:root{--ff-primary:#188038;--ff-primary-dark:#14692e;--ff-primary-soft:#ceead6;--ff-primary-soft-hover:#b9dfc4;--ff-on-primary-soft:#0c5223;--ff-accent:#0b57d0;--ff-accent-soft:#d3e3fd;--ff-dark:#1f1f1f;--ff-bg:#f8fafd;--ff-white:#ffffff;--ff-surface-alt:#f0f4f9;--ff-text:#1f1f1f;--ff-text-muted:#5f6368;--ff-text-faint:#80868b;--ff-border:#dfe3e8;--ff-border-strong:#c4c7c5;--ff-border-soft:rgba(31,31,31,0.07);--ff-success:#188038;--ff-warning:#f9ab00;--ff-danger:#d93025;--ff-info:#0b57d0;--ff-radius:16px;--ff-radius-sm:12px;--ff-radius-lg:24px;--ff-pill:999px;--ff-shadow-1:0 1px 2px rgba(31,31,31,0.10),0 1px 3px rgba(31,31,31,0.06);--ff-shadow-2:0 1px 3px rgba(31,31,31,0.12),0 4px 8px rgba(31,31,31,0.08);--ff-shadow-3:0 4px 8px rgba(31,31,31,0.12),0 8px 24px rgba(31,31,31,0.10);--ff-shadow:var(--ff-shadow-1);--ff-shadow-hover:var(--ff-shadow-2);--ff-ease:cubic-bezier(0.2,0,0,1);--ff-ease-emph:cubic-bezier(0.05,0.7,0.1,1)}[data-theme="dark"]{--ff-bg:#131314;--ff-white:#1e1f20;--ff-surface-alt:#282a2d;--ff-text:#e3e3e3;--ff-text-muted:#9aa0a6;--ff-text-faint:#80868b;--ff-border:#3c4043;--ff-border-strong:#5f6368;--ff-border-soft:rgba(255,255,255,0.09);--ff-dark:#131314;--ff-primary:#5bb974;--ff-primary-dark:#7fca92;--ff-primary-soft:#0d3318;--ff-primary-soft-hover:#134423;--ff-on-primary-soft:#ceead6;--ff-accent:#a8c7fa;--ff-accent-soft:#1b3a6b;--ff-danger:#f28b82;--ff-shadow-1:0 1px 2px rgba(0,0,0,0.35),0 1px 3px rgba(0,0,0,0.30);--ff-shadow-2:0 1px 3px rgba(0,0,0,0.45),0 4px 8px rgba(0,0,0,0.35);--ff-shadow-3:0 4px 8px rgba(0,0,0,0.45),0 8px 24px rgba(0,0,0,0.40)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--ff-bg);color:var(--ff-text);font-family:"DM Sans","Google Sans",-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;font-size:0.95rem;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;letter-spacing:0.005em;transition:background 0.25s var(--ff-ease),color 0.25s var(--ff-ease)}a{text-decoration:none;color:var(--ff-accent);transition:color 0.15s var(--ff-ease)}a:hover{color:var(--ff-accent);text-decoration:underline}a:focus-visible,button:focus-visible,.form-control:focus-visible,.form-select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--ff-primary);outline-offset:2px}::selection{background:var(--ff-primary-soft)}h1,h2,h3,h4,h5,h6{letter-spacing:-0.01em}.ff-logo{font-weight:500;font-size:1.4rem;color:var(--ff-text);letter-spacing:-0.01em;display:inline-flex;align-items:center;gap:8px;text-decoration:none}.ff-logo span{color:var(--ff-primary);font-weight:700}.ff-logo-mark{width:30px;height:30px;border-radius:7px;flex-shrink:0}.navbar.ff-navbar{background:var(--ff-white);border-bottom:1px solid var(--ff-border);box-shadow:none;min-height:64px}.ff-navbar .nav-link{color:var(--ff-text-muted);font-weight:500;font-size:0.9rem;padding:0.5rem 0.95rem;border-radius:var(--ff-pill);transition:background 0.15s var(--ff-ease),color 0.15s var(--ff-ease)}.ff-navbar .nav-link:hover{color:var(--ff-text);background:var(--ff-surface-alt);text-decoration:none}.ff-navbar .nav-link{position:relative;overflow:hidden}.ff-navbar .nav-link.active{color:var(--ff-on-primary-soft);background:var(--ff-primary-soft)}[data-theme="dark"] .ff-navbar .nav-link.active{color:var(--ff-primary-soft)}.ff-navbar .navbar-nav{perspective:600px}.ff-navbar .nav-link.ff-navicon{width:54px;height:54px;padding:0;margin:0 0.22rem;display:flex;align-items:center;justify-content:center;border-radius:16px;color:#fff;font-size:1.3rem;text-shadow:0 -2px 3px rgba(0,0,0,0.3),0 1px 1px rgba(255,255,255,0.15);transform-style:preserve-3d;box-shadow:inset 0 3px 5px rgba(255,255,255,0.45),inset 0 -6px 8px