/* 
   DILMINA PREMIUM DESIGN SYSTEM
   Theme: High-End Industrial / Technical
   Version: 2.0
*/

:root {
    /* --- COLORS --- */
    /* Bases */
    --bg-dark: #050505;
    /* Deepest Black */
    --bg-panel: #0a0a0a;
    /* Panel Background */
    --bg-card: rgba(20, 20, 20, 0.6);
    /* Glassy Card */

    /* Accents */
    --accent-orange: #FF5500;
    /* International Safety Orange */
    --accent-glow: rgba(255, 85, 0, 0.4);
    --border-dim: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.15);

    /* Text */
    --text-main: #ffffff;
    --text-muted: #888888;
    --text-dim: #444444;

    /* --- TYPOGRAPHY --- */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-tech: 'Consolas', 'Monaco', monospace;
    /* For technical details */

    /* --- SPACING & LAYOUT --- */
    --container-max: 1400px;
    --header-height: 80px;
    --radius-sm: 4px;
    --radius-md: 12px;

    /* --- ANIMATIONS --- */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-orange);
}

/* --- UTILITIES --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.text-gradient {
    background: linear-gradient(to right, #fff, #888);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.tech-font {
    font-family: var(--font-tech);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* --- BACKGROUND GRID --- */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image:
        linear-gradient(var(--border-dim) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-dim) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 0;
    pointer-events: none;
    mask-image: radial-gradient(circle at center, black 40%, transparent 100%);
    opacity: 0.5;
}

/* --- COMPONENTS --- */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s var(--ease-out-expo);
    cursor: pointer;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.btn-primary {
    background: var(--accent-orange);
    color: #000;
    border: none;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: 0.5s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -10px var(--accent-orange);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--accent-orange);
    color: var(--accent-orange);
    background: rgba(255, 85, 0, 0.05);
}

/* Section Headers */
.section-header {
    margin-bottom: 5rem;
    position: relative;
    padding-left: 1.5rem;
    border-left: 3px solid var(--accent-orange);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-family: var(--font-tech);
    color: var(--accent-orange);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    display: block;
}

/* --- NAVIGATION --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.3s;
    background: rgba(5, 5, 5, 0.2);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--text-main);
}

.logo span {
    color: var(--accent-orange);
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-link {
    font-family: var(--font-tech);
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-orange);
    transition: 0.3s;
}

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

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

/* --- HERO SECTION --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 800px;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid var(--accent-orange);
    color: var(--accent-orange);
    font-family: var(--font-tech);
    font-size: 0.8rem;
    margin-bottom: 2rem;
    background: rgba(255, 85, 0, 0.05);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 7rem);
    /* HUGE */
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 500px;
    margin-bottom: 3rem;
    border-left: 2px solid var(--border-light);
    padding-left: 1.5rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
}

/* Hero Background Elements */
.hero-glow {
    position: absolute;
    top: 50%;
    right: -10%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.5;
    z-index: 1;
    pointer-events: none;
}

.hero-graphic {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 45vw;
    z-index: 1;
    opacity: 0.8;
    /* Optional: blend mode for sophistication */
    mix-blend-mode: screen;
    transition: transform 0.5s ease-out;
}

/* --- SERVICES GRID --- */
.services-section {
    padding: 8rem 0;
}

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

.tech-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dim);
    padding: 2.5rem;
    border-radius: var(--radius-sm);
    transition: 0.3s;
    position: relative;
    overflow: hidden;
    /* Glass Effect */
    backdrop-filter: blur(10px);
}

.tech-card:hover {
    border-color: var(--accent-orange);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.5);
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-orange);
    transform: scaleX(0);
    transform-origin: left;
    transition: 0.3s;
}

.tech-card:hover::before {
    transform: scaleX(1);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--accent-orange);
    margin-bottom: 1.5rem;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- PORTFOLIO --- */
.portfolio-section {
    padding: 8rem 0;
}

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

.project-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-dim);
}

.project-thumb {
    width: 100%;
    aspect-ratio: 16/10;
    background: #111;
    overflow: hidden;
    position: relative;
}

.project-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0.8;
}

.project-item:hover .project-thumb img {
    transform: scale(1.05);
    opacity: 1;
}

.project-info {
    padding: 1.5rem;
    background: var(--bg-panel);
    border-top: 1px solid var(--border-dim);
}

