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

:root {
    /* Premium Color Palette */
    --clr-bg-dark: #0B1120;
    --clr-bg-darker: #070a13;
    --clr-surface: rgba(30, 41, 59, 0.4);
    --clr-surface-hover: rgba(45, 60, 85, 0.6);
    --clr-primary: #6366F1;
    --clr-primary-dark: #4f46e5;
    --clr-secondary: #8B5CF6;
    --clr-accent: #06B6D4;
    --clr-highlight: #F59E0B;
    --clr-success: #10B981;
    --clr-text-white: #FFFFFF;
    --clr-text-gray: #94a3b8;
    --clr-text-muted: #64748b;
    
    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
    --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.5), rgba(139, 92, 246, 0.5));
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
html, body {
    margin: 0; padding: 0;
    box-sizing: border-box;
    font-family: var(--font-body);
    background-color: var(--clr-bg-dark);
    color: var(--clr-text-gray);
    overflow-x: hidden;
    scroll-behavior: smooth;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-family: var(--font-heading);
    color: var(--clr-text-white);
    letter-spacing: -0.03em;
    font-weight: 700;
}

h1 { font-size: clamp(3rem, 5vw, 5rem); line-height: 1.05; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.15; }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }

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

/* Utilities */
.text-light-gray { color: var(--clr-text-gray) !important; }
.text-primary-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.tracking-wide { letter-spacing: 0.15em; }
.tracking-tight { letter-spacing: -0.03em; }
.fw-medium { font-weight: 500; }

/* ==========================================================================
   Glassmorphism & Surfaces
   ========================================================================== */
.glass-nav {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: var(--transition-smooth);
    padding: 1rem 0;
}
.glass-nav.scrolled {
    background: rgba(255, 255, 255, 1);
    padding: 0.5rem 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.glass-card {
    background: var(--clr-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}
.glass-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, transparent 100%);
    z-index: 0;
    pointer-events: none;
}
.glass-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-8px);
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.6), 0 0 30px rgba(99, 102, 241, 0.1);
}
.glass-card > * { position: relative; z-index: 1; }

.glass-input {
    background: rgba(255,255,255,0.02) !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    color: var(--clr-text-white) !important;
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    transition: var(--transition-smooth);
    font-size: 1.05rem;
}
.glass-input:focus {
    background: rgba(255,255,255,0.05) !important;
    border-color: var(--clr-primary) !important;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15) !important;
}
.glass-input::placeholder { color: var(--clr-text-muted); }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary-gradient {
    background: var(--gradient-primary);
    color: white !important;
    border: none;
    border-radius: 50px;
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}
.btn-primary-gradient::after {
    content: ''; position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, var(--clr-secondary), var(--clr-primary));
    opacity: 0; transition: var(--transition-smooth);
    z-index: -1;
}
.btn-primary-gradient:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.6);
}
.btn-primary-gradient:hover::after { opacity: 1; }

.btn-glass {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.1);
    color: white !important;
    border-radius: 50px;
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
}
.btn-glass:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav-link {
    color: var(--clr-bg-dark) !important;
    font-weight: 500;
    margin: 0 1rem;
    position: relative;
    padding: 0.5rem 0 !important;
}
.nav-link::after {
    content: ''; position: absolute;
    width: 0; height: 2px;
    bottom: -2px; left: 0;
    background: var(--gradient-primary);
    transition: var(--transition-smooth);
}
.nav-link:hover { color: var(--clr-primary) !important; }
.nav-link:hover::after { width: 100%; }
.custom-toggler { border-color: rgba(0,0,0,0.1) !important; }
.custom-toggler .navbar-toggler-icon { filter: none; }

