:root {
    --primary: #2d9d71;
    --primary-dark: #1d6e4e;
    --primary-light: #44c18c;
    --accent: #3498db;
    --accent-light: #5dade2;
    --silver: #c0c0c0;
    --silver-light: #f0f4f8;
    --silver-dark: #a0a0a0;
    --text-dark: #2c3e50;
    --text-light: #f5f5f5;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    --radius: 16px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background-color: #f9fbfa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--gradient);
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.8rem;
    font-weight: 800;
    color: white;
    font-family: 'Poppins', sans-serif;
}

.logo i {
    color: white;
    background: var(--accent);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-links a:hover {
    color: #e0f7f0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.3s ease;
}

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

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

/* Hero Section */
.hero {
    background: var(--gradient);
    padding: 160px 0 80px;
    color: white;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    min-height: 100vh;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
            radial-gradient(circle at 20% 30%, rgba(255,255,255,0.1) 0%, transparent 40%),
            radial-gradient(circle at 80% 70%, rgba(255,255,255,0.1) 0%, transparent 40%);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    width: 100%;
}

.hero-text {
    text-align: left;
}

.hero-visuals {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 500px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    font-family: 'Poppins', sans-serif;
    line-height: 1.2;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 90%;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 32px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: white;
    color: var(--primary-dark);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
}

/* Card and Phone Mockups */
.visual-container {
    position: relative;
    width: 100%;
    height: 100%;
    perspective: 1000px;
}

.card-mockup {
    width: 320px;
    height: 200px;
    background: var(--gradient-accent);
    border-radius: 20px;
    position: absolute;
    top: 30px;
    left: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    transform: rotate(-8deg);
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px;
    transition: transform 0.5s ease;
}

.card-mockup:hover {
    transform: rotate(-5deg) translateY(-10px);
}

.card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-chip {
    width: 50px;
    height: 40px;
    background: linear-gradient(45deg, #e0cda9, #f1e5d0);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.card-chip::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 50%, rgba(255,255,255,0.3) 50%);
}

.card-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    display: flex;
    align-items: center;
    gap: 5px;
}

.card-number {
    color: white;
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.card-bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.card-holder, .card-expiry {
    color: rgba(255,255,255,0.9);
    font-size: 0.9rem;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: white;
    border-radius: 30px;
    position: absolute;
    bottom: 0;
    right: 0;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    padding: 15px;
    transform: rotate(5deg);
    z-index: 1;
    transition: transform 0.5s ease;
}

.phone-mockup:hover {
    transform: rotate(3deg) translateY(-10px);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 25px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.05);
}

.app-header {
    background: var(--gradient);
    color: white;
    padding: 20px 15px;
    text-align: center;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.app-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    overflow-y: auto;
}

.balance-card {
    background: white;
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.balance-label {
    font-size: 0.9rem;
    color: #7f8c8d;
}

.balance-amount {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.balance-sub {
    font-size: 0.9rem;
    color: #95a5a6;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px 5px;
    border-radius: 15px;
    background: white;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    cursor: pointer;
}

.action-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.action-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--silver-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
}

.action-label {
    font-size: 0.75rem;
    color: var(--text-dark);
    text-align: center;
}

.transactions {
    background: white;
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
}

.view-all {
    font-size: 0.85rem;
    color: var(--primary);
    text-decoration: none;
}

.transaction-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f4f8;
}

.transaction-icon {
    width: 45px;
    height: 45px;
    border-radius: 15px;
    background: var(--silver-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
}

.pharmacy { background: var(--primary); }
.clinic { background: var(--accent); }
.refund { background: #27ae60; }

.transaction-details {
    flex-grow: 1;
}

.transaction-name {
    font-weight: 600;
    margin-bottom: 3px;
}

.transaction-date {
    font-size: 0.8rem;
    color: #95a5a6;
}

.transaction-amount {
    font-weight: 700;
    font-size: 1.1rem;
}

.negative { color: #e74c3c; }
.positive { color: #2ecc71; }

/* Promo Banner */
.promo-banner {
    background: linear-gradient(45deg, var(--primary), var(--primary-light));
    color: white;
    text-align: center;
    padding: 25px 0;
    position: relative;
    overflow: hidden;
}

.promo-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.promo-banner h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-weight: 700;
}

.promo-banner p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e3f2e9 100%);
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
    position: relative;
    font-family: 'Poppins', sans-serif;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 5px;
    background: var(--primary);
    border-radius: 3px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--gradient);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: block;
    width: 70px;
    height: 70px;
    background: var(--silver-light);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 700;
}

