/* ================================================================
   SITE INSTITUCIONAL — Star Solution
   CSS3 Premium • Responsivo • Moderno
   ================================================================ */

/* ---------- CSS VARS ---------- */
:root {
    --c-primary: #6366f1;
    --c-primary-d: #4f46e5;
    --c-secondary: #312e81;
    --c-accent: #8b5cf6;
    --c-dark: #0f172a;
    --c-dark-2: #1e293b;
    --c-dark-3: #334155;
    --c-light: #f8fafc;
    --c-white: #ffffff;
    --c-muted: #64748b;
    --c-border: #e2e8f0;
    --c-success: #10b981;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 4px 12px rgba(0, 0, 0, .04);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, .10);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, .14);
    --radius: 16px;
    --radius-sm: 8px;
    --radius-full: 999px;
    --transition: all .22s ease;
    --header-h: 72px;
}

/* ---------- RESET ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    color: var(--c-dark);
    background: var(--c-white);
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

button,
input,
select,
textarea {
    font-family: inherit;
}

/* ---------- UTILITIES ---------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section--dark {
    background: var(--c-dark);
    color: var(--c-white);
}

.section--gray {
    background: var(--c-light);
}

.section--gradient {
    background: linear-gradient(135deg, var(--c-secondary) 0%, var(--c-primary) 60%, var(--c-accent) 100%);
    color: var(--c-white);
}

.text-center {
    text-align: center;
}

.text-muted {
    color: var(--c-muted);
}

.font-bold {
    font-weight: 700;
}

.hidden {
    display: none;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.gap-4 {
    gap: 16px;
}

.gap-6 {
    gap: 24px;
}

.mt-4 {
    margin-top: 16px;
}

.mt-8 {
    margin-top: 32px;
}

.mb-2 {
    margin-bottom: 8px;
}

.mb-4 {
    margin-bottom: 16px;
}

/* ---------- TYPOGRAPHY ---------- */
.site-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--c-primary)1a;
    color: var(--c-primary);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(26px, 4vw, 40px);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -.02em;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 17px;
    color: var(--c-muted);
    max-width: 580px;
    margin-bottom: 40px;
}

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

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    border-radius: var(--radius-full);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: var(--c-primary);
    color: #fff;
    box-shadow: 0 4px 18px rgba(99, 102, 241, .35);
}

.btn-primary:hover {
    background: var(--c-primary-d);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(99, 102, 241, .45);
}

.btn-secondary {
    background: transparent;
    color: var(--c-primary);
    border-color: var(--c-primary);
}

.btn-secondary:hover {
    background: var(--c-primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn-white {
    background: #fff;
    color: var(--c-primary);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    background: var(--c-light);
    transform: translateY(-2px);
}

.btn-outline-white {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, .5);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
}

.btn-lg {
    padding: 15px 36px;
    font-size: 16px;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 13px;
}

/* ---------- HEADER ---------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    z-index: 1000;
    transition: var(--transition);
}

.site-header.scrolled {
    background: rgba(15, 23, 42, .95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, .06);
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: var(--header-h);
    gap: 48px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.site-logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.site-logo-icon svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: white;
    stroke-width: 2;
}

.site-logo-text {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -.02em;
}

.site-logo-text span {
    color: var(--c-primary);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 2px;
}

.site-nav-link {
    color: rgba(255, 255, 255, .8);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.site-nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, .08);
}

.site-header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    margin-left: auto;
}

.btn-header-login {
    color: rgba(255, 255, 255, .85);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, .2);
    transition: var(--transition);
}

.btn-header-login:hover {
    background: rgba(255, 255, 255, .1);
    color: #fff;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    color: #fff;
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

/* ---------- HERO ---------- */
.site-hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-h);
}

.site-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 40%, rgba(99, 102, 241, .25) 0%, transparent 70%);
}

.site-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
    padding: 60px 0;
}

.site-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(99, 102, 241, .15);
    border: 1px solid rgba(99, 102, 241, .3);
    color: #a5b4fc;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease backwards;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: #818cf8;
    border-radius: 50%;
    box-shadow: 0 0 10px #818cf8;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(129, 140, 248, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(129, 140, 248, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(129, 140, 248, 0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.site-hero-title {
    font-size: clamp(32px, 5vw, 58px);
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -.03em;
    margin-bottom: 22px;
    animation: fadeInUp 0.8s ease 0.1s backwards;
}

