/* =============================================
   Landing Page - Programa de Revenda Hospedaqui
   Mobile-first responsive design
   ============================================= */

/* --- Local Fonts --- */
@font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/roboto-400.ttf') format('truetype');
}

@font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/roboto-500.ttf') format('truetype');
}

@font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/roboto-600.ttf') format('truetype');
}

@font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/roboto-700.ttf') format('truetype');
}

@font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('../fonts/roboto-800.ttf') format('truetype');
}

/* --- Custom Properties --- */
:root {
    --color-primary: #5C3A7D;
    --color-primary-dark: #4a2e66;
    --color-primary-light: #f0e8f6;
    --color-primary-50: rgba(92, 58, 125, 0.08);

    --color-accent: #61CE70;
    --color-accent-dark: #4fb85d;
    --color-violet: #4632DA;
    --color-lilac: #A887C8;
    --color-cyan: #00f2ff;

    --color-dark: #1b1e34;
    --color-dark-soft: #32373c;
    --color-gray-700: #4a4a5a;
    --color-gray-500: #69727d;
    --color-gray-300: #c4c4c4;
    --color-gray-100: #f0f2f5;
    --color-white: #ffffff;

    --color-success: #61CE70;
    --color-whatsapp: #25d366;

    --color-bronze: #cd7f32;
    --color-bronze-bg: #fdf4e8;
    --color-silver: #8a919a;
    --color-silver-bg: #f2f3f5;
    --color-gold: #d4a017;
    --color-gold-bg: #fdf8e8;
    --color-diamond: #4632DA;
    --color-diamond-bg: #edeaff;

    --font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scroll-padding-top: calc(var(--header-height) + 1rem);
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-dark-soft);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body.nav-active {
    overflow: hidden;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-primary-dark);
}

a:focus-visible,
button:focus-visible,
details summary:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-dark);
    line-height: 1.25;
    font-weight: 700;
}

strong {
    font-weight: 700;
}

code {
    background: var(--color-gray-100);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-size: 0.9em;
}

/* --- Skip Link (Accessibility) --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-weight: 600;
}

.skip-link:focus {
    top: 1rem;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.4;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.05rem;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-dark);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: var(--color-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn-purple {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-purple:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-white {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.btn-white:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-block {
    width: 100%;
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: linear-gradient(130deg, rgba(92, 58, 125, 0.95) 0%, rgba(168, 135, 200, 0.95) 100%);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all var(--transition);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.header-scrolled {
    box-shadow: var(--shadow-sm);
    background: linear-gradient(130deg, rgba(92, 58, 125, 0.98) 0%, rgba(168, 135, 200, 0.98) 100%);
}

.logo img {
    height: 36px;
    width: auto;
    filter: brightness(0) invert(1);
}

.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

.nav-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    z-index: 999;
    background: #5C3A7D;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: transform var(--transition), visibility var(--transition);
}

.nav-list.nav-open {
    visibility: visible;
    transform: translateY(0);
}

.nav-list a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--color-white);
    font-weight: 500;
    font-size: 1.1rem;
    transition: color var(--transition);
}

.nav-list a:hover {
    color: var(--color-accent);
}

.nav-cta-item {
    margin-top: 0.5rem;
}

/* --- Section Helpers --- */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    background: var(--color-primary-50);
    padding: 0.35rem 1rem;
    border-radius: 100px;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.section-desc {
    color: var(--color-gray-500);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* --- Hero --- */
.hero {
    position: relative;
    padding: calc(var(--header-height) + 3rem) 0 3rem;
    overflow: hidden;
    min-height: 100svh;
    display: flex;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    background: var(--color-primary-50);
    padding: 0.4rem 1.2rem;
    border-radius: 100px;
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-primary-light);
}

.hero h1 {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.25rem;
    color: var(--color-dark);
}

.hero h1 strong {
    color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary), var(--color-lilac));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-gray-500);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-subtitle strong {
    color: var(--color-dark);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 2.5rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-100);
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gray-500);
    margin-top: 0.25rem;
}

/* Hero Background Shapes */
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
}

.hero-shape-1 {
    width: 400px;
    height: 400px;
    background: var(--color-primary);
    top: -100px;
    right: -100px;
}

.hero-shape-2 {
    width: 300px;
    height: 300px;
    background: var(--color-lilac);
    bottom: -50px;
    left: -100px;
}

/* --- Benefits --- */
.benefits {
    padding: 4rem 0;
    background: var(--color-gray-100);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

.benefit-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    transition: all var(--transition);
    border: 1px solid transparent;
}

