:root {
    --color-primary: #1a365d;
    --color-primary-light: #2c5282;
    --color-secondary: #c9a227;
    --color-secondary-light: #d4af37;
    --color-dark: #0f172a;
    --color-light: #f8fafc;
    --color-gray: #64748b;
    --color-gray-light: #e2e8f0;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'DM Sans', system-ui, sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 50px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 5%;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

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

.nav-cta {
    background: var(--color-primary);
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
}

.nav-cta::after {
    display: none !important;
}

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

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-dark);
    transition: var(--transition);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 5% 5rem;
    position: relative;
    background: linear-gradient(135deg, #f8fafc 0%, #e8f0fe 50%, #f0f4f8 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 70%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(26, 54, 93, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(201, 162, 39, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(26, 54, 93, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(rgba(26, 54, 93, 0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(26, 54, 93, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-light);
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.hero h1 span {
    color: var(--color-primary);
    position: relative;
}

.hero h1 span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background: rgba(201, 162, 39, 0.3);
    z-index: -1;
}

.hero p {
    font-size: 1.15rem;
    color: var(--color-gray);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(26, 54, 93, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(26, 54, 93, 0.35);
}

.btn-secondary {
    background: white;
    color: var(--color-dark);
    border: 2px solid var(--color-gray-light);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-3px);
}

/* ========================================
   HERO VISUAL
   ======================================== */
.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.hero-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.code-block {
    background: var(--color-dark);
    border-radius: 12px;
    padding: 1.5rem;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    color: #e2e8f0;
    overflow: hidden;
}

.code-header {
    display: flex;
    gap: 6px;
    margin-bottom: 1rem;
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot:nth-child(1) { background: #ef4444; }
.code-dot:nth-child(2) { background: #eab308; }
.code-dot:nth-child(3) { background: #22c55e; }

.code-line {
    margin: 0.3rem 0;
    opacity: 0;
    animation: typeIn 0.5s ease-out forwards;
}

.code-line:nth-child(2) { animation-delay: 0.3s; }
.code-line:nth-child(3) { animation-delay: 0.6s; }
.code-line:nth-child(4) { animation-delay: 0.9s; }
.code-line:nth-child(5) { animation-delay: 1.2s; }
.code-line:nth-child(6) { animation-delay: 1.5s; }

@keyframes typeIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.code-keyword { color: #c792ea; }
.code-function { color: #82aaff; }
.code-string { color: #c3e88d; }
.code-comment { color: #676e95; }

.floating-badge {
    position: absolute;
    background: white;
    padding: 1rem 1.25rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: float 3s ease-in-out infinite;
}

.floating-badge-1 {
    top: -20px;
    right: 30px;
    animation-delay: 0s;
}

.floating-badge-2 {
    bottom: 40px;
    left: -30px;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.badge-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.badge-icon.blue { background: #dbeafe; }
.badge-icon.green { background: #dcfce7; }

.badge-text {
    font-size: 0.85rem;
}

.badge-text strong {
    display: block;
    color: var(--color-dark);
}

.badge-text span {
    color: var(--color-gray);
    font-size: 0.8rem;
}

/* ========================================
   SECTIONS COMMON
   ======================================== */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.1), rgba(201, 162, 39, 0.1));
    color: var(--color-primary);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--color-dark);
    margin-bottom: 1rem;
}

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

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
    padding: 7rem 5%;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-img-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    opacity: 0.9;
}

.about-img-content {
    position: relative;
    z-index: 1;
    padding: 3rem;
    color: white;
    text-align: center;
}

.about-img-content .avatar {
    width: 120px;
    height: 120px;
    background: white;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-weight: 700;
}

.about-img-content h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.about-img-content p {
    opacity: 0.9;
    font-size: 1rem;
}

.experience-badge {
    position: absolute;
    top: -15px;
    right: -10px;
    background: var(--color-secondary);
    color: white;
    padding: 0.85rem 0.9rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.experience-badge strong {
    display: block;
    font-size: 1.4rem;
    font-family: var(--font-display);
    line-height: 1;
}

