/* ==========================================================================
   NectarWeb Custom Stylesheet
   "Industrial Minimalism" - Function over flourish
   ========================================================================== */

/* ==========================================================================
   CSS Variables
   ========================================================================== */

:root {
    /* Core Colors */
    --nw-black: #000000;
    --nw-white: #FFFFFF;
    --nw-gold: #FFB300;
    --nw-gold-hover: #E6A200;
    --nw-gold-light: #FFF8E1;

    /* Grays */
    --nw-gray-50: #FAFAFA;
    --nw-gray-100: #F5F5F5;
    --nw-gray-200: #E5E5E5;
    --nw-gray-300: #D4D4D4;
    --nw-gray-400: #A3A3A3;
    --nw-gray-500: #737373;
    --nw-gray-600: #525252;
    --nw-gray-700: #404040;
    --nw-gray-800: #262626;
    --nw-gray-900: #171717;

    /* Semantic */
    --nw-text: #171717;
    --nw-text-light: #525252;
    --nw-text-muted: #737373;
    --nw-bg: #FFFFFF;
    --nw-bg-alt: #FAFAFA;
    --nw-border: #E5E5E5;
    --nw-border-dark: #D4D4D4;

    /* Spacing */
    --nw-space-xs: 0.25rem;
    --nw-space-sm: 0.5rem;
    --nw-space-md: 1rem;
    --nw-space-lg: 1.5rem;
    --nw-space-xl: 2rem;
    --nw-space-2xl: 3rem;
    --nw-space-3xl: 4rem;
    --nw-space-4xl: 6rem;

    /* Typography */
    --nw-font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --nw-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

    /* Transitions */
    --nw-transition-fast: 150ms ease;
    --nw-transition-base: 200ms ease;
    --nw-transition-slow: 300ms ease;

    /* Shadows */
    --nw-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --nw-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --nw-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --nw-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* ==========================================================================
   Base & Typography
   ========================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--nw-font-sans);
    color: var(--nw-text);
    background-color: var(--nw-bg);
    line-height: 1.6;
    font-size: 16px;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--nw-black);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0 0 1rem 0;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
    margin: 0 0 1rem 0;
}

a {
    color: var(--nw-black);
    text-decoration: none;
    transition: color var(--nw-transition-fast);
}

a:hover {
    color: var(--nw-gold);
}

code {
    font-family: var(--nw-font-mono);
    font-size: 0.875em;
    background: var(--nw-gray-100);
    padding: 0.125em 0.375em;
    border-radius: 4px;
}

ul, ol {
    margin: 0;
    padding: 0;
    list-style-position: inside;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.nw-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--nw-space-lg);
}

.nw-container-narrow {
    max-width: 800px;
}

.nw-section {
    padding: var(--nw-space-4xl) 0;
}

.nw-section-alt {
    background-color: var(--nw-bg-alt);
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */

.nw-header {
    background: var(--nw-white);
    border-bottom: 1px solid var(--nw-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.95);
}

.nw-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nw-logo {
    display: flex;
    align-items: center;
    gap: var(--nw-space-sm);
    text-decoration: none;
    transition: opacity var(--nw-transition-fast);
}

.nw-logo:hover {
    opacity: 0.8;
    color: var(--nw-black);
}

.nw-logo-icon {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.nw-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--nw-black);
    letter-spacing: -0.02em;
}

.nw-nav-links {
    display: flex;
    align-items: center;
    gap: var(--nw-space-xl);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nw-nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--nw-text-light);
    transition: color var(--nw-transition-fast);
    padding: var(--nw-space-sm) 0;
    position: relative;
}

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

.nw-nav-links a:not(.nw-btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--nw-gold);
    transition: width var(--nw-transition-base);
}

.nw-nav-links a:not(.nw-btn):hover::after {
    width: 100%;
}

/* Mobile Navigation */
.nw-mobile-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--nw-space-sm);
    cursor: pointer;
}

.nw-hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--nw-black);
    position: relative;
    transition: background var(--nw-transition-fast);
}

.nw-hamburger::before,
.nw-hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--nw-black);
    left: 0;
    transition: transform var(--nw-transition-base);
}

.nw-hamburger::before { top: -7px; }
.nw-hamburger::after { bottom: -7px; }

@media (max-width: 768px) {
    .nw-mobile-toggle {
        display: block;
        z-index: 1001;
    }

