/* İsmail Usta — refined dark engineering portfolio */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-deep: #07080c;
    --bg-base: #0c0e14;
    --bg-raised: #12151e;
    --bg-card: #161a24;
    --bg-card-hover: #1b2030;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --text-primary: #f0f2f7;
    --text-secondary: #9aa3b5;
    --text-muted: #6b7384;
    --accent: #e8a54b;
    --accent-dim: rgba(232, 165, 75, 0.14);
    --accent-glow: rgba(232, 165, 75, 0.35);
    --cyan: #3ecfb0;
    --cyan-dim: rgba(62, 207, 176, 0.12);
    --font-display: "Bricolage Grotesque", system-ui, sans-serif;
    --font-body: "DM Sans", system-ui, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.45);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.55);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    --nav-h: 72px;
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-optical-sizing: auto;
    font-size: 1.0625rem;
    color: var(--text-primary);
    line-height: 1.65;
    background: var(--bg-deep);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 2rem);
}

/* —— Navigation —— */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(7, 8, 12, 0.72);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-bottom: 1px solid transparent;
    transition: box-shadow var(--transition), border-color var(--transition);
}

.navbar.nav-scrolled {
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--border);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--nav-h);
    padding: 0.5rem 0;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: clamp(1rem, 2.5vw, 2rem);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: 0.01em;
    transition: color var(--transition);
    position: relative;
    padding: 0.35rem 0;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--cyan));
    border-radius: 2px;
    transition: width var(--transition);
}

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    padding: 0.5rem;
    background: transparent;
    border: none;
    color: inherit;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* —— Hero —— */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding-top: var(--nav-h);
    padding-bottom: 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: radial-gradient(ellipse 120% 80% at 50% -20%, rgba(62, 207, 176, 0.09) 0%, transparent 50%),
        radial-gradient(ellipse 80% 50% at 100% 50%, rgba(232, 165, 75, 0.06) 0%, transparent 45%),
        var(--bg-base);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    pointer-events: none;
}

.hero-glow--1 {
    width: min(480px, 60vw);
    height: min(480px, 60vw);
    top: -10%;
    right: -5%;
    background: var(--cyan);
    opacity: 0.12;
}

.hero-glow--2 {
    width: min(360px, 45vw);
    height: min(360px, 45vw);
    bottom: 10%;
    left: -10%;
    background: var(--accent);
    opacity: 0.1;
}

.hero-noise {
    position: absolute;
    inset: 0;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='a'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23a)'/%3E%3C/svg%3E");
    pointer-events: none;
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 6vw, 4.5rem);
    align-items: center;
}

.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--cyan);
    margin-bottom: 1.25rem;
    animation: fadeInUp 0.75s ease-out both;
}

.hero-eyebrow-line {
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), transparent);
    border-radius: 2px;
}

.hero-title {
    margin-bottom: 0.75rem;
}

.greeting {
    display: block;
    font-family: var(--font-body);
    font-size: clamp(1rem, 2vw, 1.125rem);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
    letter-spacing: 0.02em;
    animation: fadeInUp 0.75s ease-out 0.05s both;
}

.name {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 3.75rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.035em;
    background: linear-gradient(180deg, #fff 0%, #c5cad8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out 0.12s both;
}

.hero-subtitle {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-description {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 38rem;
    line-height: 1.75;
    animation: fadeInUp 0.8s ease-out 0.28s both;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    animation: fadeInUp 0.8s ease-out 0.36s both;
}

.btn {
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    cursor: pointer;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #d4923d 100%);
    color: #0a0b0e;
    box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
}

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

.btn-secondary:hover {
    background: var(--bg-raised);
    border-color: var(--cyan);
    color: var(--cyan);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.9s ease-out 0.25s both;
}

.floating-card {
    position: relative;
    width: clamp(260px, 32vw, 360px);
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    animation: float 7s ease-in-out infinite;
}

