:root {
    /* Premium Color Tokens */
    --deep-green: #0A1F08;
    /* Luxe Forest Depth */
    --fresh-green: #1F4515;
    /* Core Brand Green */
    --vibrant-green: #3A7226;
    /* Active State Green */
    --glow-green: #67B04D;
    /* Accent Glow / Highlight */
    --lime-accent: #C2D500;
    /* Sharp Edge Contrast */

    /* Neutrals & Text */
    --text-pure: #FFFFFF;
    --text-muted: rgba(255, 255, 255, 0.75);
    --glass-base: rgba(255, 255, 255, 0.12); /* Neutral light glass */
    --glass-border: rgba(255, 255, 255, 0.2);

    /* Spacing & Radii */
    --radius-xl: 48px;
    --radius-md: 24px;
    --font-main: 'Plus Jakarta Sans', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

html,
body {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    font-family: var(--font-main);
    color: var(--text-pure);
    background: var(--deep-green);
}

/* 1. Layered Background System */
.bg-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: linear-gradient(135deg, var(--deep-green) 0%, var(--fresh-green) 40%, var(--vibrant-green) 100%);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite alternate;
    overflow: hidden;
}

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

    100% {
        background-position: 100% 50%;
    }
}

/* Subtle Noise Texture Overlay */
.noise-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.12;
    mix-blend-mode: soft-light;
    pointer-events: none;
}

/* Softened Vignette */
.vignette {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, transparent 50%, rgba(0, 0, 0, 0.4) 100%);
    pointer-events: none;
}

/* Floating Blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.3;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: var(--vibrant-green);
    top: -10%;
    right: -10%;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: var(--glow-green);
    bottom: -10%;
    left: -10%;
    opacity: 0.2;
}

.blob-3 {
    width: 350px;
    height: 350px;
    background: var(--lime-accent);
    top: 30%;
    left: 40%;
    opacity: 0.1;
}

.glow-1 {
    position: absolute;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 65%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

/* 2. Main Experience Container */
.viewport {
    position: relative;
    z-index: 10;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

/* 3. Premium Glassmorphism Card */
.premium-card {
    background: var(--glass-base);
    backdrop-filter: blur(55px); /* Stronger blur for neutral clarity */
    -webkit-backdrop-filter: blur(55px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 4.5rem 3.5rem;
    width: 100%;
    max-width: 960px;
    text-align: center;
    box-shadow:
        0 40px 100px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3); /* Bright top-center highlight */
    position: relative;
    overflow: hidden;
}

/* Gentle inner glow layer */
.premium-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%); /* Increased central glow */
    pointer-events: none;
    z-index: -1;
}

/* Header Section */
.logo-area {
    position: relative;
    margin-bottom: 3.5rem;
    display: inline-block;
}

.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.25) 0%, transparent 70%); /* Soft light glow behind logo */
    filter: blur(50px);
    opacity: 0.5;
    z-index: -1;
    animation: logoPulse 4s ease-in-out infinite alternate;
}

@keyframes logoPulse {
    0% {
        transform: translate(-50%, -50%) scale(0.95);
        opacity: 0.4;
    }

    100% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.7;
    }
}

.launch-logo {
    width: 190px;
    height: auto;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.2));
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.launch-logo:hover {
    transform: scale(1.08) translateY(-4px);
}

/* Content Section */
.headline-gradient {
    font-size: 5.5rem;
    font-weight: 800;
    line-height: 1.15; /* Increased for airy, premium feel */
    letter-spacing: -1.5px; /* Relaxed from -4px */
    margin-bottom: 2.25rem;
    background: linear-gradient(135deg, #FFF 0%, #DDF2DD 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 4px 25px rgba(255, 255, 255, 0.12);
    /* Slightly boosted for premium feel */
    transition: transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.tagline {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.85); /* Slightly more opaque for neutral glass contrast */
    font-weight: 500;
    line-height: 1.6;
    max-width: 620px;
    margin: 0 auto 4rem;
    letter-spacing: -0.2px;
}

/* Button System */
.button-group {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    align-items: center;
}

.btn {
    padding: 1.3rem 3.5rem;
    border-radius: var(--radius-md);
    font-family: var(--font-main);
    font-size: 1.15rem;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.btn-notify {
    background: linear-gradient(135deg, var(--lime-accent) 0%, var(--glow-green) 100%);
    color: #0A2207;
    box-shadow: 0 15px 35px rgba(103, 176, 77, 0.25);
}

