/* ===================================
   Final Fantasy X Section
   Apple-Inspired Modern Design
   Red/Black theme with gold accents
   =================================== */

/* === ROOT VARIABLES === */
:root {
    /* FFX Color Palette - Apple-Inspired Dark Theme */
    --ffx-bg-primary: #050505;
    --ffx-bg-secondary: #0f0f0f;
    --ffx-bg-tertiary: #1a1a1a;
    --ffx-bg-elevated: #252525;

    /* Glassmorphism surfaces */
    --ffx-surface-glass: rgba(25, 25, 25, 0.7);
    --ffx-surface-glass-hover: rgba(35, 35, 35, 0.8);
    --ffx-surface-glass-active: rgba(45, 45, 45, 0.85);
    --ffx-surface-primary: rgba(20, 20, 20, 0.9);
    --ffx-surface-secondary: rgba(28, 28, 28, 0.95);
    --ffx-surface-hover: rgba(40, 40, 40, 0.95);

    --ffx-text-primary: #f5f5f7;
    --ffx-text-secondary: #a1a1a6;
    --ffx-text-muted: #6e6e73;

    --ffx-border-primary: rgba(255, 255, 255, 0.08);
    --ffx-border-secondary: rgba(255, 255, 255, 0.12);
    --ffx-border-accent: rgba(255, 255, 255, 0.18);

    /* FFX Theme Colors - Refined */
    --ffx-accent-primary: #b91c1c;
    --ffx-accent-secondary: #991b1b;
    --ffx-accent-hover: #dc2626;
    --ffx-accent-light: rgba(185, 28, 28, 0.15);
    --ffx-accent-glow: rgba(185, 28, 28, 0.4);

    --ffx-gold: #c9a227;
    --ffx-gold-dark: #a68618;
    --ffx-gold-light: #dbb536;
    --ffx-gold-glow: rgba(201, 162, 39, 0.4);

    --ffx-success: #22c55e;
    --ffx-success-light: rgba(34, 197, 94, 0.15);
    --ffx-warning: #f59e0b;
    --ffx-error: #ef4444;
    --ffx-info: #3b82f6;

    /* Typography Scale - SF Pro Inspired */
    --ffx-font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
    --ffx-font-size-caption: 0.8125rem;
    --ffx-font-size-body: 0.9375rem;
    --ffx-font-size-body-lg: 1.0625rem;
    --ffx-font-size-headline: 1.375rem;
    --ffx-font-size-title: 1.75rem;
    --ffx-font-size-display: 2.5rem;

    /* Spacing - More Generous */
    --ffx-spacing-xs: 0.375rem;
    --ffx-spacing-sm: 0.625rem;
    --ffx-spacing-md: 1rem;
    --ffx-spacing-lg: 1.5rem;
    --ffx-spacing-xl: 2rem;
    --ffx-spacing-2xl: 3rem;
    --ffx-spacing-3xl: 4rem;

    /* Border Radius - Apple-style */
    --ffx-radius-sm: 8px;
    --ffx-radius-md: 12px;
    --ffx-radius-lg: 18px;
    --ffx-radius-xl: 24px;
    --ffx-radius-pill: 100px;

    /* Shadows - Layered Depth */
    --ffx-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --ffx-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 2px 6px rgba(0, 0, 0, 0.2);
    --ffx-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5), 0 4px 12px rgba(0, 0, 0, 0.3);
    --ffx-shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.5), 0 8px 16px rgba(0, 0, 0, 0.3);
    --ffx-shadow-glow-red: 0 0 20px var(--ffx-accent-glow), 0 0 40px rgba(185, 28, 28, 0.2);
    --ffx-shadow-glow-gold: 0 0 20px var(--ffx-gold-glow), 0 0 40px rgba(201, 162, 39, 0.2);

    /* Transitions - Spring-like */
    --ffx-ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ffx-ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ffx-ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ffx-transition-fast: 150ms var(--ffx-ease-smooth);
    --ffx-transition-base: 250ms var(--ffx-ease-smooth);
    --ffx-transition-slow: 350ms var(--ffx-ease-smooth);
    --ffx-transition-spring: 400ms var(--ffx-ease-spring);

    /* Blur values */
    --ffx-blur-sm: 8px;
    --ffx-blur-md: 16px;
    --ffx-blur-lg: 24px;
}