    .nw-nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--nw-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px var(--nw-space-xl) var(--nw-space-xl);
        gap: var(--nw-space-md);
        box-shadow: var(--nw-shadow-xl);
        transition: right var(--nw-transition-slow);
    }

    .nw-nav-links.active {
        right: 0;
    }

    .nw-nav-links li {
        width: 100%;
    }

    .nw-nav-links a {
        display: block;
        padding: var(--nw-space-md) 0;
        font-size: 1.125rem;
    }

    .nw-nav-links .nw-btn {
        width: 100%;
        margin-top: var(--nw-space-md);
    }

    .nw-mobile-toggle[aria-expanded="true"] .nw-hamburger {
        background: transparent;
    }

    .nw-mobile-toggle[aria-expanded="true"] .nw-hamburger::before {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nw-mobile-toggle[aria-expanded="true"] .nw-hamburger::after {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.nw-hero {
    padding: var(--nw-space-4xl) 0;
    text-align: center;
    background: linear-gradient(180deg, var(--nw-white) 0%, var(--nw-gray-50) 100%);
    position: relative;
    overflow: hidden;
}

/* Subtle grid pattern background */
.nw-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(var(--nw-gray-100) 1px, transparent 1px),
        linear-gradient(90deg, var(--nw-gray-100) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
    pointer-events: none;
}

.nw-hero > .nw-container {
    position: relative;
    z-index: 1;
}

.nw-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--nw-space-lg);
    font-weight: 700;
    letter-spacing: -0.03em;
}

.nw-hero .tagline {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    color: var(--nw-text-light);
    margin-bottom: var(--nw-space-2xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* ==========================================================================
   Coming Soon Badge
   ========================================================================== */

.nw-coming-soon {
    display: inline-flex;
    align-items: center;
    gap: var(--nw-space-sm);
    background: var(--nw-black);
    color: var(--nw-white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    margin-bottom: var(--nw-space-xl);
}

.nw-coming-soon::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--nw-gold);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */

.nw-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--nw-space-sm);
    padding: 0.875rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--nw-transition-fast);
    white-space: nowrap;
    font-family: var(--nw-font-sans);
}

.nw-btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.nw-btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.nw-btn-primary {
    background: var(--nw-gold);
    color: var(--nw-black);
    border-color: var(--nw-gold);
}

.nw-btn-primary:hover {
    background: var(--nw-gold-hover);
    border-color: var(--nw-gold-hover);
    color: var(--nw-black);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 179, 0, 0.4);
}

.nw-btn-secondary {
    background: var(--nw-white);
    color: var(--nw-black);
    border-color: var(--nw-black);
}

.nw-btn-secondary:hover {
    background: var(--nw-black);
    color: var(--nw-white);
    transform: translateY(-2px);
}

.nw-btn-ghost {
    background: transparent;
    color: var(--nw-text-light);
    border-color: var(--nw-border);
}

.nw-btn-ghost:hover {
    border-color: var(--nw-black);
    color: var(--nw-black);
}

/* ==========================================================================
   Trust Badges
   ========================================================================== */

.nw-trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--nw-space-xl);
    margin-top: var(--nw-space-2xl);
    padding-top: var(--nw-space-xl);
    border-top: 1px solid var(--nw-border);
}

.nw-trust-badge {
    display: flex;
    align-items: center;
    gap: var(--nw-space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--nw-text-muted);
}

.nw-trust-badge svg {
    width: 20px;
    height: 20px;
    color: var(--nw-gray-500);
}

/* ==========================================================================
   Process Steps
   ========================================================================== */

.nw-process {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--nw-space-xl);
    margin-top: var(--nw-space-2xl);
    position: relative;
}

/* Connector line between steps */
@media (min-width: 900px) {
    .nw-process::before {
        content: '';
        position: absolute;
        top: 24px;
        left: calc(16.67% + 24px);
        right: calc(16.67% + 24px);
        height: 2px;
        background: var(--nw-border);
        z-index: 0;
    }
}

.nw-process-step {
    text-align: center;
    padding: var(--nw-space-lg);
    position: relative;
    z-index: 1;
}

.nw-process-number {
    width: 48px;
    height: 48px;
    background: var(--nw-black);
    color: var(--nw-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
    margin: 0 auto var(--nw-space-lg);
    position: relative;
}

