/* ===================================
   RESET & BASE STYLES
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Core Colors – Dark + Petrol + Metal */
    --bg-primary: #05070A;
    --bg-secondary: #0B0F16;
    --bg-tertiary: #101620;
    --bg-elevated: #151C28;
    --surface-soft: #0D1117;
    --surface-strong: #111827;
    --primary: #1C7C88;
    --primary-soft: #1C7C8833;
    --primary-dark: #11545D;
    --primary-light: #38A3B8;
    --accent: #4FD1C5;
    --accent-soft: #4FD1C533;
    --text-primary: #F9FAFB;
    --text-secondary: #9CA3AF;
    --text-tertiary: #6B7280;
    --border-subtle: #1F2933;
    --border-strong: #374151;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.6);
    --shadow-md: 0 4px 10px rgba(0, 0, 0, 0.7);
    --shadow-lg: 0 15px 35px rgba(0, 0, 0, 0.85);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.6rem;
    --radius-lg: 0.9rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.75rem;

    /* Transitions */
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background:
        radial-gradient(circle at top left, #1C7C8820 0%, transparent 55%),
        radial-gradient(circle at bottom right, #38A3B820 0%, transparent 55%),
        radial-gradient(circle at center, #111827 0%, #020617 70%);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

/* ===================================
   BUTTONS
   =================================== */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.85rem 1.7rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    border: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-image:
        linear-gradient(135deg, #23A6D5 0%, #23D5AB 100%);
    color: #0B1016;
    box-shadow: 0 0 0 1px rgba(147, 197, 253, 0.35), var(--shadow-md);
}

.nav-links .btn-primary {
    color: #F9FAFB;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 0% 0%, #FFFFFF55, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 0 1px rgba(191, 219, 254, 0.7), var(--shadow-lg);
}

.btn-primary:hover::after {
    opacity: 1;
}

.btn-secondary {
    background: radial-gradient(circle at 0% 0%, #1F2933 0%, #020617 80%);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    transform: translateY(-1px);
}

.btn-large {
    padding: 1rem 2.4rem;
    font-size: 1rem;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: radial-gradient(circle at top left, #111827F0 0%, #020617F0 60%);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
    padding: var(--spacing-sm) 0;
}

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

.logo {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    background: linear-gradient(120deg, #E5E7EB 0%, #38A3B8 40%, #4FD1C5 70%, #E5E7EB 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.nav-links a:not(.btn-primary):hover {
    color: var(--accent);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    padding: 8rem 0 6rem;
    margin-top: 4rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: -40%;
    background:
        radial-gradient(circle at top, #1C7C8830 0%, transparent 55%),
        radial-gradient(circle at right, #38A3B820 0%, transparent 55%);
    opacity: 0.8;
    mix-blend-mode: screen;
    pointer-events: none;
    z-index: -2;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.9rem;
    background: linear-gradient(135deg, #1C7C8825 0%, #4FD1C525 100%);
    color: var(--accent);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.hero-title {
    font-size: 3.4rem;
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-md);
}

.gradient-text {
    background: linear-gradient(135deg, #38A3B8 0%, #4FD1C5 40%, #E5E7EB 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    max-width: 34rem;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 460px;
}

.hero-visual::before {
    content: '';
    position: absolute;
    inset: 10%;
    border-radius: 999px;
    background: radial-gradient(circle at 10% 0%, #38A3B828 0%, transparent 50%);
    filter: blur(18px);
    opacity: 0.8;
}

/* Floating metallic cards */
.floating-card {
    position: absolute;
    background: radial-gradient(circle at 0% 0%, #1F2937 0%, #020617 70%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    animation: float 7s ease-in-out infinite;
    border: 1px solid rgba(148, 163, 184, 0.35);
    backdrop-filter: blur(12px);
}

.floating-card.card-1 {
    top: 8%;
    left: 4%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 45%;
    right: 0%;
    animation-delay: 2s;
}

