/* === QuizGames.win — Shared Components === */

/* ── Base Body ── */
body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* ── Animated Page Background ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 60% 40% at 20% 30%, rgba(99, 102, 241, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 50% 50% at 80% 70%, rgba(168, 85, 247, 0.06) 0%, transparent 70%),
        radial-gradient(ellipse 40% 30% at 60% 20%, rgba(34, 211, 238, 0.04) 0%, transparent 70%);
    animation: bgShift 30s ease-in-out infinite;
    pointer-events: none;
}

@keyframes bgShift {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

/* ── Ambient Background Effect ── */
.ambient-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.ambient-bg::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: var(--accent-primary-glow);
    top: -200px;
    left: -100px;
    filter: blur(120px);
    animation: ambientFloat 20s ease-in-out infinite;
}

.ambient-bg::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: var(--accent-purple-glow);
    bottom: -150px;
    right: -100px;
    filter: blur(120px);
    animation: ambientFloat 25s ease-in-out infinite reverse;
}

@keyframes ambientFloat {

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

    33% {
        transform: translate(50px, -30px) scale(1.1);
    }

    66% {
        transform: translate(-30px, 50px) scale(0.9);
    }
}

/* ── Navigation ── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-8);
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-weight: var(--weight-bold);
    font-size: var(--text-xl);
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.nav__logo:hover {
    opacity: 0.85;
}

.nav__logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav__link {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

.nav__link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav__link--active {
    color: var(--accent-primary-bright);
    background: var(--accent-primary-glow);
}

.nav__link--cta {
    background: var(--gradient-primary);
    color: white;
    font-weight: var(--weight-semibold);
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-full);
}

.nav__link--cta:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow-primary);
    color: white;
    background: var(--gradient-primary);
}

/* Mobile menu toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--space-2);
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ── Main content spacing ── */
.main {
    padding-top: var(--nav-height);
}

/* ── Section ── */
.section {
    padding: var(--space-20) var(--space-8);
    max-width: var(--max-width);
    margin: 0 auto;
}

.section--hero {
    padding: var(--space-24) var(--space-8);
    text-align: center;
    position: relative;
}

/* ── Typography ── */
.heading-1 {
    font-family: var(--font-display);
    font-size: clamp(var(--text-4xl), 5vw, var(--text-7xl));
    font-weight: var(--weight-black);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.heading-2 {
    font-family: var(--font-display);
    font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
    font-weight: var(--weight-bold);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.heading-3 {
    font-family: var(--font-display);
    font-size: clamp(var(--text-xl), 2.5vw, var(--text-2xl));
    font-weight: var(--weight-semibold);
    line-height: 1.3;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-secondary {
    color: var(--text-secondary);
}

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

.subtitle {
    font-size: clamp(var(--text-lg), 2vw, var(--text-xl));
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 640px;
    margin: 0 auto;
}

/* ── Cards ── */
.card {
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.card:hover {
    transform: translateY(-6px) scale(1.01);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-lg), var(--shadow-glow-primary), 0 0 60px rgba(99, 102, 241, 0.1);
}

/* ── Card Shimmer on Hover ── */
.card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.03) 50%, transparent 70%);
    transform: rotate(0deg);
    transition: none;
    pointer-events: none;
    opacity: 0;
}

.card:hover::after {
    opacity: 1;
    animation: cardShimmer 1.5s ease-in-out 1;
}

@keyframes cardShimmer {
    0% {
        transform: translateX(-100%) rotate(25deg);
    }

    100% {
        transform: translateX(100%) rotate(25deg);
    }
}

.card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    margin-bottom: var(--space-5);
    position: relative;
}

.card__icon--blue {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary-bright);
}

.card__icon--cyan {
    background: rgba(34, 211, 238, 0.15);
    color: var(--accent-cyan);
}

.card__icon--purple {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
}

.card__icon--pink {
    background: rgba(236, 72, 153, 0.15);
    color: var(--accent-pink);
}

.card__title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--weight-semibold);
    margin-bottom: var(--space-3);
}

.card__description {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--accent-primary-bright);
    font-weight: var(--weight-medium);
    font-size: var(--text-sm);
    margin-top: var(--space-5);
    transition: all var(--transition-fast);
}