.site-hero-title .highlight {
    background: linear-gradient(90deg, #818cf8, #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.site-hero-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, .7);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 480px;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.site-hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.site-hero-stats {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, .1);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.site-hero-stat-num {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
}

.site-hero-stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, .55);
    margin-top: 2px;
}

.site-hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.hero-screenshots {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-screen {
    position: absolute;
    width: 320px;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    background: #fff;
    object-fit: cover;
}

.screen-1 {
    z-index: 3;
    transform: translateX(0) translateY(0) rotate(0deg);
}

.screen-2 {
    z-index: 2;
    transform: translateX(-60px) translateY(40px) rotate(-4deg);
    opacity: 0.8;
}

.screen-3 {
    z-index: 1;
    transform: translateX(60px) translateY(-40px) rotate(4deg);
    opacity: 0.6;
}

.hero-screenshots:hover .screen-1 {
    transform: scale(1.05);
    z-index: 10;
}

.hero-screenshots:hover .screen-2 {
    transform: translateX(-100px) translateY(60px) rotate(-8deg);
    opacity: 1;
}

.hero-screenshots:hover .screen-3 {
    transform: translateX(100px) translateY(-60px) rotate(8deg);
    opacity: 1;
}

@media (max-width: 991px) {
    .hero-screenshots {
        height: auto;
        min-height: 200px;
        margin-top: 40px;
    }

    .hero-screen {
        width: 100%;
        max-width: 280px;
        position: relative;
        transform: none !important;
        opacity: 1 !important;
        margin: 0 auto;
    }
}

/* ---------- SECTION: SERVICES ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon svg {
    width: 26px;
    height: 26px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
}

.service-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 14px;
    color: var(--c-muted);
    line-height: 1.65;
}

/* ---------- SECTION: HOW IT WORKS ---------- */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 35px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--c-primary), transparent);
    z-index: 0;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-num {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 24px;
    font-weight: 900;
    color: #fff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, .4);
}

.step-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

.step-card p {
    font-size: 13px;
    color: var(--c-muted);
}

/* ---------- SECTION: PLANS ---------- */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    align-items: stretch;
}

.plan-card {
    background: var(--c-white);
    border: 2px solid var(--c-border);
    border-radius: var(--radius);
    padding: 36px;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.plan-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.plan-card.featured {
    border-color: var(--c-primary);
    transform: scale(1.04);
    box-shadow: 0 8px 40px rgba(99, 102, 241, .18);
    z-index: 1;
}

.plan-card.featured:hover {
    transform: scale(1.04) translateY(-6px);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.plan-name {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 4px;
}

.plan-desc {
    font-size: 13px;
    color: var(--c-muted);
    margin-bottom: 18px;
}

.plan-price {
    margin-bottom: 24px;
}

.plan-price-value {
    font-size: 42px;
    font-weight: 900;
    letter-spacing: -.03em;
    line-height: 1;
}

.plan-price-value small {
    font-size: 18px;
    font-weight: 500;
    vertical-align: super;
}

.plan-price-period {
    font-size: 13px;
    color: var(--c-muted);
}

.plan-separator {
    border: none;
    border-top: 1px solid var(--c-border);
    margin: 20px 0;
}

.plan-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}

.plan-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.plan-feature-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: #dcfce7;
    color: #16a34a;
}

.plan-feature-icon svg {
    width: 12px;
    height: 12px;
}

.plan-cta {
    width: 100%;
}

/* ---------- SECTION: WHATSAPP ---------- */
.whatsapp-section {
    background: linear-gradient(135deg, var(--c-dark) 0%, #0d1b2a 100%);
    padding: 90px 0;
    color: #fff;
}

.whatsapp-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.whatsapp-features {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-top: 28px;
}

.whatsapp-feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.whatsapp-feature-icon {
    width: 44px;
    height: 44px;
    background: rgba(37, 211, 102, .15);
    border: 1px solid rgba(37, 211, 102, .25);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #25d366;
    font-size: 20px;
}

