/* ═══════════════════════════════════════════════════════════════════════════
   MATERIAL 3 EXPRESSIVE — REDESIGN v2 (Compatibility Enhanced)
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    /* ══════════ Shape System (Expanded) ══════════ */
    --shape-corner-none: 0px;
    --shape-corner-xs: 4px;
    --shape-corner-sm: 8px;
    --shape-corner-md: 12px;
    --shape-corner-lg: 16px;
    --shape-corner-xl: 28px;
    --shape-corner-2xl: 32px;
    --shape-corner-3xl: 48px;
    --shape-corner-full: 9999px;

    /* ══════════ Motion System (Springs) ══════════ */
    --motion-spring-fast: linear(0, 0.53 14.8%, 0.82 27%, 0.94 38.6%, 0.985 49.3%, 1.001 59.8%, 1);
    --motion-spring-normal: linear(0, 0.45 13%, 0.76 27%, 0.92 41%, 0.98 56%, 1);
    --motion-spring-slow: linear(0, 0.3 12%, 0.6 28%, 0.85 46%, 0.96 64%, 1);

    --transition-standard: all 300ms var(--motion-spring-normal);

    /* ══════════ Typography (Outfit) ══════════ */
    --font-brand: 'Outfit', sans-serif;
    --font-plain: 'Outfit', system-ui, sans-serif;

    --type-display-large: 700 57px/64px var(--font-brand);
    --type-display-medium: 700 45px/52px var(--font-brand);
    --type-headline-large: 600 32px/40px var(--font-brand);
    --type-headline-medium: 600 28px/36px var(--font-brand);
    --type-title-large: 500 22px/28px var(--font-brand);
    --type-title-medium: 500 16px/24px var(--font-brand);
    --type-body-large: 400 16px/24px var(--font-plain);
    --type-body-medium: 400 14px/20px var(--font-plain);
    --type-label-large: 600 14px/20px var(--font-plain);

    /* ══════════ Layout ══════════ */
    --layout-rail-width: 80px;
}

/* ══════════ Reset & Base ══════════ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--md-sys-color-background);
    color: var(--md-sys-color-on-background);
    font-family: var(--font-plain);
    font-size: 16px;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
    transition: background-color 0.4s var(--motion-spring-normal);
}

/* ══════════ Backgrounds ══════════ */
#stars-container {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.4;
}

.glow-overlay {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background: radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--md-sys-color-primary) 15%, transparent), transparent 70%);
}

/* ══════════ App Structure ══════════ */
.app-shell {
    display: flex;
    width: 100%;
    max-width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.nav-rail {
    width: var(--layout-rail-width);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 32px 0;
    background: var(--md-sys-color-surface);
    border-right: 1px solid var(--md-sys-color-outline-variant);
    z-index: 20;
    flex-shrink: 0;
}

.nav-rail .logo-area {
    margin-bottom: 40px;
    color: var(--md-sys-color-primary);
    transition: transform 0.3s var(--motion-spring-normal);
}

.nav-rail .logo-area:hover {
    transform: scale(1.1) rotate(5deg);
}

.nav-rail .nav-destinations {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    align-items: center;
}

.rail-item {
    width: 56px;
    height: 56px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    border-radius: 16px;
    color: var(--md-sys-color-on-surface-variant);
    cursor: pointer;
    transition: var(--transition-standard);
    position: relative;
    border: none;
    background: transparent;
}

.rail-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--md-sys-color-secondary-container);
    border-radius: 16px;
    transform: scaleY(0);
    opacity: 0;
    transition: var(--transition-standard);
    z-index: -1;
}

.rail-item.active {
    color: var(--md-sys-color-on-secondary-container);
}

.rail-item.active::before {
    transform: scaleY(1);
    opacity: 1;
}

.rail-item:hover:not(.active) {
    background: color-mix(in srgb, var(--md-sys-color-on-surface) 8%, transparent);
}

.rail-item i {
    width: 24px;
    height: 24px;
}

.rail-item span {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.rail-fab {
    margin-top: auto;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    border: none;
    transition: var(--transition-standard);
}

.rail-fab:hover {
    transform: rotate(90deg) scale(1.05);
}

/* Main Pane */
.main-pane {
    flex: 1;
    height: 100%;
    overflow-y: auto;
    background: var(--md-sys-color-surface-container);
    border-top-left-radius: var(--shape-corner-2xl);
    border-bottom-left-radius: var(--shape-corner-2xl);
    margin: 0;
    position: relative;
    display: flex;
    flex-direction: column;
    padding-bottom: 20px;
}

