/* ========================================================================== AIGround — Global Design System (style.css) Light, modern, editorial. Vanilla CSS. Fonts loaded in HTML . ========================================================================== */ /* -------------------------------------------------------------------------- SECTION 1 — Design tokens -------------------------------------------------------------------------- */ :root { --color-bg: #FAFAF9; --color-surface: #FFFFFF; --color-surface-alt: #F0EFEA; --color-border: #E5E4DF; --color-border-strong: #C9C8C3; --color-text-primary: #1A1A1A; --color-text-secondary: #6B6B6B; --color-text-muted: #9B9B9B; --color-accent: #2D7D6F; --color-accent-hover: #236358; --color-accent-light: rgba(45, 125, 111, 0.08); --color-accent-glow: rgba(45, 125, 111, 0.15); --color-success: #22C55E; --color-warning: #D97706; --color-error: #EF4444; --nav-height: 64px; --max-width: 1100px; --radius-sm: 4px; --radius: 8px; --radius-lg: 12px; --radius-xl: 20px; --radius-pill: 999px; --font-base: 'Plus Jakarta Sans', system-ui, sans-serif; --transition: 0.2s ease; --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04); --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.05); --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08), 0 4px 6px rgba(0, 0, 0, 0.04); } /* -------------------------------------------------------------------------- SECTION 2 — Reset + base -------------------------------------------------------------------------- */ *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; } html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-height) + 16px); } body { background: var(--color-bg); color: var(--color-text-primary); font-family: var(--font-base); font-size: 1rem; font-weight: 400; line-height: 1.8; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; padding-top: var(--nav-height); } img, video { max-width: 100%; height: auto; display: block; } :focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; } /* -------------------------------------------------------------------------- SECTION 3 — Typography -------------------------------------------------------------------------- */ h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; color: var(--color-text-primary); } h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; color: var(--color-text-primary); } h3 { font-size: 1.25rem; font-weight: 700; line-height: 1.3; color: var(--color-text-primary); } h4 { font-size: 1rem; font-weight: 600; color: var(--color-text-primary); } p { line-height: 1.8; max-width: 65ch; color: var(--color-text-secondary); } a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); } a:hover { text-decoration: underline; } strong { color: var(--color-text-primary); font-weight: 700; } em { font-style: italic; } code { font-family: 'Courier New', Courier, monospace; font-size: 0.85em; background: #F0EFEA; padding: 2px 6px; border-radius: 4px; color: #1A1A1A; } .gradient-text { color: var(--color-accent); } .text-center { text-align: center; } .text-muted { color: var(--color-text-muted); } .text-secondary { color: var(--color-text-secondary); } .text-accent { color: var(--color-accent); } /* -------------------------------------------------------------------------- SECTION 4 — Layout -------------------------------------------------------------------------- */ .container { max-width: var(--max-width); margin-inline: auto; padding-inline: clamp(16px, 4vw, 32px); } .section { padding-block: clamp(64px, 10vw, 96px); } .section--alt { padding-block: clamp(64px, 10vw, 96px); background: var(--color-surface-alt); } .section--white { padding-block: clamp(64px, 10vw, 96px); background: var(--color-surface); } .grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; } .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; } .flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; } .flex-center { display: flex; justify-content: center; align-items: center; gap: 16px; } .stack { display: flex; flex-direction: column; gap: 16px; } /* -------------------------------------------------------------------------- SECTION 5 — Navigation -------------------------------------------------------------------------- */ .nav { position: fixed; top: 0; left: 0; width: 100%; height: var(--nav-height); z-index: 100; background: rgba(250, 250, 249, 0.