.whatsapp-feature h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}

.whatsapp-feature p {
    font-size: 13px;
    color: rgba(255, 255, 255, .55);
}

.whatsapp-mockup-wrapper {
    display: flex;
    justify-content: center;
}

.whatsapp-phone {
    background: #111b21;
    border-radius: 28px;
    width: 260px;
    height: 480px;
    padding: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
    border: 6px solid #1a252f;
    position: relative;
    overflow: hidden;
}

.whatsapp-phone-header {
    background: #1f2c34;
    border-radius: 12px 12px 0 0;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.wp-avatar {
    width: 40px;
    height: 40px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    position: relative;
    flex-shrink: 0;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, .15);
}

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

.wp-avatar-initial {
    font-size: 16px;
    font-weight: 800;
    color: #fff;
}

.wp-avatar-online {
    position: absolute;
    bottom: 1px;
    right: 1px;
    width: 9px;
    height: 9px;
    background: #25d366;
    border-radius: 50%;
    border: 2px solid #111b21;
}

.wp-name {
    font-size: 13px;
    font-weight: 700;
    color: #e9edef;
}

.wp-status {
    font-size: 11px;
    color: #25d366;
    font-weight: 500;
}

.wp-messages {
    padding: 8px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.wp-msg {
    max-width: 80%;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.5;
}

.wp-msg.received {
    background: #1f2c34;
    color: #e9edef;
    border-radius: 0 8px 8px 8px;
    align-self: flex-start;
}

.wp-msg.sent {
    background: #005c4b;
    color: #e9edef;
    border-radius: 8px 0 8px 8px;
    align-self: flex-end;
}

.wp-msg-time {
    font-size: 10px;
    color: rgba(255, 255, 255, .4);
    margin-top: 3px;
    text-align: right;
}

/* ---------- SECTION: FEATURES ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.feature-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.feature-check {
    width: 44px;
    height: 44px;
    background: #dcfce7;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #16a34a;
}

.feature-check svg {
    width: 20px;
    height: 20px;
}

.feature-item h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 5px;
}

.feature-item p {
    font-size: 13.5px;
    color: var(--c-muted);
    line-height: 1.6;
}

/* ---------- SECTION: TESTIMONIALS ---------- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.testimonial-card {
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.testimonial-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 14px;
    color: #f59e0b;
    font-size: 16px;
}

.testimonial-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--c-dark-3);
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    flex-shrink: 0;
}

.testimonial-name {
    font-size: 14px;
    font-weight: 700;
}

.testimonial-role {
    font-size: 12px;
    color: var(--c-muted);
}

/* ---------- SECTION: FAQ ---------- */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

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

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    text-align: left;
    color: var(--c-dark);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--c-primary);
}

.faq-question-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--c-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
    color: var(--c-primary);
}

.faq-item.open .faq-question-icon {
    background: var(--c-primary);
    color: #fff;
    transform: rotate(45deg);
}

.faq-answer {
    display: none;
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--c-muted);
    line-height: 1.7;
}

.faq-item.open .faq-answer {
    display: block;
}

/* ---------- SECTION: CTA ---------- */
.cta-section {
    background: linear-gradient(135deg, var(--c-secondary) 0%, var(--c-primary) 60%, var(--c-accent) 100%);
    padding: 90px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(255, 255, 255, .05) 0%, transparent 70%);
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 900;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 18px;
    opacity: .8;
    margin-bottom: 36px;
}

.cta-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- FOOTER ---------- */
.site-footer {
    background: var(--c-dark);
    color: rgba(255, 255, 255, .7);
    padding: 72px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand-desc {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, .5);
    margin: 16px 0 20px;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social-link {
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--transition);
    color: rgba(255, 255, 255, .6);
}

.footer-social-link:hover {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: #fff;
}

.footer-col-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: #fff;
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    font-size: 14px;
    color: rgba(255, 255, 255, .5);
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--c-primary);
    padding-left: 4px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
}

.footer-contact-item span:first-child {
    font-size: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .07);
    padding: 20px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-copy {
    font-size: 13px;
    color: rgba(255, 255, 255, .35);
}