.floating-card-ring {
    position: absolute;
    inset: -3px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--accent) 0%, var(--cyan) 50%, transparent 100%);
    opacity: 0.45;
    z-index: 0;
}

.floating-card-ring::after {
    content: "";
    position: absolute;
    inset: 2px;
    border-radius: calc(var(--radius-lg) - 2px);
    background: var(--bg-base);
    z-index: 0;
}

.card-content {
    position: relative;
    z-index: 1;
    width: calc(100% - 8px);
    height: calc(100% - 8px);
    border-radius: calc(var(--radius-lg) - 4px);
    overflow: hidden;
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-lg);
}

.icon-box {
    width: 100%;
    height: 100%;
    display: block;
}

.icon-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2.5s ease-in-out infinite;
    opacity: 0.7;
}

.mouse {
    width: 22px;
    height: 36px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 7px;
    background: var(--accent);
    border-radius: 2px;
    position: absolute;
    top: 7px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease-in-out infinite;
}

/* —— Sections shared —— */
.section-header {
    text-align: left;
    margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
    max-width: 42rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--cyan);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.35rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    line-height: 1.2;
}

/* —— About —— */
.about {
    padding: clamp(4rem, 10vw, 6.5rem) 0;
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
}

.about-content {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
}

.about-description {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    margin-bottom: 1.35rem;
    line-height: 1.78;
}

.skills {
    margin-top: 2rem;
}

.skill-item {
    margin-bottom: 1.35rem;
}

.skill-name {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.skill-bar {
    height: 6px;
    background: var(--bg-raised);
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--cyan), var(--accent));
    border-radius: 6px;
    transition: width 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.stat-card {
    text-align: center;
    padding: 1.75rem 1.25rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.35rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
}

/* —— Experience / Services —— */
.services {
    padding: clamp(4rem, 10vw, 6.5rem) 0;
    background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-deep) 100%);
    border-top: 1px solid var(--border);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.service-card {
    background: var(--bg-card);
    padding: 1.75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: transform var(--transition), border-color var(--transition), background var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--accent), var(--cyan));
    transition: height var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
    background: var(--bg-card-hover);
    border-color: var(--border-strong);
}

.service-card:hover::before {
    height: 100%;
}

.service-icon {
    width: 48px;
    height: 48px;
    background: var(--cyan-dim);
    border: 1px solid rgba(62, 207, 176, 0.25);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--cyan);
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.35;
}

.service-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.65;
}

/* —— Projects —— */
.projects {
    padding: clamp(4rem, 10vw, 6.5rem) 0;
    background: var(--bg-deep);
    border-top: 1px solid var(--border);
}

.projects .section-header {
    text-align: left;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.35rem;
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: rgba(62, 207, 176, 0.35);
    box-shadow: var(--shadow-md);
}

.project-image {
    height: 200px;
    background: linear-gradient(145deg, var(--bg-raised) 0%, #1a2235 100%);
    position: relative;
    overflow: hidden;
}

.project-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(7, 8, 12, 0.85) 100%);
    pointer-events: none;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(7, 8, 12, 0.72);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 2;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    color: var(--bg-deep);
    text-decoration: none;
    padding: 0.65rem 1.25rem;
    background: var(--accent);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    transition: background var(--transition), transform var(--transition);
}

.project-link:hover {
    background: #f0b85c;
    transform: scale(1.02);
}

.project-info {
    padding: 1.35rem 1.25rem 1.5rem;
}

.project-title {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
    line-height: 1.55;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.3rem 0.65rem;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

/* —— Contact —— */
.contact {
    padding: clamp(4rem, 10vw, 6.5rem) 0;
    background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-deep) 100%);
    border-top: 1px solid var(--border);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: clamp(2rem, 5vw, 3.5rem);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 1.15rem;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-dim);
    border: 1px solid rgba(232, 165, 75, 0.3);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-details h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.contact-web {
    margin-top: 0.5rem;
    font-size: 0.875rem;
}

.contact-link {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: color var(--transition), border-color var(--transition);
}

