/*
 * HRCO Portfolio - Retro-Futuristic Edition v4.0
 * "Don't Panic" Theme System - Clean Space Aesthetic
 */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Work+Sans:wght@300;400;500;600&display=swap');

/* ========== Background Animation ========== */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    #bg-canvas { display: none; }
}

/* ========== Variables ========== */
:root {
    --color-primary: #ff6b35;
    --color-primary-hover: #ff8c61;
    --color-secondary: #00d9ff;
    --color-accent: #ffeb3b;
    --color-text: #e8ecf7;
    --color-text-subtle: #9ba5c0;
    --color-background: #0a0e27;
    --color-surface: #151933;
    --color-surface-hover: #1e2445;
    --color-border: #1f2847;
    --color-glow: rgba(255, 107, 53, 0.4);
    
    --font-display: 'Orbitron', monospace;
    --font-body: 'Work Sans', sans-serif;
    
    --spacing: 1.5rem;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 12px;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --color-tesla: #E82127;
}

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* Subtle Starfield Background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        radial-gradient(1.5px 1.5px at 20% 30%, var(--color-text-subtle), transparent),
        radial-gradient(1.5px 1.5px at 60% 70%, var(--color-text-subtle), transparent),
        radial-gradient(1px 1px at 50% 50%, var(--color-text-subtle), transparent);
    background-size: 200% 200%;
    opacity: 0.15;
    pointer-events: none;
}

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

/* ========== Layout ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    flex: 1;
}

header {
    /* Break out of container to span full viewport width */
    width: 100vw;
    margin-left: calc(50% - 50vw);
    box-sizing: border-box;
    padding: 1rem max(1.5rem, calc((100vw - 1200px) / 2 + 1.5rem));
    border-bottom: 1px solid rgba(255, 107, 53, 0.15);
    margin-bottom: 2rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 13, 26, 0.85);
    backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(255, 107, 53, 0.1), 0 4px 24px rgba(0, 0, 0, 0.4);
}

.logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: transform var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

/* Navigation */
nav {
    display: none;
    gap: 1.5rem;
}

nav.mobile-menu-open {
    display: flex;
    flex-direction: column;
    width: 100%;
    order: 3;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.nav-link {
    color: var(--color-text-subtle);
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-text);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Language Toggles */
.settings-bar {
    display: flex;
    align-items: center;
}

.lang-toggles {
    display: flex;
    gap: 4px;
    background: var(--color-surface);
    padding: 4px;
    border-radius: 6px;
    border: 1px solid var(--color-border);
}

.toggle-button {
    background: none;
    border: none;
    color: var(--color-text-subtle);
    font-family: var(--font-display);
    font-size: 0.75rem;
    padding: 4px 8px;
    cursor: pointer;
    border-radius: 4px;
    transition: all var(--transition);
}

.toggle-button:hover {
    color: var(--color-text);
    background: var(--color-surface-hover);
}

.toggle-button.active {
    background: var(--color-primary);
    color: #fff;
}

/* Mobile Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 8px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== Hero Section ========== */
.hero-section {
    padding: 4rem 0;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
    position: relative;
    overflow: hidden;
}

/* Orb + tech grid on right side */
.hero-section::before {
    content: '';
    position: absolute;
    top: 10%;
    right: -10%;
    width: min(45vw, 420px);
    height: min(45vw, 420px);
    background:
        radial-gradient(circle at 40% 30%, rgba(0, 217, 255, 0.12) 0%, transparent 55%),
        radial-gradient(circle, rgba(255, 107, 53, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    animation: hero-float 7s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: -5%;
    width: 35vw;
    height: 100%;
    background-image:
        repeating-linear-gradient(0deg, transparent, transparent 28px, rgba(0, 217, 255, 0.04) 28px, rgba(0, 217, 255, 0.04) 30px),
        repeating-linear-gradient(90deg, transparent, transparent 28px, rgba(0, 217, 255, 0.04) 28px, rgba(0, 217, 255, 0.04) 30px);
    opacity: 0.6;
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

