:root {
    color-scheme: light dark;
    --color-bg: #f9f5ff;
    --color-bg-alt: #f1edff;
    --color-surface: rgba(255, 255, 255, 0.85);
    --color-surface-dark: rgba(20, 17, 32, 0.85);
    --color-primary: #8B5CF6;
    --color-primary-dark: #7C3AED;
    --color-secondary: #A78BFA;
    --color-accent: #F9A826;
    --color-amber: #FDBA74;
    --color-text: #1f1b2d;
    --color-text-muted: #5c5770;
    --color-border: rgba(139, 92, 246, 0.25);
    --color-success: #22c55e;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --shadow-soft: 0 20px 45px rgba(15, 23, 42, 0.15);
    --shadow-neumorph: -12px -12px 24px rgba(255,255,255,0.6), 12px 12px 24px rgba(174,144,255,0.3);
    --radius-lg: 32px;
    --radius-md: 20px;
    --radius-sm: 12px;
    --gradient-hero: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 40%, #FDE68A 100%);
    --gradient-card: linear-gradient(135deg, rgba(139,92,246,0.18), rgba(249,186,116,0.18));
    --gradient-dark: linear-gradient(135deg, rgba(16,8,32,0.9), rgba(39,21,62,0.9));
}

[data-theme="dark"] {
    --color-bg: #0f0b1e;
    --color-bg-alt: #171130;
    --color-surface: rgba(22, 18, 40, 0.9);
    --color-text: #f5f4ff;
    --color-text-muted: #c2bcd6;
    --color-border: rgba(255, 255, 255, 0.08);
    --shadow-soft: 0 25px 55px rgba(0, 0, 0, 0.55);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

::selection {
    background: rgba(139, 92, 246, 0.35);
    color: var(--color-text);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: 'Inter', 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(145deg, var(--color-bg), var(--color-bg-alt));
    color: var(--color-text);
    min-height: 100vh;
    line-height: 1.6;
    transition: background 0.5s ease, color 0.5s ease, opacity 0.5s ease;
    opacity: 0;
}

body.is-loaded,
body[data-page-ready="true"] {
    opacity: 1;
}

.no-js body {
    opacity: 1;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    border: none;
    background: none;
}

.skip-link {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: -100px;
    padding: 0.75rem 1.25rem;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    z-index: 1000;
}

.skip-link:focus {
    top: 20px;
}

.site-header {
    position: sticky;
    top: 0.75rem;
    margin: 1rem auto 2rem;
    width: min(1200px, 92vw);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    background: var(--color-surface);
    backdrop-filter: blur(18px);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    z-index: 999;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-mark {
    font-size: 2rem;
}

.eyebrow {
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.35rem;
}

.tagline {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 1.25rem;
}

.nav-link {
    color: var(--color-text-muted);
    font-weight: 500;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s ease;
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
    transform: scaleX(1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.icon-button {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, border 0.2s ease;
}

.icon-button:hover,
.icon-button:focus-visible {
    transform: translateY(-2px);
    border-color: var(--color-primary);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
}

.hamburger span {
    width: 20px;
    height: 2px;
    background: currentColor;
    border-radius: 999px;
}

.nav-drawer {
    position: fixed;
    inset: 0;
    background: var(--gradient-dark);
    transform: translateY(-100%);
    transition: transform 0.4s ease;
    padding: 4rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 998;
}

.nav-drawer a {
    font-size: 1.5rem;
    color: #fff;
}

body.nav-open .nav-drawer {
    transform: translateY(0);
}

body.nav-open {
    overflow: hidden;
}

main {
    width: min(1200px, 94vw);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 4rem;
    padding-bottom: 5rem;
}

.hero {
    background: var(--gradient-card);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 4vw, 4rem);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-soft);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 1rem;
    border-radius: inherit;
    border: 1px solid rgba(255,255,255,0.2);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 2;
}

.hero-copy h1 {
    font-size: clamp(2.3rem, 4vw, 3.6rem);
    margin: 0 0 1rem;
}

.lead {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.hero-stats {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 0;
}

.metric-card {
    flex: 1;
    min-width: 160px;
    padding: 1rem;
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    box-shadow: var(--shadow-neumorph);
}

.metric-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin: 0 0 0.2rem;
}

.metric-value {
    font-size: 1.8rem;
    margin: 0;
}

.metric-sub {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0;
}

.hero-visual {
    position: relative;
}

.visual-card {
    padding: 1rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
}

.visual-overlay {
    margin-top: 1rem;
}

.visual-overlay .progress-bar {
    background: rgba(255,255,255,0.2);
    border-radius: 999px;
    height: 8px;
    overflow: hidden;
    margin: 0.5rem 0 0.25rem;
}