/* Mobile Header/Nav */
.mobile-header,
.bottom-bar {
    display: none;
}

@media (max-width: 800px) {
    .nav-rail {
        display: none;
    }

    .main-pane {
        border-radius: 0;
        background: var(--md-sys-color-background);
    }

    .mobile-header {
        display: flex;
        height: 64px;
        min-height: 64px;
        max-height: 64px;
        align-items: center;
        justify-content: space-between;
        padding: 0 20px;
        position: sticky;
        top: 0;
        z-index: 50;
        background: color-mix(in srgb, var(--md-sys-color-background) 80%, transparent);
        backdrop-filter: blur(16px);
        border-bottom: 1px solid color-mix(in srgb, var(--md-sys-color-outline-variant) 50%, transparent);
        flex-shrink: 0;
    }

    .mobile-header #header-title {
        font-size: 18px;
        font-weight: 600;
        line-height: 1.2;
        white-space: nowrap;
    }

    .bottom-bar {
        display: flex;
        height: 80px;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--md-sys-color-surface-container-high);
        z-index: 50;
        justify-content: space-around;
        align-items: center;
        padding-bottom: 12px;
        border-top-left-radius: var(--shape-corner-xl);
        border-top-right-radius: var(--shape-corner-xl);
        box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.05);
    }

    .bar-item {
        flex: 1;
        height: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 4px;
        color: var(--md-sys-color-on-surface-variant);
        background: none;
        border: none;
        transition: color 0.2s;
        cursor: pointer;
    }

    .bar-pill {
        padding: 4px 20px;
        border-radius: 16px;
        transition: var(--transition-standard);
    }

    .bar-item.active .bar-pill {
        background: var(--md-sys-color-secondary-container);
        color: var(--md-sys-color-on-secondary-container);
    }
}

/* ══════════ Content Layout ══════════ */
.view-content {
    padding: 24px 20px;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    animation: slideUp 0.5s var(--motion-spring-normal);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-header-large {
    margin-bottom: 28px;
    padding-top: 16px;
    padding-bottom: 8px;
    min-height: 80px;
}

.page-header-large h1 {
    font: var(--type-headline-large);
    color: var(--md-sys-color-on-surface);
    margin: 0 0 8px 0;
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
}

.subtitle {
    font: var(--type-body-medium);
    color: var(--md-sys-color-outline);
    margin: 0;
    font-size: 15px;
}

/* ══════════ COMPATIBILITY LAYER (app.js Support) ══════════ */

/* --- 1. Generic Utils --- */
.loading-spinner {
    border: 4px solid var(--md-sys-color-surface-container-highest);
    border-top: 4px solid var(--md-sys-color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 40px auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* --- 2. Cards & Plans --- */
/* app.js: class="glass plan-card plan-item" */
.plan-card,
.m3-card,
.card {
    background: var(--md-sys-color-surface-container-high);
    border-radius: var(--shape-corner-xl);
    padding: 24px;
    margin-bottom: 16px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-standard);
    border: 1px solid transparent;
}

.plan-card:hover {
    /* Hover unavailable on mobile touch */
    transform: translateY(-2px);
    box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.15);
    background: var(--md-sys-color-surface-container-highest);
}

.plan-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    min-height: 32px;
}

.plan-title {
    font: var(--type-headline-small);
    color: var(--md-sys-color-on-surface);
}

.plan-price {
    font: var(--type-title-large);
    color: var(--md-sys-color-primary);
    font-weight: 700;
}

.plan-specs {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.plan-specs span {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--md-sys-color-surface-container);
    border-radius: 12px;
    font: var(--type-label-large);
    color: var(--md-sys-color-on-surface-variant);
    min-height: 44px;
}

.plan-specs span i,
.plan-specs span svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--md-sys-color-primary);
}

/* Plan card buttons */
.plan-card .btn-primary {
    height: 52px;
    font-size: 15px;
    font-weight: 600;
    margin-top: 8px;
}

/* --- 3. Lists (Admin, Download, Profile) --- */
/* app.js: class="list-item glass" */
.list-item,
.shop-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--md-sys-color-surface-container-low);
    border-radius: var(--shape-corner-lg);
    margin-bottom: 8px;
    color: var(--md-sys-color-on-surface);
    cursor: pointer;
    transition: background 0.2s;
    user-select: none;
}