.benefit-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.benefit-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.benefit-card p {
    color: var(--color-gray-500);
    font-size: 0.925rem;
    line-height: 1.6;
}

/* --- How It Works --- */
.how-it-works {
    padding: 4rem 0;
}

.steps {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    left: 23px;
    top: 24px;
    bottom: 24px;
    width: 2px;
    background: var(--color-primary-light);
}

.step {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    padding: 1.25rem 0;
    position: relative;
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-lilac));
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.step-content h3 {
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
}

.step-content p {
    color: var(--color-gray-500);
    font-size: 0.925rem;
    line-height: 1.6;
}

/* --- Models --- */
.models {
    padding: 4rem 0;
    background: var(--color-gray-100);
}

.models-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.model-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 2px solid var(--color-gray-100);
    transition: all var(--transition);
    position: relative;
}

.model-card:hover {
    border-color: var(--color-gray-300);
    box-shadow: var(--shadow-md);
}

.model-card--featured {
    border-color: var(--color-primary);
}

.model-card--featured:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.model-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary), var(--color-lilac));
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.35rem 1.25rem;
    border-radius: 100px;
    white-space: nowrap;
}

.model-header {
    margin-bottom: 0.75rem;
}

.model-header h3 {
    font-size: 1.3rem;
    margin-bottom: 0.25rem;
}

.model-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.model-desc {
    color: var(--color-gray-500);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.model-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.model-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.925rem;
    color: var(--color-dark-soft);
    line-height: 1.4;
}

.model-features li svg {
    flex-shrink: 0;
    margin-top: 1px;
}

.icon-check {
    color: var(--color-success);
}

.icon-x {
    color: var(--color-gray-300);
}

.feature-neutral {
    color: var(--color-gray-500) !important;
}

/* --- Commission Tiers --- */
.commission {
    padding: 4rem 0;
}

.tiers-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 3rem;
}

.tier-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    text-align: center;
    border: 2px solid var(--color-gray-100);
    transition: all var(--transition);
}

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

.tier-icon {
    margin-bottom: 0.75rem;
}

.tier-name {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.tier-commission {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.tier-requirement {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.tier-desc {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.5;
}

/* Tier colors */
.tier-bronze {
    border-color: var(--color-bronze-bg);
    background: var(--color-bronze-bg);
}

.tier-bronze .tier-icon { color: var(--color-bronze); }
.tier-bronze .tier-commission { color: var(--color-bronze); }
.tier-bronze .tier-requirement { color: var(--color-bronze); }

.tier-silver {
    border-color: var(--color-silver-bg);
    background: var(--color-silver-bg);
}

.tier-silver .tier-icon { color: var(--color-silver); }
.tier-silver .tier-commission { color: var(--color-silver); }
.tier-silver .tier-requirement { color: var(--color-silver); }

.tier-gold {
    border-color: var(--color-gold-bg);
    background: var(--color-gold-bg);
}

.tier-gold .tier-icon { color: var(--color-gold); }
.tier-gold .tier-commission { color: var(--color-gold); }
.tier-gold .tier-requirement { color: var(--color-gold); }

.tier-diamond {
    border-color: var(--color-diamond-bg);
    background: var(--color-diamond-bg);
}

.tier-diamond .tier-icon { color: var(--color-diamond); }
.tier-diamond .tier-commission { color: var(--color-diamond); }
.tier-diamond .tier-requirement { color: var(--color-diamond); }

/* Commission Info */
.commission-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

.info-card {
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    padding: 1.75rem;
}

.info-card h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.info-card ul {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.info-card li {
    position: relative;
    padding-left: 1.25rem;
    font-size: 0.925rem;
    color: var(--color-gray-700);
    line-height: 1.5;
}

.info-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
}

.info-card--example {
    background: var(--color-primary-50);
    border: 1px solid var(--color-primary-light);
}

.info-card--example p {
    font-size: 0.925rem;
    color: var(--color-gray-700);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.example-calc {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.calc-step {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0.75rem;
    background: var(--color-white);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.calc-label {
    color: var(--color-gray-500);
}

.calc-value {
    font-weight: 700;
    color: var(--color-primary);
}

.calc-value small {
    display: block;
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--color-gray-500);
}

.calc-step--total {
    margin-top: 0.4rem;
    border-top: 2px solid var(--color-primary);
    padding-top: 0.8rem;
    background: var(--color-primary-light, #eef4ff);
}

.calc-step--total .calc-label,
.calc-step--total .calc-value {
    font-size: 1rem;
    font-weight: 800;
    color: var(--color-primary);
}