.floating-card.card-3 {
    bottom: 4%;
    left: 18%;
    animation-delay: 4s;
}

.card-icon {
    font-size: 1.9rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 30% 0%, #38A3B820 0%, #111827 70%);
    border-radius: 20px;
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.card-text h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.1rem;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
    }
    50% {
        transform: translateY(-12px) translateX(4px);
    }
}

/* ===================================
   STATS SECTION
   =================================== */
.stats {
    padding: var(--spacing-2xl) 0;
    background: radial-gradient(circle at top, #111827 0%, #020617 65%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: 1.4rem 1rem;
    border-radius: var(--radius-lg);
    background: radial-gradient(circle at top, #1F293720 0%, transparent 70%);
    border: 1px solid rgba(55, 65, 81, 0.8);
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: 2.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, #38A3B8 0%, #4FD1C5 50%, #E5E7EB 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.3rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===================================
   SECTION HEADERS
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-tag {
    display: inline-block;
    padding: 0.45rem 0.95rem;
    background: linear-gradient(135deg, #1C7C8820 0%, #4FD1C520 100%);
    color: var(--accent);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    border: 1px solid rgba(148, 163, 184, 0.4);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    padding: var(--spacing-2xl) 0;
    background: radial-gradient(circle at bottom, #020617 0%, #05070A 60%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: radial-gradient(circle at top, #1C7C8830 0%, #020617 70%);
}

.about-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.1), rgba(15, 23, 42, 0.6));
    pointer-events: none;
}

.about-lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.feature svg {
    color: var(--primary-light);
    flex-shrink: 0;
}

/* ===================================
   CONTENT SECTION
   =================================== */
.content {
    padding: var(--spacing-2xl) 0;
    background: radial-gradient(circle at top, #020617 0%, #05070A 60%);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.content-card {
    background: radial-gradient(circle at top left, #1F293720 0%, #020617 80%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(55, 65, 81, 0.9);
    position: relative;
    overflow: hidden;
}

.content-card::before {
    content: '';
    position: absolute;
    inset: -30%;
    background: radial-gradient(circle at 0% 0%, #38A3B820 0%, transparent 55%);
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.content-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(148, 163, 184, 0.9);
}

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

.content-icon {
    font-size: 2.6rem;
    margin-bottom: var(--spacing-md);
}

.content-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.content-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.content-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--accent);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer !important;
    text-decoration: none;
    position: relative;
    z-index: 10;
    pointer-events: auto;
}

.content-link:hover {
    gap: var(--spacing-sm);
    color: var(--primary-light);
}

/* ===================================
   NEWSLETTER SECTION
   =================================== */
.newsletter {
    padding: var(--spacing-2xl) 0 var(--spacing-2xl);
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--spacing-2xl);
    align-items: center;
    background: radial-gradient(circle at top left, #1C7C8835 0%, #020617 65%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    border: 1px solid rgba(148, 163, 184, 0.5);
    box-shadow: var(--shadow-lg);
}

.newsletter-text h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
}

.newsletter-text p {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

.newsletter-benefits {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.newsletter-benefits li {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.newsletter-benefits li::before {
    content: '◆';
    color: var(--accent);
    margin-right: 0.6rem;
    font-size: 0.7rem;
}

.newsletter-form {
    background: radial-gradient(circle at top, #111827 0%, #020617 70%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid rgba(55, 65, 81, 0.9);
}

.newsletter-form form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.newsletter-form input {
    padding: 0.9rem 1rem;
    border: 1px solid rgba(55, 65, 81, 0.9);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    background: #020617;
    color: var(--text-primary);
}

.newsletter-form input::placeholder {
    color: var(--text-tertiary);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 1px rgba(56, 163, 184, 0.6);
}

.form-privacy {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    text-align: center;
    margin-top: var(--spacing-xs);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: #020617;
    color: var(--text-secondary);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid rgba(31, 41, 55, 0.9);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.footer-brand p {
    color: var(--text-tertiary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.footer-column h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--spacing-md);
    color: var(--text-tertiary);
}

