/* Base Reset & Variables */
:root {
    --bg-dark: #0f1115;
    --bg-darker: #090a0c;
    --text-main: #f5f6f8;
    --text-muted: #9499a3;
    --primary: #ff4757;
    --primary-hover: #ff6b81;
    --secondary: #2f3542;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-main: 'Outfit', sans-serif;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

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

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

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    line-height: 1.2;
}

.highlight {
    color: var(--primary);
    -webkit-text-fill-color: var(--primary);
    position: relative;
    display: inline-block;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, #a5a5a5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: var(--font-main);
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.4);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 71, 87, 0.6);
}

.btn-secondary {
    background-color: var(--glass-bg);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 17, 21, 0.9);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 5%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo .zita {
    color: var(--primary);
}

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

.nav-links a:not(.btn-primary) {
    font-weight: 600;
    color: var(--text-muted);
}

.nav-links a:not(.btn-primary):hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('../images/hero_bg.png') no-repeat center center/cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15,17,21,0.7) 0%, rgba(15,17,21,1) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 2rem;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, #d2d2d2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: #c9cdd5;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Ecosystem */
.ecosystem {
    padding: 8rem 0;
    background-color: var(--bg-dark);
}

/* Feature Rows (Zigzag) */
.feature-row {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-bottom: 5rem;
}

.feature-row.reverse {
    flex-direction: row-reverse;
}

.feature-text {
    flex: 1;
}

.feature-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-text p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.8;
}

.feature-img-wrapper {
    flex: 1;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.feature-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.feature-img-wrapper:hover .feature-img {
    transform: scale(1.05);
}

/* Professionals */
.professionals {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--bg-darker) 0%, #15181e 100%);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.pro-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.pro-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.pro-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.pro-benefits {
    list-style: none;
    text-align: left;
    display: inline-block;
    color: var(--text-main);
}

.pro-benefits li {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Contact Form */
.contact {
    padding: 8rem 0;
    background-color: var(--bg-dark);
}

.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    padding: 3rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #c9cdd5;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: #fff;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.4);
}

.submit-btn {
    width: 100%;
    margin-top: 1rem;
}

/* Loader */
.loader {
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top: 3px solid #fff;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.alert.success {
    background: rgba(46, 213, 115, 0.1);
    color: #2ed573;
    border: 1px solid rgba(46, 213, 115, 0.2);
}

.alert.error {
    background: rgba(255, 71, 87, 0.1);
    color: #ff4757;
    border: 1px solid rgba(255, 71, 87, 0.2);
}

/* Footer */
footer {
    padding: 3rem 0;
    background-color: var(--bg-darker);
    text-align: center;
    border-top: 1px solid var(--glass-border);
}

footer .logo {
    margin-bottom: 1rem;
}

footer p {
    color: var(--text-muted);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .nav-links { display: none; }
    .hero-buttons { flex-direction: column; }
    .contact-wrapper { padding: 2rem; }
    .feature-row, .feature-row.reverse {
        flex-direction: column;
        gap: 2rem;
        margin-bottom: 3rem;
    }
    .section-title { font-size: 2rem; }
}