/* ========================================================== ISPG PREMIUM UI CSS (FINAL CLEAN 100%) Project: Intelligent Scientific Poster Generator (ISPG) Supported Pages: - pages/index.html - pages/upload.html - pages/processing.html - pages/template.html - pages/poster_preview.html - pages/edit_poster.html Notes: - Posters (posterL1-L6.html) use their own inline CSS. - This file handles all UI pages. ========================================================== */ /* ========================================================== GOOGLE FONT ========================================================== */ @import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800;900&display=swap'); /* ========================================================== ROOT VARIABLES (GLOBAL THEME) — now Luminara Academic ========================================================== */ :root { --accent: #C59B3F; --bg-primary: #F8F9FC; --bg-secondary: #F1F4F9; --bg-card: #ffffff; --text-primary: #1A2332; --text-secondary: #54657E; --text-muted: #93A2B7; --border: #DCE3EC; --shadow-soft: 0 4px 12px rgba(27, 94, 132, 0.08), 0 1px 3px rgba(0,0,0,0.02); --shadow-strong: 0 12px 28px rgba(27, 94, 132, 0.12), 0 3px 10px rgba(0,0,0,0.03); --nav-bg: rgba(255, 255, 255, 0.85); --nav-link: #334155; --nav-hover: #1B5E84; --radius-lg: 22px; --radius-md: 14px; --radius-sm: 8px; --font-main: "Inter", sans-serif; } /* ========================================================== RESET & GLOBAL BASE ========================================================== */ * { box-sizing: border-box; padding: 0; margin: 0; } html { scroll-behavior: smooth; } body { margin: 0; font-family: var(--font-main); line-height: 1.6; overflow-x: hidden; background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary)); color: var(--text-primary); } /* Container layout */ .container { max-width: 1200px; margin: 0 auto; padding: 0 22px; } p { color: var(--text-secondary); font-size: 1.05rem; } h1, h2, h3, h4 { color: var(--text-primary); } /* ========================================================== GLOBAL BUTTONS ========================================================== */ .btn-cta { background: var(--accent); color: white; padding: 14px 35px; border-radius: 14px; text-decoration: none; font-weight: 900; transition: 0.25s ease; border: none; cursor: pointer; } .btn-cta:hover { transform: scale(1.05); box-shadow: 0 0 25px rgba(197, 155, 63, 0.35); } .btn-outline { border: 1px solid var(--border); color: var(--text-primary); padding: 14px 35px; border-radius: 14px; text-decoration: none; font-weight: 900; transition: 0.25s ease; background: white; cursor: pointer; } .btn-outline:hover { transform: scale(1.05); border-color: rgba(197, 155, 63, 0.4); box-shadow: var(--shadow-soft); } /* ========================================================== SECTION TITLES (INDEX PAGE GLOBAL) ========================================================== */ .section-title { font-size: 2.6rem; font-weight: 950; text-align: center; margin-bottom: 18px; } .section-title::after { content: ""; display: block; width: 70px; height: 4px; background: var(--accent); margin: 15px auto 0; border-radius: 10px; box-shadow: 0 0 12px rgba(197, 155, 63, 0.35); } .section-subtitle { text-align: center; color: var(--text-muted); margin-bottom: 60px; font-size: 1.1rem; } /* ========================================================== NAVBAR (ALL PAGES) ========================================================== */ .navbar { position: fixed; top: 0; width: 100%; background: var(--nav-bg); backdrop-filter: blur(18px); padding: 16px 0; z-index: 1000; border-bottom: 1px solid var(--border); } .nav-flex { display: flex; justify-content: space-between; align-items: center; } .logo { font-size: 1.8rem; font-weight: 900; color: var(--text-primary); letter-spacing: -1px; text-decoration: none; } .logo span { color: var(--accent); } .nav-links { list-style: none; display: flex; gap: 25px; align-items: center; } .nav-links a { text-decoration: none; color: var(--nav-link); font-weight: 700; transition: 0.3s; } .nav-links a:hover { color: var(--nav-hover); } .nav-links