.footer-column a {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.footer-column a:hover {
    color: var(--accent);
    padding-left: var(--spacing-xs);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(31, 41, 55, 0.9);
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* ===================================
   LINKS PAGE
   =================================== */
.links-page {
    background: radial-gradient(circle at top, #111827 0%, #020617 70%);
    min-height: 100vh;
    padding: var(--spacing-xl) 0;
}

.links-container {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.links-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.profile-image {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(148, 163, 184, 0.9);
    box-shadow: var(--shadow-lg);
    background: radial-gradient(circle at top, #1C7C8825 0%, #020617 80%);
}

.profile-name {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.profile-bio {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.social-links a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, #1F2937 0%, #020617 80%);
    border-radius: 999px;
    color: var(--text-primary);
    border: 1px solid rgba(55, 65, 81, 0.9);
    box-shadow: var(--shadow-md);
}

.social-links a:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
    transform: translateY(-2px);
}

.links-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: radial-gradient(circle at top left, #1F293720 0%, #020617 80%);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(55, 65, 81, 0.9);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.link-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
}

.link-icon {
    font-size: 1.8rem;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, #1F2937 0%, #020617 90%);
    border-radius: var(--radius-md);
    color: var(--accent);
    transition: var(--transition);
}

.link-text h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.link-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.link-item svg {
    flex-shrink: 0;
    opacity: 0.65;
    color: var(--text-secondary);
    transition: var(--transition);
}

/* HOVER DINÂMICO - Gradiente azul metálico */
.link-item:hover {
    background: linear-gradient(135deg, #1C7C88 0%, #38A3B8 40%, #4FD1C5 100%) !important;
    border-color: transparent !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.link-item:hover .link-icon {
    background: rgba(15, 23, 42, 0.2) !important;
    color: #F9FAFB !important;
}

.link-item:hover .link-text h3,
.link-item:hover .link-text p {
    color: #020617 !important;
}

.link-item:hover svg {
    color: #020617 !important;
    opacity: 1;
    transform: translateX(4px);
}

.links-footer {
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.8rem;
}

/* ===================================
   POPUP DE NEWSLETTER (links.html)
   =================================== */

.newsletter-popup {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.92);
    backdrop-filter: blur(8px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.newsletter-popup.active {
    display: flex;
}

.newsletter-popup-content {
    background: radial-gradient(circle at top left, #1C7C8835 0%, #020617 65%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 100%;
    border: 1px solid rgba(148, 163, 184, 0.5);
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: popupSlideIn 0.3s ease;
}

@keyframes popupSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.newsletter-popup-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.newsletter-popup-close:hover {
    color: var(--text-primary);
    transform: scale(1.1);
}

.newsletter-popup-content h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.newsletter-popup-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

#newsletter-form-popup {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

#newsletter-form-popup input {
    padding: 0.9rem 1rem;
    border: 1px solid rgba(55, 65, 81, 0.9);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    background: #020617;
    color: var(--text-primary);
}

#newsletter-form-popup input::placeholder {
    color: var(--text-tertiary);
}

#newsletter-form-popup input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 1px rgba(56, 163, 184, 0.6);
}

#newsletter-form-popup button {
    width: 100%;
}

/* ===================================
   FERRAMENTAS – PÁGINA DE TOOLS
   =================================== */

.tools-hero {
    padding: 7rem 0 3rem;
    margin-top: 4rem;
    background: radial-gradient(circle at top, #020617 0%, #05070A 60%);
    border-bottom: 1px solid rgba(31, 41, 55, 0.7);
}

.tools-hero-content {
    max-width: 800px;
}

.tools-hero-title {
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
}

.tools-hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    line-height: 1.8;
}

.tools-hero-note {
    font-size: 0.95rem;
    color: var(--text-tertiary);
    max-width: 36rem;
    line-height: 1.7;
}

