/* ========================================
   Hugo Lijzen Portfolio - Main Stylesheet
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #2D2D2D;
    --color-card: #383838;
    --color-orange: #FF6B00;
    --color-orange-hover: #E65100;
    --color-white: #FFFFFF;
    --color-muted: #9CA3AF;
    --color-border: #4B5563;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --radius: 0.75rem;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-white);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--color-orange);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(255, 107, 0, 0.25);
}

.btn-primary:hover {
    background-color: var(--color-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 0, 0.35);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* ========================================
   Navbar
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    background-color: transparent;
}

.navbar.scrolled {
    background-color: rgba(45, 45, 45, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

.logo img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-orange);
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-white);
}

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

.nav-cta {
    padding: 0.625rem 1.5rem;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    transition: var(--transition);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.mobile-menu-btn.active .hamburger {
    background-color: transparent;
}

.mobile-menu-btn.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-btn.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1rem;
        display: none;
        border-top: 1px solid var(--color-border);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-cta {
        display: none;
    }
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 5rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.accent-line {
    width: 60px;
    height: 3px;
    background-color: var(--color-orange);
    margin-bottom: 1.5rem;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: 1.5rem;
}

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

.hero-content p {
    font-size: 1.125rem;
    color: var(--color-muted);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.orange-dots {
    display: flex;
    gap: 0.5rem;
}

.orange-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--color-orange);
}

.hero-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
}

.image-frame img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.frame-accent {
    position: absolute;
    top: -1rem;
    right: -1rem;
    width: 100%;
    height: 100%;
    border: 2px solid rgba(255, 107, 0, 0.3);
    border-radius: var(--radius);
    z-index: -1;
}

.frame-accent::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 3px;
    background-color: var(--color-orange);
}

.frame-accent::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 3px;
    height: 60px;
    background-color: var(--color-orange);
}

@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .orange-dots {
        justify-content: center;
    }
    
    .hero-image {
        max-width: 400px;
        margin: 0 auto;
    }
}

/* ========================================
   Services Section
   ======================================== */
.services {
    padding: 6rem 0;
    background-color: rgba(56, 56, 56, 0.3);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

.section-divider {
    width: 80px;
    height: 3px;
    background-color: var(--color-orange);
    margin: 0 auto;
}

.section-subtitle {
    color: var(--color-muted);
    margin-top: 0.5rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--color-card);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--color-orange);
    transform: translateY(-4px);
}

.service-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 107, 0, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: rgba(255, 107, 0, 0.2);
}

.service-icon i {
    font-size: 1.5rem;
    color: var(--color-orange);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--color-muted);
    font-size: 0.9375rem;
}

/* ========================================
   Clients Section
   ======================================== */
.clients {
    padding: 6rem 0;
}

.clients-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.client-badge {
    padding: 0.75rem 1.5rem;
    background-color: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.client-badge:hover {
    color: var(--color-orange);
    border-color: var(--color-orange);
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    padding: 6rem 0;
    text-align: center;
    background-color: rgba(56, 56, 56, 0.3);
}

.cta-section h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--color-muted);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* ========================================
   Page Header
   ======================================== */
.page-header {
    padding: 8rem 0 4rem;
    background-color: rgba(56, 56, 56, 0.3);
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

.page-header p {
    color: var(--color-muted);
    font-size: 1.125rem;
    max-width: 600px;
}

/* ========================================
   Portfolio
   ======================================== */
.portfolio-filters {
    padding: 2rem 0;
    border-bottom: 1px solid var(--color-border);
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: 50px;
    color: var(--color-muted);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--color-orange);
    border-color: var(--color-orange);
    color: var(--color-white);
}

.portfolio-grid-section {
    padding: 4rem 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

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

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
    border-color: rgba(255, 107, 0, 0.3);
}

.portfolio-card.hidden {
    display: none;
}

.portfolio-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

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

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.375rem 0.75rem;
    background-color: var(--color-orange);
    color: var(--color-white);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: 50px;
}