a i { font-size: 1.2rem; color: var(--nav-link); transition: 0.3s; } .nav-links a:hover i { color: var(--accent); transform: translateY(-2px); } /* ========================================================== GLOBAL BACKGROUND GLOW (DECORATION) ========================================================== */ .bg-glow { position: absolute; top: 20%; right: -10%; width: 750px; height: 480px; background: radial-gradient(circle, rgba(197, 155, 63, 0.25) 0%, transparent 70%); filter: blur(120px); z-index: -1; transform: rotate(-20deg); } /* ========================================================== INDEX PAGE (pages/index.html) ========================================================== */ /* ---------- HERO (two‑column layout) ---------- */ .hero { min-height: 100vh; display: flex; align-items: center; position: relative; padding-top: 150px; padding-bottom: 100px; background: linear-gradient(160deg, #ffffff 0%, #f1f4f9 100%); overflow: hidden; } /* Soft gold radial glow behind hero */ .hero::before { content: ""; position: absolute; top: -200px; right: -150px; width: 700px; height: 700px; background: radial-gradient(circle, rgba(197,155,63,0.12) 0%, transparent 70%); border-radius: 50%; z-index: 0; } /* Two‑column grid */ .hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; } /* Left content */ .hero-content { max-width: 100%; } .hero-content h1 { font-family: 'Playfair Display', Georgia, serif; font-size: clamp(2.8rem, 5vw, 4.2rem); font-weight: 800; line-height: 1.1; letter-spacing: -1px; color: var(--text-primary); margin-bottom: 22px; } /* Gradient text for "Stunning Scientific Posters" */ .hero-content h1 .highlight { /* Fallback solid colour (deep teal) */ color: var(--primary, #1B5E84); /* Gradient text for modern browsers */ background: linear-gradient(135deg, var(--primary, #1B5E84), var(--secondary, #5B8C5A)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; /* Prevents the gradient from disappearing if something overrides */ display: inline-block; } .hero-content p { font-size: 1.15rem; margin: 24px 0 40px; max-width: 90%; color: var(--text-secondary); } .hero-btns { display: flex; gap: 16px; flex-wrap: wrap; } /* Primary CTA – Gold gradient button */ .btn-cta { background: var(--gradient-gold); /* from :root */ color: #1A2332; padding: 16px 40px; border-radius: 50px; font-weight: 700; letter-spacing: 0.3px; box-shadow: 0 15px 30px rgba(197,155,63,0.25); transition: all 0.3s ease; border: none; cursor: pointer; text-decoration: none; display: inline-block; } .btn-cta:hover { transform: translateY(-3px); box-shadow: 0 22px 40px rgba(197,155,63,0.35); } /* Secondary outline button */ .btn-outline { border: 2px solid var(--border); background: transparent; color: var(--text-primary); padding: 16px 40px; border-radius: 50px; font-weight: 700; transition: 0.3s ease; text-decoration: none; display: inline-block; cursor: pointer; } .btn-outline:hover { border-color: var(--accent); background: rgba(197,155,63,0.05); } /* ---------- Right side decorative poster mockup ---------- */ .hero-visual { display: flex; justify-content: center; align-items: center; position: relative; } .poster-mockup { width: 90%; max-width: 420px; aspect-ratio: 3 / 4; /* mimics A4 ratio */ background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-strong); padding: 24px; display: flex; flex-direction: column; gap: 12px; transform: rotate(2deg); transition: transform 0.4s ease; } .poster-mockup:hover { transform: rotate(0deg) scale(1.03); } /* Dummy bars inside the mockup */ .mock-title { width: 60%; height: 14px; background: linear-gradient(90deg, var(--primary), var(--secondary)); border-radius: 10px; } .mock-line { height: 8px; background: #E2E8F0; border-radius: 10px; } .mock-line.short { width: 80%; } .mock-line.medium { width: 50%; } .mock-block { height: 40px; background: rgba(91,140,90,0.1); /* soft sage tint */ border-radius: 10px; margin-top: 8px; } /* Floating badge */ .float-badge { position: absolute; bottom: -20px; left: -10px; background: white; border-radius: 30px; padding: 10px 24px; box-shadow: var(--shadow-soft); font-weight: 