/*
 * Moonacle.com - Main Stylesheet
 * Design System: Monochrome minimalist, fluid typography, responsive grid
 */

:root {
    /* --- Colors (Moodboard: High Contrast + Orange) --- */
    --color-bg: #ffffff;
    --color-bg-alt: #f4f4f5;
    --color-text: #0f0f0f;
    --color-text-muted: #666666;
    --color-accent: #FF4400;
    --color-accent-hover: #E63D00;
    --color-border: #e5e5e5;
    --color-border-card: #e0e0e0;

    /* --- Typography (System Stack - Bold & Tight) --- */
    --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    /* Fluid Type Scale (clamp) */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.375rem);
    --text-xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
    --text-2xl: clamp(2.25rem, 1.8rem + 2vw, 3.5rem);
    --text-3xl: clamp(3rem, 2.5rem + 3vw, 5rem);

    /* --- Spacing --- */
    --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
    --space-sm: clamp(0.75rem, 0.6rem + 0.75vw, 1.25rem);
    --space-md: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
    --space-lg: clamp(3rem, 2.5rem + 2.5vw, 5rem);
    --space-xl: clamp(5rem, 4rem + 5vw, 8rem);

    /* --- Layout (Bento Style) --- */
    --max-width: 1400px;
    --nav-height: 80px;
    --border-radius: 24px;
    --border-radius-sm: 12px;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* --- Typography Helpers --- */
h1,
h2,
h3,
h4 {
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -0.03em;
}

h1 {
    font-size: var(--text-3xl);
}

h2 {
    font-size: var(--text-2xl);
}

h3 {
    font-size: var(--text-xl);
}

p {
    font-size: var(--text-base);
    margin-bottom: var(--space-sm);
}

/* --- Utility Classes --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

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

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

.text-center {
    text-align: center;
}

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

.text-uppercase {
    text-transform: uppercase;
}

/* --- Section Headers --- */
.section-header {
    margin-bottom: var(--space-lg);
}

.section-label {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section-heading {
    max-width: 25ch;
    margin-bottom: var(--space-sm);
}

.section-subheading {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 55ch;
    font-weight: 500;
    line-height: 1.5;
}

/* --- Components: Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8em 2em;
    border-radius: 100px;
    font-weight: 600;
    font-size: var(--text-base);
    transition: all 0.2s ease;
    cursor: pointer;
    border: 1px solid transparent;
    letter-spacing: -0.01em;
}

.btn--primary {
    background: var(--color-accent);
    color: #ffffff;
    border-color: var(--color-accent);
}

.btn--primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 68, 0, 0.3);
}

.btn--secondary {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn--secondary:hover {
    border-color: var(--color-text);
    background: var(--color-bg);
}

/* --- Navigation --- */
.nav {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
    display: flex;
    align-items: center;
}

.nav--scrolled {
    border-bottom-color: var(--color-border-card);
}

.nav__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 800;
    font-size: var(--text-xl);
    letter-spacing: -0.04em;
    text-transform: uppercase;
}

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

.nav__link {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

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

/* Mobile Nav Toggle (Hidden on Desktop) */
.nav__toggle {
    display: none;
}

/* --- Hero Section --- */
.hero {
    padding-top: calc(var(--space-xl) + var(--nav-height));
    padding-bottom: var(--space-xl);
    min-height: 85vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.hero__eyebrow {
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.hero__title {
    max-width: 18ch;
    margin-bottom: var(--space-md);
    font-size: clamp(3rem, 5vw, 6rem);
    line-height: 1.05;
}

.hero__subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 50ch;
    margin-bottom: var(--space-lg);
    font-weight: 500;
    line-height: 1.5;
}

.hero__actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* --- Capability Pillars (2-column) --- */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.capability-card {
    padding: var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border-card);
    border-radius: var(--border-radius);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--color-border);
}

.capability-card__icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    color: var(--color-accent);
    background: rgba(255, 68, 0, 0.1);
    border-radius: 50%;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.capability-card__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.capability-card__desc {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.capability-card__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-md) 0;
}

.capability-card__list li {
    margin-bottom: 0.5em;
    display: flex;
    align-items: center;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

.capability-card__list li::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    margin-right: 10px;
    flex-shrink: 0;
}

.capability-card__clients,
.capability-card__projects {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: 0.4em;
}

.capability-card__clients-label,
.capability-card__projects-label {
    font-weight: 700;
    color: var(--color-text);
}

/* --- Lab / Products Grid --- */
.lab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.lab-card {
    padding: var(--space-lg);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-card);
    border-radius: var(--border-radius);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: relative;
}