/* Light Theme Override */
[data-theme="light"] {
    --ffx-bg-primary: #f5f5f7;
    --ffx-bg-secondary: #ffffff;
    --ffx-bg-tertiary: #e8e8ed;
    --ffx-bg-elevated: #d1d1d6;

    --ffx-surface-glass: rgba(255, 255, 255, 0.7);
    --ffx-surface-glass-hover: rgba(255, 255, 255, 0.85);
    --ffx-surface-glass-active: rgba(255, 255, 255, 0.95);
    --ffx-surface-primary: rgba(255, 255, 255, 0.9);
    --ffx-surface-secondary: rgba(248, 248, 250, 0.95);
    --ffx-surface-hover: rgba(240, 240, 245, 0.95);

    --ffx-text-primary: #1d1d1f;
    --ffx-text-secondary: #515154;
    --ffx-text-muted: #86868b;

    --ffx-border-primary: rgba(0, 0, 0, 0.06);
    --ffx-border-secondary: rgba(0, 0, 0, 0.1);
    --ffx-border-accent: rgba(0, 0, 0, 0.15);

    --ffx-accent-primary: #a01616;
    --ffx-accent-secondary: #800f0f;
    --ffx-accent-hover: #cc1a1a;
    --ffx-accent-light: rgba(160, 22, 22, 0.1);

    --ffx-gold: #a68618;
    --ffx-gold-dark: #8b6914;
    --ffx-gold-light: #c9a227;

    --ffx-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --ffx-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1), 0 2px 6px rgba(0, 0, 0, 0.06);
    --ffx-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.08);
    --ffx-shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.15), 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* === ANIMATIONS === */
@keyframes ffxFadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes ffxScaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes ffxSpin {
    to { transform: rotate(360deg); }
}

@keyframes ffxShine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes ffxPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes ffxCardEntrance {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Staggered card entrance helper */
.ffx-stagger-1 { animation-delay: 0ms; }
.ffx-stagger-2 { animation-delay: 50ms; }
.ffx-stagger-3 { animation-delay: 100ms; }
.ffx-stagger-4 { animation-delay: 150ms; }
.ffx-stagger-5 { animation-delay: 200ms; }
.ffx-stagger-6 { animation-delay: 250ms; }

/* === TYPOGRAPHY UTILITY CLASSES === */
.ffx-display {
    font-size: var(--ffx-font-size-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.ffx-title {
    font-size: var(--ffx-font-size-title);
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.2;
}

.ffx-headline {
    font-size: var(--ffx-font-size-headline);
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.25;
}

.ffx-body {
    font-size: var(--ffx-font-size-body);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 1.5;
}

.ffx-body-lg {
    font-size: var(--ffx-font-size-body-lg);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 1.5;
}

.ffx-caption {
    font-size: var(--ffx-font-size-caption);
    font-weight: 500;
    letter-spacing: 0.01em;
    line-height: 1.4;
}

/* === BASE STYLES === */
.ffx-page {
    font-family: var(--ffx-font-family);
    background: var(--ffx-bg-primary);
    color: var(--ffx-text-primary);
    line-height: 1.5;
    min-height: 100vh;
    font-size: var(--ffx-font-size-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(185, 28, 28, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 100%, rgba(201, 162, 39, 0.05) 0%, transparent 30%);
}

.ffx-page main {
    flex: 1;
    padding: var(--ffx-spacing-xl) var(--ffx-spacing-lg);
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* === PAGE HEADER === */
.ffx-page-header {
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-lg));
    -webkit-backdrop-filter: blur(var(--ffx-blur-lg));
    border: 1px solid var(--ffx-border-primary);
    border-bottom: 1px solid var(--ffx-border-secondary);
    padding: var(--ffx-spacing-xl) var(--ffx-spacing-2xl);
    margin-bottom: var(--ffx-spacing-xl);
    border-radius: var(--ffx-radius-xl);
    box-shadow: var(--ffx-shadow-lg);
    position: relative;
    overflow: hidden;
}

.ffx-page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(180deg, rgba(185, 28, 28, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.ffx-page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--ffx-gold), transparent);
    box-shadow: 0 0 16px var(--ffx-gold-glow);
}

