/* ==========================================================================
   Injosoft - Nordic Tech Noir
   A distinctive dark theme with warm copper accents and geometric precision
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom Fonts
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Instrument+Sans:wght@400;500;600&display=swap');

/* --------------------------------------------------------------------------
   CSS Variables
   -------------------------------------------------------------------------- */
:root {
    /* Colors */
    --color-bg: #0a0a0b;
    --color-bg-elevated: #131315;
    --color-bg-card: #1a1a1d;
    --color-bg-hover: #232328;

    --color-text: #f4f4f5;
    --color-text-muted: #8a8a8d;
    --color-text-subtle: #5a5a5d;

    --color-accent: #d4a574;
    --color-accent-light: #e8c9a8;
    --color-accent-glow: rgba(212, 165, 116, 0.15);

    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-hover: rgba(255, 255, 255, 0.12);

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'Instrument Sans', system-ui, sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;

    /* Effects */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.025;
    pointer-events: none;
    z-index: 1000;
}

::selection {
    background: var(--color-accent);
    color: var(--color-bg);
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.display-title {
    font-size: clamp(2.25rem, 5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-text);
    line-height: 1.15;
    padding-bottom: 0.1em;
}

.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-text);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}

.lead-text {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 580px;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.navbar {
    background: rgba(10, 10, 11, 0.8) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border) !important;
    padding: var(--space-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-brand {
    font-family: var(--font-display);
    font-size: 1.5rem !important;
    font-weight: 800;
    color: var(--color-text) !important;
    letter-spacing: -0.02em;
    position: relative;
}

.navbar-brand::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: var(--color-accent);
    border-radius: 2px;
}

.nav-link {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-text-muted) !important;
    padding: var(--space-xs) var(--space-sm) !important;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-fast);
    border-radius: 1px;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 2rem);
}

.navbar-toggler {
    border: 1px solid var(--color-border) !important;
    padding: 0.5rem 0.75rem;
}

.navbar-toggler-icon {
    filter: invert(1);
}

/* Language switcher */
.lang-switch {
    display: flex;
    align-items: center;
    padding: 0.5rem !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.lang-switch:hover {
    background: var(--color-bg-elevated);
}

.flag-icon {
    display: block;
    border-radius: 2px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    padding: var(--space-2xl) 0;
    background: var(--color-bg);
    overflow: visible;
}

.hero-glow {
    position: absolute;
    top: 50%;
    right: 15%;
    transform: translateY(-50%);
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(212, 165, 116, 0.08) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

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

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.6s ease-out;
}

.hero-tag-dot {
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero .display-title {
    animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.hero .lead-text {
    animation: fadeInUp 0.6s ease-out 0.2s backwards;
    margin-bottom: var(--space-lg);
}

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

/* Geometric decoration */
.hero-decoration {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 300px;
    height: 300px;
    pointer-events: none;
    opacity: 0.85;
}

.hero-shape {
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.25);
    animation: float 6s ease-in-out infinite;
}

.hero-shape-1 {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-lg);
    transform: rotate(15deg);
    animation-delay: 0s;
}

.hero-shape-2 {
    width: 150px;
    height: 150px;
    right: 0;
    top: 20%;
    border-radius: 50%;
    animation-delay: -2s;
}

.hero-shape-3 {
    width: 100px;
    height: 100px;
    bottom: 10%;
    left: 20%;
    border-radius: var(--radius-sm);
    transform: rotate(-10deg);
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(var(--rotation, 15deg)); }
    50% { transform: translateY(-15px) rotate(var(--rotation, 15deg)); }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn-primary-custom {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--color-accent);
    color: var(--color-bg);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
    animation: fadeInUp 0.6s ease-out 0.3s backwards;
}

.btn-primary-custom:hover {
    background: var(--color-accent-light);
    color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px -10px var(--color-accent);
}

.btn-primary-custom svg {
    transition: transform var(--transition-fast);
}

.btn-primary-custom:hover svg {
    transform: translateX(4px);
}

.btn-secondary-custom {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    background: transparent;
    color: var(--color-text);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid var(--color-border-hover);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

/* Bootstrap button overrides */
.btn-dark {
    background: var(--color-accent) !important;
    border-color: var(--color-accent) !important;
    color: var(--color-bg) !important;
    font-family: var(--font-display);
    font-weight: 600;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-dark:hover {
    background: var(--color-accent-light) !important;
    border-color: var(--color-accent-light) !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 40px -10px var(--color-accent);
}

/* --------------------------------------------------------------------------
   Competencies Section
   -------------------------------------------------------------------------- */
.competencies-section {
    padding: var(--space-2xl) 0;
    background: var(--color-bg);
    position: relative;
}

