/*========================================================
   VARIABLES & SETUP
  ========================================================*/
:root {
    /* Colors */
    --primary-color: #2563eb; /* Modern Blue */
    --primary-dark: #1d4ed8;
    --secondary-color: #0f172a; /* Slate 900 */
    --text-main: #334155;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --border-color: #e2e8f0;
    --gradient-primary: linear-gradient(135deg, #2563eb, #4f46e5);

    /* Typography */
    --font-main: 'Inter', sans-serif;
    
    /* Layout */
    --max-width: 1200px;
    --header-height: 80px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-main);
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--secondary-color);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

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

.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.ml-2 { margin-left: 0.5rem; }
.py-5 { padding: 3rem 0; }
.text-danger { color: var(--danger-color); }

/*========================================================
   TYPOGRAPHY & UTILS
  ========================================================*/
.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 40px;
}

.underline {
    height: 4px;
    width: 60px;
    background-color: var(--primary-color);
    margin: 0 auto 20px;
    border-radius: 2px;
}

/*========================================================
   BUTTONS
  ========================================================*/
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    font-family: inherit;
    font-size: 1rem;
    gap: 8px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
    border: none;
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    transform: translateY(-2px) scale(1.02);
    color: var(--white);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--secondary-color);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

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

.btn-success:hover {
    background-color: #0ea5e9;
    color: var(--white);
}

.btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

/*========================================================
   NAVBAR
  ========================================================*/
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--secondary-color);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link.btn-outline {
    padding: 8px 20px;
    border-radius: 4px;
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 3px;
    transition: all 0.3s;
}

/*========================================================
   HERO SECTION
  ========================================================*/
.hero {
    min-height: 100vh;
    background-color: var(--secondary-color);
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 60px;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: radial-gradient(circle at center, #112543 0%, var(--secondary-color) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero .highlight {
    background: linear-gradient(120deg, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    display: inline-block;
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.stats-container {
    display: flex;
    justify-content: center;
    gap: 50px;
    position: relative;
    z-index: 2;
    margin-top: 60px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    display: inline;
}

.stat-item span {
    font-size: 2.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.stat-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

/*========================================================
   WAVES ANIMATION
  ========================================================*/
.waves-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.waves {
    position: relative;
    width: 100%;
    height: 15vh;
    margin-bottom: -7px; /* Fix for safari gap */
    min-height: 100px;
    max-height: 150px;
}

.parallax > use {
    animation: move-forever 25s cubic-bezier(.55,.5,.45,.5) infinite;
}
.parallax > use:nth-child(1) {
    animation-delay: -2s;
    animation-duration: 7s;
}
.parallax > use:nth-child(2) {
    animation-delay: -3s;
    animation-duration: 10s;
}
.parallax > use:nth-child(3) {
    animation-delay: -4s;
    animation-duration: 13s;
}
.parallax > use:nth-child(4) {
    animation-delay: -5s;
    animation-duration: 20s;
}

@keyframes move-forever {
    0% { transform: translate3d(-90px,0,0); }
    100% { transform: translate3d(85px,0,0); }
}

@media (max-width: 768px) {
    .waves {
        height: 40px;
        min-height: 40px;
    }
}

/*========================================================
   QUEM SOMOS
  ========================================================*/
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.mission-vision {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mv-card {
    background: var(--bg-light);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    transition: transform var(--transition-normal);
}

.mv-card:hover {
    transform: translateX(5px);
}

.icon-blue {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.about-timeline h3 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.timeline {
    position: relative;
    border-left: 2px solid var(--primary-color);
    padding-left: 30px;
}

.timeline-item {
    position: relative;
    margin-bottom: 30px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -37px;
    top: 5px;
    width: 12px;
    height: 12px;
    background: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
}

.timeline-content h4 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.team-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.team-card:hover {
    transform: translateY(-10px);
}

.team-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.team-info {
    padding: 20px;
    text-align: center;
}