/* ==========================================================================
   Hero & Background Elements
   ========================================================================== */
.hero-section {
    min-height: 100vh;
    padding-top: 150px;
    background: var(--clr-bg-darker);
    position: relative;
    overflow: hidden;
}
.blob {
    position: absolute;
    filter: blur(120px);
    border-radius: 50%;
    z-index: 0;
    opacity: 0.5;
    animation: float 20s infinite ease-in-out alternate;
}
.blob-1 {
    top: -10%; left: -10%;
    width: 60vw; height: 60vw;
    background: radial-gradient(circle, rgba(99,102,241,0.25), transparent 70%);
}
.blob-2 {
    bottom: -20%; right: -10%;
    width: 70vw; height: 70vw;
    background: radial-gradient(circle, rgba(139,92,246,0.2), transparent 70%);
    animation-delay: -10s;
}
@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(3%, 5%) scale(1.1); }
}

/* Mockups */
.hero-mockups { min-height: 600px; position: relative; }
.floating-element { position: absolute; transition: var(--transition-smooth); }
.mockup-laptop {
    top: 5%; right: -5%; width: 110%;
    z-index: 2; transform: perspective(1500px) rotateY(-15deg) rotateX(5deg);
    border-radius: 12px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5), 0 0 40px rgba(99,102,241,0.2);
}
.mockup-laptop img { width: 100%; height: auto; display: block; border-radius: 12px;}
.mockup-mobile {
    bottom: 0%; left: -15%; width: 40%;
    z-index: 3; transform: perspective(1500px) rotateY(15deg) rotateX(10deg);
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5), 0 0 30px rgba(139,92,246,0.2);
}
.mockup-mobile img { width: 100%; height: auto; display: block; border-radius: 20px;}

.trust-badges img:hover { transform: translateY(-5px); z-index: 10; border-color: var(--clr-primary) !important; }

/* ==========================================================================
   Portfolio Masonry
   ========================================================================== */
.portfolio-masonry {
    column-count: 2;
    column-gap: 2.5rem;
}
@media (max-width: 992px) { .portfolio-masonry { column-count: 1; } }
.portfolio-item {
    break-inside: avoid; margin-bottom: 2.5rem;
    position: relative; border-radius: 24px;
    overflow: hidden; cursor: pointer;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}
.portfolio-item img {
    width: 100%; height: 100%;
    object-fit: cover; transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.portfolio-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(7,10,19,0.95) 0%, rgba(7,10,19,0.2) 50%, transparent 100%);
    display: flex; align-items: flex-end; padding: 3rem;
    opacity: 0; transition: var(--transition-smooth);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-item:hover img { transform: scale(1.05); }

/* Portfolio Page Filters & Animations */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3.5rem;
}
.filter-btn {
    background: var(--clr-surface);
    color: var(--clr-text-gray) !important;
    border: 1px solid var(--glass-border);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-smooth);
    cursor: pointer;
}
.filter-btn:hover {
    color: var(--clr-text-white) !important;
    background: var(--clr-surface-hover);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}
.filter-btn.active {
    background: var(--gradient-primary);
    color: var(--clr-text-white) !important;
    border-color: transparent;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

/* Smooth item animations for filtering */
.portfolio-item {
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.portfolio-item.hidden {
    display: none !important;
}
.portfolio-item.fade-in {
    animation: fadeInPortfolioItem 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes fadeInPortfolioItem {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Glassmorphic Modal */
.portfolio-modal .modal-content {
    background: rgba(7, 10, 19, 0.85) !important;
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
}
.portfolio-modal .modal-header {
    border-bottom: 1px solid var(--glass-border);
    padding: 1.5rem 2rem;
}
.portfolio-modal .modal-body {
    padding: 2.5rem;
}
.portfolio-modal .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: var(--transition-smooth);
}
.portfolio-modal .btn-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}
.portfolio-modal-img {
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    max-height: 500px;
    object-fit: contain;
    width: 100%;
}


/* ==========================================================================
   Services & Timeline
   ========================================================================== */
.icon-box {
    width: 72px; height: 72px;
    border-radius: 20px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.08);
    display: flex; align-items: center; justify-content: center;
    box-shadow: inset 0 0 20px rgba(255,255,255,0.02);
    transition: var(--transition-smooth);
}
.service-card:hover .icon-box {
    background: var(--gradient-primary);
    border-color: transparent;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 25px rgba(99,102,241,0.4);
}

