.landing-container {
    width: 100%;
    margin: 0 auto;
    padding: 0;
    overflow-x: hidden;
}

.landing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background: var(--topbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.landing-logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-logo span {
    color: var(--primary-color);
}

.landing-nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-pill);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.landing-nav-btn.primary {
    background: var(--primary-color);
    color: #ffffff;
}

.landing-nav-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.15);
}

.landing-nav-btn.primary:hover {
    background: var(--primary-focus);
}

.hero-section {
    padding: 10rem 5% 6rem;
    text-align: center;
    position: relative;
    background: radial-gradient(circle at top, var(--accent-ring) 0%, transparent 70%);
}

.hero-badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: var(--accent-ring);
    color: var(--primary-color);
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    color: var(--text-secondary);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.features-section {
    padding: 5rem 5%;
    background: var(--bg-main);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
    box-shadow: var(--capsule-shadow);
}

.feature-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--accent-ring);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.35rem;
    font-weight: 600;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.guide-section {
    padding: 5rem 5%;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.guide-toggle-container {
    display: flex;
    justify-content: center;
    margin-bottom: 3.5rem;
}

.guide-tabs {
    display: flex;
    background: var(--bg-input);
    padding: 4px;
    border-radius: var(--radius-pill);
    position: relative;
    border: 1px solid var(--border-color);
}

.guide-tab-btn {
    border: none;
    background: transparent;
    padding: 0.75rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-pill);
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.guide-tab-btn.active {
    color: #ffffff;
}

body.dark-mode .guide-tab-btn.active {
    color: var(--text-primary);
}

.guide-tab-indicator {
    position: absolute;
    top: 4px;
    bottom: 4px;
    left: 4px;
    background: var(--primary-color);
    border-radius: var(--radius-pill);
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), width 0.3s ease;
}

body.dark-mode .guide-tab-indicator {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
}

.guide-content-wrapper {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 992px) {
    .guide-content-wrapper {
        flex-direction: row;
        align-items: center;
    }
}

.guide-steps-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.guide-step-item {
    display: flex;
    gap: 1.5rem;
    opacity: 0;
    transform: translateY(15px);
    transition: all 0.4s ease;
}

.guide-step-item.show {
    opacity: 1;
    transform: translateY(0);
}

.guide-step-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-ring);
    color: var(--primary-color);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.95rem;
}

.guide-step-text h4 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.guide-step-text p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.guide-media-column {
    flex: 1;
    display: flex;
    justify-content: center;
}

.media-mockup {
    width: 100%;
    max-width: 500px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--capsule-shadow);
}

.mockup-header {
    height: 28px;
    background: var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    gap: 6px;
}

.mockup-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
}

body.dark-mode .mockup-dot {
    background: rgba(255, 255, 255, 0.2);
}

.mockup-screen {
    width: 100%;
    height: 280px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
}

.mockup-screen img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}

.faq-section {
    padding: 5rem 5%;
    background: var(--bg-main);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    background: var(--bg-main);
}

.faq-answer-inner {
    padding: 1.25rem 1.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    border-top: 1px solid var(--border-color);
}

.faq-icon {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
    color: var(--text-secondary);
}

.faq-item.active {
    border-color: var(--primary-color);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.landing-footer {
    padding: 4rem 5% 2rem;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-copy {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.chat-widget-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 999;
    font-family: var(--font-family);
}

.chat-badge-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary-color);
    color: #ffffff;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 102, 204, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.chat-badge-btn:hover {
    transform: scale(1.05);
    background: var(--primary-focus);
}

.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 360px;
    height: 480px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    transform: scale(0.9) translateY(20px);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.chat-window.open {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
}

.chat-header {
    background: var(--primary-color);
    color: #ffffff;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h4 {
    margin: 0;
    font-size: 1.05rem;
    color: #ffffff;
}

.chat-header-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    font-size: 1.15rem;
}

.chat-header-close:hover {
    color: #ffffff;
}

.chat-messages {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--bg-main);
}

.chat-bubble {
    max-width: 80%;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    line-height: 1.45;
}

.chat-bubble.assistant {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-bubble.user {
    background: var(--primary-color);
    color: #ffffff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-input-area {
    padding: 1rem;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 0.5rem;
}

.chat-input-control {
    flex: 1;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-pill);
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
    background: var(--bg-input);
    color: var(--text-primary);
    outline: none;
}

.chat-input-control:focus {
    border-color: var(--primary-color);
}

.chat-send-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--primary-color);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.chat-send-btn:hover {
    background: var(--primary-focus);
}

.chat-whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: #25d366;
    color: #ffffff;
    text-decoration: none;
    padding: 0.65rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.5rem;
    align-self: center;
    width: 100%;
}

.chat-whatsapp-btn:hover {
    background: #20ba5a;
}