.contact-link:hover {
    color: var(--text-primary);
    border-bottom-color: var(--cyan);
}

.contact-link--accent {
    color: var(--cyan);
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.95rem 1.1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
    background: var(--bg-raised);
    color: var(--text-primary);
}

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

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(62, 207, 176, 0.5);
    box-shadow: 0 0 0 3px var(--cyan-dim);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.btn-full {
    width: 100%;
}

.contact .btn-primary {
    margin-top: 0.25rem;
}

/* —— References block —— */
.services--references {
    padding-top: 0;
    border-top: none;
}

/* —— Footer —— */
.footer {
    background: var(--bg-base);
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 2.25rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.25rem;
}

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

.social-links {
    display: flex;
    gap: 0.65rem;
}

.social-link {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: color var(--transition), border-color var(--transition), transform var(--transition), background var(--transition);
}

.social-link:hover {
    color: var(--accent);
    border-color: rgba(232, 165, 75, 0.4);
    background: var(--accent-dim);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* —— Animations —— */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

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

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-8px);
    }
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

/* —— Modal —— */
body.modal-open {
    overflow: hidden;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
}

.modal.is-open {
    display: block;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(4, 5, 8, 0.82);
    backdrop-filter: blur(8px);
}

.modal-dialog {
    position: relative;
    width: min(980px, calc(100% - 2rem));
    max-height: calc(100vh - 2rem);
    margin: 1rem auto;
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: auto;
    padding: 1.5rem;
}

.modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-raised);
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--text-primary);
    transition: border-color var(--transition), background var(--transition);
}

.modal-close:hover {
    border-color: var(--accent);
    background: var(--accent-dim);
}

.modal-header {
    padding-right: 3.5rem;
    margin-bottom: 1rem;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.modal-subtitle {
    color: var(--cyan);
    font-size: 0.9375rem;
    font-weight: 500;
}

.modal-body {
    display: block;
}

.modal-gallery {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-deep);
    border: 1px solid var(--border);
}

.modal-image {
    width: 100%;
    height: auto;
    max-height: calc(100vh - 260px);
    object-fit: cover;
    background: #000;
    display: block;
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: rgba(7, 8, 12, 0.75);
    color: #fff;
    cursor: pointer;
    display: grid;
    place-items: center;
    font-size: 1.5rem;
    transition: background var(--transition), border-color var(--transition);
}

.modal-nav:hover {
    background: var(--bg-card);
    border-color: var(--accent);
}

.modal-prev {
    left: 0.75rem;
}

.modal-next {
    right: 0.75rem;
}

.modal-thumbs {
    margin-top: 0.75rem;
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    padding-bottom: 0.25rem;
}

.modal-thumb {
    flex: 0 0 auto;
    width: 110px;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    overflow: hidden;
    padding: 0;
    background: transparent;
    cursor: pointer;
}

.modal-thumb img {
    width: 100%;
    height: 70px;
    object-fit: cover;
    display: block;
}

.modal-thumb.is-active {
    border-color: var(--accent);
}

/* —— Project card cover —— */
.project-image {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* —— Responsive —— */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-eyebrow {
        justify-content: center;
    }

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

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        order: 1;
        margin-bottom: 0.5rem;
    }

    .hero-text {
        order: 2;
    }

    .name {
        font-size: clamp(2.25rem, 8vw, 3.25rem);
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

    .contact-content {
        grid-template-columns: 1fr;
    }

    .section-header {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

    .projects .section-header {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: 0;
        right: 0;
        top: var(--nav-h);
        flex-direction: column;
        background: var(--bg-base);
        border-bottom: 1px solid var(--border);
        padding: 1.25rem 1.5rem 1.75rem;
        gap: 0;
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .nav-link {
        display: block;
        padding: 0.85rem 0;
    }

    .section-title {
        font-size: 1.65rem;
    }

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

    .about-stats {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .contact-form {
        padding: 1.35rem;
    }
}