rgba(0,0,0,0.28),inset 0 1px 0 rgba(255,255,255,0.5),0 6px 12px rgba(0,0,0,0.25),0 14px 28px rgba(0,0,0,0.12);transition:transform 0.25s var(--ff-ease-emph),box-shadow 0.25s var(--ff-ease),filter 0.25s var(--ff-ease);will-change:transform}.ff-navbar .nav-link.ff-navicon::after{display:none}.ff-navbar .nav-link.ff-navicon:hover{color:#fff;background:inherit;transform:translateY(-4px);box-shadow:inset 0 3px 5px rgba(255,255,255,0.5),inset 0 -6px 8px rgba(0,0,0,0.3),inset 0 1px 0 rgba(255,255,255,0.55),0 12px 24px rgba(0,0,0,0.32),0 22px 40px rgba(0,0,0,0.14)}.ff-navbar .nav-link.ff-navicon:active{transform:translateY(-1px) scale(0.97);box-shadow:inset 0 3px 8px rgba(0,0,0,0.3),inset 0 -2px 3px rgba(255,255,255,0.3),0 3px 6px rgba(0,0,0,0.22)}.ff-navbar .nav-link.ff-navicon.active{color:#fff;filter:saturate(1.25) brightness(1.06);box-shadow:inset 0 3px 5px rgba(255,255,255,0.5),inset 0 -6px 8px rgba(0,0,0,0.28),0 0 0 3px var(--ff-primary),0 8px 18px rgba(24,128,56,0.4),0 18px 36px rgba(24,128,56,0.18)}.ff-navbar .nav-link.ff-navicon i{transform:translateZ(10px)}i[class*="fa-"],.fa-solid,.fa-regular,.fa-brands{text-shadow:0 -1px 1px rgba(0,0,0,0.22),0 1px 1px rgba(255,255,255,0.12)}[data-theme="dark"] i[class*="fa-"],[data-theme="dark"] .fa-solid,[data-theme="dark"] .fa-regular,[data-theme="dark"] .fa-brands{text-shadow:0 -1px 1px rgba(0,0,0,0.45),0 1px 1px rgba(255,255,255,0.08)}.ff-card .ff-card-icon{background:linear-gradient(160deg,rgba(255,255,255,.38),rgba(255,255,255,0) 45%),linear-gradient(180deg,var(--ic1,#3fbf62),var(--ic2,#17853a));color:#fff;border-radius:14px;text-shadow:0 -2px 3px rgba(0,0,0,0.3),0 1px 1px rgba(255,255,255,0.15);transform-style:preserve-3d;box-shadow:inset 0 3px 5px rgba(255,255,255,0.45),inset 0 -5px 7px rgba(0,0,0,0.28),inset 0 1px 0 rgba(255,255,255,0.5),0 6px 12px rgba(24,128,56,0.28),0 12px 24px rgba(0,0,0,0.1);transition:transform 0.25s var(--ff-ease-emph),box-shadow 0.25s var(--ff-ease);will-change:transform}.ff-card .ff-card-icon i{transform:translateZ(8px)}.ff-card .btn-ff-primary{background:linear-gradient(180deg,var(--ic1,#3fbf62),var(--ic2,#17853a));border-color:transparent;transition:filter 0.2s var(--ff-ease),transform 0.15s var(--ff-ease),box-shadow 0.2s var(--ff-ease)}.ff-card .btn-ff-primary:hover,.ff-card .btn-ff-primary:focus{filter:brightness(1.08);border-color:transparent;transform:translateY(-1px);box-shadow:0 6px 14px rgba(0,0,0,0.2)}.ff-card .btn-ff-primary:active{filter:brightness(0.95);transform:translateY(0)}.ff-card:hover .ff-card-icon{transform:translateY(-4px) scale(1.05);box-shadow:inset 0 3px 5px rgba(255,255,255,0.5),inset 0 -5px 7px rgba(0,0,0,0.3),inset 0 1px 0 rgba(255,255,255,0.55),0 10px 20px rgba(24,128,56,0.34),0 18px 34px rgba(0,0,0,0.14)}.ff-dropzone .ff-upload-icon{width:68px;height:68px;margin:0 auto 0.85rem;display:flex;align-items:center;justify-content:center;font-size:1.9rem;color:#fff;border-radius:20px;background:linear-gradient(160deg,rgba(255,255,255,.38),rgba(255,255,255,0) 45%),linear-gradient(180deg,#4aa9f2,#0b57d0);text-shadow:0 -2px 3px rgba(0,0,0,0.3),0 1px 1px rgba(255,255,255,0.15);transform-style:preserve-3d;box-shadow:inset 0 3px 6px rgba(255,255,255,0.45),inset 0 -6px 8px rgba(0,0,0,0.28),inset 0 1px 0 rgba(255,255,255,0.5),0 8px 16px rgba(11,87,208,0.3),0 16px 32px rgba(0,0,0,0.12)}.ff-dropzone .ff-upload-icon i{transform:translateZ(10px)}.ff-dropzone:hover .ff-upload-icon{transform:translateY(-4px);box-shadow:inset 0 3px 6px rgba(255,255,255,0.5),inset 0 -6px 8px rgba(0,0,0,0.3),inset 0 1px 0 rgba(255,255,255,0.55),0 14px 26px rgba(11,87,208,0.36),0 24px 44px rgba(0,0,0,0.16)}.ff-theme-toggle{text-shadow:0 -1px 2px rgba(0,0,0,0.28),0 1px 1px rgba(255,255,255,0.15)}.check-circle{box-shadow:inset 0 2px 4px rgba(255,255,255,0.4),inset 0 -4px 6px rgba(0,0,0,0.15),0 6px 16px rgba(24,128,56,0.25)}.admin-sidebar a i{width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;background:linear-gradient(160deg,rgba(255,255,255,.5),rgba(255,255,255,0) 45%),linear-gradient(180deg,var(--ff-surface-alt),var(--ff-border));color:var(--ff-text-muted);text-shadow:0 -1px 1px rgba(0,0,0,.18),0 1px 1px rgba(255,255,255,.2);box-shadow:inset 0 1px 2px rgba(255,255,255,.5),inset 0 -2px 3px rgba(0,0,0,.12),0 2px 4px rgba(0,0,0,.1);transition:transform 0.2s var(--ff-ease),box-shadow 0.2s var(--ff-ease)}.admin-sidebar a:hover i{transform:translateY(-2px)}.admin-sidebar a.active i{background:linear-gradient(160deg,rgba(255,255,255,.4),rgba(255,255,255,0) 45%),linear-gradient(180deg,#3fbf62,#17853a);color:#fff;box-shadow:inset 0 2px 3px rgba(255,255,255,.45),inset 0 -3px 5px rgba(0,0,0,.25),0 4px 8px rgba(24,128,56,.3)}.ff-navicon{position:relative}.ff-navicon i{position:relative;z-index:1}.ff-navbar .nav-link.ff-navicon.nav-home{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#3fbf62,#17853a)}.ff-navbar .nav-link.ff-navicon.nav-pdf{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#f4705f,#d93025)}.ff-navbar .nav-link.ff-navicon.nav-image{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#5a9cf8,#0b57d0)}.ff-navbar .nav-link.ff-navicon.nav-doc{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#26b8a5,#0b6e61)}.ff-navbar .nav-link.ff-navicon.nav-compress{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#f5b93d,#d97600)}.ff-navbar .nav-link.ff-navicon.nav-convert{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#a367e6,#6a1fb0)}.ff-navbar .nav-link.ff-navicon.nav-guides{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#e06a8d,#ad1457)}.ff-navbar .nav-link.ff-navicon.nav-about{background:linear-gradient(160deg,rgba(255,255,255,.34),rgba(255,255,255,0) 42%),linear-gradient(180deg,#82909b,#4a555f)}@media (max-width:991px){.ff-navbar .nav-link.ff-navicon{width:100%;height:48px;border-radius:10px}}.ff-navbar .navbar-toggler{border:none;border-radius:50%;width:44px;height:44px;padding:0;transition:background 0.15s var(--ff-ease)}.ff-navbar .navbar-toggler:hover{background:var(--ff-surface-alt)}.ff-navbar .navbar-toggler:focus{box-shadow:0 0 0 3px var(--ff-primary-soft)}[data-theme="dark"] .ff-navbar .navbar-toggler-icon{filter:invert(1)}.btn{font-weight:500;font-size:0.9rem;letter-spacing:0.01em;border-radius:var(--ff-pill);padding:0.5rem 1.25rem;min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:0.4rem;position:relative;overflow:hidden;transition:background 0.15s var(--ff-ease),border-color 0.15s var(--ff-ease),color 0.15s var(--ff-ease),box-shadow 0.2s var(--ff-ease),transform 0.1s var(--ff-ease)}.btn:active{transform:scale(0.98)}.btn:disabled{opacity:0.5;transform:none;cursor:not-allowed}.btn-ff-primary{background:var(--ff-primary);border:1px solid transparent;color:#fff}.btn-ff-primary:hover{background:var(--ff-primary-dark);color:#fff;box-shadow:var(--ff-shadow-1);text-decoration:none}.btn-ff-primary:disabled{background:var(--ff-primary);border-color:transparent;color:#fff}.btn-ff-outline{border:1px solid var(--ff-border-strong);color:var(--ff-primary);background:transparent}.btn-ff-outline:hover{background:var(--ff-primary-soft);border-color:transparent;color:var(--ff-on-primary-soft);text-decoration:none}[data-theme="dark"] .btn-ff-outline:hover{color:var(--ff-primary-soft)}.btn-ff-outline.text-danger{color:var(--ff-danger)}.btn-ff-outline.text-danger:hover{background:rgba(217,48,37,0.08);color:var(--ff-danger)}.ff-theme-toggle{border:none;background:transparent;border-radius:50%;width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;color:var(--ff-text-muted);cursor:pointer;transition:background 