/* CSS Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Advanced Animations & Microinteractions */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-slow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes bounce-in {
    0% { transform: scale(0.3) translateY(100px); opacity: 0; }
    50% { transform: scale(1.05) translateY(-10px); }
    70% { transform: scale(0.9) translateY(5px); }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

@keyframes slide-in-bottom {
    0% { transform: translateY(100px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.3); }
    50% { box-shadow: 0 0 30px rgba(59, 130, 246, 0.6); }
}

/* Floating elements */
.hero-logo-image {
    animation: float 6s ease-in-out infinite;
}

.chat-widget {
    animation: bounce-in 1s ease-out 3s both;
}

/* Hover animations for cards */
.card-hottisie:hover .card-number-hottisie {
    animation: pulse-slow 2s infinite;
    transform: scale(1.1);
}

/* Button hover effects */
.btn:hover {
    transform: translateY(-2px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:active {
    transform: translateY(0);
}

/* Platform logos animation */
.platform-logo:hover {
    animation: shake 0.5s ease-in-out;
}

/* Testimonial cards entrance */
.testimonial-card {
    animation: slide-in-bottom 0.8s ease-out both;
}

.testimonial-card:nth-child(2) { animation-delay: 0.2s; }
.testimonial-card:nth-child(3) { animation-delay: 0.4s; }

/* Glowing CTA */
.cta-card-modern {
    animation: glow 3s ease-in-out infinite;
}

/* CSS Custom Properties (Variables) */
:root {
    --color-bg: #FFFFFF;
    --color-text: #14151A;
    --color-muted: #5C6370;
    --color-soft: #9AA0AA;
    --color-border: #E7EAF0;
    --color-surface: #F6F7FB;

    --pink-500: #FF2E7A;
    --pink-600: #E62471;
    --pink-400: #FF4E98;
    --pink-gradient-start: #FF2E7A;
    --pink-gradient-end: #FF6CA8;

    --blue-500: #4D67FF;
    --blue-400: #7F8CFF;
    --blue-300: #A6B1FF;

    --success-500: #22C55E;
    --warning-500: #F59E0B;
    --kpi-ink: #0F172A;

    /* Spacing */
    --container-max-width: 1280px;
    --container-padding-mobile: 24px;
    --container-padding-tablet: 32px;
    --container-padding-desktop: 48px;
    --section-spacing-mobile: 96px;
    --section-spacing-tablet: 120px;
    --section-spacing-desktop: 144px;

    /* Typography */
    --font-family: 'Inter', system-ui, 'Segoe UI', 'Roboto', sans-serif;
    --hero-title-size-desktop: 64px;
    --hero-title-size-tablet: 56px;
    --hero-title-size-mobile: 40px;
    --h2-size-desktop: 44px;
    --h2-size-tablet: 36px;
    --h2-size-mobile: 28px;
    --h3-size-desktop: 24px;
    --h3-size-tablet: 22px;
    --h3-size-mobile: 20px;
    --body-size-desktop: 18px;
    --body-size-tablet: 17px;
    --body-size-mobile: 16px;

    /* Borders */
    --border-radius-small: 16px;
    --border-radius-large: 24px;
    --border-radius-pill: 9999px;

    /* Shadows */
    --shadow-subtle: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.06);

    /* Transitions */
    --transition-fast: 200ms ease;
    --transition-normal: 250ms ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding-left: var(--container-padding-mobile);
    padding-right: var(--container-padding-mobile);
}

@media (min-width: 768px) {
    .container {
        padding-left: var(--container-padding-tablet);
        padding-right: var(--container-padding-tablet);
        max-width: 1200px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding-left: var(--container-padding-desktop);
        padding-right: var(--container-padding-desktop);
        max-width: 1200px;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-text);
}

.hero-title {
    font-size: var(--hero-title-size-mobile);
    font-weight: 800;
    line-height: 1.05;
    text-align: center;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--hero-title-size-tablet);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--hero-title-size-desktop);
    }
}

