/* RESET & CORE STYLES */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #0f172a;
    --accent: #2563eb;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--primary);
    line-height: 1.6;
    background-color: #ffffff;
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- REFINED LOGO & NAV --- */
nav {
    border-bottom: 1px solid #e2e8f0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px); /* Modern frosted effect */
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo { 
    font-weight: 800; 
    font-size: 1.7rem; 
    letter-spacing: -1.5px; 
    color: var(--primary);
    display: flex;
    align-items: baseline;
    cursor: default;
}

.logo .dot {
    color: var(--accent);
    font-size: 2rem;
    line-height: 0;
    margin-left: 1px;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary);
    margin-left: 1.8rem;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
}

/* HERO SECTION */
.hero {
    padding: 120px 0;
    text-align: center;
}

.badge {
    background: #eff6ff;
    color: var(--accent);
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-block;
    border: 1px solid #dbeafe;
}

.hero h1 {
    font-size: 4.8rem;
    margin: 25px 0;
    letter-spacing: -4px;
    line-height: 1;
    font-weight: 800;
}

.highlight { color: var(--accent); }

.sub-headline {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.hero-description {
    color: var(--text-muted);
    max-width: 750px;
    margin: 0 auto 40px;
    font-size: 1.15rem;
}

.hero-btns {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* SERVICES PILLARS */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

.card {
    padding: 50px;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    background: #fff;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
    border-color: #dbeafe;
}

.highlight-card { border-top: 6px solid var(--accent); }

.section-title { text-align: center; font-size: 2.8rem; margin-top: 80px; letter-spacing: -1.5px; }
.icon { font-size: 2.5rem; margin-bottom: 25px; }

.pillar-list {
    list-style: none;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #f1f5f9;
}

.pillar-list li {
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.pillar-list li::before {
    content: "→";
    margin-right: 12px;
}

/* ABOUT SECTION */
.about-section {
    background: var(--primary);
    color: white;
    padding: 120px 0;
}

.about-content {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.35rem;
    line-height: 1.8;
    font-weight: 400;
    opacity: 0.95;
}

/* CONTACT FORM */
.contact-section {
    background: var(--bg-light);
    padding: 120px 0;
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: 60px;
    border-radius: 24px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.08);
}

.form-row {
    display: flex;
    gap: 25px;
    margin-bottom: 25px;
}

.form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
}

label {
    font-weight: 700;
    margin-bottom: 12px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

input, textarea {
    padding: 16px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    width: 100%;
    font-family: inherit;
    font-size: 1rem;
    background: #fcfcfc;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: #fff;
}

/* BUTTONS */
.btn {
    background: var(--accent);
    color: white !important;
    padding: 20px 40px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    border: none;
    cursor: pointer;
    display: inline-block;
    transition: transform 0.2s, background 0.2s;
}

.btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.btn-secondary { background: #f1f5f9; color: var(--primary) !important; }
.btn-full { width: 100%; margin-top: 25px; font-size: 1.1rem; }

/* FOOTER */
footer {
    padding: 80px 0;
    text-align: center;
    border-top: 1px solid #e2e8f0;
    background: #fff;
}

footer p { color: var(--text-muted); font-size: 0.95rem; }

/* MOBILE RESPONSIVENESS */
@media (max-width: 768px) {
    .hero h1 { font-size: 3.2rem; letter-spacing: -2px; }
    .form-row { flex-direction: column; gap: 0; }
    .hero-btns { flex-direction: column; }
    .nav-links { display: none; }
    .form-container { padding: 30px; }
}