.card__link:hover {
    gap: var(--space-3);
    color: var(--accent-cyan);
}

/* ── Grid ── */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid--2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid--3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid--4 {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-weight: var(--weight-semibold);
    font-size: var(--text-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
    cursor: pointer;
}

.btn--primary {
    background: var(--gradient-primary);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
    color: white;
    box-shadow: var(--shadow-md), 0 0 20px rgba(99, 102, 241, 0.15);
}

.btn--primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow-primary), 0 0 40px rgba(99, 102, 241, 0.2);
}

.btn--primary:active {
    transform: translateY(0) scale(0.98);
    box-shadow: var(--shadow-sm);
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.btn--secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.08);
    transform: translateY(-1px);
}

.btn--secondary:active {
    transform: translateY(0) scale(0.98);
}

.btn--lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-xl);
}

.btn--icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--radius-md);
}

/* ── Badge ── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge--primary {
    background: var(--accent-primary-glow);
    color: var(--accent-primary-bright);
}

.badge--success {
    background: var(--success-bg);
    color: var(--success);
}

.badge--warning {
    background: var(--warning-bg);
    color: var(--warning);
}

/* ── Footer ── */
.footer {
    padding: var(--space-12) var(--space-8);
    border-top: 1px solid var(--glass-border);
    background: rgba(10, 10, 15, 0.5);
}

.footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-weight: var(--weight-bold);
    font-size: var(--text-lg);
}

.footer__links {
    display: flex;
    gap: var(--space-6);
}

.footer__link {
    color: var(--text-muted);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--text-primary);
}

.footer__copy {
    width: 100%;
    text-align: center;
    color: var(--text-muted);
    font-size: var(--text-xs);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--glass-border);
}

/* ── Divider ── */
.divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--glass-border);
}

/* ── Animations ── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

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

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out both;
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out both;
}

.delay-1 {
    animation-delay: 0.1s;
}

.delay-2 {
    animation-delay: 0.2s;
}

.delay-3 {
    animation-delay: 0.3s;
}

.delay-4 {
    animation-delay: 0.4s;
}

.delay-5 {
    animation-delay: 0.5s;
}

.delay-6 {
    animation-delay: 0.6s;
}

/* ── Utility: Animated Gradient Text ── */
.text-gradient-animated {
    background: linear-gradient(90deg, #6366f1, #22d3ee, #a855f7, #ec4899, #6366f1);
    background-size: 300% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textGradientFlow 4s ease infinite;
}

@keyframes textGradientFlow {
    0% {
        background-position: 0% 50%;
    }

    100% {
        background-position: 300% 50%;
    }
}

/* ── Utility: Floating Animation ── */
.animate-float {
    animation: float 4s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

/* ── Utility: Glow Pulse ── */
.glow-pulse {
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        box-shadow: 0 0 10px rgba(99, 102, 241, 0.2);
    }

    50% {
        box-shadow: 0 0 30px rgba(99, 102, 241, 0.4), 0 0 60px rgba(99, 102, 241, 0.15);
    }
}

/* ── Utility: Scale-in on scroll ── */
.animate-scale-in {
    animation: scaleIn 0.5s ease-out both;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

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

/* ── Cookie Banner ── */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    padding: var(--space-4) var(--space-6);
    background: rgba(18, 18, 26, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    transform: translateY(100%);
    opacity: 0;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
}

.cookie-banner--visible {
    transform: translateY(0);
    opacity: 1;
}

.cookie-banner__content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    flex-wrap: wrap;
}

.cookie-banner__text {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex: 1;
    min-width: 200px;
}

.cookie-banner__text p {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.cookie-banner__icon {
    font-size: var(--text-xl);
    flex-shrink: 0;
}

.cookie-banner__link {
    color: var(--accent-primary-bright);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cookie-banner__link:hover {
    color: var(--accent-cyan);
}

.cookie-banner__actions {
    flex-shrink: 0;
}

.btn--sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
    border-radius: var(--radius-md);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .nav__links {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        padding: var(--space-4);
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--glass-border);
    }

    .nav__links--open {
        display: flex;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__link {
        width: 100%;
        padding: var(--space-3) var(--space-4);
    }

    .section {
        padding: var(--space-12) var(--space-4);
    }

    .section--hero {
        padding: var(--space-16) var(--space-4);
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {

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