:root {
    --background-color: #f4f7f9;
    --theme-color: #3498db;
    --theme-color-dark: #2980b9;
    --accent-green: #2ecc71;
    --accent-purple: #8e44ad;
    --accent-orange: #f39c12;
    --text-dark: #1f2937;
    --text-medium: #4b5563;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
    --font-family: 'Inter', sans-serif;
}
body {
    margin: 0;
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-medium);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}
.btn {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    cursor: pointer;
}
.btn-primary {
    background-color: var(--theme-color);
    color: white;
}
.btn-primary:hover {
    background-color: var(--theme-color-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(52, 152, 219, 0.3);
}
.btn-secondary {
    background-color: #e5e7eb;
    color: var(--text-dark);
    text-align: center;
}
.btn-secondary:hover {
    background-color: #d1d5db;
}
.btn-outline {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-dark);
}
.btn-outline:hover {
    background-color: var(--text-dark);
    color: white;
    border-color: var(--text-dark);
}
.btn-lg {
    padding: 0.9rem 1.8rem;
    font-size: 1.05rem;
}
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}
.section-header h2 {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}
.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-light);
}
.main-header {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-dark);
    text-decoration: none;
}
.logo-img {
    height: 36px;
    width: auto;
}
.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.5rem;
}
.nav-menu > li {
    display: flex;
    align-items: center;
}
.nav-mobile-login {
    display: none;
}
.nav-link {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.2s ease;
}
.nav-link:hover {
    color: var(--text-dark);
}
.nav-dropdown {
    position: relative;
}
.dropdown-toggle {
    background: none;
    border: none;
    color: var(--text-medium);
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}
.dropdown-toggle i {
    font-size: 0.8rem;
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    list-style: none;
    padding: 0.75rem 0;
    margin: 0;
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.1);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    min-width: 200px;
    z-index: 10;
}
.dropdown-menu li {
    padding: 0;
}
.dropdown-menu a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 500;
}
.dropdown-menu a:hover {
    background: #f3f4f6;
    color: var(--text-dark);
}
.nav-dropdown:hover > .dropdown-menu,
.nav-dropdown.open > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}
body.modal-open {
    overflow: hidden;
}
.login-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}
.login-modal.is-visible {
    opacity: 1;
    pointer-events: auto;
}
.login-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
}
.login-modal-dialog {
    position: relative;
    background: #ffffff;
    border-radius: 1.25rem;
    padding: 2.25rem 2rem;
    width: min(420px, 92%);
    box-shadow: 0 30px 80px -40px rgba(15, 23, 42, 0.9);
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.login-modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    border: none;
    background: transparent;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--text-medium);
}
.login-modal-header {
    text-align: center;
}
.login-modal-header h3 {
    margin: 0 0 0.35rem;
    font-size: 1.5rem;
    color: var(--text-dark);
}
.login-modal-header p {
    margin: 0 0 1.5rem;
    color: var(--text-light);
    font-size: 0.95rem;
}
.login-google {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border-color);
    background: #ffffff;
    color: var(--text-dark);
    border-radius: 0.85rem;
    box-shadow: 0 12px 30px -18px rgba(15, 23, 42, 0.4);
    font-weight: 600;
    box-sizing: border-box;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    padding: 0.65rem 0.85rem;
}
.login-google i {
    color: #ea4335;
}
.login-google:hover {
    transform: translateY(-1px);
    box-shadow: 0 15px 40px -20px rgba(15, 23, 42, 0.5);
    background: #fdfdfd;
}
.login-google i {
    font-size: 1rem;
}
.login-separator {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-light);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}
.login-separator::before,
.login-separator::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border-color);
}
.login-modal-form {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.login-modal-form label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}
.login-input {
    width: 100%;
    padding: 0.7rem 0.85rem;
    border-radius: 0.65rem;
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
    margin-bottom: 0.35rem;
    font-family: var(--font-family);
    box-sizing: border-box;
}
.login-input:focus {
    outline: 2px solid var(--theme-color);
    border-color: transparent;
}
.login-error {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--accent-orange);
    font-size: 0.85rem;
}
.login-submit {
    width: 100%;
    margin-top: 0.5rem;
}