.project-meta {
    font-family: var(--font-tech);
    color: var(--accent-orange);
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
}

.project-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-main);
}

/* --- CONTACT --- */
.contact-section {
    padding: 8rem 0;
}

.form-group {
    margin-bottom: 2rem;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-light);
    padding: 1rem 0;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1.1rem;
    transition: 0.3s;
}

.form-input:focus {
    outline: none;
    border-bottom-color: var(--accent-orange);
    padding-left: 1rem;
    background: rgba(255, 255, 255, 0.02);
}

/* --- CONTACT --- */
.contact-section {
    padding: 4rem 0 8rem;
}

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

/* --- FOOTER --- */
.footer {
    border-top: 1px solid var(--border-dim);
    padding: 4rem 0;
    background: #000;
}

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

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
    .hero-title {
        font-size: 4rem;
    }

    .hero-graphic {
        opacity: 0.2;
        width: 80%;
    }
}

.hero-actions {
    flex-direction: column;
}
}

/* --- MOBILE NAVIGATION --- */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 2000;
    position: relative;
}

.bar {
    width: 30px;
    height: 3px;
    background-color: var(--text-main);
    transition: 0.3s;
    border-radius: 2px;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
        position: fixed;
        right: 1.5rem;
        top: 1.5rem;
        z-index: 3000;
    }

    /* Hide desktop nav-links by default on mobile */
    .navbar .nav-links {
        display: none;
    }

    /* Show mobile overlay menu when active */
    .nav-links {
        position: fixed;
        top: -100%;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(5, 5, 5, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: top 0.6s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 1500;
        border-bottom: 2px solid var(--accent-orange);
    }

    .nav-links.active {
        display: flex;
        top: 0;
    }

    .nav-links li {
        margin: 1.5rem 0;
        opacity: 0;
        transform: translateY(-20px);
        animation: fadeInDown 0.4s ease-out forwards;
    }

    .nav-links.active li:nth-child(1) {
        animation-delay: 0.1s;
    }

    .nav-links.active li:nth-child(2) {
        animation-delay: 0.2s;
    }

    .nav-links.active li:nth-child(3) {
        animation-delay: 0.3s;
    }

    .nav-links.active li:nth-child(4) {
        animation-delay: 0.4s;
    }

    @keyframes fadeInDown {
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .nav-link {
        font-size: 1.5rem;
    }

    /* Hamburger Animation */
    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
        background-color: var(--accent-orange);
    }

    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
        background-color: var(--accent-orange);
    }

    /* Hide CTA button on small screens */
    .btn-primary {
        display: none;
    }

    /* Container padding */
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    /* Adjust background graphic on mobile */
    .hero-graphic {
        opacity: 0.12;
        font-size: 7rem;
        bottom: auto;
        top: 35%;
    }

    /* Hero Typography */
    .hero-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        line-height: 1.1;
    }

    .hero-desc,
    .hero-description {
        font-size: clamp(0.9rem, 3vw, 1rem);
        line-height: 1.6;
        margin-top: 1rem;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: 0.4rem 0.8rem;
    }

    /* Section Headers */
    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 0.75rem;
    }

    /* Reduce header padding on mobile */
    header.container {
        padding-top: 10vh !important;
    }

    /* Portfolio Section */
    .portfolio-section {
        padding: 2rem 0;
    }

    /* Portfolio Filters */
    .hero-actions {
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center;
    }

    .filter-btn {
        font-size: 0.75rem;
        padding: 0.6rem 1rem;
        flex: 0 1 auto;
    }

    /* Project Grid */
    .project-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .project-item {
        margin-bottom: 1rem;
    }

    /* Resume Section */
    .resume-section {
        padding: 2rem 0 4rem;
    }

    /* Resume Grid */
    .resume-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-item {
        margin-bottom: 2rem;
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

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

    /* Contact Grid */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-section {
        padding: 2rem 0 4rem;
    }
}

/* --- RESUME --- */
.resume-section {
    padding: 8rem 0;
}

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

.timeline {
    border-left: 1px solid var(--border-light);
    padding-left: 2rem;
    position: relative;
}

.timeline-item {
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.35rem;
    /* Adjust to align with border */
    top: 5px;
    width: 10px;
    height: 10px;
    background: var(--bg-dark);
    border: 1px solid var(--accent-orange);
    border-radius: 50%;
    z-index: 2;
}