.lab-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--color-border);
}

.lab-card--featured {
    border-color: var(--color-accent);
    background: var(--color-bg);
}

.lab-card--featured:hover {
    border-color: var(--color-accent-hover);
}

.lab-card__icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    color: var(--color-accent);
    background: rgba(255, 68, 0, 0.1);
    border-radius: 50%;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lab-card--featured .lab-card__icon {
    background: var(--color-accent);
    color: #ffffff;
}

.lab-card__status {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.3em 0.8em;
    border-radius: 100px;
    margin-bottom: var(--space-sm);
    width: fit-content;
}

.lab-card__status--live {
    background: #dcfce7;
    color: #166534;
}

.lab-card__status--concept {
    background: rgba(255, 68, 0, 0.1);
    color: var(--color-accent);
}

.lab-card__status--active {
    background: #dbeafe;
    color: #1e40af;
}

.lab-card__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.lab-card__desc {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: 1.6;
    flex-grow: 1;
}

.lab-card__link {
    display: inline-flex;
    align-items: center;
    margin-top: var(--space-md);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
    transition: color 0.2s;
}

.lab-card__link:hover {
    color: var(--color-accent-hover);
}

/* --- Founders Section --- */
.founders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.founder-card {
    padding: var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border-card);
    border-top: 3px solid var(--color-accent);
    border-radius: var(--border-radius);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.founder-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.founder-card__header {
    margin-bottom: var(--space-md);
}

.founder-card__name {
    font-size: var(--text-xl);
    font-weight: 800;
    margin-bottom: 0.2em;
}

.founder-card__role {
    font-size: var(--text-base);
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 0;
}

.founder-card__bio {
    margin-bottom: var(--space-md);
}

.founder-card__bio p {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.founder-card__bio p:last-child {
    margin-bottom: 0;
}

.founder-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-accent);
    transition: color 0.2s;
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-border);
}

.founder-card__link:hover {
    color: var(--color-accent-hover);
}

.founder-card__link svg {
    flex-shrink: 0;
}

/* --- Social Proof (in Contact section) --- */
.social-proof {
    text-align: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.social-proof__label {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.client-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
    justify-content: center;
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--text-lg);
    opacity: 0.7;
}

.client-list__dot {
    color: var(--color-text-muted);
    opacity: 0.5;
}

/* --- Legacy Links --- */
.legacy-links {
    text-align: center;
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
}

.legacy-links p {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.legacy-links a {
    color: var(--color-accent);
    font-weight: 600;
    transition: color 0.2s;
}

.legacy-links a:hover {
    color: var(--color-accent-hover);
}

/* --- Contact Form --- */
.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: var(--color-bg-alt);
    padding: var(--space-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border-card);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: 0.5em;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1.2em;
    font-family: inherit;
    font-size: var(--text-base);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background: var(--color-bg);
    transition: border-color 0.2s, background-color 0.2s;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: var(--color-bg);
}

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

/* --- Footer --- */
.footer {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border-card);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
}

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

.footer__links {
    display: flex;
    gap: 1em;
}

/* --- Services Grid (legacy, kept for compatibility) --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.service-card {
    padding: var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border-card);
    border-radius: var(--border-radius);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--color-border);
}

.service-card__icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    color: var(--color-accent);
    background: rgba(255, 68, 0, 0.1);
    border-radius: 50%;
    padding: 12px;
}

.service-card__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.service-card__desc {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* --- About / Team (legacy, kept for compatibility) --- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.team-member {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
}

.team-member__name {
    font-size: var(--text-xl);
    font-weight: 800;
    margin-bottom: 0.2em;
}

.team-member__role {
    font-size: var(--text-base);
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    display: block;
}

/* --- Responsive --- */

/* Tablet */
@media (max-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: 1fr;
    }

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

/* Mobile */
@media (max-width: 768px) {
    .nav__links {
        display: none;
    }

    .hero {
        min-height: 70vh;
    }

    .hero__title {
        font-size: clamp(2.2rem, 8vw, 3rem);
    }

    .hero__subtitle {
        max-width: 100%;
    }

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

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

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

    .client-list {
        gap: var(--space-xs) var(--space-sm);
        font-size: var(--text-base);
    }

    .contact-wrapper {
        padding: var(--space-md);
    }

    .footer__content {
        flex-direction: column;
        text-align: center;
    }

    .footer__links {
        justify-content: center;
    }
}

/* Small mobile */
@media (max-width: 375px) {
    .hero__title {
        font-size: 2rem;
    }

    .hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .capability-card,
    .lab-card,
    .founder-card {
        padding: var(--space-md);
    }
}

/* --- Accessibility: Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}