.login-modal-note {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-medium);
    text-align: center;
}
.login-modal-note a {
    color: var(--theme-color);
    text-decoration: none;
    font-weight: 600;
}
.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-dark);
}
.hero-section {
    padding: 5rem 0;
    background-color: var(--card-bg);
    overflow: hidden;
}
.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
}
.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: 1.25rem;
}
.hero-subtitle {
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    color: var(--text-light);
    max-width: 500px;
}
.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.hero-image-gallery {
    perspective: 1500px;
    width: 100%;
    aspect-ratio: 4 / 3;
}
.hero-image-slider {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
}
.hero-image-slider img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1rem;
    box-shadow: 0 20px 40px -10px rgba(0,0,0,0.2);
    opacity: 0;
    animation: slideShow 16s linear infinite;
}
.hero-image-slider img:nth-child(2) {
    animation-delay: 4s;
}
.hero-image-slider img:nth-child(3) {
    animation-delay: 8s;
}
.hero-image-slider img:nth-child(4) {
    animation-delay: 12s;
}
@keyframes slideShow {
    0% {
        opacity: 0;
        transform: rotateY(-20deg) scale(0.95);
    }
    10%, 25% {
        opacity: 1;
        transform: rotateY(0) scale(1);
    }
    35%, 100% {
        opacity: 0;
        transform: rotateY(20deg) scale(0.95);
    }
}
.audience-pills {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1.75rem;
}
.audience-pill {
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 0.45rem 0.95rem;
    font-size: 0.9rem;
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 600;
    transition: all 0.2s ease;
}
.audience-pill:hover {
    background: var(--theme-color);
    color: white;
    border-color: var(--theme-color);
}
.solutions-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, #f6f9fc 0%, #ffffff 60%);
}
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.75rem;
    margin-bottom: 3.5rem;
}
.audience-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    box-shadow: 0 20px 45px -30px rgba(15, 23, 42, 0.4);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.audience-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 55px -35px rgba(15, 23, 42, 0.55);
}
.audience-card-header h3 {
    margin: 0.5rem 0 0.4rem;
    color: var(--text-dark);
    font-size: 1.4rem;
}
.audience-card-header p {
    margin: 0;
    color: var(--text-light);
}
.audience-type {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 1rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: #eef2ff;
    color: #4338ca;
}
.audience-points {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    font-size: 0.95rem;
    color: var(--text-medium);
}
.audience-points li {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}
.audience-points i {
    color: var(--theme-color);
    margin-top: 0.2rem;
    font-size: 0.9rem;
}
.audience-card-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--text-light);
}
.audience-card-footer .btn {
    width: 100%;
    text-align: center;
}
.audience-grid--simple .audience-card {
    padding: 1.5rem;
    box-shadow: 0 15px 30px -25px rgba(15, 23, 42, 0.4);
}
.audience-grid--simple .audience-card-header h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}
.audience-grid--simple .audience-card p {
    margin: 0 0 0.75rem;
    color: var(--text-medium);
}
.audience-grid--simple .audience-card-footer {
    margin-top: 0.75rem;
}
.audience-grid--simple .audience-card-footer .btn {
    width: auto;
    align-self: flex-start;
}
.audience-card--individual .audience-type {
    background: #edf2ff;
    color: #1d4ed8;
}
.audience-card--corporate .audience-type {
    background: #ecfdf5;
    color: #047857;
}
.audience-card--creator .audience-type {
    background: #fdf4ff;
    color: #a21caf;
}
.audience-card--educator .audience-type {
    background: #fff7ed;
    color: #c2410c;
}
.audience-card--corporate .audience-points i {
    color: #047857;
}
.audience-card--creator .audience-points i {
    color: #a21caf;
}
.audience-card--educator .audience-points i {
    color: #c2410c;
}
.audience-card--individual .audience-points i {
    color: #1d4ed8;
}
@media (min-width: 1100px) {
    .audience-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}
.pricing-section {
    padding: 5rem 0;
}
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
    align-items: stretch;
}
.pricing-card {
    background-color: var(--card-bg);
    border-radius: 1.1rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
    overflow: hidden;
}
.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px -10px rgba(0,0,0,0.1);
}
.pricing-card.featured {
    border: 2px solid var(--theme-color);
}
.featured-banner {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--theme-color);
    color: white;
    padding: 0.4rem 2.5rem;
    transform: rotate(45deg) translate(25%, -25%);
    transform-origin: center;
    font-weight: 600;