.timeline-date {
    font-family: var(--font-tech);
    color: var(--accent-orange);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    display: block;
}

.timeline h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.timeline-loc {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 2rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-dim);
    padding: 0.4rem 0.8rem;
    font-family: var(--font-tech);
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: 0.2s;
}

.skill-tag:hover {
    border-color: var(--accent-orange);
    color: var(--accent-orange);
    background: rgba(255, 85, 0, 0.1);
}

/* Mobile override for resume grid */
@media (max-width: 768px) {
    .resume-grid {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }

    .resume-section {
        padding: 3rem 0 !important;
    }
}

/* --- MODAL / LIGHTBOX --- */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 3000;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    backdrop-filter: blur(10px);
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background: var(--bg-panel);
    border: 1px solid var(--border-light);
    max-width: 900px;
    width: 100%;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 50px 100px -20px rgba(0, 0, 0, 0.8);
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    color: var(--text-main);
    cursor: pointer;
    z-index: 10;
    line-height: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 85, 0, 0.1);
    border-radius: 50%;
    border: 1px solid var(--accent-orange);
    transition: all 0.3s;
}

.close-modal:hover {
    color: var(--accent-orange);
    background: rgba(255, 85, 0, 0.2);
    transform: rotate(90deg);
}

.modal-body {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 0;
}

#modal-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 400px;
}

.modal-info {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

@media (max-width: 768px) {
    .modal {
        padding: 0;
        align-items: flex-start;
    }

    .modal-content {
        max-width: 100%;
        width: 100%;
        margin: 0;
        border-radius: 0;
        min-height: 100vh;
    }

    .modal-body {
        grid-template-columns: 1fr;
    }

    #modal-img {
        max-height: 250px;
        object-fit: cover;
    }

    .modal-info {
        padding: 1.5rem;
    }

    .close-modal {
        position: fixed;
        top: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
        font-size: 2rem;
        background: rgba(255, 85, 0, 0.95);
        border: 2px solid var(--accent-orange);
        box-shadow: 0 4px 12px rgba(255, 85, 0, 0.4);
        z-index: 4000;
    }
}

/* Typing Effect */
.typing-cursor::after {
    content: '|';
    animation: blink 1s infinite;
    color: var(--accent-orange);
}

@keyframes blink {

    0%,
    100% {
        transition: opacity 0.5s ease, visibility 0.5s ease;
    }

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

    .loader-spinner {
        width: 50px;
        height: 50px;
        border: 3px solid rgba(255, 102, 0, 0.3);
        border-radius: 50%;
        border-top-color: var(--primary);
        animation: spin 1s ease-in-out infinite;
        margin: 0 auto 1rem;
    }

    .loader-text {
        font-family: 'Outfit', sans-serif;
        color: var(--primary);
        font-size: 0.9rem;
        letter-spacing: 2px;
        font-weight: 600;
        text-transform: uppercase;
        animation: pulse 1.5s ease-in-out infinite;
    }

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

    @keyframes pulse {

        0%,
        100% {
            opacity: 1;
        }

        50% {
            opacity: 1;
        }

        50% {
            opacity: 0;
        }
    }

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

    .loader-spinner {
        width: 50px;
        height: 50px;
        border: 3px solid rgba(255, 102, 0, 0.3);
        border-radius: 50%;
        border-top-color: var(--primary);
        animation: spin 1s ease-in-out infinite;
        margin: 0 auto 1rem;
    }

    .loader-text {
        font-family: 'Outfit', sans-serif;
        color: var(--primary);
        font-size: 0.9rem;
        letter-spacing: 2px;
        font-weight: 600;
        text-transform: uppercase;
        animation: pulse 1.5s ease-in-out infinite;
    }

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

    @keyframes pulse {

        0%,
        100% {
            opacity: 1;
        }

        50% {
            opacity: 0.5;
        }
    }

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

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes slideUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Animation utility classes */
    .animate-fade-in {
        animation: fadeIn 0.8s ease-out forwards;
        opacity: 0;
    }

    .animate-delay-1 {
        animation-delay: 0.2s;
    }

    .animate-delay-2 {
        animation-delay: 0.4s;
    }

    .animate-delay-3 {
        animation-delay: 0.6s;
    }

    .animate-slide-up {
        animation: slideUp 0.8s ease-out forwards;
        opacity: 0;
    }