.section-title {
    font-size: var(--h2-size-mobile);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--h2-size-tablet);
    }
}

@media (min-width: 1024px) {
    .section-title {
        font-size: var(--h2-size-desktop);
    }
}

.section-title.centered {
    text-align: center;
}

.section-title.white {
    color: white;
}

.section-intro {
    font-size: var(--body-size-mobile);
    line-height: 1.6;
    color: var(--color-muted);
    text-align: center;
    margin-bottom: 48px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .section-intro {
        font-size: var(--body-size-tablet);
    }
}

@media (min-width: 1024px) {
    .section-intro {
        font-size: var(--body-size-desktop);
    }
}

.section-intro.white {
    color: rgba(255, 255, 255, 0.9);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    border: none;
    border-radius: var(--border-radius-pill);
    font-family: var(--font-family);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--pink-gradient-start), var(--pink-gradient-end));
    color: white;
    box-shadow: var(--shadow-card);
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-subtle);
}

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

.btn-secondary {
    background: transparent;
    color: var(--pink-500);
    border: 1px solid var(--pink-500);
}

.btn-secondary:hover {
    background: var(--pink-500);
    color: white;
}

.btn-large {
    padding: 18px 32px;
    font-size: 18px;
    height: 56px;
}

@media (max-width: 768px) {
    .btn-large {
        height: 48px;
        padding: 14px 28px;
        font-size: 16px;
    }
}

.btn-icon {
    font-size: 18px;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
}

.btn:focus {
    outline: 2px solid var(--pink-500);
    outline-offset: 2px;
}

/* Logo no footer */
.footer .logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--pink-500);
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-text {
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
}

.logo-text.large {
    font-size: 48px;
}

/* Sections */
.section {
    padding-top: var(--section-spacing-mobile);
    padding-bottom: var(--section-spacing-mobile);
}

@media (min-width: 768px) {
    .section {
        padding-top: var(--section-spacing-tablet);
        padding-bottom: var(--section-spacing-tablet);
    }
}

@media (min-width: 1024px) {
    .section {
        padding-top: var(--section-spacing-desktop);
        padding-bottom: var(--section-spacing-desktop);
    }
}

.section-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--blue-500);
    margin-bottom: 24px;
}

.badge-dot {
    font-size: 12px;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 40px;
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--blue-50) 0%, var(--blue-100) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 48px;
}

.hero-logo-image {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    object-fit: cover;
}

@media (min-width: 768px) {
    .hero-logo-image {
        width: 100px;
        height: 100px;
        border-radius: 20px;
    }
}

.social-proof {
    display: flex;
    justify-content: center;
    margin-bottom: 48px;
}

.social-proof-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.rating-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.rating {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
}

.rating-count {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-muted);
}

.stars {
    color: var(--color-text);
    font-size: 16px;
}

.rating-separator {
    color: var(--color-soft);
}

.avatars {
    display: flex;
    gap: -8px;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 2px solid white;
    margin-left: -8px;
    object-fit: cover;
}

.avatar:first-child {
    margin-left: 0;
}

.hero-subtitle {
    font-size: var(--body-size-mobile);
    line-height: 1.6;
    color: var(--color-muted);
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: var(--body-size-tablet);
    }
}

@media (min-width: 1024px) {
    .hero-subtitle {
        font-size: var(--body-size-desktop);
    }
}

.platforms-carousel {
    width: 100%;
    max-width: 600px;
    margin: 48px auto 0 auto;
    overflow: hidden;
    mask: linear-gradient(90deg, transparent 0%, white 10%, white 90%, transparent 100%);
    -webkit-mask: linear-gradient(90deg, transparent 0%, white 10%, white 90%, transparent 100%);
}

.platforms-track {
    display: flex;
    gap: 32px;
    animation: scroll-horizontal 15s linear infinite;
    width: fit-content;
}

