:root {
    --bg-dark: #090a0d;
    --bg-card: rgba(255, 255, 255, 0.04);
    --primary: #c8d1ff;
    --primary-alt: #6c7cff;
    --accent: #8f9cff;
    --text-main: #f4f5f7;
    --text-dim: #a7acba;
    --glass-border: rgba(255, 255, 255, 0.14);
    --gradient-primary: linear-gradient(135deg, #f4f5f7 0%, #adb8ff 50%, #6c7cff 100%);
    --gradient-accent: linear-gradient(135deg, #cbd3ff 0%, #8f9cff 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Background Animation */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 20% 30%, rgba(140, 152, 255, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.05) 0%, transparent 42%);
}

/* Glassmorphism Utility */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Typography Utilities */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h1 { font-size: 4rem; font-weight: 800; line-height: 1.1; margin-bottom: 1.5rem; }
h2 { font-size: 2.5rem; font-weight: 700; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: 1rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 18px rgba(108, 124, 255, 0.32);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(108, 124, 255, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    margin-left: 1rem;
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-block {
    width: 100%;
    display: block;
}

/* Navbar */
.navbar {
    position: absolute;
    top: -28px;
    left: 6px;
    width: auto;
    z-index: 1000;
    padding: 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: transparent;
    backdrop-filter: none;
    padding: 0;
    border-bottom: none;
}

.navbar .container {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin: 0;
    padding: 0;
}

.logo {
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-transform: uppercase;
    font-family: 'Times New Roman', Times, serif;
}

.logo-img {
    height: 150px;
    width: auto;
    filter: grayscale(1) brightness(1.85) contrast(2.4);
    border-radius: 0;
    mix-blend-mode: screen;
    opacity: 1;
    box-shadow: none;
}

.footer-logo-img {
    height: 72px;
    width: auto;
    filter: grayscale(1) brightness(2.1) contrast(1.45);
    border-radius: 8px;
    mix-blend-mode: screen;
    opacity: 1;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.85), 0 0 26px rgba(130, 151, 255, 0.65);
}

.logo-text { color: white; }
.logo-accent { color: var(--primary); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    transition: var(--transition);
    font-family: 'Outfit', sans-serif;
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-visual {
    position: relative;
}

.visual-card {
    padding: 1rem;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-10deg);
    transition: var(--transition);
}

.visual-card:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.hero-img {
    width: 100%;
    border-radius: 15px;
    display: block;
}

/* Sections General */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header p {
    color: var(--text-dim);
    font-size: 1.1rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

.service-card i {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Pricing Section */
.pricing-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.pricing-card {
    flex: 1;
    min-width: 300px;
    max-width: 400px;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.pricing-card.highlight {
    border: 1px solid var(--primary);
    background: rgba(108, 124, 255, 0.06);
}

.badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--gradient-accent);
    color: white;
    padding: 0.5rem 3rem;
    transform: rotate(45deg);
    font-size: 0.8rem;
    font-weight: 700;
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 1.5rem 0;
}

.price span {
    font-size: 1.2rem;
    font-weight: 400;
    margin-left: 0.5rem;
}

.pricing-card ul {
    list-style: none;
    margin-bottom: 2.5rem;
}

.pricing-card ul li {
    margin-bottom: 1rem;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-card ul li i {
    color: var(--primary);
}

/* Why Us Section */
.why-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.why-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: rgba(108, 124, 255, 0.12);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.stats-card {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
}

/* Contact Section */
.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
    padding: 4rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

input, select, textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
}

select option {
    background: var(--bg-dark);
}

/* Footer */
.footer {
    padding: 80px 0 30px;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info p {
    margin-top: 1rem;
    color: var(--text-dim);
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    text-decoration: none;
    color: var(--text-dim);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 1.5rem;
}

.footer-social a {
    font-size: 1.5rem;
    color: var(--text-dim);
    transition: var(--transition);
}

.footer-social a:hover {
    color: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-size: 0.9rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