.visual-overlay .progress-bar span {
    display: block;
    height: 100%;
    background: var(--gradient-hero);
}

.floating-card {
    position: absolute;
    top: 10%;
    right: -5%;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-soft);
    min-width: 160px;
}

.orb {
    position: absolute;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
}

.orb-purple {
    background: #8B5CF6;
    top: -40px;
    left: -60px;
}

.orb-amber {
    background: #FDE68A;
    bottom: -60px;
    right: -40px;
}

.section-header {
    text-align: left;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    margin: 0.35rem 0;
}

.feature-section .search-bar {
    margin: 1.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.search-bar input {
    padding: 0.85rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.8);
}

.helper-text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.search-preview {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

.preview-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.preview-chip {
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: rgba(139, 92, 246, 0.15);
    font-size: 0.85rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: transform 0.3s ease, border 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-primary);
}

.feature-card ul {
    padding-left: 1.2rem;
    margin: 0;
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: rgba(139, 92, 246, 0.15);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    animation: iconFloat 6s ease-in-out infinite;
}

.experience-grid,
.social-grid,
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.step-card {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.step-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(139, 92, 246, 0.2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 1rem;
}

.checklist {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

.checklist li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-card,
.testimonial {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.status-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
    display: grid;
    gap: 0.75rem;
}

.status-list strong {
    font-size: 1.2rem;
}

.quote {
    font-size: 1.2rem;
    font-style: italic;
}

.pricing-section .plan-card {
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.plan-card.featured {
    border: 1px solid var(--color-primary);
    box-shadow: var(--shadow-soft);
}

.plan-badge {
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 600;
}

.plan-card .price {
    font-size: 2rem;
    margin: 0;
}

.plan-card ul {
    padding-left: 1.2rem;
}

.app-shell {
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.card {
    border-radius: var(--radius-md);
    padding: 2rem;
    border: 1px solid var(--color-border);
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(18px);
}

[data-theme="dark"] .card,
[data-theme="dark"] .glass-panel,
body[data-theme="dark"] .glass-panel {
    background: var(--color-surface-dark);
}

.info-box {
    padding: 1rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--color-primary);
    background: rgba(139, 92, 246, 0.08);
    margin: 1.25rem 0;
}

.info-box.neutral {
    border-left-color: var(--color-secondary);
}

.info-box.warning {
    border-left-color: var(--color-warning);
    background: rgba(245,158,11,0.08);
}

.info-box.error {
    border-left-color: var(--color-danger);
    background: rgba(239,68,68,0.08);
}

.status {
    display: none;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    backdrop-filter: blur(8px);
}

.status-success {
    background: rgba(34,197,94,0.15);
    color: var(--color-success);
}

.status-error {
    background: rgba(239,68,68,0.15);
    color: var(--color-danger);
}

.status-info {
    background: rgba(59,130,246,0.15);
    color: #2563eb;
}

.btn {
    padding: 0.85rem 1.4rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    min-height: 44px;
    position: relative;
    overflow: hidden;
}

.btn-lg {
    padding: 1rem 1.75rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 15px 35px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--color-secondary);
    color: #fff;
}

.btn-success {
    background: var(--color-success);
    color: #fff;
}

.btn-danger {
    background: var(--color-danger);
    color: #fff;
}

.btn-warning {
    background: var(--color-warning);
    color: #fff;
}

.btn-ghost {
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.btn-small {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

input,
textarea {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    background: rgba(255,255,255,0.85);
    font-size: 1rem;
    transition: border 0.2s ease;
}

input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    border-color: var(--color-primary);
}

.helper-text {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.divider {
    text-align: center;
    position: relative;
    margin: 1.5rem 0;
}

.divider::before {
    content: '';
    position: absolute;
    inset: 50% 0 auto 0;
    border-top: 1px dashed var(--color-border);
}

.divider span {
    background: transparent;
    padding: 0 0.75rem;
    position: relative;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.key-display {
    background: rgba(15,15,40,0.1);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    word-break: break-all;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px,1fr));
    gap: 1rem;
    margin: 1rem 0 1.5rem;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 1.5rem;
}

.tab {
    background: transparent;
    border: none;
    padding: 0.75rem 1.2rem;
    border-radius: 999px;
    color: var(--color-text-muted);
    font-weight: 600;
    cursor: pointer;
}

.tab.active {
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-primary);
}

.tab-content {
    display: none;
    animation: fadeIn 0.35s ease;
}

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

.feature-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.feature-list li {
    padding: 0.35rem 0;
}

.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    min-height: 44px;
}

.chip-list .skeleton-chip {
    width: 80px;
    height: 32px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(255,255,255,0.2), rgba(139,92,246,0.2), rgba(255,255,255,0.2));
    animation: shimmer 1.5s infinite;
}

