/* ========================================
   MAIN STYLESHEET
   Import design tokens and components
   ======================================== */

@import './variables.css';
@import './components.css';

/* ========================================
   CSS RESET & BASE STYLES
   ======================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--color-text-primary);
    background: var(--gradient-background);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Subtle texture overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(45deg, transparent, transparent 50px, rgba(255,255,255,.01) 50px, rgba(255,255,255,.01) 100px);
    pointer-events: none;
    z-index: var(--z-base);
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

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

h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    font-weight: var(--font-weight-regular);
}

/* ========================================
   LAYOUT CONTAINERS
   ======================================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.section-alt {
    background: rgba(255, 255, 255, 0.02);
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: rgba(6, 43, 31, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.nav-logo:hover {
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    padding: 120px 0 var(--spacing-3xl);
    position: relative;
    background: var(--color-bg-dark);
    border-bottom: 2px solid rgba(255, 255, 255, 0.12);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-text {
    max-width: 640px;
}

.hero-badges {
    display: flex;
    gap: 12px;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-title {
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-bold);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.hero-founder {
    font-size: 0.9375rem;
    color: rgba(245, 241, 230, 0.6);
    margin-bottom: 4px;
    font-weight: 500;
}

.hero-founder-detail {
    font-size: 0.8125rem;
    color: rgba(245, 241, 230, 0.45);
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Hero Visual (Monogram) */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.monogram-card {
    width: 240px;
    height: 240px;
    background: rgba(200, 179, 126, 0.02);
    border: 1px solid rgba(200, 179, 126, 0.08);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(200, 179, 126, 0.05),
        inset 0 -1px 0 rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Infrastructure diagram SVG */
.infrastructure-diagram {
    width: 100%;
    height: 100%;
    opacity: 0.6;
    transition: opacity var(--transition-slow);
}

.monogram-card:hover .infrastructure-diagram {
    opacity: 0.8;
}

/* Subtle noise/grain texture */
.monogram-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(200, 179, 126, 0.015) 2px, rgba(200, 179, 126, 0.015) 4px),
        repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(200, 179, 126, 0.015) 2px, rgba(200, 179, 126, 0.015) 4px);
    pointer-events: none;
    opacity: 0.5;
    z-index: 1;
}

/* ========================================
   SECTIONS
   ======================================== */

/* Gradual lightening effect with definitive borders */
.section {
    border-bottom: 2px solid rgba(255, 255, 255, 0.12);
}

.section#about {
    background: linear-gradient(180deg, var(--color-bg-mid) 0%, var(--color-bg-light) 100%);
}

.section#projects {
    background: linear-gradient(180deg, var(--color-bg-light) 0%, var(--color-bg-lighter) 100%);
}

.section#contact {
    background: var(--color-bg-lighter);
}

.section-title {
    margin-bottom: 40px;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 64px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about-content {
    max-width: var(--content-max-width);
}

.about-text {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: rgba(245, 241, 230, 0.9);
}

.about-text:last-child {
    margin-bottom: 0;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--color-text-primary);
}

.project-description {
    color: rgba(245, 241, 230, 0.8);
    margin-bottom: 20px;
    flex-grow: 1;
    line-height: 1.7;
}

.project-tags {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: 20px;
    flex-wrap: wrap;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

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

.contact-text {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: rgba(245, 241, 230, 0.9);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-email,
.contact-phone {
    display: inline-block;
    font-size: 1.25rem;
    color: var(--color-primary);
    text-decoration: none;
    padding-bottom: 4px;
    border-bottom: 2px solid rgba(200, 179, 126, 0.3);
    transition: all var(--transition-base);
    width: fit-content;
}

.contact-email:hover,
.contact-phone:hover {
    border-bottom-color: var(--color-primary);
    transform: translateX(4px);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-3xl);
}

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

.footer-text {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-link {
    color: rgba(245, 241, 230, 0.8);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-base);
}

.footer-link:hover {
    color: var(--color-primary);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .hero-visual {
        order: -1;
    }

    .monogram-card {
        width: 180px;
        height: 180px;
    }

    .monogram {
        font-size: 4rem;
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

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

@media (max-width: 640px) {
    .nav-container {
        padding: 12px var(--spacing-sm);
    }

    .nav-links {
        gap: 20px;
    }

    .nav-link {
        font-size: 0.875rem;
    }

    .nav-link-cta {
        padding: 6px var(--spacing-sm);
    }

    .hero {
        padding: var(--spacing-3xl) 0 var(--spacing-xl);
    }

    .hero-badges {
        gap: var(--spacing-xs);
    }

    .badge {
        font-size: 0.75rem;
        padding: 4px 10px;
    }

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

    .btn {
        text-align: center;
        width: 100%;
    }

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

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

    .footer-links {
        gap: var(--spacing-md);
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}