.platform-logo {
    flex-shrink: 0;
    opacity: 0.6;
    transition: opacity 0.3s ease;
    filter: grayscale(1);
}

.platform-logo:hover {
    opacity: 1;
    filter: grayscale(0);
}

@keyframes scroll-horizontal {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Pause animation on hover */
.platforms-carousel:hover .platforms-track {
    animation-play-state: paused;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    gap: 32px;
    margin-bottom: 48px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

/* Hottisie Style Cards */
.cards-grid-hottisie {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 48px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .cards-grid-hottisie {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.card-hottisie {
    background: #F8FAFC;
    border-radius: 20px;
    padding: 24px;
    border: 1px solid #E2E8F0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-hottisie:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-color: #CBD5E1;
}

.card-header-hottisie {
    margin-bottom: 20px;
}

.card-number-hottisie {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: #3B82F6;
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 14px;
}

.card-title-hottisie {
    font-size: 20px;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: 12px;
    line-height: 1.3;
}

.card-text-hottisie {
    font-size: 14px;
    color: #64748B;
    line-height: 1.5;
    margin-bottom: 20px;
}

.card-mockup-hottisie {
    background: white;
    border-radius: 12px;
    padding: 16px;
    border: 1px solid #E2E8F0;
    min-height: 140px;
}

/* Mockup Chat (Card 1) */
.mockup-chat {
    padding: 4px;
}

.chat-header {
    font-size: 12px;
    color: #64748B;
    margin-bottom: 12px;
    text-align: center;
}

.chat-messages {
    padding: 8px 0;
}

.chat-message {
    display: block;
    margin-bottom: 8px;
}

.message-avatar {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    background: #8B5CF6;
    margin-bottom: 4px;
    display: inline-block;
}

.message-content {
    display: block;
}

.message-bubble {
    height: 8px;
    border-radius: 4px;
    margin-bottom: 4px;
    display: block;
}

.message-bubble.gradient-1 {
    width: 40px;
    background: #F59E0B;
}

.message-bubble.gradient-2 {
    width: 60px;
    background: #3B82F6;
}

/* Mockup Message (Card 2) */
.mockup-message {
    padding: 4px;
}

.message-header {
    font-size: 12px;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 12px;
    text-align: center;
}

.message-input {
    margin-bottom: 12px;
}

.message-input input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #E2E8F0;
    border-radius: 6px;
    font-size: 12px;
    margin-bottom: 8px;
    background: #F8FAFC;
}

.send-button {
    background: #EC4899;
    color: white;
    border: none;
    padding: 6px 16px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: block;
    margin: 0 auto 12px auto;
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    color: #64748B;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: #10B981;
    border-radius: 50%;
}

/* Mockup Profile (Card 3) */
.mockup-profile {
    padding: 4px;
    text-align: center;
}

.profile-avatars {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 12px;
}

.profile-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid white;
}

.profile-avatar.avatar-1 { background: #F59E0B; }
.profile-avatar.avatar-2 { background: #10B981; }
.profile-avatar.avatar-3 { background: #F97316; }
.profile-avatar.avatar-4 { background: #8B5CF6; }
.profile-avatar.avatar-5 { background: #06B6D4; }

.profile-text {
    font-size: 12px;
    color: #64748B;
    margin-bottom: 8px;
}

.profile-rating {
    color: #F59E0B;
    font-size: 14px;
}

/* Mockup Content (Card 4) */
.mockup-content {
    padding: 4px;
}

.content-header {
    font-size: 12px;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: 12px;
    text-align: center;
}

.content-grid {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 12px;
}

.content-item {
    width: 32px;
    height: 24px;
    border-radius: 6px;
}

.content-item.gradient-purple { background: #A855F7; }
.content-item.gradient-pink { background: #EC4899; }
.content-item.gradient-blue { background: #3B82F6; }