.experience-badge span {
    font-size: 0.7rem;
    opacity: 0.9;
}

.about-text h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-light);
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-gray);
    margin-top: 0.25rem;
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services {
    padding: 7rem 5%;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-light);
    transition: var(--transition);
    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-secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.1), rgba(201, 162, 39, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.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 {
    stroke: white;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--color-primary);
    stroke-width: 1.5;
    fill: none;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--color-gray);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.service-features li::before {
    content: '✓';
    color: var(--color-secondary);
    font-weight: 700;
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials {
    padding: 7rem 5%;
    background: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.testimonials::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");
    pointer-events: none;
}

.testimonials .section-tag {
    background: rgba(255, 255, 255, 0.15);
    color: white;
}

.testimonials .section-title {
    color: white;
}

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

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.testimonial-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    font-size: 4rem;
    color: var(--color-gray-light);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-content {
    font-size: 1.05rem;
    color: var(--color-gray);
    line-height: 1.8;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
}

.author-info h4 {
    color: var(--color-dark);
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.author-info p {
    color: var(--color-gray);
    font-size: 0.9rem;
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.5rem;
}

.testimonial-rating span {
    color: var(--color-secondary);
    font-size: 1rem;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    padding: 7rem 5%;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-info h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--color-gray);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.method-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.1), rgba(201, 162, 39, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.method-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
    stroke-width: 1.5;
    fill: none;
}

.method-text strong {
    display: block;
    color: var(--color-dark);
    font-size: 0.9rem;
    margin-bottom: 0.15rem;
}

.method-text span {
    color: var(--color-gray);
    font-size: 1rem;
}

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

.method-text a:hover {
    color: var(--color-secondary);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--color-gray-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-dark);
    text-decoration: none;
    transition: var(--transition);
}

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

.social-link svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* ========================================
   CONTACT FORM
   ======================================== */
.contact-form {
    background: var(--color-light);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid var(--color-gray-light);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--color-dark);
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--color-gray-light);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-dark);
    background: white;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(26, 54, 93, 0.1);
}

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

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

.contact-form .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 1.15rem;
    font-size: 1.05rem;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-dark);
    color: white;
    padding: 3rem 5% 1.5rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-logo .logo-icon {
    width: 35px;
    height: 35px;
    font-size: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* ========================================
   FLOATING WHATSAPP BUTTON
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
    z-index: 999;
    transition: var(--transition);
    animation: whatsappPulse 2.5s infinite;
}

.whatsapp-float svg {
    width: 34px;
    height: 34px;
}

.whatsapp-float:hover {
    background: #1ebe5d;
    transform: scale(1.1);
}

@keyframes whatsappPulse {
    0% { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 18px;
        right: 18px;
        width: 54px;
        height: 54px;
    }

    .whatsapp-float svg {
        width: 30px;
        height: 30px;
    }
}

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

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

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        order: 1;
    }

    .hero-visual {
        order: 2;
    }

    .hero p {
        margin: 0 auto 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

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

    .about-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   RESPONSIVE - MOBILE
   ======================================== */
@media (max-width: 768px) {
    .about,
    .services,
    .testimonials,
    .contact {
        padding: 4.5rem 5%;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .hero-card {
        padding: 1.5rem;
    }

    .code-block {
        font-size: 0.78rem;
        overflow-x: auto;
    }

    .service-card,
    .testimonial-card,
    .contact-form {
        padding: 1.75rem;
    }

    .experience-badge {
        right: 0;
        top: -12px;
        bottom: auto;
        padding: 0.7rem 0.8rem;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 5rem 2rem 2rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav-links.active {
        right: 0;
    }

    .menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .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(5px, -5px);
    }

    .floating-badge {
        display: none;
    }

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

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .testimonials-slider {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ========================================
   RESPONSIVE - SMALL MOBILE
   ======================================== */
@media (max-width: 480px) {
    .hero {
        padding: 7rem 5% 4rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

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

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

    .section-title {
        font-size: 1.75rem;
    }

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

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    .hero-card {
        padding: 1.25rem;
    }

    .about-img-content {
        padding: 2rem;
    }

    .contact-info h3 {
        font-size: 1.6rem;
    }

    .notification {
        left: 1rem;
        right: 1rem;
        max-width: none;
    }
}