.team-info p {
    color: var(--primary-color);
    font-weight: 500;
}

/*========================================================
   SOLUÇÕES
  ========================================================*/
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.solution-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(226, 232, 240, 0.6);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--gradient-primary);
    z-index: -1;
    transition: height var(--transition-normal);
    opacity: 0.95;
}

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.solution-card:hover::before {
    height: 100%;
}

.solution-card:hover h3, 
.solution-card:hover p, 
.solution-card:hover i {
    color: var(--white);
}

.solution-icon {
    width: 70px;
    height: 70px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: all var(--transition-normal);
}

.solution-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.solution-card:hover .solution-icon {
    background: rgba(255, 255, 255, 0.2);
}

.cta-box {
    background: var(--secondary-color);
    color: var(--white);
    padding: 40px;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.cta-box h3 {
    color: var(--white);
}

/*========================================================
   CONTATO
  ========================================================*/
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.icon-circle {
    width: 50px;
    height: 50px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-circle i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.map-placeholder img {
    width: 100%;
    border-radius: 8px;
    object-fit: cover;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.required {
    color: var(--danger-color);
}

input[type="text"],
input[type="email"],
textarea,
select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
    background-color: var(--bg-light);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--white);
}

.contact-form-container {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/*========================================================
   FOOTER
  ========================================================*/
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer .logo {
    color: var(--white);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/*========================================================
   WIZARD MODAL
  ========================================================*/
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 22, 40, 0.8);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    width: 90%;
    max-width: 700px;
    max-height: 90vh;
    border-radius: 12px;
    overflow-y: auto;
    transform: translateY(20px) scale(0.95);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal-content {
    transform: translateY(0) scale(1);
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 10;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close-btn:hover {
    color: var(--danger-color);
}

.wizard-container {
    padding: 30px;
}

/* Progress Bar */
.progress-container {
    position: relative;
    margin-bottom: 40px;
    padding: 0 20px;
}

.progress-bar {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    height: 4px;
    background: var(--border-color);
    width: 100%;
    z-index: 1;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--primary-color);
    width: var(--progress, 0%);
    transition: width var(--transition-normal);
}

.step-circles {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
}

.circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--white);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-muted);
    transition: all var(--transition-normal);
}

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

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

/* Step Content */
.step-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

.step-content.active {
    display: block;
}

.step-content h3 {
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.wizard-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.char-counter {
    display: block;
    text-align: right;
    color: var(--text-muted);
    margin-top: 5px;
}

/* Checkboxes */
.checkbox-group {
    margin-bottom: 15px;
}

.checkbox-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.custom-checkbox {
    display: block;
    position: relative;
    padding-left: 35px;
    cursor: pointer;
    user-select: none;
    font-weight: 400;
}

.custom-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 22px;
    width: 22px;
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.custom-checkbox:hover input ~ .checkmark {
    background-color: #e2e8f0;
}

.custom-checkbox input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.custom-checkbox input:checked ~ .checkmark:after {
    display: block;
}

.custom-checkbox .checkmark:after {
    left: 7px;
    top: 3px;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.summary-box {
    background: var(--bg-light);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.summary-item {
    margin-bottom: 10px;
}
.summary-item strong {
    color: var(--secondary-color);
}

/*========================================================
   ANIMATIONS
  ========================================================*/
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.slide-in-left.visible,
.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/*========================================================
   RESPONSIVE
  ========================================================*/
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 3rem;
    }
    .stats-container {
        flex-wrap: wrap;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    .nav-menu {
        position: absolute;
        top: var(--header-height);
        left: -100%;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 20px 0;
        gap: 20px;
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-link {
        display: block;
        padding: 10px;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .footer-content {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
}

/* Utility classes to add via JS */
.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    border: 4px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: button-loading-spinner 1s ease infinite;
}

@keyframes button-loading-spinner {
    from { transform: rotate(0turn); }
    to { transform: rotate(1turn); }
}

.btn-loading {
    color: transparent !important;
    position: relative;
    pointer-events: none;
}