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--color-border); contain: layout; } .nav-inner { display: flex; justify-content: space-between; align-items: center; height: 100%; max-width: var(--max-width); margin-inline: auto; padding-inline: clamp(16px, 4vw, 32px); } .nav-logo { font-size: 1.2rem; font-weight: 800; color: var(--color-text-primary); text-decoration: none; display: inline-flex; align-items: center; } .nav-logo:hover { text-decoration: none; } .nav-logo::after { content: "\00B7"; color: var(--color-accent); margin-left: 2px; font-size: 1.4rem; } .nav-links { display: flex; align-items: center; gap: 32px; list-style: none; } .nav-links li { list-style: none; } .nav-links a { font-size: 0.875rem; font-weight: 500; color: var(--color-text-secondary); text-decoration: none; transition: color var(--transition); } .nav-links a:hover { color: var(--color-text-primary); } .nav-links a.is-active { color: var(--color-text-primary); font-weight: 600; } .nav-cta { display: inline-flex; align-items: center; background: var(--color-accent); color: #fff; font-size: 0.875rem; font-weight: 600; padding: 8px 20px; border-radius: var(--radius-pill); text-decoration: none; transition: all var(--transition); } .nav-cta:hover { background: var(--color-accent-hover); color: #fff; transform: translateY(-1px); text-decoration: none; } .nav-mobile-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 40px; padding: 8px; background: none; border: none; cursor: pointer; } .nav-mobile-toggle span { display: block; width: 100%; height: 2px; background: var(--color-text-primary); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); } /* -------------------------------------------------------------------------- SECTION 6 — Pill badges -------------------------------------------------------------------------- */ .pill-badge { display: inline-flex; align-items: center; padding: 4px 12px; border-radius: var(--radius-pill); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; background: var(--color-accent-light); color: var(--color-accent); border: 1px solid rgba(45, 125, 111, 0.2); margin-bottom: 16px; } .pill-badge--gray { background: #F0EFEA; color: var(--color-text-secondary); border-color: var(--color-border); } .pill-badge--amber { background: rgba(217, 119, 6, 0.08); color: #D97706; border-color: rgba(217, 119, 6, 0.2); } /* -------------------------------------------------------------------------- SECTION 7 — Buttons -------------------------------------------------------------------------- */ .btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--color-accent); color: #fff; font-weight: 600; font-family: var(--font-base); font-size: 0.95rem; padding: 12px 28px; border-radius: var(--radius-pill); border: none; cursor: pointer; text-decoration: none; transition: all var(--transition); will-change: transform; } .btn-primary:hover { background: var(--color-accent-hover); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); text-decoration: none; } .btn-secondary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: transparent; border: 2px solid var(--color-accent); color: var(--color-accent); font-weight: 600; font-family: var(--font-base); font-size: 0.95rem; padding: 12px 28px; border-radius: var(--radius-pill); cursor: pointer; text-decoration: none; transition: all var(--transition); } .btn-secondary:hover { background: var(--color-accent-light); transform: translateY(-1px); text-decoration: none; } .btn-ghost { display: inline-flex; align-items: center; gap: 6px; background: none; border: none; color: var(--color-accent); font-weight: 600; font-size: 0.9rem; cursor: pointer; text-decoration: none; transition: opacity var(--transition); } .btn-ghost:hover { opacity: 0.7; text-decoration: none; } .btn-lg { padding: 14px 32px; font-size: 1.05rem; } .btn-block { width: 100%; } /* -------------------------------------------------------------------------- SECTION 8 — Icon boxes -------------------------------------------------------------------------- */ .icon-box { width: 44px; height: 44px; border-radius: 10px; background: var(--color-accent-light); border: 1px solid rgba(45, 125, 111, 0.2); display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-bottom: 16px; } .icon-box svg { width: 20px; height: 20px; stroke: var(--color-accent); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; } /* -------------------------------------------------------------------------- SECTION 9 — Cards -------------------------------------------------------------------------- */ .card { display: flex; flex-direction: column; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-sm); transition: all var(--transition); } .card:hover { box-shadow: var(--shadow-md); border-color: var(--color-border-strong); transform: translateY(-2px); } .card-title { font-size: 1.1rem; font-weight: 700; color: var(--color-text-primary); margin-bottom: 8px; } /* Course catalogue cards — gradient header + tag row */ .course-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; } .course-card { display: flex; flex-direction: column; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow: hidden; transition: all var(--transition); } .course-card:hover { box-shadow: var(--shadow-md); border-color: var(--color-border-strong); transform: translateY(-2px); } .course-card.card--locked:hover { transform: none; box-shadow: var(--shadow-sm); } .course-card-header { height: 200px; display: flex; align-items: center; justify-content: center; font-size: 3rem; } .course-card-body { display: flex; flex-direction: column; gap: 12px; padding: 24px; } .tag-row { display: flex; flex-wrap: wrap; gap: 8px; } .tag { font-size: 0.75rem; color: var(--color-text-muted); background: var(--color-surface-alt); border: 1px solid var(--color-border); padding: 2px 10px; border-radius: var(--radius-pill); } .card-body > p { font-size: 0.9rem; color: var(--color-text-secondary); margin-bottom: 16px; } .card-tag { align-self: flex-start; display: inline-flex; align-items: center; padding: 4px 12px; border-radius: var(--radius-pill); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; background: var(--color-accent-light); color: var(--color-accent); border: 1px solid rgba(45, 125, 111, 0.2); margin-bottom: 12px; } .card-meta { display: flex; gap: 16px; flex-wrap: wrap; font-size: 0.8rem; color: var(--color-text-muted); margin-top: auto; padding-top: 16px; } .card-cta { display: inline-flex; align-items: center; gap: 6px; color: var(--color-accent); font-size: 0.875rem; font-weight: 600; text-decoration: none; margin-top: 16px; } .card-cta:hover { text-decoration: underline; } .card--locked { opacity: 0.6; pointer-events: none; position: relative; } .card--locked::after { content: "Coming Soon"; position: absolute; top: 16px; right: 16px; display: inline-flex; align-items: center; padding: 4px 12px; border-radius: var(--radius-pill); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; background: #F0EFEA; color: var(--color-text-secondary); border: 1px solid var(--color-border); } /* Coming-soon card that stays fully interactive (normal opacity, clickable CTA) */ .card--soon { position: relative; } .status-live { display: inline-flex; align-items: center; gap: 6px; font-size: 0.8rem; font-weight: 600; color: var(--color-success); } .status-live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex-shrink: 0; } .status-soon { display: inline-flex; align-items: center; gap: 6px; font-size: 0.8rem; font-weight: 600; color: var(--color-text-muted); } .status-soon::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex-shrink: 0; } /* -------------------------------------------------------------------------- SECTION 10 — Hero -------------------------------------------------------------------------- */ .hero { padding-block: clamp(80px, 12vw, 120px); text-align: center; background: var(--color-bg); position: relative; overflow: hidden; } .hero-content { max-width: 720px; margin: 0 auto; padding-inline: 16px; position: relative; z-index: 1; } .hero-title { margin-bottom: 20px; color: var(--color-text-primary); } .hero-subtitle { font-size: 1.1rem; color: var(--color-text-secondary); max-width: 540px; margin: 0 auto 32px; line-height: 1.7; } .hero-ctas { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 56px; } .trust-bar { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 0; font-size: 0.85rem; color: var(--color-text-muted); } .trust-item { padding: 0 20px; display: flex; align-items: center; gap: 8px; } .trust-item:not(:first-child) { border-left: 1px solid var(--color-border); } .trust-icon { font-size: 1rem; } /* Hero image + generic image/figure blocks (global — used outside course pages too) */ .hero-image-block { max-width: var(--max-width); margin: 56px auto 0; padding-inline: clamp(16px, 4vw, 32px); } .image-block { margin-block: 32px; } .image-block img { width: 100%; border-radius: var(--radius-lg); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); } .image-block figcaption { font-size: 0.8rem; color: var(--color-text-muted); text-align: center; margin-top: 10px; font-style: italic; } /* Start-here stage cards (number + content row) */ .stage-card { flex-direction: row; gap: 20px; align-items: flex-start; } .stage-number { font-size: 4rem; font-weight: 800; color: var(--color-accent); line-height: 1; width: 80px; flex-shrink: 0; text-align: center; } .stage-content { flex: 1; display: flex; flex-direction: column; align-items: flex-start; gap: 10px; } /* About page two-column split */ .about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; } @media (max-width: 768px) { .stage-card { flex-direction: column; gap: 12px; } .stage-number { font-size: 2rem; width: auto; text-align: left; } .about-grid { grid-template-columns: 1fr; } } /* -------------------------------------------------------------------------- SECTION 11 — Email capture -------------------------------------------------------------------------- */ .email-section { background: var(--color-surface-alt); border-top: 3px solid var(--color-accent); text-align: center; padding-block: clamp(64px, 10vw, 96px); } .email-section h2 { margin-bottom: 8px; } .email-section p { max-width: 420px; margin: 0 auto; } .email-form { display: flex; gap: 10px; max-width: 460px; margin: 24px auto 0; flex-wrap: wrap; } .email-input { flex: 1; min-width: 200px; background: #fff; border: 1px solid var(--color-border-strong); border-radius: var(--radius-pill); padding: 12px 20px; font-family: var(--font-base); font-size: 0.95rem; color: var(--color-text-primary); transition: border-color var(--transition); } .email-input:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-light); } /* -------------------------------------------------------------------------- SECTION 12 — Footer -------------------------------------------------------------------------- */ footer { background: var(--color-surface); border-top: 1px solid var(--color-border); padding-block: 48px; } .footer-inner { max-width: var(--max-width); margin-inline: auto; padding-inline: clamp(16px, 4vw, 32px); display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: start; } .footer-brand p { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 8px; max-width: 260px; } .footer-logo { font-size: 1.2rem; font-weight: 800; color: var(--color-text-primary); text-decoration: none; display: inline-flex; align-items: center; } .footer-logo::after { content: "\00B7"; color: var(--color-accent); margin-left: 2px; font-size: 1.4rem; } .footer-links-group { display: flex; gap: 48px; } .footer-col h4 { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); margin-bottom: 12px; } .footer-col ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 8px; } .footer-col ul li a { font-size: 0.875rem; color: var(--color-text-secondary); text-decoration: none; transition: color var(--transition); } .footer-col ul li a:hover { color: var(--color-text-primary); } .footer-bottom { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; padding-top: 32px; border-top: 1px solid var(--color-border); } .footer-copy { font-size: 0.8rem; color: var(--color-text-muted); } /* -------------------------------------------------------------------------- SECTION 13 — Mobile (≤768px) -------------------------------------------------------------------------- */ @media (max-width: 768px) { .nav-links { display: none; } .nav-links.open { display: flex; flex-direction: column; position: fixed; top: var(--nav-height); left: 0; width: 100%; background: var(--color-surface); border-bottom: 1px solid var(--color-border); padding: 20px; gap: 8px; z-index: 99; } .nav-mobile-toggle { display: flex; } .grid-2, .grid-3 { grid-template-columns: 1fr; } .hero { padding-block: 64px 48px; } .hero-ctas { flex-direction: column; align-items: center; } .trust-bar { flex-direction: column; gap: 12px; } .trust-item { border-left: none; } .email-form { flex-direction: column; } .footer-inner { grid-template-columns: 1fr; } .footer-links-group { flex-direction: column; gap: 24px; } /* Courses grid — single column on mobile */ .course-grid { grid-template-columns: 1fr; } /* Course card gradient header — shorter on mobile */ .course-card-header { height: 160px; } /* Hide the nav Subscribe pill on mobile (links live in the open menu) */ .nav-cta { display: none; } }