/* ==========================================
   VARIÁVEIS E RESET
   ========================================== */
:root {
    --primary-color: #004BD4;
    --primary-dark: #0B3787;
    --secondary-color: #0B3787;
    --accent-color: #53B4F2;
    --accent-light: #7dd3fc;
    --text-color: #1a1a2e;
    --text-light: #64748b;
    --bg-light: #f0f8ff;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 4px 20px rgba(0, 75, 212, 0.08);
    --shadow-hover: 0 20px 40px rgba(0, 75, 212, 0.15);
    --shadow-premium: 0 25px 50px -12px rgba(0, 75, 212, 0.25);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-lg: 24px;
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-color);
    line-height: 1.7;
    background-color: var(--bg-white);
    overflow-x: hidden;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ==========================================
   TIPOGRAFIA
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-dark);
    letter-spacing: -0.02em;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

/* Links dentro de conteúdo */
p a, .content a {
    color: var(--primary-color);
    font-weight: 500;
    position: relative;
    padding-bottom: 2px;
}

p a::after, .content a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

p a:hover::after, .content a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

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

ul {
    list-style: none;
}

/* ==========================================
   UTILITÁRIOS
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    margin-bottom: 18px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 4px;
}

.section-header p {
    max-width: 650px;
    margin: 20px auto 0;
    font-size: 1.1rem;
    color: var(--text-light);
}

.highlight {
    color: var(--accent-color);
    position: relative;
    font-weight: 600;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.highlight:hover::after {
    transform: scaleX(1);
}

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

/* ==========================================
   BOTÕES
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 75, 212, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 75, 212, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 75, 212, 0.3);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

/* ==========================================
   HEADER / NAVEGAÇÃO
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--gradient-primary);
    z-index: 1000;
    transition: var(--transition);
    backdrop-filter: blur(20px);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-glass);
    pointer-events: none;
}

.header.scrolled {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

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

.logo-img {
    height: 70px;
    width: auto;
    object-fit: contain;
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-menu a {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: white;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: var(--transition);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    padding: 160px 0 120px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0f9ff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(83, 180, 242, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 75, 212, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    margin-bottom: 24px;
    font-size: 3.25rem;
    line-height: 1.15;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content h1 .highlight {
    background: linear-gradient(135deg, var(--accent-color) 0%, #2196F3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content .subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 35px;
    line-height: 1.9;
}

.hero-buttons {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    border-radius: var(--radius-lg);
}

.hero-card {
    position: absolute;
    background: var(--bg-white);
    padding: 22px 28px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-premium);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.8);
    backdrop-filter: blur(10px);
}

.hero-card:hover {
    transform: translateY(-5px) scale(1.02);
}

.hero-card.card-1 {
    bottom: 30px;
    left: -30px;
    animation: slideIn 0.8s ease-out 0.3s both;
}

.hero-card.card-2 {
    top: 30px;
    right: -20px;
    animation: slideIn 0.8s ease-out 0.5s both;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-card-icon {
    width: 55px;
    height: 55px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.4rem;
    box-shadow: 0 8px 20px rgba(83, 180, 242, 0.3);
}

.hero-card-text h4 {
    font-size: 1rem;
    margin-bottom: 4px;
    color: var(--primary-dark);
}

.hero-card-text p {
    font-size: 0.85rem;
    margin: 0;
    color: var(--text-light);
}

/* ==========================================
   CARDS / FEATURES
   ========================================== */
.features {
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
    border-color: transparent;
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.8rem;
    box-shadow: 0 8px 20px rgba(83, 180, 242, 0.3);
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.95rem;
}

/* ==========================================
   PERFIS / PROFILES
   ========================================== */
.profiles {
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

.profiles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.profile-card {
    background: var(--bg-white);
    padding: 35px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
}

.profile-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 2px;
    background: var(--gradient-accent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--transition);
}

.profile-card:hover::after {
    opacity: 1;
}

.profile-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
    border-color: transparent;
}

.profile-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
}

.profile-card h4 {
    margin-bottom: 10px;
}

/* ==========================================
   AVISO / NOTICE
   ========================================== */
.notice {
    background: var(--gradient-primary);
    color: white;
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.notice::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.notice-content {
    display: flex;
    align-items: center;
    gap: 25px;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.notice-icon {
    width: 65px;
    height: 65px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.notice-content p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.8;
}

/* ==========================================
   PÁGINA INTERNA - HEADER
   ========================================== */
.page-header {
    padding: 160px 0 90px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0f9ff 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(83, 180, 242, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 75, 212, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 12s ease-in-out infinite reverse;
}

.page-header h1 {
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
    animation: slideInDown 0.6s ease-out;
}

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

.page-header p {
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: slideInDown 0.6s ease-out 0.1s both;
}

/* ==========================================
   CONTEÚDO / CONTENT
   ========================================== */
.content-section {
    background: var(--bg-white);
}

.content-box {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 50px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.content-box h2 {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.content-box h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--gradient-accent);
}

.content-box h3 {
    margin: 30px 0 15px;
    color: var(--primary-color);
}

.content-box p {
    margin-bottom: 15px;
}

.content-box ul {
    margin: 20px 0;
    padding-left: 25px;
}

.content-box ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 12px;
    color: var(--text-light);
}

.content-box ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1.1rem;
}

/* ==========================================
   STEPS / ETAPAS
   ========================================== */
.steps {
    background: var(--bg-light);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.step-card {
    background: var(--bg-white);
    padding: 35px;
    border-radius: var(--radius);
    position: relative;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.3rem;
    box-shadow: 0 4px 15px rgba(0, 75, 212, 0.3);
}