/* --- FAQ --- */
.faq {
    padding: 4rem 0;
}

.faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition);
}

.faq-item:hover {
    border-color: var(--color-gray-300);
}

.faq-item[open] {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.125rem 1.25rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-dark);
    list-style: none;
    user-select: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::marker {
    display: none;
    content: '';
}

.faq-chevron {
    flex-shrink: 0;
    transition: transform var(--transition);
    color: var(--color-gray-500);
}

.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
    color: var(--color-primary);
}

.faq-answer {
    padding: 0 1.25rem 1.25rem;
    color: var(--color-gray-700);
    font-size: 0.925rem;
    line-height: 1.7;
}

.faq-answer p {
    margin-bottom: 0.75rem;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    padding-left: 1.25rem;
    margin: 0.5rem 0;
}

.faq-answer li {
    position: relative;
    padding-left: 0.5rem;
    margin-bottom: 0.35rem;
    list-style: disc;
}

/* --- CTA --- */
.cta {
    padding: 4rem 0;
    background: linear-gradient(130deg, var(--color-primary) 0%, var(--color-lilac) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta-content {
    max-width: 620px;
    margin: 0 auto;
}

.cta h2 {
    color: var(--color-white);
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.05rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.cta .btn {
    margin-bottom: 0;
}

/* --- Footer --- */
.site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 3rem 0 1.5rem;
}

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

.footer-brand img {
    height: 32px;
    width: auto;
    margin-bottom: 0.75rem;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.6;
    max-width: 280px;
}

.footer-links h3,
.footer-social h3 {
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    transition: color var(--transition);
}

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

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--transition);
}

.social-links a:hover {
    background: var(--color-lilac);
    color: var(--color-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.8rem;
}

/* --- WhatsApp Float --- */
.whatsapp-float {
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-whatsapp);
    color: var(--color-white);
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
    color: var(--color-white);
}

/* --- Animations --- */
.animate-hidden {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* Stagger children */
.benefits-grid .animate-in:nth-child(2) { transition-delay: 0.06s; }
.benefits-grid .animate-in:nth-child(3) { transition-delay: 0.12s; }
.benefits-grid .animate-in:nth-child(4) { transition-delay: 0.18s; }
.benefits-grid .animate-in:nth-child(5) { transition-delay: 0.24s; }
.benefits-grid .animate-in:nth-child(6) { transition-delay: 0.3s; }

.tiers-grid .animate-in:nth-child(2) { transition-delay: 0.08s; }
.tiers-grid .animate-in:nth-child(3) { transition-delay: 0.16s; }
.tiers-grid .animate-in:nth-child(4) { transition-delay: 0.24s; }

/* --- Reduced Motion --- */
@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;
    }

    .animate-hidden {
        opacity: 1;
        transform: none;
    }
}

/* =============================================
   Responsive Breakpoints
   ============================================= */

/* --- Small screens (480px+) --- */
@media (min-width: 480px) {
    .hero h1 {
        font-size: 2.4rem;
    }

    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }

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

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

/* --- Medium screens (768px+) --- */
@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }

    .section-header h2 {
        font-size: 2.25rem;
    }

    .hero {
        padding: calc(var(--header-height) + 4rem) 0 4rem;
    }

    .hero h1 {
        font-size: 2.75rem;
    }

    .hero-subtitle {
        font-size: 1.15rem;
    }

    .stat-value {
        font-size: 2rem;
    }

    .benefits {
        padding: 5rem 0;
    }

    .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .how-it-works {
        padding: 5rem 0;
    }

    .models {
        padding: 5rem 0;
    }

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

    .commission {
        padding: 5rem 0;
    }

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

    .faq {
        padding: 5rem 0;
    }

    .cta {
        padding: 5rem 0;
    }

    .cta h2 {
        font-size: 2.25rem;
    }

    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }

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

/* --- Large screens (1024px+) --- */
@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }

    .nav-list {
        position: static;
        flex-direction: row;
        align-items: center;
        gap: 0;
        height: auto;
        visibility: visible;
        transform: none;
        background: transparent;
    }

    .nav-list a {
        font-size: 0.9rem;
        padding: 0.5rem 0.85rem;
    }

    .nav-cta-item {
        margin-top: 0;
        margin-left: 0.5rem;
    }

    .hero h1 {
        font-size: 3.25rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .stat-value {
        font-size: 2.25rem;
    }

    .tiers-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --- Extra large screens (1280px+) --- */
@media (min-width: 1280px) {
    .hero h1 {
        font-size: 3.5rem;
    }

    .benefits-grid {
        gap: 1.5rem;
    }

    .benefit-card {
        padding: 2rem;
    }
}