/* Base Styles & Variables */
:root {
    --primary-color: #4a6bff;
    --primary-dark: #3a56cc;
    --secondary-color: #ff6b6b;
    --secondary-dark: #e05555;
    --accent-color: #6bffb4;
    --dark-color: #2c3e50;
    --light-color: #f8f9fa;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    --dark-gray: #495057;
    --white: #ffffff;
    --black: #000000;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --border-radius: 12px;
    --border-radius-sm: 6px;
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--dark-color);
    background-color: var(--light-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-primary);
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(74, 107, 255, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 6px 20px rgba(74, 107, 255, 0.4);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: var(--gray-color);
    max-width: 700px;
    margin: 0 auto 3rem;
    font-weight: 400;
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    width: 120px;
    height: 120px;
}

.loader-square {
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: var(--primary-color);
    border-radius: 4px;
    animation: loaderAnimation 2s infinite ease-in-out;
}

.loader-square:nth-child(1) {
    top: 0;
    left: 0;
    animation-delay: 0s;
}

.loader-square:nth-child(2) {
    top: 0;
    right: 0;
    animation-delay: 0.25s;
}

.loader-square:nth-child(3) {
    bottom: 0;
    right: 0;
    animation-delay: 0.5s;
}

.loader-square:nth-child(4) {
    bottom: 0;
    left: 0;
    animation-delay: 0.75s;
}

.loader-square:nth-child(5) {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 1s;
}

@keyframes loaderAnimation {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        background-color: var(--primary-color);
    }
    25% {
        transform: scale(1.5) rotate(90deg);
        background-color: var(--secondary-color);
    }
    50% {
        transform: scale(1) rotate(180deg);
        background-color: var(--accent-color);
    }
    75% {
        transform: scale(0.5) rotate(270deg);
        background-color: var(--secondary-dark);
    }
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    transition: var(--transition);
}

.header.scrolled .navbar {
    padding: 0.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
}

.logo i {
    margin-right: 0.5rem;
    color: var(--primary-color);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links li a {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links li a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001;
}

.hamburger .line {
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--dark-color);
    transition: var(--transition);
}

.hamburger .line:nth-child(1) {
    top: 0;
}

.hamburger .line:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger .line:nth-child(3) {
    bottom: 0;
}

.hamburger.active .line:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.hamburger.active .line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .line:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Hero Section */
.hero {
    padding: 10rem 0 5rem;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    min-height: calc(100vh - 80px);
}

.hero-content {
    flex: 1;
    padding-right: 2rem;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--gray-color);
    margin-bottom: 2.5rem;
    font-weight: 400;
    animation: fadeInUp 1s ease 0.2s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.4s forwards;
    opacity: 0;
}

.hero-image {
    flex: 1;
    position: relative;
    animation: fadeInRight 1s ease 0.6s forwards;
    opacity: 0;
}

.image-container {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transform: perspective(1000px) rotateY(-15deg);
    transition: var(--transition);
}

.image-container:hover {
    transform: perspective(1000px) rotateY(-5deg);
    box-shadow: var(--box-shadow-hover);
}

.image-container img {
    display: block;
    width: 100%;
    height: auto;
    transition: var(--transition);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(74, 107, 255, 0.3), rgba(255, 107, 107, 0.3));
}

/* Login Blocks Section */
.login-blocks {
    padding: 6rem 0;
    background-color: var(--white);
}

.blocks-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.block {
    position: relative;
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
    z-index: 1;
}

.block:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
}

.block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    transition: var(--transition);
}

.block:hover::before {
    height: 10px;
}

.block-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 2rem;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 10px 20px rgba(74, 107, 255, 0.3);
    transition: var(--transition);
}

.block:hover .block-icon {
    transform: rotate(15deg) scale(1.1);
}

.block-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.block-description {
    color: var(--gray-color);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.block-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(74, 107, 255, 0.3);
}

.block-button i {
    margin-left: 0.5rem;
    transition: var(--transition);
}

.block:hover .block-button {
    background-color: var(--primary-dark);
}

.block:hover .block-button i {
    transform: translateX(3px);
}

.block-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(74, 107, 255, 0.1), rgba(255, 107, 107, 0.1));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.block:hover .block-overlay {
    opacity: 1;
}

/* Specific block styles */
.student-login .block-icon {
    background: linear-gradient(135deg, #4a6bff, #6b8cff);
}

.faculty-login .block-icon {
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
}

.lab-login .block-icon {
    background: linear-gradient(135deg, #6bffb4, #8effc8);
}

.examcell-login .block-icon {
    background: linear-gradient(135deg, #b46bff, #c88eff);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background-color: var(--light-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 2rem;
    color: var(--primary-color);
    background-color: rgba(74, 107, 255, 0.1);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background-color: var(--primary-color);
    color: var(--white);
    transform: rotate(15deg) scale(1.1);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-card p {
    color: var(--gray-color);
    font-size: 0.95rem;
}