.step-card h3 {
    margin: 20px 0 15px;
}

/* ==========================================
   MODALIDADES
   ========================================== */
.modalities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.modality-card {
    background: var(--bg-white);
    padding: 35px;
    border-radius: var(--radius);
    border-left: 4px solid var(--accent-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.modality-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(83, 180, 242, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.modality-card:hover {
    transform: translateX(5px) translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-left-color: var(--primary-color);
}

.modality-card h3 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.modality-card h3 span {
    font-size: 1.5rem;
}

.modality-card ul {
    list-style: none;
    padding-left: 0 !important;
    margin-top: 15px;
    position: relative;
    z-index: 1;
}

.modality-card ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px !important;
    color: var(--text-light);
    transition: var(--transition-fast);
}

.modality-card ul li:hover {
    color: var(--text-color);
    padding-left: 28px;
}

.modality-card ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 10px;
    height: 10px;
    background: var(--accent-color);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.modality-card ul li:hover::before {
    transform: scale(1.2);
    background: var(--primary-color);
}

/* ==========================================
   CONTATO / CONTACT
   ========================================== */
.contact {
    background: var(--bg-white);
}

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

.contact-info h2 {
    margin-bottom: 20px;
}

.contact-info > p {
    margin-bottom: 35px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 20px;
    padding: 28px;
    background: var(--bg-light);
    border-radius: var(--radius);
    transition: var(--transition);
    border: 1px solid transparent;
}

.contact-item:hover {
    transform: translateX(5px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow);
}

.contact-item-icon {
    width: 55px;
    height: 55px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-item-text h4 {
    margin-bottom: 5px;
}

.contact-item-text p {
    margin: 0;
}

.contact-item-text a {
    color: var(--primary-color);
    font-weight: 500;
}

.contact-item-text a:hover {
    color: var(--accent-color);
}

.contact-form-wrapper {
    background: var(--bg-white);
    padding: 45px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    border: 1px solid var(--border-color);
}

.contact-form h3 {
    margin-bottom: 30px;
    text-align: center;
    position: relative;
    padding-bottom: 15px;
}

.contact-form h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--gradient-accent);
    border-radius: 3px;
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--bg-white);
    box-shadow: 0 0 0 4px rgba(0, 75, 212, 0.1);
}

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

.form-group .char-counter {
    display: block;
    text-align: right;
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 5px;
    transition: var(--transition);
}

.form-group input:focus ~ .char-counter,
.form-group textarea:focus ~ .char-counter {
    color: var(--primary-color);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
    border-color: #e74c3c;
    background: rgba(231, 76, 60, 0.03);
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: #27ae60;
    background: rgba(39, 174, 96, 0.03);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23004BD4' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 45px;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Selection styling */
::selection {
    background: var(--primary-color);
    color: white;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: linear-gradient(180deg, var(--primary-dark) 0%, #051c3d 100%);
    color: white;
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
}

.footer::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(83, 180, 242, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
    position: relative;
    z-index: 1;
}

.footer-logo {
    display: block;
    margin-bottom: 24px;
    transition: var(--transition);
}

.footer-logo:hover {
    transform: scale(1.02);
}

.footer-logo-img {
    height: 65px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.footer-about .logo {
    margin-bottom: 20px;
}

.footer-about .logo-text {
    color: white;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer h4 {
    color: white;
    margin-bottom: 24px;
    font-size: 1.1rem;
    position: relative;
    padding-bottom: 12px;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent-color);
    border-radius: 2px;
}

.footer-links li {
    margin-bottom: 14px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding-left: 0;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: var(--transition);
    color: var(--accent-color);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 20px;
}

.footer-links a:hover::before {
    opacity: 1;
    left: 0;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 14px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-contact p:hover {
    color: white;
}

.footer-bottom {
    padding-top: 35px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    position: relative;
    z-index: 1;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 25px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--secondary-color);
}

/* ==========================================
   RESPONSIVO
   ========================================== */
@media (max-width: 992px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.85rem; }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: linear-gradient(180deg, var(--primary-dark) 0%, #051c3d 100%);
        flex-direction: column;
        padding: 35px 30px;
        gap: 8px;
        box-shadow: 0 20px 40px rgba(0,0,0,0.3);
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition);
        border-top: 1px solid rgba(255,255,255,0.1);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-menu a {
        color: rgba(255, 255, 255, 0.9);
        font-size: 1.15rem;
        padding: 14px 20px;
        border-radius: var(--radius-sm);
        transition: var(--transition);
    }
    
    .nav-menu a:hover,
    .nav-menu a.active {
        color: white;
        background: rgba(83, 180, 242, 0.15);
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .section {
        padding: 70px 0;
    }
    
    .section-header h2::after {
        bottom: -10px;
        width: 50px;
        height: 3px;
    }
    
    .page-header {
        padding: 130px 0 70px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .footer h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-about .logo {
        justify-content: center;
    }
    
    .footer-links a::before {
        display: none;
    }
    
    .footer-links a:hover {
        padding-left: 0;
    }
    
    .footer-contact p {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.65rem; }
    
    .btn {
        padding: 14px 28px;
        font-size: 0.95rem;
        width: 100%;
        justify-content: center;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .contact-form-wrapper {
        padding: 30px 25px;
    }
    
    .feature-card,
    .profile-card {
        padding: 30px 25px;
    }
}