.content-chat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.chat-bubble {
    background: #F1F5F9;
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 10px;
    color: #64748B;
    flex: 1;
    text-align: center;
}

.chat-avatar-small {
    width: 20px;
    height: 20px;
    background: #EC4899;
    border-radius: 50%;
    flex-shrink: 0;
}

@media (min-width: 768px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.card {
    background: var(--color-surface);
    border-radius: var(--border-radius-small);
    padding: 28px;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
}

.card-number {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-soft);
    margin-bottom: 16px;
}

.card-title {
    font-size: var(--h3-size-mobile);
    font-weight: 600;
    margin-bottom: 16px;
}

@media (min-width: 768px) {
    .card-title {
        font-size: var(--h3-size-tablet);
    }
}

@media (min-width: 1024px) {
    .card-title {
        font-size: var(--h3-size-desktop);
    }
}

.card-text {
    font-size: var(--body-size-mobile);
    line-height: 1.6;
    color: var(--color-muted);
}

@media (min-width: 768px) {
    .card-text {
        font-size: var(--body-size-tablet);
    }
}

@media (min-width: 1024px) {
    .card-text {
        font-size: var(--body-size-desktop);
    }
}

/* Comparison */
.comparison-card {
    background: white;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
    border: 1px solid var(--color-border);
}

.comparison {
    display: grid;
    gap: 0;
}

@media (min-width: 768px) {
    .comparison {
        grid-template-columns: 1fr auto 1fr;
    }
}

.comparison-divider {
    width: 1px;
    background: var(--color-border);
    display: none;
}

@media (min-width: 768px) {
    .comparison-divider {
        display: block;
    }
}

.comparison-column {
    background: transparent;
    padding: 48px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

@media (max-width: 767px) {
    .comparison-column {
        padding: 32px 24px;
    }
    
    .comparison-left {
        border-bottom: 1px solid var(--color-border);
    }
}

.comparison-right {
    position: relative;
    transition: transform var(--transition-normal);
}

.comparison-right:hover {
    transform: scale(1.01);
}

.comparison-subtitle {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}

.comparison-desc {
    font-size: 16px;
    color: var(--color-muted);
    margin-bottom: 24px;
}

.comparison-btn {
    margin-bottom: 32px;
    width: 100%;
    max-width: 280px;
}

.comparison-list {
    list-style: none;
    width: 100%;
}

.comparison-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    font-size: 16px;
    line-height: 1.5;
}

.comparison-icon {
    font-size: 18px;
    font-weight: 700;
    margin-top: 2px;
    flex-shrink: 0;
}

.comparison-negative .comparison-icon {
    color: var(--pink-500);
}

.comparison-positive .comparison-icon {
    color: var(--blue-500);
}

/* Testimonials */
.testimonials {
    display: grid;
    gap: 32px;
    margin-top: 48px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .testimonials {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .testimonials {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    background: var(--color-surface);
    border-radius: var(--border-radius-small);
    padding: 28px;
    box-shadow: var(--shadow-card);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.testimonial-handle {
    font-size: 14px;
    color: var(--color-soft);
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-muted);
    margin-bottom: 20px;
}

.testimonial-rating {
    font-size: 16px;
    color: var(--color-text);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--blue-400), var(--blue-300));
    color: white;
}

/* Modern CTA Section - Hottisie Style */
.cta-section-modern {
    padding: 100px 0;
    background: #f8fafc;
}

.cta-card-modern {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, #60A5FA 0%, #3B82F6 50%, #2563EB 100%);
    border-radius: 32px;
    padding: 80px 48px;
    text-align: center;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(59, 130, 246, 0.25);
}

.cta-header {
    margin-bottom: 48px;
}

.cta-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    overflow: hidden;
}

.cta-logo {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    object-fit: cover;
}

.hi-icon {
    font-size: 28px;
    font-weight: 800;
    color: white;
    letter-spacing: -1px;
}