.list-item:active {
    background: var(--md-sys-color-surface-container-highest);
}

/* Prevent text overflow in lists */
.list-item>div {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Admin Specific */
.admin-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.search-box {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    align-items: center;
}

.search-box .glass-input {
    flex: 1;
    height: 48px;
    border-radius: 24px;
    border: none;
    border-bottom: none;
    padding: 0 20px;
}

.search-box .btn-primary {
    height: 48px;
    width: auto;
    min-width: 100px;
    padding: 0 24px;
    border-radius: 24px;
    flex-shrink: 0;
}

/* --- 4. Inputs --- */
/* app.js: class="glass-input" */
.glass-input,
textarea.glass-input {
    width: 100%;
    background: var(--md-sys-color-surface-container-highest);
    border: none;
    border-bottom: 2px solid var(--md-sys-color-outline);
    border-radius: 4px 4px 0 0;
    padding: 16px;
    font: var(--type-body-large);
    color: var(--md-sys-color-on-surface);
    transition: all 0.2s;
    outline: none;
}

.glass-input:focus {
    background: var(--md-sys-color-surface-container-high);
    border-bottom-color: var(--md-sys-color-primary);
}

textarea.glass-input {
    border-radius: 12px;
    border: 1px solid var(--md-sys-color-outline-variant);
}

textarea.glass-input:focus {
    border-color: var(--md-sys-color-primary);
}

/* --- 5. Buttons --- */
/* app.js: class="btn-primary", "btn-secondary" */
button {
    font-family: inherit;
}

.btn-primary,
.btn-secondary,
.btn-error {
    width: 100%;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 24px;
    /* Full pill */
    font: var(--type-label-large);
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s var(--motion-spring-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    border: none;
}

.btn-primary:active {
    transform: scale(0.98);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--md-sys-color-primary) 30%, transparent);
}

.btn-primary:disabled {
    opacity: 0.5;
    background: var(--md-sys-color-on-surface);
    cursor: not-allowed;
}

.btn-secondary {
    background: transparent;
    color: var(--md-sys-color-primary);
    border: 1px solid var(--md-sys-color-outline);
}

.btn-secondary:active {
    background: color-mix(in srgb, var(--md-sys-color-primary) 10%, transparent);
}

.btn-error {
    background: var(--md-sys-color-error-container);
    color: var(--md-sys-color-on-error-container);
    border: none;
}

/* --- 6. Stats & Rings (Dashboard) --- */
.status-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.ring-card {
    display: flex;
    flex-direction: row;
    /* Force row */
    align-items: center;
    justify-content: flex-start;
    gap: 24px;
}

.ring-container {
    width: 80px;
    height: 80px;
    position: relative;
    flex-shrink: 0;
}

.circular-chart {
    width: 100%;
    height: 100%;
}

.circle-bg {
    stroke: var(--md-sys-color-surface-container-highest);
    stroke-width: 6;
    fill: none;
}

.circle {
    stroke: var(--md-sys-color-primary);
    stroke-width: 6;
    stroke-linecap: round;
    fill: none;
    transition: stroke-dasharray 1s var(--motion-spring-slow);
}

/* Actions Grid (Dashboard) */
.actions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 20px;
}

.action-btn-large {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--md-sys-color-surface-container);
    color: var(--md-sys-color-on-surface);
    border: 1px solid transparent;
    border-radius: 20px;
    padding: 20px;
    cursor: pointer;
}

.action-btn-large:active {
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

.action-btn-large i {
    width: 28px;
    height: 28px;
}

/* --- 7. Modals & Confirms --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 200;
    display: flex;
    align-items: center;
    /* Center vertically */
    justify-content: center;
    padding: 20px;
    animation: fadeOverlay 0.3s;
}

.modal-overlay.hidden {
    display: none;
}

@keyframes fadeOverlay {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal-dialog,
.modal {
    /* .modal for legacy */
    background: var(--md-sys-color-surface-container-high);
    border-radius: 28px;
    padding: 24px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.3);
    animation: zoomModal 0.4s var(--motion-spring-fast);
}

@keyframes zoomModal {
    from {
        transform: scale(0.8) translateY(20px);
        opacity: 0;
    }

    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.btn-tonal {
    /* Admin tabs */
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
    padding: 8px 16px;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    opacity: 0.6;
    cursor: pointer;
}

.btn-tonal.active {
    opacity: 1;
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
}