.footer-dev {
    font-size: 13px;
    color: rgba(255, 255, 255, .4);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-dev a {
    color: var(--c-primary);
    font-weight: 700;
    transition: var(--transition);
}

.footer-dev a:hover {
    color: var(--c-accent);
}

/* ---------- BADGES / TRUST ---------- */
.trust-bar {
    background: rgba(15, 23, 42, 0.98);
    border-top: 1px solid rgba(255, 255, 255, .08);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    padding: 22px 0;
    position: relative;
    z-index: 10;
}

.trust-items {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, .7);
    font-size: 13.5px;
    font-weight: 600;
    transition: var(--transition);
}

.trust-item:hover {
    color: #fff;
    transform: translateY(-1px);
}

.trust-item span {
    font-size: 18px;
}

/* ====================================================
   FLOATING WHATSAPP — Botão pulsante
   ==================================================== */
.wa-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 9990;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #25d366;
    color: #fff;
    border-radius: 50px;
    padding: 12px 18px 12px 14px;
    text-decoration: none;
    box-shadow: 0 6px 28px rgba(37, 211, 102, .55);
    font-size: 14px;
    font-weight: 700;
    transition: all .22s ease;
    cursor: pointer;
    user-select: none;
}

.wa-float:hover {
    background: #1da851;
    transform: translateY(-2px) scale(1.03);
    box-shadow: 0 10px 36px rgba(37, 211, 102, .7);
    color: #fff;
}

.wa-float-icon {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .2));
}

.wa-float-label {
    white-space: nowrap;
    letter-spacing: .01em;
}

/* Pulse rings */
.wa-float-ring {
    position: absolute;
    inset: 0;
    border-radius: 50px;
    background: #25d366;
    animation: wa-ring 2.4s ease-out infinite;
    z-index: -1;
    pointer-events: none;
}

.wa-float-ring2 {
    animation-delay: 1.2s;
}

@keyframes wa-ring {
    0% {
        opacity: .5;
        transform: scale(1);
    }

    100% {
        opacity: 0;
        transform: scale(1.7);
    }
}

/* Mostrar apenas ícone em mobile pequeno */
@media (max-width: 480px) {
    .wa-float {
        padding: 14px;
        border-radius: 50%;
    }

    .wa-float-label {
        display: none;
    }
}

/* ---------- MOBILE NAV OVERLAY ---------- */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, .98);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    backdrop-filter: blur(20px);
}

.mobile-nav.open {
    display: flex;
}

.mobile-nav-link {
    font-size: 24px;
    font-weight: 700;
    color: rgba(255, 255, 255, .8);
    padding: 12px 32px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, .06);
}

.mobile-nav-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 28px;
}

/* ---------- FORM COMPONENTS ---------- */
.site-form-group {
    margin-bottom: 18px;
}

.site-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--c-dark);
}

.site-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1.5px solid var(--c-border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--c-dark);
    outline: none;
    transition: var(--transition);
}

.site-input:focus {
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, .12);
}

.site-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

.site-textarea {
    resize: vertical;
    min-height: 120px;
}

/* ---------- ALERTS / FLASH ---------- */
.site-alert {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.site-alert-success {
    background: #dcfce7;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

.site-alert-error {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

/* ---------- RESPONSIVE ---------- */

/* Tablet grande (≤1024px) */
@media (max-width: 1024px) {
    .plans-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }

    .steps-grid::before {
        display: none;
    }

    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .site-hero-title {
        font-size: clamp(32px, 5vw, 52px);
    }
}

/* Tablet (≤768px) */
@media (max-width: 768px) {

    /* Global */
    .section {
        padding: 64px 0;
    }

    .container {
        padding: 0 20px;
    }

    /* Header */
    .site-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .site-header-actions .btn {
        display: none;
    }

    .site-header-actions .btn-header-login {
        display: none;
    }

    .site-header-inner {
        padding: 0 4px;
        gap: 12px;
    }

    /* Hero */
    .site-hero-grid {
        display: flex;
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .site-hero-visual {
        display: flex;
        justify-content: center;
        order: -1;
        margin-top: 0;
        margin-bottom: 20px;
    }

