/* Premium interaction polish for ExamPrepWay */

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

:root {
    --brand-color: #2563eb;
    --brand-color-rgb: 37, 99, 235;
}

.btn,
button:not([class*="no-style"]),
a[role="button"],
input[type="submit"],
input[type="button"] {
    transition: transform 0.2s cubic-bezier(0.2, 0.9, 0.4, 1.1), box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
    will-change: transform;
}

.btn-primary,
.primary-btn,
.button.primary {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.btn-primary:hover,
.primary-btn:hover,
.button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.btn-primary:active,
.primary-btn:active,
.button.primary:active {
    transform: translateY(1px) scale(0.98);
    transition-duration: 0.05s;
}

.btn-secondary,
.button.secondary,
.btn-outline,
.btn-outline-light {
    transition: transform 0.15s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.btn-secondary:hover,
.button.secondary:hover,
.btn-outline:hover,
.btn-outline-light:hover {
    transform: translateY(-1px);
}

.btn-secondary:active,
.button.secondary:active,
.btn-outline:active,
.btn-outline-light:active {
    transform: translateY(1px);
}

.card,
.feature-card,
.exam-card,
.topic-card,
.article-card,
.mock-card,
.testimonial-card,
.subject-card,
.topic-item,
.question-preview-card,
.related-topic-card,
.related-subject-card,
.quick-card,
.dashboard-card,
.stat-card,
.achievement-card,
.analytics-lock-card,
.leaderboard-quick-card,
.sidebar-card,
.user-rank-card,
.category-card,
.info-card,
.mode-card,
.analysis-card,
.answer-card,
.question-card,
.solution-card,
.related-card,
.premium-sidebar-card,
.peace-hero-card,
.related-links-card,
.resource-card,
.checkout-card,
.plan-card,
.premium-summary-card,
.subscription-item,
.info-card-center,
.cluster-card,
.support-card,
.mastery-topic-card {
    transition: transform 0.25s cubic-bezier(0.2, 0, 0, 1), box-shadow 0.3s ease, border-color 0.2s ease;
    will-change: transform;
}

.card:hover,
.feature-card:hover,
.exam-card:hover,
.topic-card:hover,
.article-card:hover,
.mock-card:hover,
.testimonial-card:hover,
.subject-card:hover,
.topic-item:hover,
.question-preview-card:hover,
.related-topic-card:hover,
.related-subject-card:hover,
.quick-card:hover,
.dashboard-card:hover,
.stat-card:hover,
.achievement-card:hover,
.analytics-lock-card:hover,
.leaderboard-quick-card:hover,
.sidebar-card:hover,
.user-rank-card:hover,
.category-card:hover,
.info-card:hover,
.mode-card:hover,
.analysis-card:hover,
.answer-card:hover,
.question-card:hover,
.solution-card:hover,
.related-card:hover,
.premium-sidebar-card:hover,
.peace-hero-card:hover,
.related-links-card:hover,
.resource-card:hover,
.checkout-card:hover,
.plan-card:hover,
.premium-summary-card:hover,
.subscription-item:hover,
.info-card-center:hover,
.cluster-card:hover,
.support-card:hover,
.mastery-topic-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 25px -12px rgba(0, 0, 0, 0.15), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    border-color: rgba(var(--brand-color-rgb), 0.3);
}

.card .icon,
.feature-icon,
.subject-icon,
.exam-icon,
.quick-card-icon,
.stat-icon,
.category-icon,
.icon-wrapper svg,
.card i.fa,
.card [class*="icon"],
.subject-card i,
.topic-item i,
.exam-card i,
.dashboard-card i,
.stat-card i,
.analysis-card i,
.answer-card i,
.resource-card i,
.support-card i {
    transition: transform 0.2s cubic-bezier(0.18, 0.89, 0.32, 1.28), color 0.2s ease;
    display: inline-block;
}

.card:hover .icon,
.feature-card:hover .feature-icon,
.subject-card:hover .subject-icon,
.exam-card:hover .exam-icon,
.quick-card:hover .quick-card-icon,
.stat-card:hover .stat-icon,
.category-card:hover .category-icon,
.card:hover i.fa,
.card:hover [class*="icon"],
.topic-item:hover i,
.dashboard-card:hover i,
.analysis-card:hover i,
.answer-card:hover i,
.resource-card:hover i,
.support-card:hover i {
    transform: scale(1.05);
    color: var(--brand-color);
}