.cta-title-modern {
    font-size: 48px;
    font-weight: 700;
    color: white;
    margin-bottom: 40px;
    line-height: 1.1;
    letter-spacing: -1px;
}

.cta-subtitle-modern {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 48px;
    font-weight: 400;
    line-height: 1.4;
}

.cta-form-modern {
    margin-bottom: 40px;
}

.form-inputs-modern {
    display: grid;
    gap: 16px;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .form-inputs-modern {
        grid-template-columns: repeat(3, 1fr);
    }
}

.form-input-modern {
    padding: 18px 24px;
    border: none;
    border-radius: 16px;
    font-family: var(--font-family);
    font-size: 16px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-text);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.form-input-modern::placeholder {
    color: #64748b;
}

.form-input-modern:focus {
    outline: none;
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.btn-modern {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 56px;
    border: none;
    border-radius: 50px;
    font-family: var(--font-family);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    margin-bottom: 32px;
}

.btn-primary-modern {
    background: #EF4444;
    color: white;
    box-shadow: 0 10px 25px -5px rgba(239, 68, 68, 0.4);
}

.btn-primary-modern:hover {
    background: #DC2626;
    transform: translateY(-2px);
    box-shadow: 0 15px 35px -5px rgba(239, 68, 68, 0.5);
}

.btn-icon-modern {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.btn-primary-modern:hover .btn-icon-modern {
    transform: translateX(4px);
}

.bonus-text-modern {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    line-height: 1.4;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .cta-section-modern {
        padding: 80px 0;
    }
    
    .cta-card-modern {
        margin: 0 20px;
        padding: 60px 32px;
        border-radius: 24px;
    }
    
    .cta-header {
        margin-bottom: 32px;
    }
    
    .cta-title-modern {
        font-size: 36px;
        margin-bottom: 24px;
    }
    
    .cta-subtitle-modern {
        font-size: 18px;
    }
    
    .btn-modern {
        padding: 18px 48px;
        margin-bottom: 24px;
    }
    
    .cta-icon {
        width: 64px;
        height: 64px;
    }
    
    .cta-logo {
        width: 48px;
        height: 48px;
        border-radius: 10px;
    }
    
    .hi-icon {
        font-size: 24px;
    }
}

.cta-form {
    max-width: 700px;
    margin: 0 auto 32px auto;
}

.form-row {
    display: grid;
    gap: 16px;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .form-row {
        grid-template-columns: repeat(3, 1fr);
    }
}

.form-input {
    padding: 16px 20px;
    border: none;
    border-radius: var(--border-radius-small);
    font-family: var(--font-family);
    font-size: 16px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-text);
}

.form-input::placeholder {
    color: var(--color-soft);
}

.form-input:focus {
    outline: 2px solid var(--pink-500);
    outline-offset: 2px;
}

.bonus-text {
    font-size: 14px;
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

/* About Section */
.about-content {
    display: grid;
    gap: 48px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
}

.about-description {
    font-size: var(--body-size-mobile);
    line-height: 1.6;
    color: var(--color-muted);
    margin-bottom: 32px;
}

@media (min-width: 768px) {
    .about-description {
        font-size: var(--body-size-tablet);
    }
}

@media (min-width: 1024px) {
    .about-description {
        font-size: var(--body-size-desktop);
    }
}

.about-image {
    position: relative;
}

.image-placeholder {
    background: var(--color-surface);
    border-radius: var(--border-radius-large);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pink-500);
    font-weight: 800;
}

/* KPIs */
.kpis {
    display: grid;
    gap: 48px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .kpis {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .kpis {
        grid-template-columns: repeat(4, 1fr);
    }
}

.kpi-number {
    font-size: 56px;
    font-weight: 800;
    color: var(--kpi-ink);
    font-variant-numeric: tabular-nums;
    line-height: 1;
    margin-bottom: 8px;
}