    .site-hero-title {
        font-size: clamp(28px, 7vw, 44px);
    }

    .site-hero-subtitle {
        font-size: 16px;
        margin: 0 auto 32px;
    }

    .site-hero-actions {
        justify-content: center;
    }

    .site-hero-stats {
        justify-content: center;
    }

    .site-hero-badge {
        margin: 0 auto 18px;
    }

    /* Cards / Grids */
    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin-inline: auto;
        gap: 24px;
    }

    .plan-card.featured {
        transform: none;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    /* WhatsApp section */
    .whatsapp-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .whatsapp-mockup-wrapper {
        display: flex;
        justify-content: center;
        margin-top: 36px;
    }

    .whatsapp-phone {
        max-width: 300px;
        width: 100%;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-brand-desc {
        max-width: 100%;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    /* CTA */
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }

    /* Section titles */
    .section-title {
        font-size: clamp(24px, 5vw, 36px);
    }

    .section-subtitle {
        font-size: 15px;
        margin-bottom: 32px;
    }

    .section-header {
        margin-bottom: 36px;
    }
}

/* Mobile (≤480px) */
@media (max-width: 480px) {
    .section {
        padding: 48px 0;
    }

    .container {
        padding: 0 16px;
    }

    /* Hero */
    .site-hero {
        padding: 90px 0 50px;
    }

    .site-hero-title {
        font-size: 28px;
    }

    .site-hero-subtitle {
        font-size: 15px;
    }

    .site-hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .site-hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .site-hero-stats {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }

    /* Plans */
    .plan-card {
        padding: 26px 22px;
    }

    /* Mobile nav */
    .mobile-nav-link {
        font-size: 20px;
        padding: 10px 24px;
    }

    /* WhatsApp button */
    .wa-float {
        bottom: 16px;
        right: 16px;
    }

    /* Section header */
    .section-title {
        font-size: 24px;
    }

    .section-subtitle {
        font-size: 14px;
    }

    /* Services */
    .service-card {
        padding: 24px;
    }

    .service-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 16px;
    }

    /* Testimonials */
    .testimonial-card {
        padding: 24px;
    }

    /* Features */
    .feature-item {
        flex-direction: column;
        text-align: center;
        align-items: center;
        padding: 20px;
    }

    .feature-check {
        margin: 0 auto;
    }

    /* FAQ */
    .faq-question {
        padding: 16px 18px;
        font-size: 14px;
    }

    .faq-answer {
        padding: 0 18px 16px;
    }

    /* Steps */
    .step-num {
        width: 60px;
        height: 60px;
        font-size: 22px;
    }

    /* Trust bar */
    .trust-items {
        gap: 16px;
    }

    .trust-item {
        font-size: 12px;
    }
}

/* Mobile pequeno (≤360px) */
@media (max-width: 360px) {
    .site-hero-title {
        font-size: 24px;
    }

    .container {
        padding: 0 12px;
    }

    .site-header-actions {
        gap: 6px;
    }
}

/* ====================================================
   SKELETON LOADING
   ==================================================== */
@keyframes skeleton-shimmer {
    0% {
        background-position: -600px 0;
    }

    100% {
        background-position: 600px 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
    background-size: 1200px 100%;
    animation: skeleton-shimmer 1.4s infinite linear;
    border-radius: 6px;
}

.skeleton-text {
    height: 14px;
    border-radius: 4px;
}

.skeleton-title {
    height: 24px;
    border-radius: 6px;
    margin-bottom: 12px;
}

.skeleton-circle {
    border-radius: 50%;
}

.skeleton-card {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
}

.skeleton-card .skeleton+.skeleton {
    margin-top: 10px;
}

/* ====================================================
   PREMIUM ANIMATIONS
   ==================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-24px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, .4);
    }

    50% {
        box-shadow: 0 0 0 12px rgba(99, 102, 241, 0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp .5s ease both;
}

.animate-fadeInLeft {
    animation: fadeInLeft .5s ease both;
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-pulse-glow {
    animation: pulse-glow 2s infinite;
}

[data-aos] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity .5s ease, transform .5s ease;
}