    font-size: 0.8rem;
}
.pricing-header h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-dark);
}
.price {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text-dark);
    margin: 0.35rem 0;
    text-align: center;
}
.price-tag-free {
    color: var(--accent-green);
}
.price-tag-varies {
    color: var(--accent-purple);
}
.price sup {
    font-size: 1.25rem;
    font-weight: 600;
    top: -1em;
}
.plan-desc {
    min-height: 52px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-medium);
    text-align: center;
}
.features-list {
    list-style: none;
    padding: 1rem 0 0 0;
    margin: 0 0 1rem 0;
    border-top: 1px solid var(--border-color);
    flex-grow: 1;
}
.features-list li {
    margin-bottom: 0.55rem;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.9rem;
}
.features-list .fa-check-circle {
    color: var(--accent-green);
    margin-top: 4px;
}
.pricing-footer {
    text-align: center;
    margin-top: auto;
}
.pricing-footer .btn {
    width: 100%;
    box-sizing: border-box;
}
.btn-subtext {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.78rem;
    color: var(--text-light);
}
.discount-note {
    font-size: 0.78rem;
    margin-top: 0.65rem;
    color: var(--text-light);
}
.faq-section {
    padding: 5rem 0;
}
.faq-accordion {
    max-width: 750px;
    margin: 0 auto;
}
.faq-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
}
.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.25rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
}
.faq-question .fa-chevron-down {
    transition: transform 0.2s ease;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease-out;
}
.faq-answer p {
    margin: 0;
    padding: 0 1.25rem 1.25rem;
    line-height: 1.7;
}
.faq-item.active .faq-question .fa-chevron-down {
    transform: rotate(180deg);
}
.faq-item.active .faq-answer {
    max-height: 200px;
}
.main-footer {
    background-color: var(--text-dark);
    color: #e5e7eb;
    padding: 3rem 0 1.5rem;
}
.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #4b5563;
}
.footer-brand .brand-logo {
    color: white;
}
.footer-brand p {
    margin-top: 1rem;
    color: #9ca3af;
}
.footer-links h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
}
.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 0.5rem;
}
.footer-links a {
    text-decoration: none;
    color: #9ca3af;
    transition: color 0.2s ease;
}
.footer-links a:hover {
    color: var(--theme-color);
}
.footer-social a {
    color: #9ca3af;
    font-size: 1.5rem;
    margin-right: 1rem;
    transition: color 0.2s ease;
}
.footer-social a:hover {
    color: var(--theme-color);
}
.footer-social a,
.footer-social a:hover {
  text-decoration: none;
}
.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    color: #9ca3af;
    font-size: 0.9rem;
}
@media (max-width: 992px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--card-bg);
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
        border-radius: 0 0 1rem 1rem;
        gap: 0.5rem;
    }
    .hero-image-gallery {
        margin-top: 2.5rem;
        perspective: none;
        width: 83%;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    .hero-content {
        text-align: center;
    }
    .nav-menu.is-active {
        display: flex;
    }
    .nav-toggle {
        display: block;
    }
    .nav-actions {
        display: none;
    }
    .nav-mobile-login {
        display: block;
    }
    .nav-mobile-login .nav-link {
        font-weight: 600;
    }
    .nav-menu > li {
        width: 100%;
    }
    .nav-menu > li a,
    .dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 0.75rem 0;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }
    .nav-menu > li:last-child a {
        border-bottom: none;
    }
    .dropdown-toggle {
        width: 100%;
        justify-content: space-between;
    }
    .dropdown-menu {
        position: static;
        border: none;
        box-shadow: none;
        padding: 0;
        margin: 0.25rem 0 0 0;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        display: none;
        background: transparent;
    }
    .nav-dropdown.open > .dropdown-menu {
        display: block;
    }
    .dropdown-menu a {
        padding: 0.5rem 0;
    }
    .hero-container {
        grid-template-columns: 1fr;
    }
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-cta {
        justify-content: center;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .pricing-card {
        max-width: 450px;
        margin: 0 auto;
    }
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-links, .footer-social {
        margin-top: 2rem;
    }
    .audience-pills {
        justify-content: center;
    }
}
@media (max-width: 576px) {
    .hero-title {
        font-size: 2.25rem;
    }
    .section-header h2 {
        font-size: 1.8rem;
    }
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    .pricing-card {
        padding: 2rem 1.5rem;
    }
    .audience-grid {
        grid-template-columns: 1fr;
    }
    .audience-pill {
        width: 100%;
        text-align: center;
    }
}