700; color: var(--primary); font-size: 0.9rem; display: flex; align-items: center; gap: 8px; animation: floatBadge 3s ease-in-out infinite; } @keyframes floatBadge { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } } /* ---------- PROCESS & FEATURES SECTIONS ---------- */ .process-section { padding: 100px 0; border-top: 1px solid rgba(15, 23, 42, 0.08); position: relative; } /* Section titles now use serif for elegance */ .section-title { font-family: 'Playfair Display', serif; font-size: 2.8rem; font-weight: 700; text-align: center; margin-bottom: 18px; } .section-title::after { content: ""; display: block; width: 80px; height: 4px; background: var(--gradient-gold); margin: 15px auto 0; border-radius: 10px; } .section-subtitle { text-align: center; color: var(--text-muted); margin-bottom: 60px; font-size: 1.1rem; } .process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; } /* Cards with left accent bar */ .step-card { background: white; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 45px 35px; transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1); box-shadow: var(--shadow-soft); position: relative; overflow: hidden; } .step-card::before { content: ""; position: absolute; top: 0; left: 0; width: 6px; height: 100%; background: var(--gradient-accent); border-radius: 10px 0 0 10px; transition: width 0.3s ease; } .step-card:hover::before { width: 10px; } .step-card:hover { transform: translateY(-12px); border-color: var(--accent); box-shadow: var(--shadow-strong); } /* Icon boxes */ .icon-box { width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary-soft), #ffffff); display: flex; align-items: center; justify-content: center; border-radius: 18px; font-size: 2rem; color: var(--primary); margin-bottom: 28px; transition: 0.3s; } .step-card:hover .icon-box { background: var(--gradient-accent); color: white; transform: scale(1.1) rotate(-4deg); box-shadow: 0 10px 25px rgba(27,94,132,0.25); } .step-card h3 { font-size: 1.4rem; margin-bottom: 15px; font-weight: 950; } /* ---------- SAMPLES / SHOWCASE ---------- */ .samples-section { padding: 100px 0; background: rgba(255,255,255,0.7); backdrop-filter: blur(20px); border-top: 1px solid rgba(15, 23, 42, 0.08); } .poster-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 35px; } /* Premium gradient border on poster items */ .poster-item { position: relative; border-radius: var(--radius-lg); overflow: hidden; width: 100%; aspect-ratio: 594 / 841; background: linear-gradient(white, white) padding-box, linear-gradient(135deg, var(--accent), var(--primary)) border-box; border: 2px solid transparent; transition: all 0.4s ease; box-shadow: var(--shadow-soft); } .poster-item img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: 0.4s; } .poster-item:hover { transform: translateY(-14px) scale(1.02); box-shadow: 0 30px 45px rgba(27,94,132,0.15); } .poster-item:hover img { transform: scale(1.06); } .poster-overlay { position: absolute; inset: 0; background: linear-gradient(transparent 50%, rgba(15,23,42,0.9)); display: flex; align-items: flex-end; padding: 28px; opacity: 0; transition: 0.35s; color: white; } .poster-overlay span { font-size: 1.1rem; font-weight: 900; transform: translateY(15px); transition: 0.35s; } .poster-item:hover .poster-overlay { opacity: 1; } .poster-item:hover .poster-overlay span { transform: translateY(0); } /* ---------- FOOTER (polished) ---------- */ .footer { background: white; border-top: 1px solid var(--border); padding: 50px 0 30px; text-align: center; } .footer .project-title { font-weight: 800; font-size: 1.3rem; color: var(--primary); margin-bottom: 8px; } .footer .academic-info, .footer .university { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 4px; } .footer-divider { height: 2px; background: var(--gradient-gold); width: 80px; margin: 20px auto; border-radius: 5px; } .footer .copyright { color: var(--text-muted); font-size: 0.85rem; margin-top: 10px; } /* ========================================================== UPLOAD PAGE (pages/upload.html) ========================================================== */ /* Lock