.btn-notify:hover {
    transform: translateY(-6px) scale(1.03);
    box-shadow: 0 20px 45px rgba(103, 176, 77, 0.4);
    filter: brightness(1.1);
}

.btn-later {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--text-pure);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.05);
    transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    /* Ultra smooth transition */
}

.btn-later:hover {
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    /* Glass-style border glow */
    transform: translateY(-5px);
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.12);
}

/* 4. Notify Form UI Interaction */
.notify-form-container {
    display: none;
    /* Controlled by JS Transition */
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.input-wrapper.glass {
    display: flex;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.6rem;
    border-radius: 60px;
    width: 100%;
    max-width: 500px;
}

.input-wrapper input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0 1.5rem;
    color: white;
    font-size: 1.1rem;
    outline: none;
    font-weight: 500;
}

.input-wrapper input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.submit-btn {
    padding: 1.1rem 2.5rem;
    border-radius: 50px;
    background: var(--lime-accent);
    color: #0A2207;
    border: none;
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    filter: brightness(1.1);
}

.back-link {
    background: none;
    border: none;
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    cursor: pointer;
    letter-spacing: 2px;
    opacity: 0.6;
}

.back-link:hover {
    opacity: 1;
}

/* 5. Partnership Baseline (Professional Footer) */
.baseline {
    margin-top: 5rem;
}

.baseline .divider {
    height: 1px;
    width: 60%; /* More focused divider */
    margin-left: auto;
    margin-right: auto;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.12) 50%, transparent 100%);
    margin-bottom: 3.5rem; /* Increased for breathing space */
}

.partner-row {
    display: flex;
    justify-content: center;
    align-items: center; /* Baseline vertical alignment */
    gap: 0; /* Managed by dividers and individual padding */
    width: 100%;
}

.partner-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    flex: 1; /* Equal containers */
    max-width: 300px;
    min-height: 100px; /* Force consistent baseline start */
    justify-content: flex-start; /* Start labeling from same point */
}

.partner-v-divider {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.15), transparent);
    opacity: 0.8;
}

.partner-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--text-muted);
    font-weight: 700;
    opacity: 0.5;
    margin-bottom: 0.25rem;
}

.partner-logo {
    display: block;
    height: 42px; /* Normalized base height */
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Significant rebalance for visual equality */
.dd-logo { height: 26px; } 
.sippo-logo { height: 60px; } 

.partner-box:hover .partner-logo {
    transform: translateY(-5px);
    opacity: 1;
}

@media (max-width: 900px) {
    .viewport { padding: 1rem; }
    
    .premium-card { 
        padding: 3rem 1.5rem; 
        border-radius: 32px; 
    }

    .headline-gradient { 
        font-size: clamp(2.6rem, 8vw, 3.4rem); 
        letter-spacing: -0.8px; 
        line-height: 1.1;
        margin-bottom: 1.5rem;
    }
    
    .tagline { 
        font-size: 1.1rem; 
        line-height: 1.5;
        margin-bottom: 2.5rem; 
    }

    .button-group { 
        flex-direction: column; 
        gap: 1rem; 
        width: 100%;
        max-width: 320px;
        margin: 0 auto;
    }

    .btn { 
        width: 100%; 
        padding: 1.1rem;
        font-size: 1rem;
    }

    /* Footer - Strictly Side-by-Side on Mobile */
    .partner-row { 
        flex-direction: row !important; 
        gap: 0; 
        justify-content: space-around;
        width: 100%;
    }

    .partner-v-divider { 
        display: block !important; 
        height: 40px; 
        margin: 0 0.5rem;
    }

    .partner-box { 
        max-width: 45%; 
        border-bottom: none; 
        padding-bottom: 0;
        min-height: auto;
    }

    .partner-text { 
        font-size: 10px; 
        letter-spacing: 1.5px;
    }

    .dd-logo { height: 18px; } /* Proportional reduction */
    .sippo-logo { height: 42px; }

    .baseline { margin-top: 2.5rem; }
    .logo-area { margin-bottom: 2rem; }
}

@media (max-height: 800px) {
    .premium-card { padding: 2.5rem 1.5rem; }
    .logo-area { margin-bottom: 1.5rem; }
    .headline-gradient { font-size: 3.2rem; margin-bottom: 0.75rem; }
    .tagline { margin-bottom: 2rem; }
    .baseline { margin-top: 2.5rem; }
}