.nw-process-step h3 {
    font-size: 1.125rem;
    margin-bottom: var(--nw-space-sm);
}

.nw-process-step p {
    color: var(--nw-text-light);
    margin: 0;
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ==========================================================================
   Features Grid
   ========================================================================== */

.nw-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--nw-space-lg);
    margin-top: var(--nw-space-2xl);
}

.nw-feature-card {
    background: var(--nw-white);
    border: 1px solid var(--nw-border);
    border-radius: 12px;
    padding: var(--nw-space-xl);
    transition: all var(--nw-transition-base);
    position: relative;
}

.nw-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: transparent;
    border-radius: 12px 12px 0 0;
    transition: background var(--nw-transition-base);
}

.nw-feature-card:hover {
    border-color: var(--nw-border-dark);
    box-shadow: var(--nw-shadow-lg);
    transform: translateY(-4px);
}

.nw-feature-card:hover::before {
    background: var(--nw-gold);
}

.nw-feature-icon {
    width: 48px;
    height: 48px;
    background: var(--nw-gray-100);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--nw-space-lg);
    transition: all var(--nw-transition-base);
}

.nw-feature-card:hover .nw-feature-icon {
    background: var(--nw-gold-light);
}

.nw-feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--nw-black);
}

.nw-feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--nw-space-sm);
}

.nw-feature-card p {
    color: var(--nw-text-light);
    margin: 0;
    line-height: 1.6;
    font-size: 0.9375rem;
}

/* ==========================================================================
   Security Highlight Block
   ========================================================================== */

.nw-security-highlight {
    background: var(--nw-gray-900);
    color: var(--nw-white);
    padding: var(--nw-space-2xl);
    border-radius: 12px;
    text-align: center;
    margin: var(--nw-space-2xl) 0;
    position: relative;
    overflow: hidden;
}

.nw-security-highlight::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 179, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.nw-security-highlight h2,
.nw-security-highlight h3 {
    color: var(--nw-white);
    margin-bottom: var(--nw-space-md);
    position: relative;
}

.nw-security-highlight p {
    color: var(--nw-gray-400);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    line-height: 1.7;
}

/* ==========================================================================
   Waitlist Form
   ========================================================================== */

.nw-waitlist-form {
    max-width: 480px;
    margin: 0 auto;
}

.nw-waitlist-form .form-row {
    display: flex;
    gap: var(--nw-space-sm);
    margin-bottom: var(--nw-space-md);
}

.nw-waitlist-form input[type="email"] {
    flex: 1;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: var(--nw-font-sans);
    border: 2px solid var(--nw-border);
    border-radius: 8px;
    background: var(--nw-white);
    transition: all var(--nw-transition-fast);
}

.nw-waitlist-form input[type="email"]:focus {
    outline: none;
    border-color: var(--nw-black);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.nw-waitlist-form input[type="email"]::placeholder {
    color: var(--nw-gray-400);
}

.nw-waitlist-form .form-note {
    font-size: 0.8125rem;
    color: var(--nw-text-muted);
    text-align: center;
}

.nw-waitlist-form .form-note a {
    color: var(--nw-text-light);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.nw-waitlist-form .form-note a:hover {
    color: var(--nw-black);
}

.nw-form-success {
    background: #ECFDF5;
    border: 1px solid #10B981;
    color: #065F46;
    padding: var(--nw-space-md);
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
}

.nw-form-error {
    background: #FEF2F2;
    border: 1px solid #EF4444;
    color: #991B1B;
    padding: var(--nw-space-md);
    border-radius: 8px;
    text-align: center;
}

@media (max-width: 480px) {
    .nw-waitlist-form .form-row {
        flex-direction: column;
    }
    .nw-waitlist-form .nw-btn {
        width: 100%;
    }
}

/* ==========================================================================
   Architecture Diagram
   ========================================================================== */

.nw-architecture-diagram {
    background: var(--nw-gray-50);
    border: 1px solid var(--nw-border);
    border-radius: 12px;
    padding: var(--nw-space-xl);
    margin: var(--nw-space-xl) 0;
}

.nw-architecture-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--nw-space-md);
}

.nw-architecture-node {
    background: var(--nw-white);
    border: 2px solid var(--nw-border);
    border-radius: 8px;
    padding: var(--nw-space-md) var(--nw-space-lg);
    text-align: center;
    min-width: 140px;
}