/* Subscription Buttons (Legacy) */
.sub-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--md-sys-color-inverse-surface);
    color: var(--md-sys-color-inverse-on-surface);
    padding: 14px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    z-index: 300;
    min-width: 300px;
    animation: toastUp 0.4s var(--motion-spring-normal);
}

.toast i {
    width: 20px;
    height: 20px;
}

.toast.success i {
    color: #4ade80;
}

.toast.error i {
    color: #f87171;
}

@keyframes toastUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* ══════════ Utility Classes ══════════ */
.hidden {
    display: none !important;
}

/* ══════════ Accordion ══════════ */
.accordion {
    padding: 0;
}

.acc-item {
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.acc-item:last-child {
    border-bottom: none;
}

.acc-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    cursor: pointer;
    font: var(--type-label-large);
    color: var(--md-sys-color-on-surface);
    transition: background 0.2s;
}

.acc-head:hover {
    background: color-mix(in srgb, var(--md-sys-color-on-surface) 5%, transparent);
}

.acc-head i {
    width: 20px;
    height: 20px;
    transition: transform 0.3s var(--motion-spring-normal);
}

.acc-item.open .acc-head i {
    transform: rotate(180deg);
}

.acc-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s var(--motion-spring-normal), padding 0.3s;
    padding: 0 20px;
}

.acc-item.open .acc-body {
    max-height: 200px;
    padding: 0 20px 16px;
}

.acc-body p {
    font: var(--type-body-medium);
    color: var(--md-sys-color-outline);
    margin-bottom: 8px;
}

.acc-body p:last-child {
    margin-bottom: 0;
}

/* ══════════ Plan Item Badge ══════════ */
.plan-badge {
    position: absolute;
    top: -8px;
    right: 16px;
    background: var(--md-sys-color-tertiary);
    color: var(--md-sys-color-on-tertiary);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ══════════ Headline Type Fix ══════════ */
.page-header-large h1 {
    font: var(--type-headline-large);
}

/* ══════════ Type Additions (Missing) ══════════ */
:root {
    --type-display-small: 600 36px/44px var(--font-brand);
    --type-headline-small: 500 24px/32px var(--font-brand);
}

/* ══════════ Avatar Styles ══════════ */
.avatar-xs {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    max-width: 40px;
    max-height: 40px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
}

.avatar-xs img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* User chip avatar */
.user-chip .avatar-xs {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    max-width: 32px;
    max-height: 32px;
    font-size: 14px;
}

/* Profile page big avatar */
#profile-avatar {
    width: 80px !important;
    height: 80px !important;
    min-width: 80px !important;
    min-height: 80px !important;
    max-width: 80px !important;
    max-height: 80px !important;
    font-size: 32px !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Admin user detail avatar */
#adm-user-avatar {
    width: 48px !important;
    height: 48px !important;
    min-width: 48px !important;
    min-height: 48px !important;
    max-width: 48px !important;
    max-height: 48px !important;
    font-size: 20px !important;
}

.big-avatar {
    width: 88px;
    height: 88px;
    min-width: 88px;
    min-height: 88px;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    font-weight: 700;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.big-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* ══════════════════════════════════════════════════════════════════════════
   ENHANCED ANIMATIONS
   ══════════════════════════════════════════════════════════════════════════ */

/* --- Button Press Effects --- */
.btn-primary:active,
.btn-secondary:active,
.btn-error:active {
    transform: scale(0.95);
    transition: transform 100ms ease;
}

.btn-primary:hover,
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* --- Card Hover Effects --- */
.plan-card,
.m3-card {
    transition: transform 0.3s var(--motion-spring-normal),
        box-shadow 0.3s var(--motion-spring-normal),
        background 0.2s ease;
}

.plan-card:hover,
.m3-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.2);
}

.plan-card:active,
.m3-card:active {
    transform: translateY(-1px) scale(0.99);
}

/* --- Navigation Item Animations --- */
.bar-item {
    transition: transform 0.2s var(--motion-spring-fast), color 0.2s ease;
}

.bar-item:active {
    transform: scale(0.9);
}

.bar-pill {
    transition: transform 0.3s var(--motion-spring-normal),
        background 0.2s ease;
}

.bar-item:active .bar-pill {
    transform: scale(0.85);
}

.rail-item {
    transition: transform 0.2s var(--motion-spring-fast),
        background 0.2s ease,
        color 0.2s ease;
}