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.portfolio-card:hover .portfolio-content h3 {
    color: var(--color-orange);
}

.portfolio-content p {
    color: var(--color-muted);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.portfolio-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 1rem;
}

.portfolio-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.portfolio-meta i {
    color: var(--color-orange);
}

.portfolio-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tool-tag {
    padding: 0.25rem 0.625rem;
    background-color: rgba(255, 107, 0, 0.1);
    color: var(--color-orange);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 50px;
    border: 1px solid rgba(255, 107, 0, 0.3);
}

/* ========================================
   Stats Section
   ======================================== */
.stats-section {
    padding: 4rem 0;
    background-color: rgba(56, 56, 56, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-orange);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--color-muted);
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========================================
   About Page
   ======================================== */
.about-hero {
    padding: 8rem 0 4rem;
    background-color: rgba(56, 56, 56, 0.3);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius);
    aspect-ratio: 4/5;
    object-fit: cover;
}

.image-accent {
    position: absolute;
    bottom: -1rem;
    left: -1rem;
    width: 100px;
    height: 3px;
    background-color: var(--color-orange);
}

.image-accent::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 3px;
    height: 60px;
    background-color: var(--color-orange);
}

.about-text p {
    color: var(--color-muted);
    margin-bottom: 1rem;
}

.about-text .highlight {
    color: var(--color-white);
    font-weight: 500;
}

.cta-text {
    color: var(--color-orange);
    font-weight: 600;
    font-size: 1.125rem;
    margin: 1.5rem 0;
}

@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        max-width: 400px;
        margin: 0 auto;
        order: -1;
    }
}

/* ========================================
   Values Section
   ======================================== */
.values-section {
    padding: 6rem 0;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2rem);
    text-align: center;
    margin-bottom: 3rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.value-card {
    background-color: var(--color-card);
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid transparent;
    transition: var(--transition);
}

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

.value-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 107, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.value-card:hover .value-icon {
    background-color: rgba(255, 107, 0, 0.2);
}

.value-icon i {
    font-size: 1.5rem;
    color: var(--color-orange);
}

.value-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.value-card p {
    color: var(--color-muted);
    font-size: 0.875rem;
}

/* ========================================
   Experience Section
   ======================================== */
.experience-section {
    padding: 6rem 0;
    background-color: rgba(56, 56, 56, 0.3);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.experience-type {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.experience-type i {
    color: var(--color-orange);
}

.experience-card {
    background-color: var(--color-card);
    padding: 1.5rem;
    border-radius: var(--radius);
    border-left: 4px solid var(--color-orange);
    margin-bottom: 1.5rem;
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.experience-header .company {
    color: var(--color-orange);
    font-weight: 500;
    font-size: 0.875rem;
}

.experience-header .period {
    color: var(--color-muted);
    font-size: 0.875rem;
}

.experience-card h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.experience-card p {
    color: var(--color-muted);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.experience-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

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

/* ========================================
   Contact Page
   ======================================== */
.contact-section {
    padding: 4rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.contact-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--color-card);
    border-radius: var(--radius);
    border: 1px solid transparent;
    transition: var(--transition);
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(255, 107, 0, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-card:hover .contact-icon {
    background-color: rgba(255, 107, 0, 0.2);
}

.contact-icon i {
    font-size: 1.25rem;
    color: var(--color-orange);
}

.contact-details h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--color-muted);
    font-size: 0.875rem;
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-card);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-muted);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
}

.form-group textarea {
    resize: none;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius);
    display: none;
}

.form-message.success {
    display: block;
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10B981;
}

.form-message.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #EF4444;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
}

.footer-logo {
    height: 36px;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--color-muted);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 0.75rem;
}

.footer-links a,
.footer-contact a {
    color: var(--color-muted);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-orange);
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

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

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* ========================================
   Utilities
   ======================================== */
.text-center { text-align: center; }
.text-orange { color: var(--color-orange); }

/* Loader */
.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-card);
    border-top-color: var(--color-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

.animate-fade-in {
    animation: fadeInUp 0.6s ease forwards;
}