.competency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.competency-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: left;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.competency-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.competency-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    background: var(--color-bg-card);
}

.competency-card:hover::before {
    opacity: 1;
}

.competency-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-glow);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
    color: var(--color-accent);
    font-size: 1.5rem;
}

.competency-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.competency-desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* --------------------------------------------------------------------------
   Sites Section
   -------------------------------------------------------------------------- */
.sites-section {
    padding: var(--space-2xl) 0;
    background: var(--color-bg-elevated);
    position: relative;
}

.sites-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border-hover), transparent);
}

.sites-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.site-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.25rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.site-link:hover {
    background: var(--color-bg-card);
    border-color: var(--color-accent);
    color: var(--color-text);
    transform: translateY(-2px);
}

.site-link::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.site-link:hover::before {
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Honeypot (spam protection)
   -------------------------------------------------------------------------- */
.form-hp {
    position: absolute;
    left: -9999px;
    top: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    z-index: -1;
}

/* --------------------------------------------------------------------------
   Contact Form
   -------------------------------------------------------------------------- */
.contact-section {
    padding: var(--space-2xl) 0;
}

.contact-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    max-width: 560px;
    margin: 0 auto;
}

.form-label {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.form-control {
    background: var(--color-bg) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--color-text) !important;
    padding: 0.875rem 1rem !important;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-control::placeholder {
    color: var(--color-text-subtle);
}

.form-control:focus {
    border-color: var(--color-accent) !important;
    box-shadow: 0 0 0 3px var(--color-accent-glow) !important;
    outline: none;
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
}

/* Alert overrides */
.alert {
    border-radius: var(--radius-md);
    border: 1px solid;
    padding: 1rem 1.25rem;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
footer {
    background: var(--color-bg) !important;
    border-top: 1px solid var(--color-border);
    padding: var(--space-lg) 0;
    margin-top: auto;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.footer-brand {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

footer p {
    color: var(--color-text-subtle);
    font-size: 0.85rem;
    margin: 0;
}

.footer-privacy {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-bg-elevated);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.footer-privacy-icon {
    color: #22c55e;
}

/* --------------------------------------------------------------------------
   Page Hero (subpages)
   -------------------------------------------------------------------------- */
.page-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
    background: var(--color-bg);
}

/* --------------------------------------------------------------------------
   Case Studies
   -------------------------------------------------------------------------- */
.cases-section {
    padding: var(--space-lg) 0 var(--space-2xl);
}

.case-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    transition: border-color var(--transition-fast);
}

.case-card:last-child {
    margin-bottom: 0;
}

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

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

.case-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.case-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
}

.case-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-lg);
    align-items: start;
}

.case-description p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.case-description p:last-of-type {
    margin-bottom: var(--space-md);
}

.case-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    display: inline-block !important;
    padding: 0.5rem 1rem !important;
    background: var(--color-bg-card) !important;
    border: 1px solid var(--color-accent) !important;
    border-radius: 4px !important;
    font-size: 0.8rem !important;
    color: var(--color-accent) !important;
}

.case-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.case-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.case-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.case-link svg {
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.case-link:hover svg {
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Tools Section
   -------------------------------------------------------------------------- */
.tools-section {
    padding: 0 0 var(--space-2xl);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.tool-card {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-decoration: none;
    transition: all var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.tool-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.5);
}

.tool-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-glow);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    color: var(--color-accent);
    font-size: 1.75rem;
}

.tool-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

.tool-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0 0 var(--space-md);
    flex-grow: 1;
}

.tool-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-accent);
    transition: gap var(--transition-fast);
}

.tool-card:hover .tool-link {
    gap: 0.75rem;
}

.tool-link svg {
    transition: transform var(--transition-fast);
}

.tool-card:hover .tool-link svg {
    transform: translate(2px, -2px);
}

/* CTA Section */
.cta-section {
    padding: calc(var(--space-2xl) * 1.25) 0;
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
}

@media (max-width: 768px) {
    .case-content {
        grid-template-columns: 1fr;
    }

    .case-links {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

/* --------------------------------------------------------------------------
   Utilities & Responsive
   -------------------------------------------------------------------------- */
.text-accent {
    color: var(--color-accent);
}

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

main {
    flex-grow: 1;
}

/* Section animations on scroll */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .hero-decoration {
        display: none;
    }

    .hero {
        text-align: center;
    }

    .hero .lead-text {
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 4rem;
    }

    .competency-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-card {
        padding: var(--space-lg);
    }

    .navbar-brand::before {
        display: none;
    }
}

@media (max-width: 480px) {
    .competency-grid {
        grid-template-columns: 1fr;
    }

    .sites-grid {
        flex-direction: column;
    }

    .site-link {
        justify-content: center;
    }
}