.btn i,
.btn svg,
.btn-text i,
.cta-button i,
.cta-button svg {
    transition: transform 0.2s ease;
}

.btn:hover i,
.btn:hover svg,
.btn-text:hover i,
.cta-button:hover i,
.cta-button:hover svg {
    transform: translateX(2px);
}

.navbar,
.header {
    transition: background-color 0.25s ease, box-shadow 0.25s ease, backdrop-filter 0.25s ease;
}

.navbar-scrolled,
.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-link,
.nav-item > a,
.navbar-nav .nav-item a {
    transition: color 0.2s ease, border-bottom-color 0.2s ease;
    position: relative;
}

.nav-link:hover,
.nav-item > a:hover,
.navbar-nav .nav-item a:hover {
    color: var(--brand-color);
}

.nav-link.active,
.nav-item.active > a,
.navbar-nav .nav-item.active a {
    font-weight: 500;
    position: relative;
}

.nav-link.active::after,
.nav-item.active > a::after,
.navbar-nav .nav-item.active a::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--brand-color);
    transform: scaleX(1);
    transition: transform 0.2s ease;
}

[data-animate="fade-up"] {
    opacity: 0;
    transform: translateY(20px);
    will-change: opacity, transform;
}

[data-animate="fade-in"] {
    opacity: 0;
    will-change: opacity;
}

.js-loaded [data-animate] {
    transition: none;
}

/* Shared icon normalization */
:root {
    --epw-icon-inline-size: 1rem;
    --epw-icon-inline-gap: 0.6rem;
}

.btn i,
.btn svg,
.btn-text i,
.btn-text svg,
.nav-item > a > i,
.dropdown-menu a i,
.user-menu a i,
.header-info span i,
.header-info a i,
.header-social a i,
.search-toggle i,
.search-form button i,
.search-close i,
.back-to-top i,
.footer-col a i,
.footer-social a i,
.language-switcher i,
.mobile-sidebar-inner a i,
.badge-item i,
.exam-hero-badge i,
.exam-meta-item i,
.exam-trust-item i,
.topic-meta span i,
.question-meta span i,
.verification-alert-dismiss i,
.verification-alert-icon i,
.success-icon i,
.exam-overview-list li i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: var(--epw-icon-inline-size);
    height: var(--epw-icon-inline-size);
    line-height: 1;
    vertical-align: middle;
}

.btn i,
.btn svg,
.btn-text i,
.btn-text svg {
    width: 1.05em;
    height: 1.05em;
    font-size: 0.98em;
}

.btn-lg i,
.btn-lg svg {
    width: 1.08em;
    height: 1.08em;
}

.nav-item > a,
.dropdown-menu a,
.user-menu a,
.footer-col a,
.header-info span,
.header-info a,
.exam-meta-item,
.exam-trust-item,
.topic-meta span,
.question-meta span {
    gap: var(--epw-icon-inline-gap);
}

.nav-item > a > i:first-child,
.dropdown-menu a i,
.user-menu a i,
.footer-col a i,
.mobile-sidebar-inner a i {
    font-size: 0.96rem;
}

.nav-item > a > i:last-child {
    width: 0.85rem;
    height: 0.85rem;
    font-size: 0.78rem;
}

.header-info span,
.header-info a,
.footer-col a,
.dropdown-menu a,
.user-menu a {
    display: inline-flex;
    align-items: center;
}

.header-social a,
.footer-social a,
.search-toggle,
.search-form button,
.search-close,
.back-to-top,
.verification-alert-dismiss {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.header-social a i,
.footer-social a i,
.search-toggle i,
.search-form button i,
.search-close i,
.back-to-top i {
    font-size: 1rem;
}

.feature-icon,
.subject-icon,
.exam-icon,
.quick-card-icon,
.exam-icon-box,
.subject-icon-large,
.exam-icon-large,
.verification-alert-icon {
    line-height: 1;
    text-align: center;
}

.feature-icon > i,
.subject-icon > i,
.exam-icon > i,
.quick-card-icon > i,
.exam-icon-box > i,
.subject-icon-large > i,
.exam-icon-large > i,
.verification-alert-icon > i {
    width: 1em;
    height: 1em;
    font-size: 1em;
    line-height: 1;
}

.badge-item,
.exam-hero-badge {
    gap: 0.5rem;
}

.mobile-sidebar-inner a {
    gap: 12px;
}

.search-form button {
    min-width: 56px;
}

.footer-col a {
    line-height: 1.45;
}

.footer-col a i {
    margin-top: 0.08em;
}

@media (max-width: 640px) {
    :root {
        --epw-icon-inline-size: 0.95rem;
        --epw-icon-inline-gap: 0.5rem;
    }

