/* ============================================
   Michel Emplacamentos - Design System
   ============================================ */

/* === Google Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Montserrat:wght@600;700;800;900&display=swap');

/* === CSS Variables === */
:root {
    /* Colors */
    --color-primary: #1e3c8a;
    --color-primary-dark: #142a5e;
    --color-primary-light: #2a50b0;
    --color-accent: #fefa0a;
    --color-accent-dark: #e0dc00;
    --color-white: #ffffff;
    --color-gray-50: #f8f9fc;
    --color-gray-100: #f0f2f7;
    --color-gray-200: #e2e5ec;
    --color-gray-300: #c5c9d4;
    --color-gray-600: #555a68;
    --color-gray-800: #2a2d35;
    --color-text: #333333;
    --color-text-light: #666666;

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(30, 60, 138, 0.08);
    --shadow-md: 0 4px 20px rgba(30, 60, 138, 0.12);
    --shadow-lg: 0 8px 40px rgba(30, 60, 138, 0.16);
    --shadow-glow: 0 0 30px rgba(254, 250, 10, 0.3);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 50px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.7;
    background: var(--color-white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* === Section Titles === */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    padding: 6px 18px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: 10px 0;
}

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

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

.logo img {
    height: 45px;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--color-white);
    line-height: 1.2;
    transition: color var(--transition-normal);
}

.logo-text span {
    color: var(--color-accent);
}

.header.scrolled .logo-text {
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-white);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(254, 250, 10, 0.15);
    color: var(--color-accent);
}

.header.scrolled .nav-link {
    color: var(--color-text);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--color-primary);
    background: var(--color-gray-100);
}

.nav-cta {
    background: var(--color-accent) !important;
    color: var(--color-primary) !important;
    font-weight: 700 !important;
    padding: 10px 24px !important;
    border-radius: var(--radius-full) !important;
}

.nav-cta:hover {
    background: var(--color-accent-dark) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--color-white);
    border-radius: 3px;
    transition: all var(--transition-normal);
}

.header.scrolled .menu-toggle span {
    background: var(--color-primary);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('assets/images/foto-fachada.jpg') center/cover no-repeat;
    opacity: 0.2;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 120px;
    background: linear-gradient(transparent, var(--color-white));
}

/* Animated shapes */
.hero-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
}

.hero-shape:nth-child(1) {
    width: 500px;
    height: 500px;
    background: var(--color-accent);
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.hero-shape:nth-child(2) {
    width: 300px;
    height: 300px;
    background: var(--color-white);
    bottom: 10%;
    left: -50px;
    animation: float 10s ease-in-out infinite reverse;
}

.hero-shape:nth-child(3) {
    width: 200px;
    height: 200px;
    background: var(--color-accent);
    top: 40%;
    right: 20%;
    animation: float 6s ease-in-out infinite 1s;
}

@keyframes float {

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

    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(254, 250, 10, 0.15);
    border: 1px solid rgba(254, 250, 10, 0.3);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease;
}

.hero-badge span {
    color: var(--color-accent);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-white);
    line-height: 1.15;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero h1 .highlight {
    color: var(--color-accent);
    position: relative;
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 36px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
}

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

.btn-primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

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

.btn-secondary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    animation: fadeInUp 0.8s ease 0.4s both;
}

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

.hero-stat .number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-accent);
    display: block;
}

.hero-stat .label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

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

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

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--section-padding);
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 60, 138, 0.2), transparent);
}

.about-image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Company Slider */
.slider-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%;
}

.slider-track img {
    width: 100%;
    flex-shrink: 0;
    height: 400px;
    object-fit: cover;
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.slider-dot.active {
    background: var(--color-accent);
}

.about-experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--color-accent);
    color: var(--color-primary);
    padding: 20px 28px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.about-experience-badge .number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    display: block;
    line-height: 1;
}

.about-experience-badge .text {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--color-text-light);
    margin-bottom: 24px;
    font-size: 1.05rem;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--color-gray-50);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
}

.value-item:hover {
    background: var(--color-gray-100);
    transform: translateX(4px);
}