@keyframes hero-float {
    0%   { transform: translateY(0) scale(1); }
    100% { transform: translateY(-18px) scale(1.04); }
}

@media (prefers-reduced-motion: reduce) {
    .hero-section::before { animation: none; }
}

@media (max-width: 768px) {
    .hero-section::before,
    .hero-section::after { display: none; }
}

.hero-content h1 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-text {
    font-size: 1.1rem;
    color: var(--color-text-subtle);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero accent line */
.hero-accent-line {
    width: 100%;
    height: 2px;
    background: var(--color-tesla);
    margin: 1rem auto 1.2rem;
    border: none;
}

.hero-title {
    font-size: 1.3rem;
    color: var(--color-text-subtle);
    margin-bottom: 0.5rem;
    font-family: var(--font-display);
    font-weight: 500;
}

.hero-meta {
    font-size: 0.95rem;
    color: var(--color-text-subtle);
    margin-bottom: 2rem;
    font-style: italic;
}

/* Skills strip */
.skills-strip {
    padding: 0 0 3rem;
    text-align: center;
}

.skills-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.skills-pills span {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-subtle);
    padding: 0.45rem 1.1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition);
}

.skills-pills span:hover {
    border-color: var(--color-primary);
    color: var(--color-text);
}

/* Stats row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 700px;
    margin: 0 auto 3rem;
    padding: 1.5rem 2rem;
    background: rgba(21, 25, 51, 0.6);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    backdrop-filter: blur(8px);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.78rem;
    color: var(--color-text-subtle);
    margin-top: 0.3rem;
    letter-spacing: 0.03em;
}

@media (max-width: 480px) {
    .stats-row { grid-template-columns: 1fr; gap: 1rem; }
}

/* Footer extras */
.current-status {
    text-align: center;
    color: var(--color-text-subtle);
    font-style: italic;
    font-size: 0.95rem;
    padding: 1.5rem 0 0;
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
}

.dont-panic {
    font-size: 0.8rem;
    color: var(--color-border);
    text-align: center;
    margin-top: 0.5rem;
    font-style: italic;
}

/* Experience timeline accordion */
.experience-timeline {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 2rem;
}

.exp-entry {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: border-color var(--transition);
}

.exp-entry:hover,
.exp-entry[open] {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md), 0 0 15px var(--color-glow);
}

.exp-summary {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem 1rem;
    padding: 1.1rem 1.5rem;
    cursor: pointer;
    list-style: none;
    user-select: none;
    position: relative;
    padding-right: 3rem;
}

.exp-summary::-webkit-details-marker {
    display: none;
}

.exp-summary::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-primary);
}

.exp-entry[open] .exp-summary::after {
    content: '−';
}

.exp-date {
    flex: 0 0 7rem;
    font-family: var(--font-display);
    font-size: 0.72rem;
    color: var(--color-primary);
    letter-spacing: 0.04em;
}

.exp-title {
    flex: 1;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text);
}

.exp-company {
    width: 100%;
    padding-left: 8rem;
    font-size: 0.8rem;
    color: var(--color-text-subtle);
    font-style: italic;
}

.exp-detail {
    padding: 1rem 1.5rem 1.2rem;
    color: var(--color-text-subtle);
    font-size: 0.9rem;
    line-height: 1.7;
    border-top: 1px solid var(--color-border);
}

/* Shared list style for about page */
.skills-list {
    list-style: none;
    padding-left: 0;
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.skills-list li {
    padding: 0.6rem 1rem;
    background: rgba(255, 107, 53, 0.06);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--color-text);
}

.skills-list li a {
    text-decoration: none;
}

.skills-list li a:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    .exp-summary {
        flex-direction: column;
        gap: 0.25rem;
    }
    .exp-date {
        flex: none;
        width: auto;
    }
    .exp-company {
        padding-left: 0;
    }
}