    .btn i,
    .btn svg,
    .btn-text i,
    .btn-text svg,
    .nav-item > a > i:first-child,
    .dropdown-menu a i,
    .user-menu a i,
    .footer-col a i,
    .mobile-sidebar-inner a i {
        font-size: 0.92rem;
    }

    .header-social a i,
    .footer-social a i,
    .search-toggle i,
    .search-form button i,
    .search-close i,
    .back-to-top i {
        font-size: 0.95rem;
    }
}

/* Desktop density pass: keep the design language, but reduce the 100% zoom footprint. */
@media (min-width: 1200px) {
    :root {
        --desktop-sidebar-width: 288px;
        --desktop-sidebar-collapsed-width: 88px;
    }

    html {
        font-size: 15px;
    }

    body {
        line-height: 1.55;
    }

    .container {
        width: min(1180px, calc(100% - 40px));
    }

    .main-content {
        padding-top: 102px;
    }

    .header-top {
        padding: 7px 0;
        font-size: 13px;
    }

    .nav-content {
        min-height: 66px;
        gap: 10px;
    }

    .logo {
        gap: 8px;
        font-size: 1.35rem;
    }

    .logo img {
        width: 38px;
        height: 38px;
    }

    .nav-menu {
        gap: 6px;
    }

    .nav-item > a,
    .nav-more-toggle {
        padding: 9px 12px;
        gap: 7px;
        font-size: 0.88rem;
    }

    .nav-actions,
    .nav-action-cluster {
        gap: 8px;
    }

    .search-toggle,
    .theme-toggle {
        width: 42px;
        height: 42px;
    }

    .btn {
        padding: 12px 18px;
        gap: 8px;
    }

    .btn-lg {
        padding: 13px 22px;
    }

    .hero-section {
        padding: 48px 0 44px;
    }

    .hero-content {
        gap: 34px;
    }

    .hero-badge {
        padding: 8px 13px;
        margin-bottom: 14px;
    }

    .hero-title {
        font-size: clamp(2.35rem, 3.35vw, 3.65rem);
        line-height: 1.04;
    }

    .hero-description {
        margin: 14px 0 22px;
        font-size: 1rem;
        max-width: 590px;
    }

    .hero-image img {
        border-radius: 22px;
    }

    .floating-card {
        gap: 11px;
        padding: 12px 14px;
        border-radius: 15px;
    }

    .stat-number {
        font-size: 1.62rem;
    }

    .section,
    .section.bg-light {
        padding-top: 56px;
        padding-bottom: 56px;
    }

    .section-header {
        margin-bottom: 22px;
    }

    .section-title {
        font-size: clamp(1.8rem, 2.35vw, 2.45rem);
        margin-bottom: 8px;
    }

    .section-subtitle {
        max-width: 620px;
        font-size: 0.96rem;
    }

    .feature-card,
    .testimonial-card,
    .exam-card,
    .subject-card,
    .related-topic-card,
    .related-subject-card,
    .question-preview-card,
    .quick-practice-card,
    .detail-cta-card,
    .exam-info-card,
    .concept-card,
    .tricks-card,
    .palette-card,
    .stats-card,
    .instructions-card,
    .premium-lock-card,
    .exam-overview-card {
        padding: 20px;
        border-radius: 20px;
    }

    .feature-icon,
    .quick-card-icon {
        width: 46px;
        height: 46px;
        border-radius: 14px;
        margin-bottom: 12px;
    }

    .exam-icon,
    .subject-icon,
    .exam-icon-box,
    .subject-icon-large,
    .exam-icon-large {
        width: 52px;
        height: 52px;
        border-radius: 16px;
    }

    .exam-hero,
    .subject-hero,
    .topic-hero,
    .exam-hero-section {
        padding-top: 64px;
        padding-bottom: 46px;
    }

    .exam-hero-left h1,
    .subject-hero h1,
    .topic-hero h1,
    .exam-hero-title {
        font-size: clamp(2rem, 3.2vw, 2.85rem);
    }

    .exam-hero-subtitle,
    .subject-hero p,
    .topic-hero p,
    .detail-hero-copy {
        font-size: 0.98rem;
    }

    .question-container {
        padding-top: 22px;
        padding-bottom: 38px;
    }