.ffx-page-header h1 {
    font-size: var(--ffx-font-size-display);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--ffx-spacing-md);
    color: var(--ffx-gold);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5), 0 0 30px var(--ffx-gold-glow);
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.ffx-page-header p {
    text-align: center;
    color: var(--ffx-text-secondary);
    margin: 0;
    font-size: var(--ffx-font-size-body-lg);
}

/* === TAB NAVIGATION - Apple Segmented Control === */
.ffx-tab-navigation {
    display: inline-flex;
    gap: var(--ffx-spacing-xs);
    padding: var(--ffx-spacing-xs);
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-md));
    -webkit-backdrop-filter: blur(var(--ffx-blur-md));
    border-radius: var(--ffx-radius-pill);
    box-shadow: var(--ffx-shadow-md);
    border: 1px solid var(--ffx-border-primary);
    margin: 0 auto var(--ffx-spacing-xl);
    width: fit-content;
}

/* Wrapper to center the tabs */
.ffx-tab-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: var(--ffx-spacing-xl);
}

.ffx-tab-navigation button {
    padding: var(--ffx-spacing-sm) var(--ffx-spacing-xl);
    background: transparent;
    color: var(--ffx-text-secondary);
    border: none;
    border-radius: var(--ffx-radius-pill);
    font-size: var(--ffx-font-size-body);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--ffx-transition-base);
    position: relative;
    min-width: 140px;
    text-align: center;
    white-space: nowrap;
}

.ffx-tab-navigation button:hover:not(.active) {
    color: var(--ffx-text-primary);
    background: var(--ffx-surface-glass-hover);
}

.ffx-tab-navigation button.active {
    background: var(--ffx-accent-primary);
    color: white;
    box-shadow: var(--ffx-shadow-sm), 0 0 12px var(--ffx-accent-glow);
    font-weight: 600;
}

/* === TAB CONTENT === */
.ffx-tab-content {
    display: none;
    animation: ffxFadeSlideIn 350ms var(--ffx-ease-smooth);
}

.ffx-tab-content.active {
    display: block;
}

/* === CONTROLS / FILTERS === */
.ffx-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--ffx-spacing-md);
    margin-bottom: var(--ffx-spacing-xl);
    padding: var(--ffx-spacing-lg);
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-md));
    -webkit-backdrop-filter: blur(var(--ffx-blur-md));
    border-radius: var(--ffx-radius-lg);
    border: 1px solid var(--ffx-border-primary);
    box-shadow: var(--ffx-shadow-sm);
    align-items: flex-end;
}

.ffx-control-group {
    display: flex;
    flex-direction: column;
    gap: var(--ffx-spacing-xs);
    flex: 1;
    min-width: 200px;
}

.ffx-control-group label {
    font-size: var(--ffx-font-size-caption);
    font-weight: 600;
    color: var(--ffx-gold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* === INPUT STYLES === */
.ffx-input,
.ffx-select {
    width: 100%;
    box-sizing: border-box;
    padding: var(--ffx-spacing-sm) var(--ffx-spacing-md);
    background: var(--ffx-surface-secondary);
    border: 1px solid var(--ffx-border-primary);
    border-radius: var(--ffx-radius-md);
    color: var(--ffx-text-primary);
    font-size: var(--ffx-font-size-body);
    font-family: inherit;
    transition: all var(--ffx-transition-base);
}

.ffx-input:focus,
.ffx-select:focus {
    outline: none;
    border-color: var(--ffx-gold);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
    background: var(--ffx-surface-primary);
}

.ffx-input:hover,
.ffx-select:hover {
    border-color: var(--ffx-border-secondary);
}

.ffx-input::placeholder {
    color: var(--ffx-text-muted);
}

/* === CARD STYLES === */
.ffx-card {
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-lg));
    -webkit-backdrop-filter: blur(var(--ffx-blur-lg));
    border: 1px solid var(--ffx-border-primary);
    border-radius: var(--ffx-radius-lg);
    padding: var(--ffx-spacing-lg);
    box-shadow: var(--ffx-shadow-md);
    transition: all var(--ffx-transition-spring);
}

.ffx-card:hover {
    box-shadow: var(--ffx-shadow-lg);
    border-color: var(--ffx-border-secondary);
    transform: translateY(-4px) scale(1.01);
}