/* Responsive */
@media (max-width: 992px) {
    h1 { font-size: 3rem; }
    .hero .container { grid-template-columns: 1fr; text-align: center; }
    .hero-content p { margin: 0 auto 2rem; }
    .hero-btns { display: flex; justify-content: center; }
    .why-grid { grid-template-columns: 1fr; }
    .visual-card { transform: none; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-btn { display: block; }
    .footer-content { grid-template-columns: 1fr; gap: 2rem; }
    .pricing-card { max-width: 100%; }
}

/* --- Hero Splash Styles (from Image) --- */
.hero-splash {
    height: 100vh;
    width: 100%;
    background: radial-gradient(circle at 20% 18%, #1a1b22 0%, #0f1014 45%, #090a0d 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    z-index: 10;
}

.rings-container {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1200px;
    transform-style: preserve-3d;
    --mx: 0deg;
    --my: 0deg;
    --floatY: 0px;
}

.splash-disk {
    width: min(86vw, 780px);
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    background: radial-gradient(circle at 45% 40%, #2e323e 0%, #1e2129 55%, #14161c 100%);
    box-shadow: inset 0 14px 50px rgba(255, 255, 255, 0.06), inset 0 -20px 50px rgba(0, 0, 0, 0.45);
    transform: translateZ(40px) rotateX(calc(var(--my) * 0.25)) rotateY(calc(var(--mx) * -0.25));
    animation: diskBreath 8s ease-in-out infinite;
}

.splash-ring {
    position: absolute;
    border-radius: 50%;
    border: 2.5px solid transparent;
    mix-blend-mode: multiply;
    transform-style: preserve-3d;
    will-change: transform, opacity;
}

.ring-a {
    width: min(88vw, 800px);
    aspect-ratio: 1 / 1;
    border-color: rgba(255, 255, 255, 0.28);
    box-shadow: 14px -6px 0 0 rgba(94, 112, 255, 0.28), -12px 8px 0 0 rgba(255, 255, 255, 0.18);
    animation: ringOrbitA 7s linear infinite, ringPulse 3.8s ease-in-out infinite alternate;
}

.ring-b {
    width: min(92vw, 850px);
    aspect-ratio: 1 / 1;
    border-color: rgba(145, 154, 176, 0.22);
    box-shadow: -20px 8px 0 0 rgba(57, 72, 196, 0.24), 14px -8px 0 0 rgba(255, 255, 255, 0.1);
    animation: ringOrbitB 9.5s linear infinite, ringPulse 4.7s ease-in-out infinite alternate;
    animation-delay: -0.8s, -1.3s;
}

.ring-c {
    width: min(96vw, 900px);
    aspect-ratio: 1 / 1;
    border-color: rgba(255, 255, 255, 0.16);
    box-shadow: inset 0 0 28px rgba(0, 0, 0, 0.28);
    animation: ringOrbitC 12s linear infinite, ringPulse 5.6s ease-in-out infinite alternate;
    animation-delay: -1.4s, -2.2s;
}

@keyframes pulse {
    0% { transform: scale(0.995); opacity: 0.86; }
    100% { transform: scale(1.018); opacity: 1; }
}

@keyframes diskBreath {
    0%, 100% {
        transform: translateZ(40px) translateY(0px) rotateX(calc(var(--my) * 0.25)) rotateY(calc(var(--mx) * -0.25));
    }
    50% {
        transform: translateZ(55px) translateY(-10px) rotateX(calc(var(--my) * 0.25)) rotateY(calc(var(--mx) * -0.25));
    }
}

@keyframes ringPulse {
    0% { opacity: 0.72; }
    100% { opacity: 1; }
}

@keyframes ringOrbitA {
    0% {
        transform: translateY(var(--floatY)) rotateX(calc(18deg + var(--my))) rotateY(calc(-12deg + var(--mx))) rotateZ(0deg) translateZ(80px) scale(1);
    }
    50% {
        transform: translateY(calc(var(--floatY) - 8px)) rotateX(calc(20deg + var(--my))) rotateY(calc(-16deg + var(--mx))) rotateZ(180deg) translateZ(100px) scale(1.02);
    }
    100% {
        transform: translateY(var(--floatY)) rotateX(calc(18deg + var(--my))) rotateY(calc(-12deg + var(--mx))) rotateZ(360deg) translateZ(80px) scale(1);
    }
}