    .question-card {
        padding: 24px;
    }

    .question-text {
        font-size: 1rem;
    }
}

/* Beta UI hardening: small, late overrides for shared surfaces. */
.navbar .search-toggle {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: rgba(15, 108, 189, 0.07);
    color: #10233f;
}

.navbar .search-toggle:hover,
.navbar .search-toggle:focus-visible {
    background: rgba(15, 108, 189, 0.12);
    outline: 2px solid rgba(37, 99, 235, 0.18);
    outline-offset: 2px;
}

.navbar .logo,
.navbar .nav-content {
    min-width: 0;
}

.navbar .logo-text {
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (min-width: 861px) {
    .navbar .nav-item--more > #navMoreMenu {
        top: 96px !important;
    }
}

.article-body,
.rich-copy,
.question-text,
.question-title,
.option-text,
.explanation-text,
.ssc-notice-card,
.ssc-notice-card *,
.notification-card,
.notification-card *,
.plan-card,
.plan-card *,
.checkout-card,
.checkout-card * {
    overflow-wrap: anywhere;
}

.btn:focus-visible,
.nav-item > a:focus-visible,
.dropdown-menu a:focus-visible,
.user-menu a:focus-visible,
.ssc-notice-source:focus-visible,
.notification-card .btn:focus-visible,
.plan-card .btn:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.28);
    outline-offset: 3px;
}

.ssc-notice-source,
.notification-card .btn,
.plan-card .btn,
.checkout-actions .btn {
    min-height: 44px;
}

.plan-features li,
.ssc-notice-description,
.notification-card p {
    word-break: normal;
    hyphens: auto;
}

.article-body p,
.article-body li,
.rich-copy p,
.rich-copy li {
    line-height: 1.78;
}

.article-body h2,
.article-body h3,
.rich-copy h2,
.rich-copy h3 {
    scroll-margin-top: 120px;
}

.mocktest-premium .nav-buttons {
    flex-wrap: wrap;
}

.mocktest-premium .nav-buttons .btn {
    min-height: 44px;
}

/* Authenticated user dropdown: click-controlled, keyboard-safe, and above navbar layers. */
.navbar .nav-actions,
.navbar .nav-action-cluster,
.navbar .user-dropdown {
    overflow: visible !important;
}

.navbar .user-dropdown {
    position: relative;
    z-index: 2600;
}

.navbar .user-btn {
    min-height: 44px;
    border: 1px solid rgba(226, 232, 240, 0.95);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.06);
}

.navbar .user-btn:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.24);
    outline-offset: 3px;
}

.navbar .user-menu {
    top: calc(100% + 10px);
    right: 0;
    z-index: 2601;
    min-width: 238px;
    border-radius: 16px;
    background: #ffffff;
}

.navbar .user-dropdown.is-open > .user-menu,
.navbar .user-dropdown:focus-within > .user-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block;
}

.navbar .user-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #10233f;
    font-weight: 800;
}

.navbar .user-menu a:hover,
.navbar .user-menu a:focus-visible {
    background: #eff6ff;
    color: #1d4ed8;
    outline: none;
}

.navbar .user-menu hr {
    margin: 8px 6px;
    border: 0;
    border-top: 1px solid #e2e8f0;
}

@media (max-width: 640px) {
    .navbar .logo-text {
        max-width: 172px;
        font-size: 1.12rem;
    }

    .mocktest-premium .question-footer {
        gap: 12px;
    }

    .mocktest-premium .nav-buttons {
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .mocktest-premium .mark-review {
        width: 100%;
        justify-content: center;
    }

    .footer {
        padding-top: 42px;
    }

    .footer-links,
    .language-info {
        gap: 10px;
    }

    .notification-card .btn,
    .plan-card .btn,
    .checkout-actions .btn,
    .premium-summary-card .btn {
        width: 100%;
        justify-content: center;
    }

    .ssc-notice-links {
        display: grid;
        gap: 10px;
    }

    .navbar .user-menu {
        right: 0;
        width: min(280px, calc(100vw - 24px));
        min-width: 0;
    }
}

@media (hover: none) {
    .card:hover,
    .feature-card:hover,
    .exam-card:hover,
    .topic-card:hover,
    .article-card:hover,
    .mock-card:hover,
    .testimonial-card:hover,
    .subject-card:hover,
    .topic-item:hover,
    .question-preview-card:hover,
    .quick-card:hover,
    .answer-card:hover,
    .solution-card:hover,
    .premium-sidebar-card:hover {
        transform: none;
    }
}