/* 
   3stargrowth - Main Stylesheet
   Premium, Modern, High-converting Agency Design
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --bg-dark: #030306;
    --bg-card: rgba(9, 10, 18, 0.6);
    --bg-card-hover: rgba(14, 16, 30, 0.85);
    --border-color: rgba(255, 255, 255, 0.04);
    --border-color-glow: rgba(0, 229, 160, 0.2);
    
    /* Neon gradients & branding matching growvix.agency */
    --primary: #00e5a0;
    --primary-rgb: 0, 229, 160;
    --secondary: #00f2fe;
    --accent: #b927fc;
    --accent-rgb: 185, 39, 252;
    --accent-green: #00ffc4;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    
    /* Font stacks */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing & Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Patterns & Textures */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -2;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.4;
    z-index: -2;
    pointer-events: none;
}

/* Background Radial Glow Elements */
.glow-container {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.glow-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.15;
    mix-blend-mode: screen;
    animation: pulseGlow 10s infinite alternate ease-in-out;
}

.glow-circle-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 80%);
    top: -100px;
    right: -100px;
}

.glow-circle-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 80%);
    top: 50%;
    left: -200px;
    animation-delay: -3s;
}

.glow-circle-3 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--secondary) 0%, transparent 80%);
    bottom: -100px;
    right: 10%;
    animation-delay: -6s;
}

@keyframes pulseGlow {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 0.12;
    }
    100% {
        transform: translate(30px, -20px) scale(1.1);
        opacity: 0.18;
    }
}

/* Typography & Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    border: 2px solid var(--bg-dark);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Selection */
::selection {
    background: rgba(0, 242, 254, 0.3);
    color: #fff;
}

/* Helper utilities & layout container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--primary);
    margin-bottom: 1rem;
    position: relative;
    padding-left: 20px;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 2px;
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 60%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 600px;
    margin-bottom: 3.5rem;
}

/* Primary and Secondary CTA Buttons with Shine Sweep */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.8rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-bounce);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.25) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: skewX(-25deg);
    transition: all 0.75s ease;
    z-index: -1;
}

.btn:hover::after {
    left: 125%;
}


.btn-primary {
    background: linear-gradient(135deg, #00e5a0 0%, #00f2fe 100%);
    color: #030303;
    border: none;
    box-shadow: 0 4px 20px rgba(0, 229, 160, 0.25);
    font-weight: 700;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(0, 229, 160, 0.45);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--primary);
    background: rgba(0, 242, 254, 0.05);
    transform: translateY(-3px);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}

/* Custom Cursor */
.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
    mix-blend-mode: difference;
    display: none;
}

.custom-cursor-dot {
    width: 6px;
    height: 6px;
    background-color: var(--primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    display: none;
}

body.has-custom-cursor .custom-cursor,
body.has-custom-cursor .custom-cursor-dot {
    display: block;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), transparent);
    pointer-events: none;
}

.glass-card:hover {
    border-color: var(--border-color-glow);
    background: var(--bg-card-hover);
}

/* Dynamic Floating Particles Overlay */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: rgba(var(--primary-rgb), 0.3);
    border-radius: 50%;
    pointer-events: none;
}

/* Animations classes (Scroll Reveal & Transitions) */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(13, 13, 22, 0.8);
    border: 1px solid var(--border-color);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

@media (prefers-reduced-motion: reduce) {
    .reveal, .glow-circle, .btn, .glass-card, .back-to-top {
        transition: none !important;
        animation: none !important;
        transform: none !important;
        opacity: 1 !important;
    }
    .custom-cursor, .custom-cursor-dot {
        display: none !important;
    }
}