.ffx-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--ffx-spacing-md);
    padding-bottom: var(--ffx-spacing-md);
    border-bottom: 1px solid var(--ffx-border-primary);
}

.ffx-card-title {
    font-size: var(--ffx-font-size-headline);
    font-weight: 600;
    color: var(--ffx-gold);
    margin: 0;
    letter-spacing: -0.01em;
}

/* === ACCORDION === */
.ffx-accordion {
    border: 1px solid var(--ffx-border-primary);
    border-radius: var(--ffx-radius-lg);
    overflow: hidden;
    margin-bottom: var(--ffx-spacing-md);
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-md));
    -webkit-backdrop-filter: blur(var(--ffx-blur-md));
}

.ffx-accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--ffx-spacing-md) var(--ffx-spacing-lg);
    background: transparent;
    cursor: pointer;
    transition: all var(--ffx-transition-base);
    border: none;
    width: 100%;
    text-align: left;
    color: var(--ffx-text-primary);
    font-size: var(--ffx-font-size-body);
    font-weight: 600;
    font-family: inherit;
}

.ffx-accordion-header:hover {
    background: var(--ffx-surface-glass-hover);
}

.ffx-accordion-header.active {
    background: var(--ffx-accent-primary);
    color: white;
}

.ffx-accordion-icon {
    transition: transform var(--ffx-transition-base);
}

.ffx-accordion-header.active .ffx-accordion-icon {
    transform: rotate(180deg);
}

.ffx-accordion-content {
    display: none;
    padding: var(--ffx-spacing-lg);
    background: var(--ffx-surface-primary);
}

.ffx-accordion-content.active {
    display: block;
}

/* === BADGE STYLES === */
.ffx-badge {
    display: inline-block;
    padding: var(--ffx-spacing-xs) var(--ffx-spacing-sm);
    border-radius: var(--ffx-radius-sm);
    font-size: var(--ffx-font-size-caption);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ffx-badge-red {
    background: var(--ffx-accent-primary);
    color: white;
}

.ffx-badge-gold {
    background: var(--ffx-gold);
    color: #1a1a1a;
}

.ffx-badge-green {
    background: var(--ffx-success);
    color: white;
}

.ffx-badge-blue {
    background: var(--ffx-info);
    color: white;
}

/* === GRID LAYOUTS === */
.ffx-grid {
    display: grid;
    gap: var(--ffx-spacing-lg);
}

.ffx-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.ffx-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.ffx-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* === FIEND/MONSTER CARD === */
.ffx-fiend-card {
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-md));
    -webkit-backdrop-filter: blur(var(--ffx-blur-md));
    border: 1px solid var(--ffx-border-primary);
    border-radius: var(--ffx-radius-lg);
    padding: var(--ffx-spacing-lg);
    transition: all var(--ffx-transition-spring);
}

.ffx-fiend-card:hover {
    border-color: var(--ffx-accent-primary);
    box-shadow: var(--ffx-shadow-md);
    transform: translateY(-4px) scale(1.01);
}

.ffx-fiend-card.captured {
    border-color: var(--ffx-gold);
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.08), var(--ffx-surface-glass));
}

.ffx-fiend-name {
    font-weight: 600;
    color: var(--ffx-text-primary);
    margin-bottom: var(--ffx-spacing-xs);
}

.ffx-fiend-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ffx-spacing-xs);
    font-size: var(--ffx-font-size-caption);
    color: var(--ffx-text-secondary);
}

.ffx-stat-label {
    color: var(--ffx-gold);
    font-weight: 500;
}

/* === WEAPON CARD === */
.ffx-weapon-card {
    background: var(--ffx-surface-glass);
    backdrop-filter: blur(var(--ffx-blur-lg));
    -webkit-backdrop-filter: blur(var(--ffx-blur-lg));
    border: 1px solid var(--ffx-border-primary);
    border-radius: var(--ffx-radius-lg);
    padding: var(--ffx-spacing-lg);
    transition: all var(--ffx-transition-spring);
    position: relative;
    overflow: hidden;
}

.ffx-weapon-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--ffx-accent-primary), var(--ffx-gold));
}

.ffx-weapon-card:hover {
    border-color: var(--ffx-gold);
    box-shadow: var(--ffx-shadow-lg), var(--ffx-shadow-glow-gold);
    transform: translateY(-4px) scale(1.01);
}