.value-item:hover .value-icon svg {
    fill: var(--color-white) !important;
}

.value-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.value-item span {
    font-weight: 600;
    font-size: 0.95rem;
}

/* ============================================
   ANTT SECTION
   ============================================ */
.antt {
    padding: var(--section-padding);
    background: var(--color-gray-50);
}

.antt-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.antt-info p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: 28px;
}

.antt-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.antt-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border-left: 4px solid transparent;
}

.antt-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-left-color: var(--color-accent);
}

.antt-card h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.antt-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.antt-benefits {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.antt-benefits h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.benefit-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.benefit-check {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.85rem;
    color: var(--color-primary);
    font-weight: 700;
}

.benefit-item p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.benefit-item p strong {
    color: var(--color-text);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--section-padding);
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

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

.service-icon {
    width: 72px;
    height: 72px;
    background: var(--color-gray-50);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    transform: scale(1.1);
}

.service-card:hover .service-icon svg {
    fill: var(--color-white) !important;
}

.service-card h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.93rem;
    line-height: 1.6;
}

/* ============================================
   AET SECTION
   ============================================ */
.aet {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.aet::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(254, 250, 10, 0.05);
    top: -200px;
    right: -100px;
}

.aet .section-title {
    color: var(--color-white);
}

.aet .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

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

.aet-text p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.05rem;
    margin-bottom: 24px;
    line-height: 1.8;
}

.aet-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.aet-step {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.aet-step:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateX(8px);
}

.step-number {
    width: 44px;
    height: 44px;
    background: var(--color-accent);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.aet-step h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 6px;
    font-size: 1.05rem;
}

.aet-step p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

/* ============================================
   COURSES SECTION
   ============================================ */
.courses {
    padding: var(--section-padding);
    background: var(--color-gray-50);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.course-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.course-header {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    padding: 28px;
    position: relative;
}

.course-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 30px;
    background: var(--color-white);
    clip-path: ellipse(55% 100% at 50% 100%);
}

.course-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-primary);
    padding: 4px 14px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.course-header h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-white);
}

.course-body {
    padding: 24px 28px 28px;
}

.course-body p {
    color: var(--color-text-light);
    font-size: 0.93rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.course-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.course-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--color-text);
}

.course-feature .check {
    color: var(--color-primary);
    font-weight: 700;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--section-padding);
    background: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.contact-info>p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: 8px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    background: var(--color-gray-50);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    background: var(--color-gray-100);
    transform: translateX(4px);
}

.contact-item:hover .contact-icon svg {
    fill: var(--color-white) !important;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-item-text h4 {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-text);
    margin-bottom: 2px;
}

.contact-item-text p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.contact-form {
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    padding: 40px;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    transition: all var(--transition-fast);
    background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(30, 60, 138, 0.1);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    font-size: 1.05rem;
    padding: 16px;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px;
    color: var(--color-primary);
}

.form-success.show {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.form-success .success-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-gray-800);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
    color: var(--color-white);
    font-size: 1.3rem;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.93rem;
    line-height: 1.7;
    margin-top: 16px;
}

.footer h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    color: var(--color-white);
    margin-bottom: 20px;
}

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

.footer-links a {
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
    transform: translateX(4px);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    font-size: 0.85rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-normal);
}

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

/* ============================================
   SCROLL TO TOP BUTTON
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-3px);
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-normal);
    z-index: 999;
    animation: pulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }

    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6);
    }
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2rem;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

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

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

@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 4px;
        transition: right var(--transition-normal);
        box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-link {
        color: var(--color-text) !important;
        padding: 12px 16px;
        width: 100%;
        font-size: 1rem;
    }

    .nav-link:hover {
        background: var(--color-gray-100) !important;
        color: var(--color-primary) !important;
    }

    .nav-cta {
        margin-top: 16px;
        text-align: center;
    }

    .hero {
        min-height: auto;
        padding: 130px 0 100px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        display: none;
    }

    .hero-stats {
        gap: 24px;
        flex-wrap: wrap;
    }

    .hero-stat .number {
        font-size: 1.6rem;
    }

    .about-grid,
    .antt-content,
    .aet-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .services-grid,
    .courses-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.3rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

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

    .container {
        padding: 0 16px;
    }
}