the page height & prevent scrolling */ body.upload-page { height: 100vh; overflow: hidden; } /* Make the main container fill the available space (below fixed navbar) */ body.upload-page .upload-container { height: calc(100vh - var(--header-height, 72px)); /* adjust 72px if your navbar is taller */ margin: 0 auto; /* center horizontally */ padding: 0 22px; /* horizontal padding only */ display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; position: relative; max-width: 1200px; /* your global container width */ } /* Prevent background glow from pushing layout */ body.upload-page .bg-glow { position: fixed; top: 0; right: 0; z-index: -1; } /* ---------- Step Indicator (top) ---------- */ .step-indicator { display: flex; align-items: center; gap: 12px; margin-bottom: 30px; font-weight: 700; } .step-indicator .step { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.9rem; background: white; border: 2px solid var(--border); color: var(--text-muted); transition: all 0.3s ease; } .step-indicator .step.active { background: var(--gradient-accent); color: white; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(27,94,132,0.1); } .step-indicator .step-connector { width: 40px; height: 2px; background: var(--border); border-radius: 2px; } /* ---------- Upload Header ---------- */ .upload-header { margin-bottom: 28px; max-width: 750px; } /* Gradient headline – visible even without custom properties */ .upload-title { font-family: 'Playfair Display', serif; font-size: clamp(2.2rem, 4vw, 2.8rem); font-weight: 700; margin-bottom: 10px; background: linear-gradient(135deg, var(--primary, #1B5E84), var(--secondary, #5B8C5A)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; color: var(--primary, #1B5E84); /* fallback solid colour */ display: inline-block; /* helps multi-line rendering */ } .upload-subtitle { font-size: 1.05rem; color: var(--text-secondary); line-height: 1.6; } /* ---------- Drop Zone ---------- */ .drop-zone { width: 100%; min-width: 300px; max-width: 680px; padding: 50px 40px; border: 2px dashed rgba(197, 155, 63, 0.45); border-radius: var(--radius-lg); background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(240,227,198,0.25) 100%); backdrop-filter: blur(14px); display: flex; flex-direction: column; align-items: center; justify-content: center; transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); box-shadow: var(--shadow-soft); position: relative; overflow: hidden; animation: borderPulse 3s ease-in-out infinite alternate; } /* Floating sparkle */ .drop-zone::after { content: "✦"; position: absolute; top: 18px; right: 24px; font-size: 2.4rem; color: var(--accent); opacity: 0.25; pointer-events: none; animation: floatSparkle 4s ease-in-out infinite; } @keyframes floatSparkle { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-10px) rotate(12deg); } } @keyframes borderPulse { from { border-color: rgba(197, 155, 63, 0.35); } to { border-color: rgba(197, 155, 63, 0.7); } } .drop-zone:hover { animation: none; border-color: rgba(197, 155, 63, 0.9); box-shadow: var(--shadow-strong); transform: translateY(-3px); } .drop-zone.drag-active { border-color: var(--accent); background: rgba(197, 155, 63, 0.12); transform: scale(1.01); animation: none; } .drop-zone.file-chosen { border-style: solid; border-color: var(--success); background: rgba(62,142,106,0.05); animation: none; } /* ---------- Upload Icon ---------- */ .upload-icon { font-size: 3.6rem; margin-bottom: 16px; color: var(--accent); filter: drop-shadow(0 12px 35px rgba(197, 155, 63, 0.35)); transition: transform 0.3s; } .drop-zone:hover .upload-icon { transform: translateY(-4px); } /* ---------- Text inside Drop Zone ---------- */ .upload-text { font-size: 1.2rem; font-weight: 800; margin-bottom: 10px; color: var(--text-primary); } .upload-note { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 18px; } /* ---------- Browse Button ---------- */ .btn-browse { background: white; color: var(--text-primary); padding: 13px 35px; border-radius: 50px; font-weight: 700; border: 1.5px solid var(--accent); cursor: pointer; transition: all 0.3s ease; box-shadow: 