@media (min-width: 768px) {
    .kpi-number {
        font-size: 64px;
    }
}

.kpi-label {
    font-size: 16px;
    color: var(--color-muted);
    font-weight: 500;
}

/* Process */
.process {
    max-width: 700px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    gap: 24px;
    margin-bottom: 48px;
    align-items: flex-start;
}

.process-step:last-child {
    margin-bottom: 0;
}

.process-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--blue-500);
    flex-shrink: 0;
    margin-top: 4px;
}

.process-title {
    font-size: var(--h3-size-mobile);
    font-weight: 600;
    margin-bottom: 12px;
}

@media (min-width: 768px) {
    .process-title {
        font-size: var(--h3-size-tablet);
    }
}

@media (min-width: 1024px) {
    .process-title {
        font-size: var(--h3-size-desktop);
    }
}

.process-text {
    font-size: var(--body-size-mobile);
    line-height: 1.6;
    color: var(--color-muted);
}

@media (min-width: 768px) {
    .process-text {
        font-size: var(--body-size-tablet);
    }
}

@media (min-width: 1024px) {
    .process-text {
        font-size: var(--body-size-desktop);
    }
}

/* Calculator */
.calculator {
    background: linear-gradient(135deg, var(--blue-400), var(--blue-300));
    border-radius: var(--border-radius-large);
    padding: 40px 32px;
    color: white;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.calculator-status {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    margin-bottom: 32px;
    font-size: 14px;
    font-weight: 500;
}

.status-dot {
    color: var(--success-500);
    font-size: 12px;
}

.calculator-slider {
    margin-bottom: 40px;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.2);
    outline: none;
    margin-bottom: 16px;
    -webkit-appearance: none;
    appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--pink-500);
    cursor: pointer;
    box-shadow: var(--shadow-card);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--pink-500);
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-card);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.calculator-result {
    margin-bottom: 32px;
}

.result-text {
    font-size: 18px;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.9);
}

.result-value {
    font-size: 56px;
    font-weight: 800;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

@media (min-width: 768px) {
    .result-value {
        font-size: 64px;
    }
}

.result-period {
    font-size: 24px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.8);
}

.calculator-cta {
    width: 100%;
    max-width: 400px;
}

/* Blog */
.blog-grid {
    display: grid;
    gap: 32px;
    margin-top: 48px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    background: var(--color-surface);
    border-radius: var(--border-radius-small);
    padding: 0;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-4px);
}

.blog-image {
    height: 200px;
    background: var(--color-border);
    margin-bottom: 24px;
}

.blog-title {
    font-size: 20px;
    font-weight: 600;
    margin: 0 24px 16px 24px;
    line-height: 1.3;
}

.blog-excerpt {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-muted);
    margin: 0 24px 20px 24px;
}

.blog-link {
    display: inline-block;
    margin: 0 24px 24px 24px;
    color: var(--blue-500);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: color var(--transition-fast);
}

.blog-link:hover {
    color: var(--pink-500);
}

/* Footer */
.footer {
    background: var(--color-surface);
    padding: 80px 0 32px 0;
    margin-top: 80px;
}

/* Footer Simplificado */
.footer-simple {
    background: var(--color-surface);
    padding: 40px 0;
    margin-top: 80px;
}

.footer-simple-content {
    text-align: center;
}

.company-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.company-cnpj {
    font-size: 14px;
    color: var(--color-muted);
    margin: 0;
}

.footer-content {
    display: grid;
    gap: 48px;
    margin-bottom: 48px;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr 1fr;
    }
}

.footer-description {
    font-size: 16px;
    color: var(--color-muted);
    line-height: 1.6;
    margin-top: 16px;
    max-width: 400px;
}

.footer-links {
    display: grid;
    gap: 48px;
}

@media (min-width: 768px) {
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

.footer-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: 12px;
}

.footer-link {
    color: var(--color-muted);
    text-decoration: none;
    font-size: 16px;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--pink-500);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 32px;
    text-align: center;
}

