@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #0ea5e9; /* Electric Blue */
    --secondary: #6366f1; /* Indigo */
    --accent: #f43f5e; /* Rose */
    --dark: #0f172a; /* Deep Slate */
    --light: #f8fafc;
    --glass: rgba(30, 41, 59, 0.7);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    min-height: 100vh;
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.nav-links a { margin-left: 25px; font-weight: 500; font-size: 0.95rem; color: #cbd5e1; }
.nav-links a:hover { color: var(--primary); }

.cta-btn {
    background: var(--primary);
    color: white !important;
    padding: 10px 25px;
    border-radius: 30px;
    box-shadow: 0 5px 15px rgba(14, 165, 233, 0.3);
}
.cta-btn:hover { background: var(--secondary); transform: translateY(-2px); }

/* Hero Section */
.hero {
    height: 85vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.15) 0%, rgba(15, 23, 42, 0) 50%);
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 25px;
    font-weight: 700;
}

.hero p { font-size: 1.3rem; max-width: 700px; color: #94a3b8; margin-bottom: 45px; }

.btn-main {
    padding: 18px 45px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 50px;
    font-weight: 600;
    color: white;
    font-size: 1.1rem;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
    border: none;
    cursor: pointer;
    display: inline-block;
}
.btn-main:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(99, 102, 241, 0.6); }

/* Layout */
.container { max-width: 1200px; margin: 0 auto; padding: 100px 20px; }
.section-title {
    text-align: center; font-size: 2.5rem; margin-bottom: 60px; color: #fff; position: relative;
}

/* Features Grid */
.features-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; text-align: center;
}
.feature-item {
    background: rgba(30, 41, 59, 0.5); padding: 40px; border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.05); transition: 0.3s;
}
.feature-item:hover { background: rgba(30, 41, 59, 0.8); border-color: var(--primary); transform: translateY(-10px); }
.feature-item h3 { color: var(--light); margin: 20px 0 10px; font-size: 1.4rem; }
.feature-item p { color: #94a3b8; }

/* Services */
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 30px; }
.service-card {
    background: var(--glass); padding: 40px 30px; border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05); transition: 0.4s; cursor: pointer;
}
.service-card:hover { transform: translateY(-10px); background: rgba(30, 41, 59, 1); border-color: var(--primary); }
.service-card h3 { margin-bottom: 15px; color: var(--light); font-size: 1.4rem; }
.service-card p { color: #94a3b8; font-size: 0.95rem; }

/* Forms */
.contact-form-container {
    background: var(--glass); padding: 50px; border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05); max-width: 600px; margin: 0 auto;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; color: #94a3b8; margin-bottom: 8px; font-size: 0.9rem; }
.form-control {
    width: 100%; padding: 15px; background: rgba(15, 23, 42, 0.6);
    border: 1px solid #334155; border-radius: 8px; color: #fff;
    font-family: 'Poppins', sans-serif; font-size: 1rem; transition: 0.3s;
}
.form-control:focus { outline: none; border-color: var(--primary); background: #0f172a; }

/* Project Cards */
.project-card { background: #1e293b; border-radius: 15px; overflow: hidden; border: 1px solid #334155; transition: 0.3s; display:block; }
.project-card:hover { transform: scale(1.02); border-color: var(--primary); }
.project-img { width: 100%; height: 200px; object-fit: cover; background: #0f172a; opacity: 0.8; }
.project-info { padding: 25px; }
.project-info h4 { color: #fff; margin-bottom: 10px; font-size: 1.2rem;}
.project-info p { color: #94a3b8; font-size: 0.9rem; margin-bottom: 20px; }
.btn-project { display: inline-block; padding: 8px 20px; border: 1px solid var(--primary); color: var(--primary); border-radius: 5px; font-size: 0.85rem; }
.btn-project:hover { background: var(--primary); color: white; }

/* Footer & Socials */
footer { background: #020617; text-align: center; padding: 50px; color: #64748b; margin-top: 80px; border-top: 1px solid #1e293b; }
.social-links { margin-bottom: 20px; }
.social-links a {
    display: inline-flex; justify-content: center; align-items: center;
    width: 45px; height: 45px; border-radius: 50%; background: rgba(255,255,255,0.05);
    color: #94a3b8; font-size: 1.2rem; margin: 0 10px; transition: 0.3s;
}
.social-links a:hover { background: var(--primary); color: white; transform: translateY(-5px); }