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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    overflow-x: hidden;
}

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

/* Animated Background */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-element {
    position: absolute;
    background: rgba(64, 224, 208, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    width: 60px;
    height: 60px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-element:nth-child(3) {
    width: 40px;
    height: 40px;
    bottom: 20%;
    left: 70%;
    animation-delay: 4s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* Header */
/* Header - Updated */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: #05162f;
    z-index: 1000;
    padding: 15px 0;
    transition: transform 0.3s ease, background 0.3s ease;
}

/* Hide header when scrolling down */
header.header-hidden {
    transform: translateY(-100%);
}

/* Remove the transparent class styles since we want consistent color */
header.transparent {
    background: #05162f;
}

.logo img {
    display: block;
    background: transparent;
}


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


.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #40e0d0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #40e0d0;
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    z-index: 1;
    padding: 140px 5% 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.alert-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    background: rgba(255, 75, 75, 0.15);
    border: 1px solid rgba(255, 75, 75, 0.3);
    border-radius: 50px;
    color: #ff6b6b;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.8;
    }
}

h1 {
    font-size: 4rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 2px 20px rgba(64, 224, 208, 0.3);
}

.gradient-text {
    background: linear-gradient(135deg, #40e0d0 0%, #56d8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: #a3b8cc;
    margin-bottom: 1rem;
    line-height: 1.7;
    font-weight: 400;
}

.hero-tagline {
    font-size: 1.5rem;
    color: #40e0d0;
    font-weight: 700;
    margin-bottom: 3rem;
}

/* Statistics Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.stat-card {
    background: rgba(26, 26, 46, 0.6);
    border: 1px solid rgba(64, 224, 208, 0.2);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(64, 224, 208, 0.5);
    box-shadow: 0 10px 30px rgba(64, 224, 208, 0.2);
}

.stat-icon {
    font-size: 2.5rem;
    color: #40e0d0;
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: #8fa3b8;
    font-weight: 500;
}

/* Problem Categories Section */
.problems {
    padding: 100px 0;
    background: rgba(0, 0, 0, 0.3);
}

.problems h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: #ff6b6b;
    font-weight: 800;
}

.problems p.sub {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 4rem;
    color: #90a4ae;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.category-tab {
    padding: 15px 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.category-tab.active {
    border-color: #40e0d0;
    background: rgba(64, 224, 208, 0.15);
    color: #40e0d0;
    box-shadow: 0 0 20px rgba(64, 224, 208, 0.3);
}

.category-icon {
    font-size: 1.3rem;
}

.category-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.category-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.category-header {
    text-align: center;
    margin-bottom: 40px;
}

.category-title {
    font-size: 2rem;
    color: #40e0d0;
    margin-bottom: 10px;
}

.category-description {
    font-size: 1.1rem;
    color: #b0bec5;
    max-width: 700px;
    margin: 0 auto;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}




.problem-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #40e0d0, transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: #40e0d0;
    box-shadow: 0 10px 30px rgba(64, 224, 208, 0.2);
}

.problem-card:hover::before {
    opacity: 1;
}

.problem-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: #ffffff;
    font-weight: 700;
}

.problem-card p {
    color: #b0bec5;
    line-height: 1.7;
    font-size: 0.95rem;
}

.problem-impact {
    display: inline-block;
    margin-top: 15px;
    padding: 8px 15px;
    background: rgba(255, 107, 107, 0.1);
    border-left: 3px solid #ff6b6b;
    border-radius: 5px;
    font-size: 0.85rem;
    color: #ff6b6b;
    font-weight: 600;
}

/* Solutions Section - Redesigned */
.solutions {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(64, 224, 208, 0.05) 0%, rgba(0, 188, 212, 0.05) 100%);
}

.solutions h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: #40e0d0;
    font-weight: 800;
}

.solutions-subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 4rem;
    color: #90a4ae;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.solution-categories {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.solution-category-card {
    background: rgba(0, 0, 0, 0.4);
    padding: 40px 30px;
    border-radius: 20px;
    border: 2px solid rgba(64, 224, 208, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.solution-category-card:hover {
    transform: translateY(-10px);
    border-color: #40e0d0;
    box-shadow: 0 20px 40px rgba(64, 224, 208, 0.3);
    background: rgba(0, 0, 0, 0.6);
}

.solution-category-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.solution-category-card h3 {
    font-size: 1.4rem;
    color: #40e0d0;
    margin-bottom: 15px;
}