.timeline { position: relative; max-width: 800px; margin: 0 auto; }
.timeline::before {
    content: ''; position: absolute;
    top: 0; bottom: 0; left: 28px; width: 2px;
    background: linear-gradient(to bottom, transparent, var(--clr-primary), transparent);
}
.timeline-item { position: relative; padding-left: 80px; margin-bottom: 3.5rem; }
.timeline-dot {
    position: absolute; left: 20px; top: 32px;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--clr-primary); box-shadow: 0 0 20px var(--clr-primary);
    border: 4px solid var(--clr-bg-dark);
}

/* ==========================================================================
   Pricing & Misc
   ========================================================================== */
.highlight-card {
    border-color: rgba(99,102,241,0.4);
    background: linear-gradient(180deg, rgba(99,102,241,0.08) 0%, rgba(30,41,59,0.4) 100%);
    transform: scale(1.05); z-index: 2;
}
.popular-ribbon {
    position: absolute; top: -18px; left: 50%; transform: translateX(-50%);
    background: var(--gradient-primary); color: white;
    padding: 8px 28px; border-radius: 30px; font-weight: 700;
    font-size: 0.85rem; letter-spacing: 2px; text-transform: uppercase;
    box-shadow: 0 10px 20px rgba(99,102,241,0.3);
}
.check-icon {
    width: 28px; height: 28px; border-radius: 50%;
    background: rgba(16, 185, 129, 0.15); display: flex;
    align-items: center; justify-content: center; color: var(--clr-success);
    flex-shrink: 0;
}

/* Accordion */
.custom-accordion .accordion-item { background: transparent !important; border: none; margin-bottom: 1rem; }
.custom-accordion .accordion-button {
    background: var(--clr-surface) !important; color: white !important;
    border: 1px solid var(--glass-border);
    border-radius: 16px !important; padding: 1.5rem 2rem !important;
    font-family: var(--font-heading); font-size: 1.1rem;
    transition: var(--transition-smooth);
}
.custom-accordion .accordion-button:not(.collapsed) {
    background: rgba(45, 60, 85, 0.6) !important;
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
    box-shadow: none !important;
}
.custom-accordion .accordion-button::after { filter: brightness(0) invert(1); }
.custom-accordion .accordion-body {
    background: rgba(30,41,59,0.2); 
    border: 1px solid var(--glass-border); border-top: none;
    border-radius: 0 0 16px 16px; padding: 1.5rem 2rem;
}

/* Scroll Progress */
.scroll-progress-container {
    position: fixed; top: 0; left: 0; width: 100%; height: 3px; z-index: 9999;
}
.scroll-progress-bar {
    height: 100%; background: var(--gradient-primary); width: 0%;
    box-shadow: 0 0 10px var(--clr-primary);
}

/* Custom Cursor */
.cursor-glow {
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(99,102,241,0.05) 0%, transparent 50%);
    border-radius: 50%; position: fixed; top: 0; left: 0;
    pointer-events: none; z-index: 9999;
    transform: translate(-50%, -50%); transition: opacity 0.3s;
}

/* Testimonial Swiper */
.testimonialSwiper .swiper-pagination-bullet { background: var(--clr-text-gray); }
.testimonialSwiper .swiper-pagination-bullet-active { background: var(--clr-primary); }

.footer-section {
    background-color: #FFFFFF;
    color: var(--clr-bg-dark);
}
.footer-links a { transition: var(--transition-smooth); display: inline-block; color: var(--clr-bg-darker) !important;}
.footer-links a:hover { color: var(--clr-primary) !important; transform: translateX(5px); }

.floating-whatsapp {
    position: fixed; bottom: 40px; right: 40px;
    width: 64px; height: 64px; background: #25D366; color: white;
    z-index: 1000; transition: var(--transition-smooth);
}
.floating-whatsapp:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 15px 30px rgba(37,211,102,0.4);
}