.footer-legal {
    font-size: 14px;
    color: var(--color-soft);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 400px;
}

.toast {
    background: white;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--success-500);
    animation: toast-slide-in 0.3s ease-out;
    position: relative;
}

.toast.error {
    border-left-color: var(--error-500);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast-message {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
}

@keyframes toast-slide-in {
    0% { transform: translateX(100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--pink-500), var(--blue-500));
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: var(--blue-500);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--blue-600);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.back-to-top:active {
    transform: translateY(0);
}

/* Enhanced Form Validation Styles */
.form-input.error,
.form-input-modern.error {
    border-color: var(--error-500);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.input-error {
    color: var(--error-500);
    font-size: 12px;
    margin-top: 4px;
    display: block;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--blue-500);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 10000;
}

.skip-link:focus {
    top: 6px;
}

/* Loading Button State */
.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Enhanced Platform Logos */
.platform-logo {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.platform-logo:hover {
    transform: translateY(-2px) scale(1.1);
    filter: brightness(1.2);
}

/* Improved Testimonial Cards */
.testimonial-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.testimonial-avatar {
    transition: transform 0.3s ease;
}

.testimonial-card:hover .testimonial-avatar {
    transform: scale(1.1);
}

/* Enhanced Calculator */
.calculator {
    transition: all 0.3s ease;
}

.calculator:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.slider {
    transition: all 0.3s ease;
}

.slider:hover {
    transform: scaleY(1.1);
}

/* Improved Social Proof */
.social-proof {
    animation: fade-in-up 0.8s ease-out 0.5s both;
}

.social-proof .avatar {
    transition: transform 0.3s ease;
}

.social-proof:hover .avatar {
    transform: scale(1.1);
}

.social-proof .avatar:nth-child(1) { animation-delay: 0.1s; }
.social-proof .avatar:nth-child(2) { animation-delay: 0.2s; }
.social-proof .avatar:nth-child(3) { animation-delay: 0.3s; }

/* Enhanced CTA Section */
.cta-card-modern::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4, #feca57);
    background-size: 400% 400%;
    animation: gradient-animation 8s ease infinite;
    border-radius: 34px;
    z-index: -1;
    opacity: 0.3;
}

@keyframes gradient-animation {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* Enhanced Section Badges */
.section-badge {
    transition: all 0.3s ease;
}

.section-badge:hover {
    transform: scale(1.05);
    background: var(--blue-100);
}

.badge-dot {
    animation: pulse-slow 2s infinite;
}

/* Improved Comparison Cards */
.comparison-card {
    position: relative;
    overflow: hidden;
}

.comparison-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.comparison-card:hover::before {
    left: 100%;
}

/* Fun Easter Eggs */
.hero-logo-image {
    cursor: pointer;
}

.hero-logo-image:active {
    animation: shake 0.5s ease-in-out;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-white: #1f2937;
        --bg-gray-50: #111827;
        --text-gray-900: #f9fafb;
        --text-gray-700: #d1d5db;
        --text-gray-600: #9ca3af;
        --border-gray-200: #374151;
    }
}

/* Chat Widget */
.chat-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: white;
    border-radius: var(--border-radius-small);
    box-shadow: var(--shadow-subtle);
    padding: 16px;
    max-width: 280px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    transition: transform var(--transition-fast);
    z-index: 999;
}

.chat-widget:hover {
    transform: translateY(-2px);
}

.chat-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-surface);
    position: relative;
    flex-shrink: 0;
    overflow: hidden;
}

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

.chat-status-dot {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: var(--success-500);
    border-radius: 50%;
    border: 2px solid white;
}

.chat-message p {
    font-size: 14px;
    line-height: 1.4;
    color: var(--color-text);
    margin: 0;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes slideInScale {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Animation States */
.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-up.animate {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-left.animate {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-right.animate {
    opacity: 1;
    transform: translateX(0);
}

