:root {
    --bg-dark: #0A0F1A;
    --bg-card: #111827;
    --border-color: #374151;
    --primary-blue: #3b82f6;
    --accent-cyan: #22d3ee;
    --text-light: #f3f4f6;
    --text-muted: #9ca3af;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    font-family: 'Inter', sans-serif;
}

.font-sans {
    font-family: 'Inter', sans-serif;
}

#navbar {
    background-color: transparent;
}

#navbar.scrolled {
    background-color: rgba(10, 15, 26, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.nav-link {
    @apply text-gray-300 hover:text-white transition-colors duration-300 relative py-1;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-cyan);
    transition: width 0.3s ease-in-out;
}

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

.text-gradient {
    @apply bg-gradient-to-r from-cyan-400 to-blue-500 text-transparent bg-clip-text;
}

.bg-grid-pattern {
    background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 2rem 2rem;
}

.drop-shadow-2xl-cyan {
    filter: drop-shadow(0 25px 25px rgba(34, 211, 238, 0.15));
}

.cta-button,
.cta-button-large,
.cta-button-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-image: linear-gradient(to right, var(--accent-cyan), var(--primary-blue));
    color: var(--text-light);
    font-weight: 700;
    border-radius: 0.5rem;
    border: none;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.35);
    transition: all 0.3s ease-out;
}

.cta-button:hover,
.cta-button-large:hover,
.cta-button-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(34, 211, 238, 0.4), 0 5px 8px rgba(59, 130, 246, 0.3);
}

.cta-button,
.cta-button-secondary {
    padding: 0.85rem 2.25rem; /* Increased padding */
}

.cta-button-large {
    padding: 1.1rem 2.75rem; /* Increased padding */
    font-size: 1.125rem;
}

.feature-card {
    @apply bg-gray-800/50 p-8 rounded-xl border border-gray-700/50 transition-all duration-300 hover:border-cyan-400/50 hover:bg-gray-800 hover:-translate-y-2;
}

.solution-card {
    @apply bg-gray-800 p-6 rounded-xl border border-gray-700 text-center transition-all duration-300 hover:border-cyan-400 hover:shadow-2xl hover:shadow-cyan-500/10 hover:-translate-y-2;
}

.solution-icon {
    @apply w-16 h-16 bg-gradient-to-br from-cyan-500/20 to-blue-500/20 text-cyan-400 rounded-lg flex items-center justify-center mx-auto;
}

.solution-icon i {
    @apply w-8 h-8;
}

.extra-idea-card {
    @apply bg-gray-800/50 p-6 rounded-lg flex flex-col items-center;
}

.testimonial-card {
    @apply bg-gray-800 p-6 rounded-lg border border-gray-700;
    backdrop-filter: blur(5px);
}

.footer-link {
    @apply text-gray-400 hover:text-cyan-400 transition-colors duration-200;
}

.consulting-service-card {
    @apply bg-gray-800 p-8 rounded-xl border border-gray-700 transition-all duration-300 hover:border-blue-400/50 hover:bg-gray-800/80 hover:-translate-y-2;
}

.pricing-card {
    @apply bg-gray-800/50 p-8 rounded-xl border border-gray-700 transition-all duration-300 text-center;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    line-height: 1.25rem;
    font-weight: 500;
    color: #d1d5db;
    margin-bottom: 0.5rem;
}

.form-input {
    display: block;
    width: 100%;
    background-color: #1f2937;
    border: 1px solid #4b5563;
    border-radius: 0.375rem;
    padding: 0.75rem 1rem;
    color: black;
    transition: border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}

.form-input::placeholder {
    color: #6b7280;
}

.form-input:focus {
    outline: none;
    border-color: #06b6d4;
    --tw-ring-color: #06b6d4;
    box-shadow: 0 0 0 2px var(--tw-ring-color);
}

textarea.form-input {
    resize: vertical;
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-out forwards;
    animation-delay: 0.3s;
}

.animate-fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

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