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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    overflow-x: hidden;
}

/* ==========================================================================
   2. NAVIGATION
   ========================================================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: rgba(10, 10, 10, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-size: 1.5em;
    font-weight: 800;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    transition: 0.3s;
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.95em;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #6366f1;
}

/* ==========================================================================
   3. HERO SECTION & ANIMATED ORBS
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 0 20px;
}

.bg-orbs {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: #6366f1;
    top: -200px;
    left: -200px;
    animation-delay: 0s;
    animation-duration: 25s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: #8b5cf6;
    bottom: -150px;
    right: -150px;
    animation-delay: 7s;
    animation-duration: 22s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: #06b6d4;
    top: 50%;
    right: 10%;
    animation-delay: 3s;
    animation-duration: 28s;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
    letter-spacing: -0.02em;
    animation: slideUp 1s ease;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: rgba(255, 255, 255, 0.6);
    max-width: 700px;
    margin: 0 auto 50px;
    line-height: 1.7;
    animation: slideUp 1s ease 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: slideUp 1s ease 0.6s backwards;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, #6366f1 50%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradientShift 5s ease infinite, slideUp 1s ease 0.2s backwards;
}

/* ==========================================================================
   4. REUSABLE COMPONENTS (Buttons & Cards)
   ========================================================================== */
.btn {
    padding: 18px 40px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #0a0a0a;
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover { transform: translateY(-5px) scale(1.05); box-shadow: 0 20px 60px rgba(99, 102, 241, 0.4); }

.btn span { position: relative; z-index: 1; }

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: #6366f1;
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-5px) scale(1.05);
}

/* ==========================================================================
   5. SECTIONS & CONTENT
   ========================================================================== */
.section {
    padding: 80px 20px;
    position: relative;
    opacity: 0;

}

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

.section-inner { max-width: 1400px; margin: 0 auto; }

.section-header { text-align: center; margin-bottom: 60px; margin-top: 30px; }

.section-tag {
    color: #6366f1;
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    margin-bottom: 20px;
    display: inline-block;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 900;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.5);
    max-width: 600px;
    margin: 0 auto;
}

.about-content, .why-us-content {
    text-align: center;
    max-width: 800px;
    margin: 40px auto 0;
    font-size: 1.1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
}

.why-us-content ul {
    list-style: none;
    padding: 0;
    margin: 20px 0 0;
}

.why-us-content li {
    margin-bottom: 15px;
    padding-left: 20px;
    text-align: left;
    position: relative;
}

.why-us-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #6366f1;
    font-weight: bold;
    font-size: 1.2em;
}

.section#about {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
}

/* ==========================================================================
   6. SERVICES GRID
   ========================================================================== */
.services-section {
    padding: 80px 20px;
    position: relative;
}

.services-section h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: -0.02em;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.service-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    opacity: 0;
    transform: translateY(50px);
}

.service-card.visible { opacity: 1; transform: translateY(0); }

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.1);
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8em;
    margin: 0 auto 20px;
}

.service-card h3 {
    font-size: 1.4em;
    font-weight: 700;
    margin-bottom: 15px;
}

.service-card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* ==========================================================================
   7. CTA & FOOTER
   ========================================================================== */
.cta-section {
    text-align: center;
    padding: 80px 20px;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.1), transparent);
}

.cta-section h2 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 900; margin-bottom: 30px; }
.cta-section p { font-size: 1.3rem; color: rgba(255, 255, 255, 0.6); margin-bottom: 50px; }

.footer { border-top: 1px solid rgba(255, 255, 255, 0.05); padding: 40px 20px; text-align: center; color: rgba(255, 255, 255, 0.4); }

/* ==========================================================================
   8. WHATSAPP FLOATING BUTTON
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: 0 8px 32px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.4);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

/* ==========================================================================
   9. KEYFRAMES
   ========================================================================== */
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 30px) scale(0.9); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(50px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

@keyframes pulse {
    0% { box-shadow: 0 8px 32px rgba(37, 211, 102, 0.3); }
    50% { box-shadow: 0 8px 32px rgba(37, 211, 102, 0.5); }
    100% { box-shadow: 0 8px 32px rgba(37, 211, 102, 0.3); }
}

/* ==========================================================================
   10. MEDIA QUERIES
   ========================================================================== */
@media (max-width: 968px) {
    .nav-links { display: none; }
    .hero h1 { font-size: 3rem; }
    .section { padding: 80px 20px; }
    .services-grid { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
    .hamburger { display: flex; }
    .nav-links { 
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.95);
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .nav-links.open { display: flex; }
    .nav-links li { text-align: center; padding: 10px 0; }
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 600px) {
    .hero h1 { font-size: 2.5rem; }
    .hero p { display: none; }
    .hero-buttons{display: none;}
    .hero{min-height: 50vh;}
    .hero-content{margin-top: 5rem;}

}