.keyword-tag,
.ticker-tag {
    background: var(--color-primary);
    color: #fff;
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.keyword-tag button,
.ticker-tag button {
    border: none;
    background: transparent;
    color: inherit;
    cursor: pointer;
}

.step-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
    display: grid;
    gap: 1rem;
}

.code-box {
    background: #0f172a;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.code-box.small {
    font-size: 0.85rem;
}

.token-pill {
    display: inline-flex;
    gap: 0.35rem;
    align-items: center;
    background: rgba(148,163,184,0.2);
    padding: 0 0.5rem;
    border-radius: 999px;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.danger-zone {
    border-top: 1px dashed var(--color-border);
    margin-top: 1.5rem;
    padding-top: 1rem;
}

.secure-accordion {
    margin-top: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    padding: 1.5rem;
    display: none;
}

body.is-authenticated #secureKnowledge {
    display: block;
}

.accordion-item {
    border-bottom: 1px solid var(--color-border);
}

.accordion-trigger {
    width: 100%;
    background: transparent;
    color: inherit;
    padding: 1rem 0;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chevron {
    width: 12px;
    height: 12px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 0.3s ease;
}

.accordion-trigger[aria-expanded="true"] .chevron {
    transform: rotate(-135deg);
}

.accordion-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.accordion-panel[aria-hidden="false"] {
    max-height: 500px;
    padding-bottom: 1rem;
}

.code-block {
    border-radius: var(--radius-sm);
}

.site-footer {
    width: min(1200px, 94vw);
    margin: 0 auto 3rem;
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-links .link {
    background: transparent;
    border: none;
    font-weight: 600;
    color: var(--color-text-muted);
    cursor: pointer;
}

.tiny {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.fab {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    font-size: 1.5rem;
    box-shadow: 0 20px 45px rgba(139,92,246,0.4);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    z-index: 900;
    cursor: pointer;
}

.key-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(12, 6, 25, 0.85);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    z-index: 1000;
}

.key-modal-backdrop.active {
    display: flex;
}

.key-modal {
    width: min(520px, 90vw);
    padding: 2rem;
    border-radius: var(--radius-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
}

.payment-modal {
    max-width: 460px;
}

.modal-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: flex-end;
    margin-top: 1rem;
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.2);
    z-index: 1200;
}

.scroll-progress span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--gradient-hero);
}

#ptrIndicator {
    position: fixed;
    top: -60px;
    left: 50%;
    transform: translate(-50%, 0);
    background: var(--color-primary);
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    transition: top 0.3s ease;
    z-index: 1200;
}

#ptrIndicator.visible {
    top: 80px;
}

#toastStack {
    position: fixed;
    top: 5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 1200;
}

.toast {
    background: var(--color-surface);
    border-left: 4px solid var(--color-primary);
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    min-width: 220px;
    opacity: 0;
    transform: translateX(50px);
    transition: transform 0.3s ease, opacity 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.toast button {
    background: transparent;
    color: inherit;
    font-size: 1.2rem;
}

.toast.visible {
    opacity: 1;
    transform: translateX(0);
}

.toast-success {
    border-left-color: var(--color-success);
}

.toast-error {
    border-left-color: var(--color-danger);
}

[data-ripple] {
    position: relative;
    overflow: hidden;
}

.ripple {
    position: absolute;
    background: rgba(255,255,255,0.5);
    border-radius: 50%;
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

[data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
}

[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-text);
    color: #fff;
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

[data-tooltip]:hover::after,
[data-tooltip]:focus-visible::after {
    opacity: 1;
}

.scroll-indicator {
    width: 100%;
    height: 6px;
    border-radius: 999px;
    background: rgba(139,92,246,0.15);
    overflow: hidden;
}

.scroll-indicator span {
    display: block;
    width: 65%;
    height: 100%;
    background: var(--gradient-hero);
    animation: progressPulse 2.4s infinite;
}

.modal-backdrop[style*="display: flex"] {
    display: flex !important;
}

[data-auth-only][aria-hidden="true"] {
    opacity: 0.3;
    filter: blur(2px);
    pointer-events: none;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes shimmer {
    0% { background-position: -100px; }
    100% { background-position: 100px; }
}

@keyframes progressPulse {
    0% { transform: translateX(-20%); }
    50% { transform: translateX(20%); }
    100% { transform: translateX(-20%); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1280px) {
    .site-header {
        width: 96vw;
    }
}

@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }
}

@media (max-width: 768px) {
    .site-header {
        padding: 0.8rem 1.2rem;
    }

    .hero {
        padding: 1.5rem;
    }

    .cta-group {
        flex-direction: column;
    }

    .stat-grid {
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .hero-stats {
        flex-direction: column;
    }

    .plan-card {
        padding: 1.5rem;
    }

    .tabs {
        overflow-x: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }
}