:root{--font-serif: "Playfair Display", serif;--font-sans: "Lato", sans-serif;--color-gold: #D4AF37;--color-gold-light: #F3E5AB;--color-black: #111111;--color-charcoal: #333333;--color-white: #FFFFFF;--color-off-white: #F9F9F9;--color-grey: #888888;--shadow-soft: 0 10px 30px rgba(0, 0, 0, .05);--shadow-card: 0 15px 35px rgba(0, 0, 0, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--color-charcoal);background-color:var(--color-off-white);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);color:var(--color-black);font-weight:700}a{text-decoration:none;color:inherit;transition:color .3s ease}ul{list-style:none}button{font-family:var(--font-sans);cursor:pointer;border:none;outline:none}.header{display:flex;justify-content:space-between;align-items:center;padding:20px 60px;background-color:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:sticky;top:0;z-index:1000;border-bottom:1px solid rgba(0,0,0,.05)}.logo{font-family:var(--font-serif);font-size:28px;font-weight:700;color:var(--color-black);letter-spacing:1px;text-transform:uppercase}.nav-links{display:flex;gap:40px}.nav-links a{font-family:var(--font-sans);font-size:14px;font-weight:400;color:var(--color-charcoal);text-transform:uppercase;letter-spacing:1.5px;position:relative}.nav-links a:after{content:"";position:absolute;width:0;height:1px;bottom:-5px;left:0;background-color:var(--color-gold);transition:width .3s ease}.nav-links a:hover{color:var(--color-black)}.nav-links a:hover:after{width:100%}@media(max-width:768px){.header{padding:20px 30px}.nav-links{display:none}}.nav-btn{background:none;border:none;font-family:var(--font-sans);font-size:14px;font-weight:400;color:var(--color-charcoal);text-transform:uppercase;letter-spacing:1.5px;cursor:pointer;padding:0;position:relative;transition:color .3s ease}.nav-btn:after{content:"";position:absolute;width:0;height:1px;bottom:-5px;left:0;background-color:var(--color-gold);transition:width .3s ease}.nav-btn:hover{color:var(--color-black)}.nav-btn:hover:after{width:100%}.main-section{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;width:100%;background:linear-gradient(135deg,#fdfbfb,#ebedee)}.hero{width:100%;max-width:1000px;padding:80px 20px;display:flex;flex-direction:column;align-items:center;text-align:center}.hero h1{font-size:56px;margin-bottom:20px;color:var(--color-black);line-height:1.1;letter-spacing:-1px}.hero-subtitle{font-size:18px;max-width:600px;margin-bottom:60px;color:var(--color-charcoal);font-weight:300;line-height:1.6}.process-steps{display:flex;align-items:flex-start;justify-content:center;gap:20px;margin-bottom:60px;width:100%;flex-wrap:wrap}.step{flex:1;min-width:200px;display:flex;flex-direction:column;align-items:center;padding:0 10px}.step-icon{width:80px;height:80px;border-radius:50%;background-color:var(--color-white);display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:var(--shadow-soft);color:var(--color-gold);border:1px solid rgba(212,175,55,.2);transition:transform .3s ease}.step:hover .step-icon{transform:translateY(-5px);box-shadow:var(--shadow-card)}.step h3{font-size:18px;margin-bottom:10px;color:var(--color-black)}.step p{font-size:14px;color:var(--color-grey);line-height:1.5}.step-arrow{font-size:32px;color:var(--color-gold-light);margin-top:20px;font-weight:300}.upload-area{width:100%;max-width:600px;margin-top:20px}.file-input{display:none}.upload-label-box{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 40px;background-color:var(--color-white);border:2px dashed var(--color-gold);border-radius:4px;cursor:pointer;transition:all .3s ease;box-shadow:var(--shadow-soft)}.upload-label-box:hover{background-color:#fffef8;border-color:var(--color-black);transform:scale(1.01);box-shadow:var(--shadow-card)}.upload-icon{color:var(--color-charcoal);margin-bottom:20px;opacity:.7;transition:color .3s ease}.upload-label-box:hover .upload-icon{color:var(--color-gold);opacity:1}.upload-text{font-family:var(--font-serif);font-size:24px;font-weight:700;color:var(--color-black);margin-bottom:10px}.upload-subtext{font-family:var(--font-sans);font-size:14px;color:var(--color-grey)}@media(max-width:768px){.hero h1{font-size:42px}.process-steps{flex-direction:column;align-items:center;gap:40px}.step-arrow{transform:rotate(90deg);margin:10px 0}.upload-label-box{padding:40px 20px}}.loading-spinner{display:flex;flex-direction:column;align-items:center}.spinner{width:40px;height:40px;border:3px solid rgba(212,175,55,.3);border-radius:50%;border-top-color:var(--color-gold);animation:spin 1s ease-in-out infinite;margin-bottom:20px}@keyframes spin{to{transform:rotate(360deg)}}.upload-label-box.disabled{cursor:not-allowed;opacity:.8}.result-section{width:100%;max-width:800px;margin-top:60px;padding:40px;background-color:var(--color-white);border:1px solid rgba(0,0,0,.05);box-shadow:var(--shadow-card);border-radius:8px;text-align:left;animation:fadeIn .5s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.result-section h2{font-family:var(--font-serif);font-size:32px;color:var(--color-black);margin-bottom:30px;text-align:center;border-bottom:1px solid var(--color-gold-light);padding-bottom:20px}.result-content{font-family:var(--font-sans);font-size:16px;color:var(--color-charcoal);line-height:1.8;white-space:pre-wrap}.error-message{margin-top:20px;padding:15px 30px;background-color:#fff0f0;border-left:4px solid #ff4d4f;color:#ff4d4f;border-radius:4px}.reset-button{display:block;margin:40px auto 0;padding:15px 40px;background-color:var(--color-black);color:var(--color-gold);border:1px solid var(--color-black);font-family:var(--font-sans);font-size:16px;font-weight:700;text-transform:uppercase;letter-spacing:1px;transition:all .3s ease}.reset-button:hover{background-color:transparent;color:var(--color-black)}.footer{text-align:center;padding:40px 20px;background-color:var(--color-black);color:var(--color-off-white);font-family:var(--font-sans);font-size:14px;letter-spacing:.5px}.footer p{opacity:.7}.auth-container{display:flex;justify-content:center;align-items:center;min-height:80vh;padding:2rem;background-color:var(--color-off-white)}.auth-card{background:#fff;padding:3rem;border-radius:8px;box-shadow:var(--shadow-card);width:100%;max-width:450px;text-align:center;border:1px solid rgba(0,0,0,.05)}.auth-title{font-family:var(--font-serif);font-size:2rem;color:var(--color-black);margin-bottom:.5rem}.auth-subtitle{color:#666;margin-bottom:2rem;font-size:.95rem}.auth-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{text-align:left}.form-group label{display:block;font-family:var(--font-sans);font-size:.85rem;font-weight:700;color:var(--color-black);margin-bottom:.5rem;text-transform:uppercase;letter-spacing:1px}.auth-input{width:100%;padding:.8rem 1rem;border:1px solid #ddd;border-radius:4px;font-family:var(--font-sans);font-size:1rem;transition:border-color .3s}.auth-input:focus{outline:none;border-color:var(--color-gold)}.auth-button{background-color:var(--color-black);color:var(--color-white);padding:1rem;border:none;border-radius:4px;font-family:var(--font-sans);font-weight:700;text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:background-color .3s;margin-top:1rem}.auth-button:hover{background-color:var(--color-gold)}.auth-button:disabled{background-color:#ccc;cursor:not-allowed}.auth-message{padding:.8rem;background-color:#f8f9fa;border-left:3px solid var(--color-gold);text-align:left;font-size:.9rem;color:#333}.auth-toggle{margin-top:2rem;font-size:.9rem;color:#666;border-top:1px solid #eee;padding-top:1.5rem}.toggle-btn{background:none;border:none;color:var(--color-gold);font-weight:700;cursor:pointer;text-decoration:underline;padding:0;font-family:inherit;font-size:inherit}.toggle-btn:hover{color:var(--color-black)}.App{display:flex;flex-direction:column;min-height:100vh;background-color:var(--color-off-white)}