@keyframes ringOrbitB {
    0% {
        transform: translateY(calc(var(--floatY) * -0.6)) rotateX(calc(-24deg + var(--my))) rotateY(calc(20deg + var(--mx))) rotateZ(0deg) translateZ(30px) scale(1);
    }
    50% {
        transform: translateY(calc((var(--floatY) * -0.6) + 12px)) rotateX(calc(-20deg + var(--my))) rotateY(calc(24deg + var(--mx))) rotateZ(-180deg) translateZ(65px) scale(1.03);
    }
    100% {
        transform: translateY(calc(var(--floatY) * -0.6)) rotateX(calc(-24deg + var(--my))) rotateY(calc(20deg + var(--mx))) rotateZ(-360deg) translateZ(30px) scale(1);
    }
}

@keyframes ringOrbitC {
    0% {
        transform: translateY(calc(var(--floatY) * 0.4)) rotateX(calc(34deg + var(--my))) rotateY(calc(10deg + var(--mx))) rotateZ(0deg) translateZ(-40px) scale(1);
    }
    50% {
        transform: translateY(calc((var(--floatY) * 0.4) - 10px)) rotateX(calc(30deg + var(--my))) rotateY(calc(14deg + var(--mx))) rotateZ(180deg) translateZ(-5px) scale(0.985);
    }
    100% {
        transform: translateY(calc(var(--floatY) * 0.4)) rotateX(calc(34deg + var(--my))) rotateY(calc(10deg + var(--mx))) rotateZ(360deg) translateZ(-40px) scale(1);
    }
}

.splash-nav {
    position: absolute;
    top: 2.5rem;
    left: 3rem;
    z-index: 10;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Times New Roman', Times, serif;
    letter-spacing: 1px;
}

.logo-group i {
    font-size: 1.75rem;
    background: linear-gradient(135deg, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.splash-content {
    position: relative;
    z-index: 5;
    text-align: center;
    max-width: 860px;
    padding: 0 2rem;
}

.splash-title {
    font-size: clamp(2.7rem, 6.7vw, 5.2rem);
    font-weight: 800;
    color: #f4f5f7;
    letter-spacing: -1.5px;
    margin: 0;
    line-height: 1.1;
    font-family: 'Outfit', sans-serif;
    text-wrap: balance;
    text-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
}

.studybuddy-panel {
    position: absolute;
    top: 120px;
    right: 5%;
    width: 280px;
    z-index: 100;
    transition: all 0.3s ease;
}

.studybuddy-panel h3 {
    margin: 0 0 0.75rem;
    font-size: 1.1rem;
    color: #f4f5f7;
}

.studybuddy-label {
    margin: 0 0 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.studybuddy-panel .btn {
    width: 100%;
    text-align: center;
    padding: 0.6rem 1rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1.25rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateX(-50%) translateY(0);}
    40% {transform: translateX(-50%) translateY(-10px);}
    60% {transform: translateX(-50%) translateY(-5px);}
}

@media (max-width: 768px) {
    .splash-disk {
        width: min(120vw, 680px);
    }
    .splash-title { font-size: clamp(2rem, 9vw, 3rem); }
    .splash-nav { left: 1.5rem; }
    .ring-a, .ring-b, .ring-c {
        animation-duration: 8s, 4s;
    }
    .studybuddy-panel {
    position: absolute;
    top: 120px;
    right: 5%;
    width: 280px;
    z-index: 100;
    transition: all 0.3s ease;
}
    .studybuddy-panel h3 {
        font-size: 1rem;
    }
}



#aura-panel {
    position: fixed !important;
    top: 40px !important;
    right: 40px !important;
    width: 280px !important;
    z-index: 9999 !important;
    background: rgba(15, 16, 20, 0.8) !important;
    backdrop-filter: blur(15px) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    padding: 20px !important;
    border-radius: 20px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(200, 209, 255, 0.1) !important;
}

/* Premium Badge Styling for Main Site */
.premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%);
    color: #000 !important;
    font-size: 0.6rem;
    font-weight: 900;
    padding: 2px 8px;
    border-radius: 20px;
    vertical-align: middle;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.premium-badge i {
    animation: sparkle 2s infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}