/* Drone footage / video grid */
.drone-section {
    margin-bottom: 3rem;
}

.drone-section h2 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.video-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: border-color var(--transition);
}

.video-card:hover {
    border-color: var(--color-primary);
}

.video-wrapper {
    position: relative;
    padding-top: 56.25%;
    background: #111;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.video-wrapper--placeholder > span {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-subtle);
    font-size: 0.9rem;
}

.video-caption {
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    color: var(--color-text-subtle);
    font-style: italic;
}

/* Photo gallery */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 36px;
    padding: 18px;
}

.photo-item {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    border: 2px solid var(--color-border);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
    position: relative;
    will-change: transform;
}

.photo-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg), 0 0 15px var(--color-glow);
    border-color: var(--color-primary);
}

.photo-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform var(--transition);
}

.photo-item:hover img {
    transform: scale(1.02);
}

.photo-caption {
    padding: 18px;
    font-size: 0.9rem;
    color: var(--color-text-subtle);
    font-style: italic;
    border-top: 1px solid var(--color-border);
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 2rem;
    font-family: var(--font-display);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 50px; /* Pill shape */
    text-decoration: none;
    transition: all var(--transition);
    border: 2px solid transparent;
    font-size: 0.9rem;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 12px var(--color-glow);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px var(--color-glow);
}

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

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    margin-top: 1.5rem;
    display: inline-block;
    border-radius: 8px;
    padding: 0.6rem 1.5rem;
}

.btn-outline:hover {
    background: rgba(255, 107, 53, 0.1);
}

.btn-ghost {
    background: transparent;
    border: 2px solid var(--color-text-subtle);
    color: var(--color-text-subtle);
}

.btn-ghost:hover {
    border-color: var(--color-text);
    color: var(--color-text);
    background: var(--color-surface);
}

/* ========== Sections ========== */
.section-preview {
    margin-bottom: 4rem;
}

.section-header-flex {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
}

.section-header-flex h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--color-text);
    margin: 0;
}

.link-arrow {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.2s;
}

.link-arrow:hover {
    gap: 0.8rem;
}

/* Card Grid */
.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: all var(--transition);
}

.card + .card {
    margin-top: 1.5rem;
}

.card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.preview-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.preview-card h3 {
    font-family: var(--font-display);
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.preview-subtitle {
    font-family: monospace;
    color: var(--color-text-subtle);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.tags {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
}

.tags span {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 8px;
    border-radius: 4px;
    color: var(--color-text-subtle);
}

/* Photo Grid */
.photo-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.photo-frame {
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    position: relative;
    background: var(--color-surface);
}

.photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.photo-frame:hover img {
    transform: scale(1.05);
}

/* ========== Footer ========== */
.footer {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--color-border);
    margin-top: auto;
    color: var(--color-text-subtle);
    font-size: 0.9rem;
}

/* ========== Responsive ========== */
@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }

    nav {
        display: flex;
        flex-direction: row;
        width: auto;
        order: initial;
        padding-top: 0;
        border-top: none;
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }

    header {
        padding: 1.5rem max(1.5rem, calc((100vw - 1200px) / 2 + 1.5rem));
    }
}

@media (max-width: 767px) {
    .photo-preview-grid {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Section headers */
.section-header {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--color-text);
    margin: 2.5rem 0 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

/* Legacy alias for news archive pages */
.wrap {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* News page controls */
.digest-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

.filter-btn {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-subtle);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-body);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--color-primary);
    color: var(--color-text);
    background: rgba(255, 107, 53, 0.1);
}

#search-box {
    flex: 1;
    min-width: 200px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-family: var(--font-body);
    outline: none;
    transition: border-color var(--transition);
}

#search-box:focus {
    border-color: var(--color-primary);
}

/* Accessibility focus styles */
.mobile-menu-toggle:focus-visible,
.toggle-button:focus-visible,
.filter-btn:focus-visible,
.nav-link:focus-visible,
.logo:focus-visible,
.btn:focus-visible,
details summary:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}