute;
    inset: -6px;
    border-radius: 28px;
    opacity: 0;
    z-index: 1;
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { 
        opacity: 0.5;
        transform: scale(1);
    }
    50% { 
        opacity: 0;
        transform: scale(1.25);
    }
}

/* Icon types */
.confirm-icon.danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
}
.confirm-icon.danger .confirm-icon-pulse {
    background: #ef4444;
}

.confirm-icon.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
}
.confirm-icon.warning .confirm-icon-pulse {
    background: #f59e0b;
}

.confirm-icon.info {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}
.confirm-icon.info .confirm-icon-pulse {
    background: #3b82f6;
}

.confirm-icon.success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
}
.confirm-icon.success .confirm-icon-pulse {
    background: #10b981;
}

/* ============================================
   BODY (Title + Message)
   ============================================ */
.confirm-body {
    text-align: center;
    margin-bottom: 24px;
}

.confirm-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--cd-text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
    line-height: 1.3;
    font-family: var(--cd-font-ui);
}

.confirm-message {
    font-size: 14px;
    color: var(--cd-text-secondary);
    line-height: 1.6;
    font-family: var(--cd-font-ui);
    white-space: pre-wrap;
    word-break: break-word;
}

.confirm-message strong {
    color: var(--cd-primary-deep);
    font-weight: 700;
    padding: 1px 6px;
    background: var(--cd-primary-light);
    border-radius: 4px;
    border: 1px solid var(--cd-primary-soft);
    font-size: 13px;
}

/* ============================================
   WARNING BOX (Optional)
   ============================================ */
.confirm-warning-box {
    margin-top: 16px;
    padding: 12px 16px;
    background: linear-gradient(180deg, #fffbeb 0%, #fef3c7 100%);
    border: 1px solid var(--cd-warning-soft);
    border-radius: var(--cd-radius-md);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 12.5px;
    color: #92400e;
    font-weight: 500;
    text-align: left;
    line-height: 1.5;
    animation: warningSlide 0.3s ease;
}

@keyframes warningSlide {
    from { 
        opacity: 0;
        transform: translateY(-8px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

.confirm-warning-box i {
    color: var(--cd-warning);
    font-size: 14px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* ============================================
   ACTIONS (Buttons)
   ============================================ */
.confirm-actions {
    display: flex;
    gap: 10px;
    justify-content: stretch;
}

.confirm-btn {
    flex: 1;
    padding: 12px 18px;
    border: 1.5px solid transparent;
    border-radius: var(--cd-radius-md);
    font-size: 14px;
    font-weight: 700;
    font-family: var(--cd-font-ui);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--cd-ease-fast);
    min-height: 46px;
    outline: none;
}

.confirm-btn i {
    font-size: 13px;
    transition: transform var(--cd-ease-fast);
}

/* CANCEL BUTTON */
.confirm-btn-cancel {
    background: #ffffff;
    color: var(--cd-text-secondary);
    border-color: var(--cd-border-default);
}

.confirm-btn-cancel:hover {
    background: var(--cd-muted-bg);
    color: var(--cd-text-primary);
    border-color: var(--cd-primary-soft);
    transform: translateY(-1px);
    box-shadow: var(--cd-shadow-button);
}

.confirm-btn-cancel:hover i {
    transform: translateX(-2px);
}

.confirm-btn-cancel:active {
    transform: translateY(0);
}

/* CONFIRM BUTTON - Base */
.confirm-btn-confirm {
    color: var(--cd-text-inverse);
    border-color: transparent;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.confirm-btn-confirm:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.confirm-btn-confirm:hover i {
    transform: translateX(3px);
}

.confirm-btn-confirm:active {
    transform: translateY(0);
}

/* CONFIRM BUTTON - Types */
.confirm-btn-confirm.danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.35);
}
.confirm-btn-confirm.danger:hover {
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.45);
}

.confirm-btn-confirm.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
}
.confirm-btn-confirm.warning:hover {
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.45);
}

.confirm-btn-confirm.info {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}
.confirm-btn-confirm.info:hover {
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.45);
}

.confirm-btn-confirm.success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}
.confirm-btn-confirm.success:hover {
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.45);
}

/* ============================================
   FOCUS STATES (Accessibility)
   ============================================ */
.confirm-btn:focus-visible {
    outline: 2px solid var(--cd-primary);
    outline-offset: 2px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 480px) {
    .confirm-dialog {
        padding: 24px 20px 20px;
        border-radius: var(--cd-radius-lg);
    }

    .confirm-icon {
        width: 64px;
        height: 64px;
        font-size: 26px;
        border-radius: 18px;
    }

    .confirm-icon-pulse {
        inset: -5px;
        border-radius: 23px;
    }

    .confirm-title {
        font-size: 18px;
    }

    .confirm-message {
        font-size: 13px;
    }

    .confirm-actions {
        flex-direction: column-reverse;
        gap: 8px;
    }

    .confirm-btn {
        width: 100%;
        padding: 12px 16px;
        font-size: 13px;
    }

    .confirm-warning-box {
        padding: 10px 14px;
        font-size: 12px;
    }
}

@media (max-width: 360px) {
    .confirm-dialog {
        padding: 20px 16px;
    }

    .confirm-title {
        font-size: 17px;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
*:focus-visible {
    outline: 2px solid var(--cd-primary);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .confirm-icon-pulse {
        display: none;
    }
}