/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0ea5e9;
    --primary-light: #38bdf8;
    --primary-dark: #0284c7;
    --accent: #6366f1;
    --accent-light: #818cf8;
    --cyan: #22d3ee;
    --bg-dark: #0a0e1a;
    --bg-card: rgba(15, 23, 42, 0.6);
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border: rgba(99, 102, 241, 0.15);
    --glow-blue: rgba(14, 165, 233, 0.3);
    --glow-purple: rgba(99, 102, 241, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    margin: 0;
    padding: 0;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

/* ===== TECH CANVAS BACKGROUND ===== */
#techCanvas {
    position: fixed;
    top: 0;
    left: 0;
    display: block;
    z-index: 1;
    pointer-events: none;
}

/* Glowing Orbs */
.glow-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 1;
    pointer-events: none;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15), transparent 70%);
    top: -100px;
    right: -100px;
    animation: orbPulse 8s ease-in-out infinite;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.12), transparent 70%);
    bottom: -150px;
    left: -150px;
    animation: orbPulse 10s ease-in-out infinite reverse;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.1), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: orbPulse 6s ease-in-out infinite;
}

@keyframes orbPulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

.orb-3 {
    animation: orbPulse3 6s ease-in-out infinite;
}

@keyframes orbPulse3 {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); }
}

/* ===== MAIN CONTAINER ===== */
.main-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1200px;
    min-height: 100vh;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
    width: 100%;
    padding: 30px 0;
    display: flex;
    justify-content: center;
    animation: fadeInDown 0.8s ease-out;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-img {
    width: 52px;
    height: 52px;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(14, 165, 233, 0.4));
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(14, 165, 233, 0.4)); }
    50% { filter: drop-shadow(0 0 35px rgba(14, 165, 233, 0.7)); }
}

.logo-text {
    display: flex;
    gap: 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 3px;
}

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

.logo-nexus {
    background: linear-gradient(135deg, var(--primary), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== HERO ===== */
.hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px 0 40px;
    width: 100%;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(14, 165, 233, 0.08);
    border: 1px solid rgba(14, 165, 233, 0.2);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--primary-light);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: dotPulse 2s ease-in-out infinite;
    box-shadow: 0 0 8px var(--primary);
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* Title */
.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-title .line-1 {
    display: block;
    animation: fadeInUp 0.8s ease-out 0.4s both;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.55em;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.hero-title .line-2 {
    display: block;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent-light), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: gradientShift 4s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.hero-title .line-3 {
    display: block;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

/* Subtitle */
.hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 560px;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

/* ===== COUNTDOWN ===== */
.countdown-section {
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 1.2s both;
}

.countdown-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 16px;
}

.countdown {
    display: flex;
    align-items: center;
    gap: 6px;
}

.countdown-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 16px 20px;
    min-width: 80px;
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.countdown-item:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--glow-blue);
    transform: translateY(-2px);
}

.countdown-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 6px;
}

.countdown-unit {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.countdown-separator {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    animation: separatorBlink 1s ease-in-out infinite;
}

@keyframes separatorBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ===== NOTIFY FORM ===== */
.notify-section {
    width: 100%;
    max-width: 520px;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 1.4s both;
}

.notify-form {
    display: flex;
    gap: 8px;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 6px;
    backdrop-filter: blur(20px);
    transition: border-color 0.3s ease;
}

.notify-form:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 30px var(--glow-blue);
}

.input-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.notify-form input {
    width: 100%;
    padding: 14px 16px 14px 44px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    outline: none;
}

.notify-form input::placeholder {
    color: var(--text-muted);
}

.notify-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border: none;
    border-radius: 12px;
    color: white;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.notify-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 30px var(--glow-blue);
}

.notify-btn:active {
    transform: translateY(0);
}

.notify-note {
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.notify-note.success {
    color: #22c55e;
}

/* ===== FEATURES PREVIEW ===== */
.features-preview {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    animation: fadeInUp 0.8s ease-out 1.6s both;
}

.feature-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    cursor: default;
}

.feature-chip:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: rgba(14, 165, 233, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--glow-blue);
}

.feature-chip i {
    font-size: 0.85rem;
    color: var(--primary);
}

/* ===== FOOTER ===== */
.footer {
    width: 100%;
    padding: 40px 0 30px;
    animation: fadeInUp 0.8s ease-out 1.8s both;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}


/* Social */
.social-section {
    display: flex;
    gap: 12px;
}

.social-btn {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.social-btn:hover {
    transform: translateY(-3px);
    color: white;
}

.social-btn[aria-label="Facebook"]:hover {
    background: linear-gradient(135deg, #1877f2, #0d5bbf);
    border-color: #1877f2;
    box-shadow: 0 8px 20px rgba(24, 119, 242, 0.3);
}

.social-btn[aria-label="LinkedIn"]:hover {
    background: linear-gradient(135deg, #0a66c2, #004182);
    border-color: #0a66c2;
    box-shadow: 0 8px 20px rgba(10, 102, 194, 0.3);
}

.social-btn[aria-label="WhatsApp"]:hover {
    background: linear-gradient(135deg, #25d366, #128c48);
    border-color: #25d366;
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.social-btn[aria-label="Email"]:hover {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-color: var(--primary);
    box-shadow: 0 8px 20px var(--glow-blue);
}

/* Copyright */
.copyright {
    padding-top: 16px;
    border-top: 1px solid var(--border);
    width: 100%;
    text-align: center;
}

.copyright p {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #25d366, #128c48);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.6rem;
    text-decoration: none;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    animation: whatsappPulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

@keyframes whatsappPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0.1); }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .main-container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }

    .hero-subtitle {
        font-size: 0.95rem;
        br { display: none; }
    }

    .countdown {
        gap: 4px;
    }

    .countdown-item {
        padding: 12px 14px;
        min-width: 65px;
        border-radius: 12px;
    }

    .countdown-value {
        font-size: 1.5rem;
    }

    .countdown-separator {
        font-size: 1.3rem;
    }

    .notify-form {
        flex-direction: column;
        padding: 8px;
    }

    .notify-btn {
        justify-content: center;
        width: 100%;
    }

    .features-preview {
        gap: 6px;
    }

    .feature-chip {
        padding: 8px 14px;
        font-size: 0.75rem;
    }


    .logo-text {
        font-size: 1.4rem;
    }

    .logo-img {
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 480px) {
    .hero-title .line-1 {
        font-size: 0.5em;
    }

    .countdown-item {
        padding: 10px 10px;
        min-width: 55px;
    }

    .countdown-value {
        font-size: 1.3rem;
    }

    .countdown-unit {
        font-size: 0.6rem;
        letter-spacing: 1px;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }
}
@media (max-width: 350px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .badge {
        font-size: 0.65rem;
        padding: 4px 10px;
    }

    .countdown-item {
        padding: 8px 6px;
        min-width: 45px;
    }

    .social-btn {
        width: 35px;
        height: 35px;
        font-size: 0.8rem;
    }
}