.nw-architecture-node.highlight {
    border-color: var(--nw-gold);
    background: var(--nw-gold-light);
}

.nw-architecture-arrow {
    color: var(--nw-gray-400);
    font-size: 1.5rem;
    font-weight: 300;
}

/* ==========================================================================
   Contact Form
   ========================================================================== */

.nw-contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.nw-contact-form .form-group {
    margin-bottom: var(--nw-space-lg);
}

.nw-contact-form label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--nw-space-sm);
    color: var(--nw-black);
    font-size: 0.9375rem;
}

.nw-contact-form input,
.nw-contact-form textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: var(--nw-font-sans);
    border: 2px solid var(--nw-border);
    border-radius: 8px;
    background: var(--nw-white);
    transition: all var(--nw-transition-fast);
}

.nw-contact-form input:focus,
.nw-contact-form textarea:focus {
    outline: none;
    border-color: var(--nw-black);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.nw-contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background: var(--nw-gray-900);
    color: var(--nw-gray-400);
    padding: var(--nw-space-2xl) 0;
}

.nw-footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--nw-space-lg);
}

.nw-footer-brand {
    display: flex;
    align-items: center;
    gap: var(--nw-space-sm);
}

.nw-footer-brand img {
    width: 28px;
    height: 28px;
    border-radius: 4px;
}

.nw-footer-brand span {
    font-weight: 600;
    color: var(--nw-white);
}

.nw-footer-links {
    display: flex;
    gap: var(--nw-space-xl);
}

.nw-footer-links a {
    font-size: 0.875rem;
    color: var(--nw-gray-400);
    transition: color var(--nw-transition-fast);
}

.nw-footer-links a:hover {
    color: var(--nw-white);
}

.nw-footer-copyright {
    font-size: 0.8125rem;
    color: var(--nw-gray-500);
}

@media (max-width: 640px) {
    .nw-footer-content {
        flex-direction: column;
        text-align: center;
    }
    .nw-footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--nw-space-md) var(--nw-space-lg);
    }
}

/* ==========================================================================
   Legal Pages
   ========================================================================== */

.nw-legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--nw-space-2xl) var(--nw-space-lg);
}

.nw-legal-content h1 {
    margin-bottom: var(--nw-space-sm);
}

.nw-legal-content .last-updated {
    color: var(--nw-text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--nw-space-xl);
}

.nw-legal-content h2 {
    font-size: 1.5rem;
    margin-top: var(--nw-space-2xl);
    margin-bottom: var(--nw-space-md);
}

.nw-legal-content h3 {
    font-size: 1.125rem;
    margin-top: var(--nw-space-lg);
    margin-bottom: var(--nw-space-sm);
}

.nw-legal-content p,
.nw-legal-content li {
    color: var(--nw-text);
    line-height: 1.7;
}

.nw-legal-content ul {
    margin: var(--nw-space-md) 0;
    padding-left: var(--nw-space-lg);
    list-style-position: outside;
}

.nw-legal-content li {
    margin-bottom: var(--nw-space-sm);
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--nw-space-sm); }
.mb-2 { margin-bottom: var(--nw-space-md); }
.mb-3 { margin-bottom: var(--nw-space-lg); }
.mb-4 { margin-bottom: var(--nw-space-xl); }
.mt-4 { margin-top: var(--nw-space-xl); }

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nw-fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* Staggered animations for feature cards */
.nw-features .nw-feature-card {
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

.nw-features .nw-feature-card:nth-child(1) { animation-delay: 0.1s; }
.nw-features .nw-feature-card:nth-child(2) { animation-delay: 0.2s; }
.nw-features .nw-feature-card:nth-child(3) { animation-delay: 0.3s; }
.nw-features .nw-feature-card:nth-child(4) { animation-delay: 0.4s; }

/* ==========================================================================
   Scrollbar Styling
   ========================================================================== */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--nw-gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--nw-gray-400);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--nw-gray-500);
}

/* ==========================================================================
   Focus States (Accessibility)
   ========================================================================== */

:focus-visible {
    outline: 2px solid var(--nw-gold);
    outline-offset: 2px;
}

/* ==========================================================================
   Selection
   ========================================================================== */

::selection {
    background: var(--nw-gold);
    color: var(--nw-black);
}