/* ================================================================ CSS CUSTOM PROPERTIES — LIGHT MODE (default) ================================================================ */ :root { --navbar-h: 64px; --clr-bg: #f7f8fc; --clr-surface: #ffffff; --clr-text: #1a1b2e; --clr-text-muted: #5a607a; --clr-accent: #4361ee; --clr-accent-hover: #3451d1; --clr-border: #e2e5f0; --clr-nav-bg: rgba(247, 248, 252, 0.88); --clr-shadow: rgba(0, 0, 0, 0.07); --clr-shadow-accent:rgba(67, 97, 238, 0.18); --radius: 8px; --radius-card: 14px; --section-py: 96px; --container: 1160px; --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; } /* ================================================================ DARK MODE OVERRIDES ================================================================ */ [data-theme="dark"] { --clr-bg: #0d0e17; --clr-surface: #161724; --clr-text: #e4e6f4; --clr-text-muted: #878fa8; --clr-accent: #6b84ff; --clr-accent-hover: #849aff; --clr-border: #23253a; --clr-nav-bg: rgba(13, 14, 23, 0.90); --clr-shadow: rgba(0, 0, 0, 0.30); --clr-shadow-accent:rgba(107, 132, 255, 0.22); } /* ================================================================ LANGUAGE VISIBILITY — driven by ================================================================ */ html:not([lang="en"]) .lang-en { display: none; } html[lang="en"] .lang-pl { display: none; } /* Theme icon visibility */ [data-theme="light"] .icon-sun { display: none; } [data-theme="dark"] .icon-moon { display: none; } /* ================================================================ RESET & BASE ================================================================ */ *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; } html { scroll-behavior: smooth; scroll-padding-top: var(--navbar-h); font-size: 16px; -webkit-text-size-adjust: 100%; } body { font-family: var(--font); background-color: var(--clr-bg); color: var(--clr-text); line-height: 1.65; padding-top: var(--navbar-h); overflow-x: hidden; min-width: 320px; transition: background-color 0.3s ease, color 0.3s ease; } h1, h2, h3 { line-height: 1.2; font-weight: 700; color: var(--clr-text); } a { color: var(--clr-accent); text-decoration: none; transition: color 0.2s ease; } a:hover { color: var(--clr-accent-hover); } img { max-width: 100%; display: block; } ul { list-style: none; } /* Focus ring — keyboard navigation */ :focus-visible { outline: 2px solid var(--clr-accent); outline-offset: 3px; border-radius: var(--radius); } /* ================================================================ LAYOUT HELPERS ================================================================ */ .container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 28px; } .section { padding: var(--section-py) 0; background-color: var(--clr-bg); transition: background-color 0.3s ease; } .section-alt { background-color: var(--clr-surface); transition: background-color 0.3s ease; } .section-title { font-size: clamp(1.6rem, 3vw, 2.1rem); text-align: center; margin-bottom: 56px; letter-spacing: -0.01em; } .section-title::after { content: ''; display: block; width: 40px; height: 3px; background-color: var(--clr-accent); border-radius: 2px; margin: 10px auto 0; transition: background-color 0.3s ease; } /* ================================================================ BUTTONS ================================================================ */ .btn-primary { display: inline-flex; align-items: center; gap: 8px; padding: 12px 30px; background-color: var(--clr-accent); color: #fff; border-radius: var(--radius); font-weight: 600; font-size: 0.95rem; letter-spacing: 0.01em; border: none; cursor: pointer; text-decoration: none; box-shadow: 0 4px 16px var(--clr-shadow-accent); transition: background-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease; } .btn-primary:hover { background-color: var(--clr-accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px var(--clr-shadow-accent); } .btn-primary:active { transform: translateY(0); } /* ================================================================ NAVBAR ================================================================ */ .navbar { position: fixed; top: 0; left: 0; right: 0; height: var(--navbar-h); z-index: 1000; background-color: var(--clr-nav-bg); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--clr-border); transition: background-color 0.3s ease, border-color 0.3s ease; } .navbar-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; max-width: var(--container); margin: 0 auto; padding: 0 28px; gap: 16px; } .navbar-brand { font-size: 1.05rem; font-weight: 700; color: var(--clr-text); white-space: nowrap; flex-shrink: 0; text-decoration: none; transition: color 0.2s ease; } .navbar-brand:hover { color: var(--clr-accent); } .navbar-controls { display: flex; align-items: center; gap: 8px; flex-shrink: 0; } /* ---------------------------------------------------------------- Control buttons (theme toggle, lang toggle, nav dropdown btn) ---------------------------------------------------------------- */ .ctrl-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 36px; min-width: 36px; padding: 0 10px; border: 1px solid var(--clr-border); border-radius: var(--radius); background: transparent; color: var(--clr-text); cursor: pointer; font-size: 0.82rem; font-family: var(--font); font-weight: 600; white-space: nowrap; transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease; } .ctrl-btn:hover { background-color: var(--clr-border); } /* ================================================================ NAVIGATION DROPDOWN ================================================================ */ .nav-dd-wrap { position: relative; } .nav-dd-btn { padding: 0 12px; } .dd-arrow { flex-shrink: 0; transition: transform 0.2s ease; } .nav-dd-btn[aria-expanded="true"] .dd-arrow { transform: rotate(180deg); } .nav-dd-menu { position: absolute; top: calc(100% + 6px); right: 0; min-width: 176px; background-color: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-card); box-shadow: 0 10px 32px var(--clr-shadow); padding: 6px; z-index: 1001; opacity: 0; pointer-events: none; transform: translateY(-8px); transition: opacity 0.15s ease, transform 0.15s ease, background-color 0.3s ease, border-color 0.3s ease; } .nav-dd-menu.open { opacity: 1; pointer-events: auto; transform: translateY(0); } .nav-dd-menu li a { display: block; padding: 9px 12px; border-radius: 6px; color: var(--clr-text); font-size: 0.875rem; font-weight: 500; transition: background-color 0.15s ease, color 0.15s ease; } .nav-dd-menu li a:hover { background-color: var(--clr-bg); color: var(--clr-accent); } /* ================================================================ HERO SECTION ================================================================ */ .section-home { min-height: calc(100vh - var(--navbar-h)); display: flex; align-items: center; background-color: var(--clr-bg); background-image: radial-gradient(var(--clr-border) 1.2px, transparent 1.2px); background-size: 28px 28px; transition: background-color 0.3s ease; } .hero-container { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 24px; padding-top: 48px; padding-bottom: 64px; } .hero-eyebrow { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--clr-accent); transition: color 0.3s ease; } .hero-title { font-size: clamp(2rem, 5.5vw, 3.4rem); font-weight: 800; letter-spacing: -0.025em; max-width: 740px; color: var(--clr-text); } .hero-subtitle { font-size: clamp(1rem, 2vw, 1.15rem); color: var(--clr-text-muted); max-width: 580px; line-height: 1.75; transition: color 0.3s ease; } /* ================================================================ SERVICES GRID ================================================================ */ .services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; } .service-card { background-color: var(--clr-bg); border: 1px solid var(--clr-border); border-radius: var(--radius-card); padding: 32px 28px; transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.3s ease; } .service-card:hover { transform: translateY(-5px); box-shadow: 0 14px 36px var(--clr-shadow-accent); border-color: var(--clr-accent); } .service-icon { font-size: 2rem; margin-bottom: 18px; line-height: 1; } .service-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 12px; } .service-card p { font-size: 0.9rem; color: var(--clr-text-muted); line-height: 1.7; transition: color 0.3s ease; } /* ================================================================ PRICING SECTION ================================================================ */ .pricing-box { max-width: 620px; margin: 0 auto; text-align: center; background-color: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-card); padding: 52px 48px; display: flex; flex-direction: column; align-items: center; gap: 18px; transition: background-color 0.3s ease, border-color 0.3s ease; } .pricing-lead { font-size: 1.4rem; font-weight: 700; color: var(--clr-text); letter-spacing: -0.01em; } .pricing-text { font-size: 1rem; color: var(--clr-text-muted); line-height: 1.75; transition: color 0.3s ease; } /* ================================================================ ABOUT SECTION ================================================================ */ .about-inner { display: flex; align-items: flex-start; gap: 52px; } .about-photo-wrap { flex-shrink: 0; width: 200px; height: 200px; border-radius: 50%; overflow: hidden; background-color: var(--clr-border); display: flex; align-items: center; justify-content: center; position: relative; border: 3px solid var(--clr-accent); box-shadow: 0 0 0 6px var(--clr-surface); transition: border-color 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease; } .about-placeholder { font-size: 80px; opacity: 0.2; line-height: 1; user-select: none; pointer-events: none; } .about-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; } .about-text p { font-size: 1rem; color: var(--clr-text-muted); line-height: 1.75; margin-bottom: 18px; transition: color 0.3s ease; } .about-text p:last-child { margin-bottom: 0; } /* ================================================================ CONTACT SECTION ================================================================ */ .contact-card { max-width: 520px; margin: 0 auto; background-color: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-card); padding: 44px 40px; display: flex; flex-direction: column; gap: 0; transition: background-color 0.3s ease, border-color 0.3s ease; } .contact-item { display: flex; align-items: flex-start; gap: 18px; padding: 8px 0; } .contact-divider { height: 1px; background-color: var(--clr-border); margin: 16px 0; transition: background-color 0.3s ease; } .contact-icon-wrap { flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--radius); background-color: var(--clr-bg); border: 1px solid var(--clr-border); display: flex; align-items: center; justify-content: center; color: var(--clr-accent); transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease; } .contact-details { display: flex; flex-direction: column; gap: 4px; padding-top: 2px; } .contact-label { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--clr-text-muted); transition: color 0.3s ease; } .contact-value { font-size: 1rem; font-weight: 600; color: var(--clr-accent); word-break: break-all; } .contact-value:hover { color: var(--clr-accent-hover); text-decoration: underline; } .contact-note { font-size: 0.8rem; color: var(--clr-text-muted); transition: color 0.3s ease; } /* ================================================================ FOOTER ================================================================ */ .footer { background-color: var(--clr-surface); border-top: 1px solid var(--clr-border); padding: 24px 0; text-align: center; transition: background-color 0.3s ease, border-color 0.3s ease; } .footer p { font-size: 0.85rem; color: var(--clr-text-muted); transition: color 0.3s ease; } /* ================================================================ RESPONSIVE — tablet ================================================================ */ @media (max-width: 860px) { :root { --section-py: 72px; } .about-inner { flex-direction: column; align-items: center; text-align: center; gap: 36px; } .about-photo-wrap { width: 170px; height: 170px; } .about-placeholder { font-size: 68px; } .pricing-box { padding: 40px 32px; } } /* ================================================================ RESPONSIVE — mobile ================================================================ */ @media (max-width: 600px) { :root { --section-py: 56px; } .container { padding: 0 18px; } .services-grid { grid-template-columns: 1fr; } .contact-card { padding: 32px 22px; } .pricing-box { padding: 32px 20px; } .navbar-brand { font-size: 0.95rem; } .ctrl-btn { height: 34px; min-width: 34px; padding: 0 8px; font-size: 0.78rem; } .nav-dd-btn { padding: 0 8px; } } @media (max-width: 360px) { .navbar-controls { gap: 5px; } .navbar-inner { padding: 0 14px; } }