.feature-wave {
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 10px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover .feature-wave {
    opacity: 1;
    animation: waveAnimation 2s infinite linear;
}

@keyframes waveAnimation {
    0% {
        background-position-x: 0;
    }
    100% {
        background-position-x: 100px;
    }
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    background-color: var(--white);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    justify-content: flex-end;
    padding-right: 3rem;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 3rem;
}

.timeline-number {
    position: absolute;
    top: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 5px 15px rgba(74, 107, 255, 0.3);
    z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-number {
    right: -25px;
}

.timeline-item:nth-child(even) .timeline-number {
    left: -25px;
}

.timeline-content {
    width: calc(50% - 4rem);
    padding: 2rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.timeline-content h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--gray-color);
    font-size: 0.95rem;
}

/* Testimonials Section */
.testimonials {
    padding: 6rem 0;
    background-color: var(--light-color);
}

.testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-slide {
    display: none;
    animation: fadeIn 1s ease;
}

.testimonial-slide.active {
    display: block;
}

.testimonial-content {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--box-shadow);
    position: relative;
    text-align: center;
}

.quote-icon {
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.2;
    margin-bottom: 1.5rem;
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--dark-gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 1rem;
    border: 3px solid var(--primary-color);
}

.author-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
    color: var(--dark-color);
}

.author-info p {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: 0;
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
    gap: 1.5rem;
}

.control-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.control-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.indicators {
    display: flex;
    gap: 0.5rem;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--light-gray);
    cursor: pointer;
    transition: var(--transition);
}

.indicator.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background-color: var(--white);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.pricing-card.featured {
    transform: translateY(-20px);
    border: 2px solid var(--primary-color);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
}

.pricing-card.featured:hover {
    transform: translateY(-30px);
}

.pricing-header {
    margin-bottom: 2rem;
    position: relative;
}

.pricing-header h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 1rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-right: 0.3rem;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark-color);
    line-height: 1;
}

.period {
    align-self: flex-end;
    font-size: 1rem;
    color: var(--gray-color);
    margin-left: 0.3rem;
    margin-bottom: 0.5rem;
}

.price-description {
    color: var(--gray-color);
    font-size: 0.95rem;
}

.pricing-features {
    margin-bottom: 2.5rem;
    text-align: left;
}

.pricing-features li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.pricing-features li i {
    margin-right: 0.7rem;
    font-size: 1.1rem;
}

.pricing-features li i.fa-check {
    color: var(--accent-color);
}

.pricing-features li i.fa-times {
    color: var(--secondary-color);
    opacity: 0.7;
}

.pricing-btn {
    display: inline-block;
    width: 100%;
    padding: 0.9rem;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.pricing-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
    z-index: -1;
}

.pricing-btn:hover::before {
    left: 100%;
}

.pricing-card:hover .pricing-btn {
    background-color: var(--primary-dark);
}

.pricing-ribbon {
    position: absolute;
    top: 20px;
    right: -30px;
    width: 120px;
    height: 30px;
    background-color: var(--secondary-color);
    color: var(--white);
    font-weight: 500;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: rotate(45deg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured .pricing-ribbon {
    background-color: var(--primary-color);
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 L0,100 Z" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="2"/></svg>');
    background-size: 50px 50px;
    opacity: 0.3;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.cta-text {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    opacity: 0.9;
    position: relative;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    position: relative;
}

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

.cta .btn-primary:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--primary-dark);
}

.cta .btn-secondary {
    border-color: var(--white);
    color: var(--white);
}

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

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: var(--light-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(74, 107, 255, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.info-content h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.info-content p {
    color: var(--gray-color);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.contact-form {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--box-shadow);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    background-color: transparent;
    z-index: 1;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--gray-color);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
    padding: 0 0.5rem;
    z-index: 0;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(74, 107, 255, 0.2);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.6rem;
    left: 0.8rem;
    font-size: 0.8rem;
    color: var(--primary-color);
    z-index: 2;
}

.form-submit {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.form-submit:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-gray);
    padding: 5rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col {
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer-logo i {
    margin-right: 0.5rem;
    color: var(--accent-color);
}

.footer-about {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}

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

.footer-title {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.7rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
}

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

.footer-links a {
    font-size: 0.95rem;
    opacity: 0.8;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-color);
    opacity: 1;
    transform: translateX(5px);
}

.newsletter-form {
    display: flex;
    margin-top: 1.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.8rem 1rem;
    border: none;
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    font-family: var(--font-primary);
    font-size: 0.95rem;
}

.newsletter-form button {
    width: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--primary-dark);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.7;
}

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

.footer-legal a {
    font-size: 0.9rem;
    opacity: 0.7;
    transition: var(--transition);
}

.footer-legal a:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 3rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        justify-content: flex-start;
        padding-left: 4rem;
        padding-right: 0;
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .timeline-item:nth-child(odd) .timeline-number,
    .timeline-item:nth-child(even) .timeline-number {
        left: 5px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-legal {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: translateY(0);
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }
}