.solution-category-card p {
    color: #b0bec5;
    line-height: 1.6;
    font-size: 0.95rem;
}

.solution-stat {
    margin-top: 20px;
    padding: 15px;
    background: rgba(64, 224, 208, 0.1);
    border-radius: 10px;
    font-weight: 700;
    color: #40e0d0;
    font-size: 1.1rem;
}

@media (max-width: 900px) {
    .solution-categories {
        grid-template-columns: 1fr;
    }
}

/* Transition Section */
.transition-section {
    padding: 80px 0;
    text-align: center;
    border-top: #40e0d0;
    border-bottom: #40e0d0;
}

.transition-section h2 {
    font-size: 3rem;
    color: #ff6b6b;
    margin-bottom: 1rem;
    animation: pulse 2s ease-in-out infinite;
}

.transition-section p {
    font-size: 1.3rem;
    color: #b0bec5;
    max-width: 600px;
    margin: 0 auto;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}




/* Waitlist Section */
.waitlist-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(64, 224, 208, 0.1) 0%, rgba(0, 188, 212, 0.1) 100%);
}

.waitlist-box {
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid #40e0d0;
    border-radius: 20px;
    padding: 50px 40px;
    max-width: 700px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
}

.waitlist-box h2 {
    color: #40e0d0;
    margin-bottom: 1rem;
    font-size: 2.3rem;
    text-align: center;
}

.waitlist-box p {
    margin-bottom: 2rem;
    color: #b0bec5;
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.7;
}

.waitlist-form {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.waitlist-form input {
    flex: 1;
    min-width: 280px;
    padding: 18px 25px;
    border: 2px solid rgba(64, 224, 208, 0.3);
    border-radius: 50px;
    font-size: 1rem;
    background: rgba(0, 0, 0, 0.6);
    color: #ffffff;
    transition: all 0.3s ease;
}

.waitlist-form input::placeholder {
    color: rgba(176, 190, 197, 0.6);
}

.waitlist-form input:focus {
    outline: none;
    border-color: #40e0d0;
    background: rgba(0, 0, 0, 0.8);
}

.waitlist-form button {
    padding: 18px 45px;
    background: linear-gradient(135deg, #40e0d0, #00bcd4);
    color: #000;
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(64, 224, 208, 0.3);
}

.waitlist-form button:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(64, 224, 208, 0.5);
}

.waitlist-form button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.message {
    width: 100%;
    padding: 16px 25px;
    border-radius: 50px;
    margin-top: 20px;
    font-weight: 600;
    text-align: center;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

.success {
    background: rgba(64, 224, 208, 0.2);
    color: #40e0d0;
    border: 2px solid #40e0d0;
}

.error {
    background: rgba(255, 82, 82, 0.2);
    color: #ff5252;
    border: 2px solid #ff5252;
}

.loading-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid #000000;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.recaptcha-notice {
    font-size: 0.85rem;
    color: rgba(176, 190, 197, 0.6);
    text-align: center;
    margin-top: 20px;
}

.recaptcha-notice a {
    color: #40e0d0;
    text-decoration: none;
}

.recaptcha-notice a:hover {
    text-decoration: underline;
}

/* Hide reCAPTCHA badge (it's still functional) */
.grecaptcha-badge {
    visibility: hidden;
}

@media (max-width: 768px) {

    .waitlist-section {
        padding: 60px 0;
    }

    .waitlist-box {
        padding: 35px 25px;
    }

    .waitlist-box h2 {
        font-size: 1.8rem;
    }

    .waitlist-box p {
        font-size: 1rem;
    }

    .waitlist-form {
        flex-direction: column;
    }

    .waitlist-form input,
    .waitlist-form button {
        width: 100%;
        min-width: auto;
    }
}

/* Footer */
footer {
    padding: 60px 0 40px 0;
    text-align: center;
    color: #90a4ae;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.5);
}

.copyright {
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

.hamburger {
    display: none;
    background: none;
    border: none;
    color: #40e0d0;
    font-size: 2rem;
    cursor: pointer;
}


/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .hero-tagline {
        font-size: 1.2rem;
    }

    .nav-links {
        display: none;
    }

    .category-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .problem-grid,
    .solution-categories,
    .ai-features {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        right: 30px;
        background: #1a1a2e;
        flex-direction: column;
        gap: 20px;
        padding: 20px;
        border-radius: 10px;
        z-index: 999;
    }

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

    .hamburger {
        display: block;
    }
}