.ffx-weapon-name {
    font-size: var(--ffx-font-size-headline);
    font-weight: 700;
    color: var(--ffx-gold);
    margin-bottom: var(--ffx-spacing-sm);
    letter-spacing: -0.01em;
}

.ffx-weapon-character {
    font-size: var(--ffx-font-size-body);
    color: var(--ffx-accent-primary);
    font-weight: 600;
    margin-bottom: var(--ffx-spacing-md);
}

.ffx-weapon-section {
    margin-bottom: var(--ffx-spacing-md);
}

.ffx-weapon-section h4 {
    font-size: var(--ffx-font-size-caption);
    color: var(--ffx-gold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--ffx-spacing-xs);
    font-weight: 600;
}

.ffx-weapon-section p,
.ffx-weapon-section ul {
    color: var(--ffx-text-secondary);
    font-size: var(--ffx-font-size-body);
    margin: 0;
}

.ffx-weapon-section ul {
    list-style: none;
    padding: 0;
}

.ffx-weapon-section li {
    padding: var(--ffx-spacing-xs) 0;
    border-bottom: 1px solid var(--ffx-border-primary);
}

.ffx-weapon-section li:last-child {
    border-bottom: none;
}

/* === DIFFICULTY BADGES === */
.ffx-difficulty {
    display: inline-block;
    padding: var(--ffx-spacing-xs) var(--ffx-spacing-sm);
    border-radius: var(--ffx-radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ffx-difficulty-easy {
    background: var(--ffx-success);
    color: white;
}

.ffx-difficulty-medium {
    background: var(--ffx-warning);
    color: #1a1a1a;
}

.ffx-difficulty-hard {
    background: var(--ffx-error);
    color: white;
}

.ffx-difficulty-extreme {
    background: linear-gradient(135deg, #7f1d1d, #450a0a);
    color: white;
    box-shadow: 0 0 12px rgba(127, 29, 29, 0.5);
}

/* === STEP LIST === */
.ffx-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: step;
}

.ffx-steps li {
    position: relative;
    padding: var(--ffx-spacing-md) var(--ffx-spacing-md) var(--ffx-spacing-md) 3.5rem;
    margin-bottom: var(--ffx-spacing-sm);
    background: var(--ffx-surface-secondary);
    border-radius: var(--ffx-radius-md);
    border-left: 3px solid var(--ffx-accent-primary);
}

.ffx-steps li::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: var(--ffx-spacing-md);
    top: 50%;
    transform: translateY(-50%);
    width: 1.75rem;
    height: 1.75rem;
    background: var(--ffx-accent-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--ffx-font-size-caption);
    font-weight: 700;
}

/* === EMPTY STATE === */
.ffx-empty-state {
    text-align: center;
    padding: var(--ffx-spacing-3xl);
    color: var(--ffx-text-muted);
}

.ffx-empty-state p {
    font-size: var(--ffx-font-size-body-lg);
    margin-bottom: var(--ffx-spacing-sm);
}

/* === LOADING STATE === */
.ffx-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--ffx-spacing-3xl);
}

.ffx-spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--ffx-border-primary);
    border-top-color: var(--ffx-accent-primary);
    border-radius: 50%;
    animation: ffxSpin 0.8s linear infinite;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
    .ffx-grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .ffx-page main {
        padding: var(--ffx-spacing-md);
    }

    .ffx-page-header {
        padding: var(--ffx-spacing-lg);
    }

    .ffx-page-header h1 {
        font-size: var(--ffx-font-size-title);
    }

    .ffx-tab-navigation {
        flex-direction: column;
        width: 100%;
        border-radius: var(--ffx-radius-lg);
    }

    .ffx-tab-navigation button {
        width: 100%;
        border-radius: var(--ffx-radius-md);
    }

    .ffx-controls {
        flex-direction: column;
    }

    .ffx-control-group {
        min-width: 100%;
    }

    .ffx-grid-2,
    .ffx-grid-3,
    .ffx-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .ffx-page-header h1 {
        font-size: var(--ffx-font-size-headline);
    }

    .ffx-grid-2,
    .ffx-grid-3,
    .ffx-grid-4 {
        grid-template-columns: 1fr;
    }

    .ffx-fiend-stats {
        grid-template-columns: 1fr;
    }
}