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

/* ====================================================
   PRICING TOGGLE (JS-driven)
   ==================================================== */
.price-annual {
    display: none;
}

body.billing-annual .price-monthly {
    display: none;
}

body.billing-annual .price-annual {
    display: inline;
}

/* ====================================================
   TOAST NOTIFICATIONS (site-wide)
   ==================================================== */
#toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.site-toast {
    background: #1e293b;
    color: #fff;
    border-radius: 12px;
    padding: 14px 18px;
    min-width: 300px;
    max-width: 380px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, .3);
    pointer-events: all;
    animation: fadeInUp .3s ease both;
    position: relative;
    overflow: hidden;
}

.site-toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.site-toast-body {
    flex: 1;
}

.site-toast-title {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 2px;
}

.site-toast-msg {
    font-size: 12px;
    opacity: .75;
    line-height: 1.5;
}

.site-toast-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, .5);
    cursor: pointer;
    font-size: 14px;
    flex-shrink: 0;
}

.site-toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--c-primary, #6366f1);
    animation: toast-progress 4s linear forwards;
}

@keyframes toast-progress {
    from {
        width: 100%;
    }

    to {
        width: 0%;
    }
}

.site-toast--success .site-toast-progress {
    background: #10b981;
}

.site-toast--error .site-toast-progress {
    background: #ef4444;
}

.site-toast--warning .site-toast-progress {
    background: #f59e0b;
}

/* ====================================================
   BADGE VARIANTS
   ==================================================== */
.site-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
}

.site-badge--primary {
    background: var(--c-primary)22;
    color: var(--c-primary);
}

.site-badge--success {
    background: #dcfce7;
    color: #16a34a;
}

.site-badge--warning {
    background: #fef3c7;
    color: #d97706;
}

.site-badge--danger {
    background: #fee2e2;
    color: #dc2626;
}

.site-badge--muted {
    background: #f1f5f9;
    color: #64748b;
}

/* ====================================================
   GLASSMORPHISM CARD
   ==================================================== */
.glass-card {
    background: rgba(255, 255, 255, .08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 20px;
}

/* ====================================================
   GRADIENT TEXT UTILITY
   ==================================================== */
.gradient-text {
    background: linear-gradient(90deg, var(--c-primary), var(--c-accent, #a78bfa));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ====================================================
   NUMBER COUNTER
   ==================================================== */
.counter-value {
    font-variant-numeric: tabular-nums;
}

/* ====================================================
   STICKY PRICING CTA
   ==================================================== */
.sticky-pricing-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    background: #fff;
    border-top: 1px solid #e2e8f0;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, .08);
    transform: translateY(100%);
    transition: transform .3s ease;
}

.sticky-pricing-cta.visible {
    transform: translateY(0);
}

@media (min-width: 769px) {
    .sticky-pricing-cta {
        display: none;
    }
}

/* ====================================================
   SCROLL PROGRESS BAR
   ==================================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--c-primary), var(--c-accent, #a78bfa));
    z-index: 9999;
    width: 0%;
    transition: width .1s;
}

/* ====================================================
   CURSOR CUSTOM GLOW (optional premium feature)
   ==================================================== */
.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--c-primary);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 99999;
    transition: transform .1s;
    mix-blend-mode: difference;
}

/* ====================================================
   EXTRA UTILITY CLASSES
   ==================================================== */
.text-center {
    text-align: center;
}

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

.text-right {
    text-align: right;
}

.font-bold {
    font-weight: 700;
}

.font-black {
    font-weight: 900;
}

.text-primary {
    color: var(--c-primary);
}

.text-muted {
    color: #94a3b8;
}

.text-success {
    color: #10b981;
}

.text-danger {
    color: #ef4444;
}

.mt-auto {
    margin-top: auto;
}

.w-full {
    width: 100%;
}

.hidden {
    display: none !important;
}

.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;
}

/* ====================================================
   SECTION DIVIDERS
   ==================================================== */
.wave-divider {
    overflow: hidden;
    line-height: 0;
    margin-bottom: -2px;
}

.wave-divider svg {
    display: block;
}

/* ====================================================
   PRINT STYLES
   ==================================================== */
@media print {

    .site-header,
    .float-whatsapp,
    .mobile-nav,
    .sticky-pricing-cta {
        display: none !important;
    }

    .section {
        padding: 20px 0;
    }
}