/* RESET & VARIABLES */
:root {
    --bg-base: #09090b;
    --bg-surface: #18181b;
    --bg-surface-elevated: #27272a;
    
    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    
    --accent-primary: #00ffcc; /* Electric Cyan */
    --accent-hover: #33ffdb;
    --accent-glow: rgba(0, 255, 204, 0.4);
    
    --danger: #ef4444;
    
    --font-heading: 'Bricolage Grotesque', sans-serif;
    --font-body: 'Onest', sans-serif;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
}

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

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* BACKGROUND EFFECTS */
.glow-bg {
    position: fixed;
    top: -10vw;
    right: -10vw;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(0,0,0,0) 70%);
    opacity: 0.25;
    z-index: -2;
    pointer-events: none;
    filter: blur(100px);
}

.grid-overlay {
    position: fixed;
    inset: 0;
    background-image: linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
                      linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    pointer-events: none;
    mask-image: linear-gradient(to bottom, black 10%, transparent 90%);
    -webkit-mask-image: linear-gradient(to bottom, black 10%, transparent 90%);
}

/* TYPOGRAPHY */
h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

h1 { font-size: clamp(3rem, 8vw, 5.5rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.5rem; }

.highlight-text {
    background: linear-gradient(90deg, #fff, var(--accent-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* LAYOUT */
header.navbar {
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    letter-spacing: -0.05em;
    color: var(--text-primary);
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

section {
    padding: 8rem 0;
}

/* HERO SECTION */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    min-height: 80vh;
}

.hero-content {
    flex: 1;
    max-width: 650px;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 204, 0.1);
    border: 1px solid rgba(0, 255, 204, 0.2);
    border-radius: 100px;
    color: var(--accent-primary);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero .headline {
    margin-bottom: 1.5rem;
}

.hero .sub-headline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 550px;
}

/* FORMS */
.waitlist-form {
    display: flex;
    gap: 1rem;
    position: relative;
    max-width: 500px;
}

.email-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.email-input:focus {
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
}

.cta-button {
    position: relative;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--text-primary);
    color: var(--bg-base);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.2s ease, background 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    background: var(--accent-primary);
}

.btn-text {
    position: relative;
    z-index: 2;
}

.form-success {
    margin-top: 1rem;
    color: var(--accent-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.hidden {
    display: none;
}

/* HERO VISUAL */
.hero-visual {
    flex: 1;
    position: relative;
    height: 400px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
}

.floating-card {
    background: rgba(24, 24, 27, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.25rem 2rem;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

.c1 { align-self: flex-start; margin-left: 20%; animation-delay: 0s; }
.c2 { align-self: flex-end; margin-right: 10%; animation-delay: -3s; background: rgba(0, 255, 204, 0.05); border-color: rgba(0, 255, 204, 0.2); color: var(--text-primary); }

.path-line {
    position: absolute;
    width: 2px;
    height: 150px;
    background: linear-gradient(to bottom, transparent, var(--accent-primary) 50%, transparent);
    left: 45%;
    top: 30%;
    transform: rotate(30deg);
    z-index: 1;
    opacity: 0.5;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* SECTIONS COMMON */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

/* PROBLEM SECTION */
.agitation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.agitation-card {
    background: var(--bg-surface);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s ease;
}

.agitation-card:hover {
    transform: translateY(-5px);
    border-color: rgba(239, 68, 68, 0.3);
}

.icon-danger {
    color: var(--danger);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    background: rgba(239, 68, 68, 0.1);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: bold;
}

.agitation-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* HOW IT WORKS */
.steps-container {
    display: flex;
    flex-direction: column;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.step-card {
    display: flex;
    flex-direction: column;
    padding: 2.5rem 2.5rem 2.5rem 8rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.03), transparent);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    margin-bottom: 2rem;
}

.step-number {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 800;
    color: rgba(255,255,255,0.03);
    position: absolute;
    top: 50%;
    left: 1.5rem;
    transform: translateY(-50%);
    line-height: 1;
    user-select: none;
}

.step-content {
    position: relative;
    z-index: 2;
}

.step-card h3 {
    color: var(--text-primary);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.step-card p {
    color: var(--text-secondary);
    max-width: 500px;
    font-size: 1.1rem;
}

.highlight-step {
    border-color: rgba(0, 255, 204, 0.3);
    box-shadow: 0 0 40px rgba(0, 255, 204, 0.05) inset;
}

.highlight-step .step-number {
    color: rgba(0, 255, 204, 0.1);
}

.step-connector {
    width: 2px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    margin: -1rem auto 1rem;
}

/* FEATURES BENTO GRID */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.feature-block {
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    padding: 3rem;
    border: 1px solid rgba(255,255,255,0.05);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    transition: transform 0.3s ease, border-color 0.3s ease;
    min-height: 300px;
}

.feature-block:hover {
    transform: scale(1.02);
}

.bento-large {
    grid-column: 1 / -1;
    background: radial-gradient(circle at top right, rgba(0, 255, 204, 0.1), var(--bg-surface));
}

.highlight-border {
    border-color: rgba(0, 255, 204, 0.2);
}

.feature-block h3 {
    font-size: 2rem;
}
.feature-block p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
}

/* WHY US */
.comparison-box {
    background: var(--bg-base);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 5rem 10%;
    border-radius: var(--radius-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.comparison-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(239, 68, 68, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.comparison-box h2 {
    max-width: 800px;
    margin: 0 auto 2rem;
    position: relative;
    z-index: 1;
}

.comparison-box p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* FINAL CTA */
.final-cta {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.huge-cta-text {
    font-size: clamp(4rem, 10vw, 8rem);
    line-height: 0.9;
    letter-spacing: -0.04em;
    margin-bottom: 2rem;
    background: linear-gradient(180deg, #fff 40%, rgba(255,255,255,0.2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.final-cta p {
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-bottom: 3rem;
    font-family: var(--font-heading);
    font-weight: 600;
}

.final-form {
    width: 100%;
    max-width: 450px;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 3rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}


/* RESPONSIVE */
@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        text-align: center;
        margin-top: 4rem;
        gap: 2rem;
    }
    .hero-content {
        align-items: center;
        display: flex;
        flex-direction: column;
    }
    .hero .sub-headline {
        margin: 0 auto 3rem;
    }
    .hero-visual {
        display: none;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .bento-large {
        grid-column: 1 / -1;
    }
    .waitlist-form {
        flex-direction: column;
        width: 100%;
    }
    .cta-button {
        width: 100%;
    }
    .step-card {
        padding: 2rem;
    }
    .step-number {
        position: static;
        transform: none;
        margin-bottom: 1rem;
        font-size: 3rem;
        color: rgba(255,255,255,0.1);
    }
    .step-connector {
        display: none;
    }
}

/* ANIMATION UTILITIES */
.slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in {
    opacity: 0;
    transition: opacity 1s ease-out;
}

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