/**
 * FutureNav - Cutting Edge Navigation
 * styles.css - Core styles for the futuristic navigation experience
 * March 24, 2025
 */

/* Base styles & Custom properties */
:root {
    --primary: #6366f1;
    /* Indigo */
    --primary-dark: #4f46e5;
    --secondary: #06b6d4;
    /* Cyan */
    --accent: #a855f7;
    /* Purple */
    --dark-bg: #111827;
    --darker-bg: #030712;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --navbar-bg: rgba(17, 24, 39, 0.7);
    /* Semi-transparent navbar background */
    --glass-effect: blur(12px);
    --transition-normal: all 0.3s ease;
    --border-glow: rgba(99, 102, 241, 0.3);
    --neon-shadow: 0 0 15px rgba(6, 182, 212, 0.5);
    --glow-cyan: 0 0 15px rgba(6, 182, 212, 0.5);
    --glow-indigo: 0 0 15px rgba(99, 102, 241, 0.5);
    --glow-purple: 0 0 15px rgba(168, 85, 247, 0.5);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    /* Enable smooth scrolling */
    scroll-padding-top: 80px;
    /* Account for fixed navbar */
}

body {
    font-family: "Space Grotesk", sans-serif;
    background-color: var(--darker-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    transition: background-color 0.5s ease;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, var(--primary-dark), var(--accent));
}

/* Navigation Bar Styles */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--navbar-bg);
    backdrop-filter: var(--glass-effect);
    -webkit-backdrop-filter: var(--glass-effect);
    /* For Safari */
    border-bottom: 1px solid var(--border-glow);
    z-index: 1000;
    transition: var(--transition-normal);
    height: 70px;
}

#navbar.scrolled {
    padding: 0.5rem 0;
    background-color: rgba(17, 24, 39, 0.9);
    /* More opaque when scrolled */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Navigation Links */
.nav-link {
    position: relative;
    overflow: hidden;
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, rgb(6, 182, 212), rgb(99, 102, 241));
    transition: width 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:hover {
    color: var(--secondary);
    text-shadow: 0 0 8px rgba(6, 182, 212, 0.3);
}

/* Mobile Navigation */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
    transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#mobile-menu.open {
    max-height: 300px;
    /* Adjust based on your menu height */
}

#mobile-menu-button {
    background: transparent;
    border: none;
    cursor: pointer;
}

/* For the hamburger animation */
#mobile-menu-button.active #line1 {
    transform: translate(-50%, -50%) rotate(45deg);
    transform-origin: center;
}

#mobile-menu-button.active #line2 {
    opacity: 0;
}

#mobile-menu-button.active #line3 {
    transform: translate(-50%, -50%) rotate(-45deg);
    transform-origin: center;
}

#line1,
#line2,
#line3 {
    transition: transform 0.3s ease, opacity 0.2s ease, background-color 0.3s ease;
    transform-origin: center;
}

/* Section Styles */
section {
    padding: 6rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

section:first-of-type {
    padding-top: 8rem;
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(to right, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Glow Effects */
.glow-effect {
    position: relative;
}

.glow-effect:before {
    content: "";
    position: absolute;
    inset: -5px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
    filter: blur(8px);
}

.glow-effect:hover:before {
    opacity: 1;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: var(--transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(to right, var(--primary), var(--accent));
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--neon-shadow);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--secondary);
    color: var(--secondary);
}

.btn-outline:hover {
    background-color: rgba(6, 182, 212, 0.1);
    transform: translateY(-3px);
}

.contact-btn {
    position: relative;
    overflow: hidden;
}

.contact-btn::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg,
            transparent 40%,
            rgba(6, 182, 212, 0.2) 45%,
            rgba(6, 182, 212, 0.4) 50%,
            rgba(6, 182, 212, 0.2) 55%,
            transparent 60%);
    transition: transform 0.5s ease;
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
}

.contact-btn:hover::before {
    transform: translateX(100%) translateY(100%) rotate(45deg);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-fadeIn {
    animation: fadeIn 0.8s ease forwards;
}

@keyframes pulse {
    0% {
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Card Styles */
.card {
    background-color: rgba(17, 24, 39, 0.7);
    backdrop-filter: var(--glass-effect);
    border: 1px solid var(--border-glow);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--neon-shadow);
    border-color: rgba(99, 102, 241, 0.5);
}

.card-hover-effect {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover-effect:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-cyan);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: rgba(31, 41, 55, 0.5);
    border: 1px solid rgba(75, 85, 99, 0.5);
    border-radius: 0.5rem;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.form-input:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2);
}

/* Grid System */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

/* Responsive Layout */
@media (min-width: 640px) {
    .sm\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Show desktop nav, hide mobile nav */
    .mobile-only {
        display: none;
    }
}

@media (max-width: 767px) {
    .desktop-only {
        display: none;
    }

    section {
        padding: 4rem 0;
    }

    .container {
        padding: 0 1rem;
    }

    #navbar {
        height: auto;
    }

    .nav-link::after {
        display: none;
    }
}

/* Dark Overlay for Modals */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Background Decorations */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: 50px 50px;
    background-image: linear-gradient(to right,
            rgba(6, 182, 212, 0.05) 1px,
            transparent 1px),
        linear-gradient(to bottom, rgba(6, 182, 212, 0.05) 1px, transparent 1px);
    z-index: -1;
    pointer-events: none;
}

.bg-glow {
    position: fixed;
    width: 60vw;
    height: 60vw;
    border-radius: 50%;
    background: radial-gradient(circle,
            rgba(99, 102, 241, 0.15) 0%,
            rgba(6, 182, 212, 0.05) 50%,
            transparent 70%);
    filter: blur(60px);
    z-index: -1;
    pointer-events: none;
}

.bg-glow.top-right {
    top: -20%;
    right: -20%;
}

.bg-glow.bottom-left {
    bottom: -20%;
    left: -20%;
}

/* Footer Styles */
footer {
    background-color: rgba(17, 24, 39, 0.8);
    backdrop-filter: var(--glass-effect);
    border-top: 1px solid var(--border-glow);
    padding: 3rem 0;
}

.footer-link {
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.footer-link:hover {
    color: var(--secondary);
}

/* Section transitions and animations */
.section-hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.section-highlight {
    position: relative;
}

.section-highlight::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center,
            rgba(6, 182, 212, 0.1),
            transparent 70%);
    opacity: 0;
    animation: pulse 1s ease;
    pointer-events: none;
    z-index: -1;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Header animation */
.text-6xl {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s ease, transform 1s ease;
}

/* Enhance focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid rgba(6, 182, 212, 0.5);
    outline-offset: 2px;
}

/* Futuristic scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #0891b2, #4f46e5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #06b6d4, #6366f1);
}