.tools-section {
    padding: var(--spacing-2xl) 0;
    background: radial-gradient(circle at top, #020617 0%, #05070A 60%);
}

.alt-tools-section {
    border-top: 1px solid rgba(31, 41, 55, 0.9);
}

.tools-section-header {
    max-width: 780px;
    margin: 0 auto var(--spacing-2xl);
}

.tools-section-subtitle {
    margin-top: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

.tool-card {
    background: radial-gradient(circle at top left, #1F293720 0%, #020617 80%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    border: 1px solid rgba(55, 65, 81, 0.9);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    inset: -40%;
    background: radial-gradient(circle at 0% 0%, #38A3B820 0%, transparent 55%);
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(148, 163, 184, 0.9);
}

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

.tool-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tool-icon {
    width: 40px;
    height: 40px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 0% 0%, #1C7C8830 0%, #020617 80%);
    border: 1px solid rgba(55, 65, 81, 0.9);
    font-size: 1.4rem;
}

.tool-name {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.15rem;
}

.tool-meta {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.tool-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tool-tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid rgba(55, 65, 81, 0.9);
    color: var(--text-tertiary);
    background: radial-gradient(circle at top, #020617 0%, #020617 100%);
}

.tool-footer {
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
}

.tool-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
}

.tool-link:hover {
    color: var(--primary-light);
    gap: 0.45rem;
}

.tool-note {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .hero-content,
    .about-content,
    .newsletter-content {
        grid-template-columns: 1fr;
    }
    .hero-visual {
        height: 380px;
        order: -1;
        margin-bottom: var(--spacing-lg);
    }
    .content-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .tools-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .tools-hero-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .mobile-menu-toggle {
        display: flex;
    }
    .hero {
        padding: 6rem 0 4rem;
    }
    .hero-title {
        font-size: 2.1rem;
    }
    .hero-description {
        font-size: 1rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn-large {
        width: 100%;
        justify-content: center;
    }
    .hero-visual {
        display: none;
    }
    .content-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    .stat-number {
        font-size: 2.2rem;
    }
    .section-title {
        font-size: 1.7rem;
    }
    .about-image {
        max-width: 320px;
        margin: 0 auto;
    }
    .footer-content {
        grid-template-columns: 1fr;
    }
    .footer-links {
        grid-template-columns: 1fr;
    }

    /* CORREÇÃO: Newsletter no mobile */
    .newsletter-content {
        grid-template-columns: 1fr;
        padding: var(--spacing-lg);
        gap: var(--spacing-lg);
    }

    .newsletter-text h2 {
        font-size: 1.6rem;
    }

    .newsletter-text p {
        font-size: 0.95rem;
    }

    .newsletter-benefits {
        margin-bottom: var(--spacing-sm);
    }

    .newsletter-benefits li {
        font-size: 0.9rem;
    }

    .newsletter-form {
        padding: var(--spacing-md);
    }

    .newsletter-form input {
        font-size: 1rem;
        padding: 0.85rem 0.9rem;
    }

    .newsletter-form button {
        width: 100%;
        justify-content: center;
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }
    .tools-hero {
        padding-top: 6.5rem;
    }

    /* Popup mobile */
    .newsletter-popup-content {
        padding: var(--spacing-lg);
        max-width: 90%;
    }

    .newsletter-popup-content h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    .section-title {
        font-size: 1.5rem;
    }
    .newsletter-text h2 {
        font-size: 1.4rem;
    }
    .newsletter-content {
        padding: var(--spacing-md);
    }
    .link-item {
        padding: var(--spacing-md);
    }
    .link-icon {
        width: 46px;
        height: 46px;
        font-size: 1.5rem;
    }
    .link-text h3 {
        font-size: 0.95rem;
    }
    .link-text p {
        font-size: 0.8rem;
    }
    .profile-name {
        font-size: 1.5rem;
    }
}