/* Target Audience */
.target-audience {
    padding: 100px 0;
    background: white;
}

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

.audience-card {
    text-align: center;
    padding: 2.5rem 2rem;
    border-radius: var(--radius);
    background: white;
    color: var(--text-dark);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: var(--shadow);
    border: 2px solid var(--silver-light);
}

.audience-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.audience-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: var(--silver-light);
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.audience-card h3 {
    margin-bottom: 1rem;
    font-weight: 700;
}

/* How it Works */
.how-it-works {
    padding: 100px 0;
    background: var(--gradient);
    color: white;
    position: relative;
    overflow: hidden;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
            radial-gradient(circle at 10% 20%, rgba(255,255,255,0.1) 0%, transparent 40%),
            radial-gradient(circle at 90% 80%, rgba(255,255,255,0.1) 0%, transparent 40%);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.step {
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.step-number {
    background: rgba(255, 255, 255, 0.2);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    margin: 0 auto 1.5rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
}

.step h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Business Model */
.business-model {
    padding: 100px 0;
    background: white;
}

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

.model-card {
    background: white;
    color: var(--text-dark);
    padding: 2.5rem 2rem;
    border-radius: var(--radius);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow);
    border: 2px solid var(--silver-light);
    transition: all 0.3s ease;
}

.model-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.model-icon {
    font-size: 2.5rem;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--silver-light);
    color: var(--primary);
}

.model-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Map Section */
.map-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e3f2e9 100%);
}

.map-container {
    height: 500px;
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow);
    margin-top: 2rem;
    display: flex;
}

.map-sidebar {
    width: 300px;
    background: white;
    padding: 25px;
    border-right: 1px solid #e0e0e0;
    overflow-y: auto;
}

.map-view {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f0f4f8;
}

.map-filter {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 18px;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 30px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.filter-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.institution-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.institution-item {
    padding: 18px;
    border-radius: 15px;
    background: #f9fbfa;
    cursor: pointer;
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.institution-item:hover {
    background: #f0f7f3;
    transform: translateX(5px);
}

.institution-name {
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.partner-badge {
    background: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.non-partner-badge {
    background: var(--silver-light);
    color: var(--text-dark);
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.institution-address {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.institution-type {
    font-size: 0.85rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.map-placeholder {
    text-align: center;
    padding: 20px;
    max-width: 400px;
}

.map-placeholder i {
    font-size: 5rem;
    color: var(--primary-light);
    margin-bottom: 20px;
    opacity: 0.7;
}

.map-placeholder h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.map-placeholder p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* Footer */
footer {
    background: var(--primary-dark);
    color: white;
    padding: 70px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Poppins', sans-serif;
}

.footer-section p {
    color: #d0e8e0;
    margin-bottom: 20px;
    line-height: 1.7;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.footer-section a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    margin-bottom: 0;
}

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

.copyright {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 25px;
    margin-top: 50px;
    text-align: center;
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-text {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero p {
        max-width: 100%;
    }

    .cta-buttons {
        justify-content: center;
    }

    .hero-visuals {
        height: 500px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding-top: 130px;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--primary-dark);
        flex-direction: column;
        padding: 20px;
        gap: 1.5rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-visuals {
        height: 450px;
    }

    .card-mockup {
        width: 260px;
        height: 170px;
    }

    .phone-mockup {
        width: 240px;
        height: 480px;
    }

    .map-container {
        flex-direction: column;
        height: auto;
    }

    .map-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
    }
}

/* Waitlist Section */
.waitlist {
    padding: 100px 0;
    background: linear-gradient(135deg, #ecf0f1 0%, #d4e8dc 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.waitlist::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: var(--primary-light);
    opacity: 0.1;
}

.waitlist::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--accent-light);
    opacity: 0.1;
}

.waitlist-form {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    z-index: 2;
}

.form-group {
    margin-bottom: 1.8rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.05rem;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e0e8e0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f9fbfa;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(45, 157, 113, 0.2);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.8rem;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
}

.form-submit {
    background: var(--gradient);
    color: white;
    padding: 18px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    box-shadow: 0 8px 20px rgba(45, 157, 113, 0.3);
}

.form-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(45, 157, 113, 0.4);
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.popup.hidden {
    display: none;
}

.popup-content {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: #777;
}

.popup-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    display: none;
}

.popup-icon.success {
    color: #4CAF50;
}

.popup-icon.error {
    color: #f44336;
}

.popup-title {
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.popup-message {
    color: #555;
    line-height: 1.5;
}