0 2px 8px rgba(0,0,0,0.02); } .btn-browse:hover { transform: translateY(-2px); background: rgba(197, 155, 63, 0.05); color: var(--accent); box-shadow: 0 0 25px rgba(197, 155, 63, 0.2); } /* ---------- File Name Display ---------- */ .file-selected { margin-top: 14px; font-size: 0.95rem; font-weight: 700; color: var(--accent); white-space: nowrap; display: block; text-overflow: ellipsis; overflow: hidden; max-width: 300px; } /* ---------- Upload Button ---------- */ .btn-upload { margin-top: 16px; padding: 14px 35px; border-radius: 50px; font-weight: 800; border: none; cursor: pointer; font-size: 0.95rem; background: linear-gradient(90deg, var(--accent), var(--secondary)); color: var(--text-primary, #1A2332); /* dark text, visible on light gradient */ box-shadow: 0 18px 60px rgba(197, 155, 63, 0.25); transition: all 0.3s ease; } .btn-upload:hover { transform: translateY(-2px); filter: brightness(1.05); box-shadow: 0 22px 50px rgba(197, 155, 63, 0.35); } .btn-upload:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; filter: none; } /* ---------- Info Text ---------- */ .info-text { color: var(--text-muted); margin-top: 22px; font-size: 0.95rem; max-width: 650px; line-height: 1.7; } .info-text strong { color: var(--accent); font-weight: 700; } /* ========================================================== POSTER PREVIEW PAGE (pages/poster_preview.html) ========================================================== */ .preview-wrapper{ width: 100%; min-height: 100vh; padding: 120px 20px 40px; background: linear-gradient(120deg,#f8fafc,#eef2ff); display: flex; justify-content: center; } .preview-container{ width: 100%; max-width: 1400px; display: flex; flex-direction: column; gap: 18px; } .preview-bar{ background: rgba(255,255,255,0.92); border: 1px solid rgba(15,23,42,0.12); border-radius: 18px; padding: 18px 20px; box-shadow: 0 12px 30px rgba(15,23,42,0.08); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; } .preview-left{ display: flex; flex-direction: column; gap: 4px; } .preview-title{ font-size: 1.2rem; font-weight: 950; color: #0f172a; } .preview-subtitle{ font-size: 0.9rem; font-weight: 800; color: #475569; } .preview-actions{ display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; } .preview-btn{ padding: 11px 16px; border-radius: 14px; border: 1px solid rgba(15,23,42,0.12); background: rgba(255,255,255,0.95); font-weight: 900; font-size: 0.9rem; cursor: pointer; transition: 0.25s ease; display: inline-flex; align-items: center; gap: 8px; text-decoration: none; color: #0f172a; box-shadow: 0 6px 16px rgba(15,23,42,0.06); white-space: nowrap; } .preview-btn:hover{ transform: translateY(-2px); background: rgba(255,255,255,1); } .preview-btn.primary{ background: linear-gradient(90deg,#4f46e5,#06b6d4); color: white; border: none; } .preview-btn.primary:hover{ opacity: 0.95; } .preview-btn.success{ background: linear-gradient(90deg,#22c55e,#16a34a); color: white; border: none; } .preview-btn.success:hover{ opacity: 0.95; } .preview-btn.danger{ background: linear-gradient(90deg,#ef4444,#dc2626); color: white; border: none; } .preview-btn.danger:hover{ opacity: 0.95; } /* ========================================================== 1. DEFAULT PORTRAIT POSTER SETTINGS (DO NOT TOUCH) ========================================================== */ .poster-frame-box { width: 100%; height: 82vh; border-radius: 18px; overflow: hidden; border: 1px solid rgba(15,23,42,0.12); background: white; box-shadow: 0 15px 40px rgba(15,23,42,0.10); transition: height 0.2s ease; /* added for smooth js resizing */ } .poster-frame-box iframe { width: 100%; height: 100%; border: none; } /* ========================================================== 2. LANDSCAPE OVERRIDE (CONTROLLED BY JAVASCRIPT NOW) ========================================================== */ .poster-frame-box.landscape-mode { height: auto; padding-top: 20px; background: transparent !important; overflow: hidden !important; /* completely kills horizontal scroll */ border: none; box-shadow: none; } .poster-frame-box.landscape-mode iframe { border: none; background: transparent; }