/**
 * Configly Design System
 * Dark theme with accent glows
 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */

:root {
    /* Backgrounds */
    --bg-deep: #0a0a0f;
    --bg-card: #12121a;
    --bg-elevated: #1a1a25;

    /* Accents */
    --accent-primary: #00d4aa;
    --accent-secondary: #7c5cff;
    --accent-warning: #ff6b4a;

    /* Text */
    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-muted: #55556a;

    /* Borders & Effects */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --glow-primary: rgba(0, 212, 170, 0.15);
    --glow-secondary: rgba(124, 92, 255, 0.15);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

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

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;

    /* Container */
    --container-max: 1200px;
    --container-narrow: 800px;
}

/* ========================================
   Reset & Base
   ======================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: 100px; /* Account for fixed header */
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-deep);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Noise overlay */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' 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");
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
    color: var(--text-secondary);
    max-width: 65ch;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--text-primary);
}

.eyebrow {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-primary);
}

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

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container--narrow {
    max-width: var(--container-narrow);
}

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

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

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-lg) 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
}

.logo__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--radius-sm);
    font-size: 1rem;
    color: var(--bg-deep);
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav__link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-base);
}

.nav__link:hover {
    color: var(--text-primary);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn--primary {
    background: var(--accent-primary);
    color: var(--bg-deep);
    box-shadow: 0 0 20px var(--glow-primary);
}

.btn--primary:hover {
    background: var(--text-primary);
    color: var(--bg-deep);
    box-shadow: 0 0 30px var(--glow-primary);
    transform: translateY(-2px);
}

.btn--secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn--secondary:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--glow-primary);
}

.btn--large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 20%, var(--glow-secondary) 0%, transparent 40%),
                radial-gradient(circle at 70% 60%, var(--glow-primary) 0%, transparent 40%);
    animation: pulse 8s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0.8; transform: scale(1.1); }
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero__title {
    margin-bottom: var(--space-lg);
}

.hero__title .highlight {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: 1.25rem;
    margin-bottom: var(--space-2xl);
}

.hero__cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* ========================================
   Features Section
   ======================================== */

.features {
    background: var(--bg-card);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.features__header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.features__header h2 {
    margin-top: var(--space-md);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    padding: var(--space-xl);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 30px var(--glow-primary);
    transform: translateY(-4px);
}

.feature-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--glow-primary), var(--glow-secondary));
    border-radius: var(--radius-md);
    font-size: 1.5rem;
}

.feature-card__title {
    margin-bottom: var(--space-sm);
    font-size: 1.25rem;
}

.feature-card__description {
    font-size: 0.9375rem;
}

/* ========================================
   Waitlist Section
   ======================================== */

.waitlist {
    position: relative;
}

.waitlist::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 100%;
    background: radial-gradient(ellipse at center, var(--glow-primary) 0%, transparent 70%);
    opacity: 0.3;
}

.waitlist__content {
    position: relative;
    z-index: 1;
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

.waitlist__header {
    margin-bottom: var(--space-2xl);
}

.waitlist__header h2 {
    margin-top: var(--space-md);
}

/* ========================================
   Forms
   ======================================== */

.form {
    text-align: left;
}

.form__group {
    margin-bottom: var(--space-lg);
}

.form__label {
    display: block;
    margin-bottom: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form__label--required::after {
    content: ' *';
    color: var(--accent-warning);
}

.form__input,
.form__select {
    width: 100%;
    padding: var(--space-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form__input:focus,
.form__select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--glow-primary);
}

.form__input::placeholder {
    color: var(--text-muted);
}

.form__select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%238888a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-md) center;
    background-size: 16px;
    padding-right: 48px;
}

.form__select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

.form__submit {
    width: 100%;
    margin-top: var(--space-md);
}

.form__error {
    margin-top: var(--space-sm);
    font-size: 0.875rem;
    color: var(--accent-warning);
}

/* Honeypot - hidden from users */
.form__honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

/* Form states */
.form--loading .form__submit {
    opacity: 0.7;
    pointer-events: none;
}

.form__message {
    padding: var(--space-md);
    margin-top: var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
}

.form__message--success {
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
}

.form__message--error {
    background: rgba(255, 107, 74, 0.1);
    border: 1px solid var(--accent-warning);
    color: var(--accent-warning);
}

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

.site-footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--bg-card);
    border-top: 1px solid var(--border-subtle);
}

.footer__content {
    display: flex;
    justify-content: space-between;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.footer__tagline {
    margin-top: var(--space-sm);
    font-size: 0.875rem;
}

.footer__nav {
    display: flex;
    gap: var(--space-3xl);
}

.footer__col {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__heading {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.footer__link {
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: color var(--transition-base);
}

.footer__link:hover {
    color: var(--accent-primary);
}

.footer__bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
}

.footer__copyright {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

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

.legal {
    padding-top: 120px;
}

.legal__content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.legal__content h1 {
    margin-bottom: var(--space-xl);
}

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

.legal__content h3 {
    font-size: 1.125rem;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

.legal__content p {
    margin-bottom: var(--space-md);
}

.legal__content ul,
.legal__content ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-xl);
    color: var(--text-secondary);
}

.legal__content li {
    margin-bottom: var(--space-sm);
}

.legal__updated {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-2xl);
}

/* ========================================
   Error Pages
   ======================================== */

.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-xl);
}

.error-page__code {
    font-family: var(--font-mono);
    font-size: clamp(6rem, 20vw, 12rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.error-page__title {
    margin: var(--space-lg) 0 var(--space-md);
}

.error-page__description {
    margin-bottom: var(--space-xl);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 768px) {
    .site-header .container {
        flex-wrap: wrap;
        gap: var(--space-md);
    }

    .nav {
        gap: var(--space-md);
    }

    .hero {
        padding-top: 140px;
    }

    .hero__cta {
        flex-direction: column;
    }

    .hero__cta .btn {
        width: 100%;
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .footer__content {
        flex-direction: column;
        gap: var(--space-2xl);
    }

    .footer__nav {
        flex-direction: column;
        gap: var(--space-xl);
    }

    section {
        padding: var(--space-3xl) 0;
    }
}

@media (max-width: 480px) {
    :root {
        --space-lg: 1rem;
        --space-xl: 1.5rem;
    }

    .nav__link {
        display: none;
    }
}