/* ==========================================================================
   Preloader
   ========================================================================== */
#preloader {
    position: fixed; inset: 0; z-index: 99999;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 1.5rem;
    background: var(--clr-bg-dark);
    transition: opacity 0.6s ease, visibility 0.6s ease;
    opacity: 1; visibility: visible;
}
#preloader.preloader--hidden {
    opacity: 0; visibility: hidden;
}
.preloader-text {
    color: var(--clr-text-muted); font-family: var(--font-body);
    font-size: 0.9rem; letter-spacing: 0.1em; margin: 0;
    animation: preloaderPulse 1.5s ease-in-out infinite;
}
@keyframes preloaderPulse {
    0%, 100% { opacity: 0.4; } 50% { opacity: 1; }
}

/* Pencil SVG */
.pencil {
    display: block;
    width: 10em;
    height: 10em;
    color: var(--clr-text-gray);
}

.pencil__body1,
.pencil__body2,
.pencil__body3,
.pencil__eraser,
.pencil__eraser-skew,
.pencil__point,
.pencil__rotate,
.pencil__stroke {
    animation-duration: 3s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.pencil__body1,
.pencil__body2,
.pencil__body3 {
    transform: rotate(-90deg);
}

.pencil__body1 { animation-name: pencilBody1; }
.pencil__body2 { animation-name: pencilBody2; }
.pencil__body3 { animation-name: pencilBody3; }

.pencil__eraser {
    animation-name: pencilEraser;
    transform: rotate(-90deg) translate(49px,0);
}
.pencil__eraser-skew {
    animation-name: pencilEraserSkew;
    animation-timing-function: ease-in-out;
}
.pencil__point {
    animation-name: pencilPoint;
    transform: rotate(-90deg) translate(49px,-30px);
}
.pencil__rotate { animation-name: pencilRotate; }
.pencil__stroke {
    animation-name: pencilStroke;
    transform: translate(100px,100px) rotate(-113deg);
}

@keyframes pencilBody1 {
    from, to { stroke-dashoffset: 351.86; transform: rotate(-90deg); }
    50%       { stroke-dashoffset: 150.8;  transform: rotate(-225deg); }
}
@keyframes pencilBody2 {
    from, to { stroke-dashoffset: 406.84; transform: rotate(-90deg); }
    50%       { stroke-dashoffset: 174.36; transform: rotate(-225deg); }
}
@keyframes pencilBody3 {
    from, to { stroke-dashoffset: 296.88; transform: rotate(-90deg); }
    50%       { stroke-dashoffset: 127.23; transform: rotate(-225deg); }
}
@keyframes pencilEraser {
    from, to { transform: rotate(-45deg) translate(49px,0); }
    50%       { transform: rotate(0deg)   translate(49px,0); }
}
@keyframes pencilEraserSkew {
    from, 32.5%, 67.5%, to { transform: skewX(0); }
    35%,  65%              { transform: skewX(-4deg); }
    37.5%, 62.5%           { transform: skewX(8deg); }
    40%, 45%, 50%, 55%, 60% { transform: skewX(-15deg); }
    42.5%, 47.5%, 52.5%, 57.5% { transform: skewX(15deg); }
}
@keyframes pencilPoint {
    from, to { transform: rotate(-90deg)  translate(49px,-30px); }
    50%       { transform: rotate(-225deg) translate(49px,-30px); }
}
@keyframes pencilRotate {
    from { transform: translate(100px,100px) rotate(0); }
    to   { transform: translate(100px,100px) rotate(720deg); }
}
@keyframes pencilStroke {
    from { stroke-dashoffset: 439.82; transform: translate(100px,100px) rotate(-113deg); }
    50%  { stroke-dashoffset: 164.93; transform: translate(100px,100px) rotate(-113deg); }
    75%, to { stroke-dashoffset: 439.82; transform: translate(100px,100px) rotate(112deg); }
}