/* Advanced Mobile Optimizations */
@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin: 1rem 0;
    }

    .stats-card {
        padding: 1rem;
    }

    .stats-number {
        font-size: 1.5rem;
    }

    .calculator-slider {
        margin: 0.5rem 0;
    }

    .testimonial-card {
        padding: 1rem;
    }

    .comparison-card {
        padding: 1.5rem 1rem;
    }

    .feature-card {
        padding: 1.5rem 1rem;
    }

    .toast {
        width: calc(100% - 2rem);
        left: 1rem;
        right: auto;
        transform: none;
    }

    .scroll-progress {
        height: 2px; /* Thinner on mobile */
    }
}

/* Tablet Optimizations */
@media (min-width: 481px) and (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

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

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

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

    .comparison-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* Performance Optimizations */
@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;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid;
    }

    .section-badge {
        border: 1px solid;
    }

    .feature-card,
    .testimonial-card,
    .comparison-card {
        border: 1px solid var(--text-gray-900);
    }
}

/* Print Styles */
@media print {
    .toast-container,
    .scroll-progress,
    .back-to-top,
    .chat-widget {
        display: none !important;
    }

    .hero-section {
        background: white !important;
        color: black !important;
    }

    .btn {
        border: 1px solid black;
        background: white !important;
        color: black !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .section {
        page-break-inside: avoid;
    }

    .hero-title {
        page-break-after: avoid;
    }
}

.scale-in {
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scale-in.animate {
    opacity: 1;
    transform: scale(1);
}

.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.stagger-item.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Page Load Animation */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hide {
    opacity: 0;
    visibility: hidden;
}

.loader-logo {
    animation: fadeIn 0.8s ease forwards;
}

.loader-logo img {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

/* Hero Specific Animations */
.hero-content > * {
    opacity: 0;
    animation-fill-mode: forwards;
}

.hero-logo {
    animation: fadeInUp 1s ease 0.2s forwards;
}

.social-proof {
    animation: fadeInUp 1s ease 0.4s forwards;
}

.hero-title {
    animation: fadeInUp 1s ease 0.6s forwards;
}

.hero-subtitle {
    animation: fadeInUp 1s ease 0.8s forwards;
}

.btn-large {
    animation: fadeInUp 1s ease 1s forwards;
}

.platforms-carousel {
    animation: fadeInUp 1s ease 1.2s forwards;
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.centered {
    text-align: center;
}

/* Keyboard navigation styles */
.user-is-tabbing *:focus {
    outline: 2px solid var(--pink-500) !important;
    outline-offset: 2px !important;
}

/* Loading states */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.form-input:invalid {
    border: 1px solid var(--pink-500);
}

.form-input:valid {
    border: 1px solid var(--success-500);
}

/* Mobile-first responsive adjustments */
@media (max-width: 640px) {
    .hero {
        min-height: 90vh;
        padding-top: 40px;
    }
    
    .hero-logo-image {
        width: 70px;
        height: 70px;
        border-radius: 14px;
    }
    
    .social-proof-content {
        gap: 12px;
    }
    
    .avatar {
        width: 32px;
        height: 32px;
    }
    
    .platforms-carousel {
        max-width: 90%;
    }
    
    .platforms-track {
        gap: 24px;
    }
    
    .platform-logo svg {
        width: 28px;
        height: 28px;
    }
    
    .comparison-card {
        margin: 0 16px;
    }
    
    .comparison-column {
        padding: 24px 20px;
    }
    
    .testimonials {
        gap: 24px;
    }
    
    .form-row {
        gap: 12px;
    }
    
    .chat-widget {
        bottom: 16px;
        right: 16px;
        max-width: 240px;
        padding: 12px;
    }
    
    .calculator {
        padding: 32px 24px;
    }
    
    .result-value {
        font-size: 40px;
    }
}