.rail-item:hover {
    transform: scale(1.05);
}

.rail-item:active {
    transform: scale(0.95);
}

/* --- List Item Animations --- */
.list-item {
    transition: transform 0.2s var(--motion-spring-fast),
        background 0.2s ease,
        box-shadow 0.2s ease;
}

.list-item:hover {
    transform: translateX(4px);
    background: var(--md-sys-color-surface-container);
}

.list-item:active {
    transform: translateX(2px) scale(0.98);
}

/* --- Action Button Large Animations --- */
.action-btn-large {
    transition: transform 0.3s var(--motion-spring-normal),
        background 0.2s ease,
        box-shadow 0.3s ease;
}

.action-btn-large:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.2);
}

.action-btn-large:active {
    transform: translateY(-2px) scale(0.97);
}

.action-btn-large i {
    transition: transform 0.3s var(--motion-spring-fast);
}

.action-btn-large:hover i {
    transform: scale(1.2);
}

/* --- Modal Animations --- */
.modal-overlay {
    animation: fadeIn 0.25s ease-out forwards;
    transition: opacity 0.25s ease;
}

.modal-overlay.closing {
    animation: fadeOut 0.25s ease-out forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

.modal-dialog {
    animation: slideInUp 0.35s var(--motion-spring-normal) forwards;
}

.modal-dialog.closing {
    animation: slideOutDown 0.25s ease-out forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideOutDown {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }

    to {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
}

/* --- Tab Transition Animations --- */
.tab-exit {
    animation: tabFadeOut 0.15s ease-out forwards;
}

.tab-enter {
    animation: tabFadeIn 0.35s var(--motion-spring-normal) forwards;
}

@keyframes tabFadeOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }

    to {
        opacity: 0;
        transform: translateX(-20px);
    }
}

@keyframes tabFadeIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* --- Admin Content Smooth --- */
#admin-content {
    transition: opacity 0.2s ease;
}

/* --- Ring Pulse Animation --- */
.ring-container {
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.02);
    }
}

/* --- Avatar Hover --- */
.avatar-xs,
#profile-avatar {
    transition: transform 0.3s var(--motion-spring-fast),
        box-shadow 0.3s ease;
}

.user-chip:hover .avatar-xs,
#profile-avatar:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* --- Status Badge Pulse --- */
.status-badge {
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* --- Toast Slide In --- */
.toast {
    animation: toastSlide 0.4s var(--motion-spring-normal);
}

@keyframes toastSlide {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scale(1);
    }
}

.toast-exit {
    animation: toastExit 0.4s var(--motion-spring-normal) forwards;
}

@keyframes toastExit {
    from {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scale(1);
    }

    to {
        opacity: 0;
        transform: translateX(-50%) translateY(20px) scale(0.9);
    }
}

/* --- Icon Bounce on Hover --- */
.rail-fab:hover i,
.action-btn-large:hover i {
    animation: iconBounce 0.5s var(--motion-spring-fast);
}

@keyframes iconBounce {
    0% {
        transform: scale(1);
    }

    30% {
        transform: scale(1.3);
    }

    50% {
        transform: scale(0.9);
    }

    70% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

/* --- Page Transition --- */
.view-content {
    animation: pageEnter 0.45s var(--motion-spring-normal);
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-exit {
    animation: pageExit 0.2s ease-in forwards;
}

@keyframes pageExit {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

/* --- Stagger Animation for Plan Cards --- */
.plan-card {
    animation: cardFadeIn 0.4s var(--motion-spring-normal) backwards;
}

.plan-card:nth-child(1) {
    animation-delay: 0.05s;
}

.plan-card:nth-child(2) {
    animation-delay: 0.1s;
}

.plan-card:nth-child(3) {
    animation-delay: 0.15s;
}

.plan-card:nth-child(4) {
    animation-delay: 0.2s;
}

.plan-card:nth-child(5) {
    animation-delay: 0.25s;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Loading Spinner Smooth --- */
.loading-spinner {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* --- Accordion Smooth Open --- */
.acc-body {
    transition: max-height 0.35s var(--motion-spring-normal),
        padding 0.35s var(--motion-spring-normal),
        opacity 0.25s ease;
    opacity: 0;
}

.acc-item.open .acc-body {
    opacity: 1;
}

.acc-head i {
    transition: transform 0.35s var(--motion-spring-normal);
}

/* --- QR Code Container Glow --- */
#qrcode-container {
    transition: box-shadow 0.3s ease, transform 0.3s var(--motion-spring-normal);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

#qrcode-container:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}