0.15s var(--ff-ease),color 0.15s var(--ff-ease)}.ff-theme-toggle:hover{background:var(--ff-surface-alt);color:var(--ff-text)}.ff-theme-toggle:active{transform:scale(0.92)}.ff-ripple{position:absolute;border-radius:50%;background:currentColor;opacity:0.18;transform:scale(0);animation:ffRipple 0.5s var(--ff-ease) forwards;pointer-events:none}@keyframes ffRipple{to{transform:scale(2.6);opacity:0}}.ff-hero{padding:4.5rem 0 3rem;animation:ffFadeUp 0.5s var(--ff-ease) both}.ff-hero h1{font-size:clamp(2.1rem,4.5vw,3.3rem);font-weight:400;color:var(--ff-text);letter-spacing:-0.02em;line-height:1.15}.ff-hero h1 strong,.ff-hero h1 b{font-weight:700}.ff-hero p.lead{color:var(--ff-text-muted);font-size:1.15rem;max-width:620px;margin:0 auto}@keyframes ffFadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.ff-dropzone{background:var(--ff-white);border:2px dashed var(--ff-border-strong);border-radius:var(--ff-radius-lg);padding:3rem 1.5rem;text-align:center;transition:border-color 0.2s var(--ff-ease),background 0.2s var(--ff-ease),box-shadow 0.2s var(--ff-ease);cursor:pointer}.ff-dropzone:hover{border-color:var(--ff-primary);background:var(--ff-surface-alt)}.ff-dropzone.dragover{border-color:var(--ff-primary);background:var(--ff-primary-soft)}.ff-dropzone .ff-upload-icon{font-size:2.6rem;color:var(--ff-primary);margin-bottom:0.75rem;transition:transform 0.2s var(--ff-ease)}.ff-dropzone:hover .ff-upload-icon{transform:translateY(-3px)}.ff-dropzone small.formats{color:var(--ff-text-faint)}.ff-security-note{font-size:0.82rem;color:var(--ff-text-muted);display:flex;align-items:center;gap:0.45rem;justify-content:center;margin-top:0.8rem}.ff-card{position:relative;overflow:hidden;background:var(--ff-white);border:1px solid var(--ff-border);border-radius:var(--ff-radius);box-shadow:none;transition:box-shadow 0.25s var(--ff-ease-emph),transform 0.25s var(--ff-ease-emph),border-color 0.25s var(--ff-ease);height:100%}.ff-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--ic1,var(--ff-primary)),var(--ic2,var(--ff-primary)));opacity:0.85}.ff-card::after{content:'';position:absolute;inset:0;background:radial-gradient(120% 90% at 0% 0%,color-mix(in srgb,var(--ic1,var(--ff-primary)) 9%,transparent),transparent 60%);opacity:0;transition:opacity 0.3s var(--ff-ease);pointer-events:none}.ff-card:hover{transform:translateY(-4px);box-shadow:0 2px 6px rgba(0,0,0,0.06),0 16px 34px color-mix(in srgb,var(--ic2,var(--ff-primary)) 20%,transparent);border-color:color-mix(in srgb,var(--ic1,var(--ff-primary)) 40%,var(--ff-border))}.ff-card:hover::after{opacity:1}@supports not (background:color-mix(in srgb,red 10%,blue)){.ff-card:hover{box-shadow:var(--ff-shadow-3)}.ff-card:hover{border-color:transparent}.ff-card::after{display:none}}.ff-card .ff-card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;font-size:1.25rem}.ff-step-num{width:40px;height:40px;margin:0 auto;border-radius:50%;background:var(--ff-primary-soft);color:var(--ff-on-primary-soft);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}[data-theme="dark"] .ff-step-num{color:var(--ff-primary)}.ff-guide-cat{font-size:0.7rem;font-weight:600;text-transform:uppercase;letter-spacing:0.06em;color:var(--ff-primary)}.ff-guide-card{color:inherit}.ff-guide-card:hover .ff-card-title{color:var(--ff-primary)}.ff-accordion .accordion-item{border-color:var(--ff-border);border-radius:10px !important;overflow:hidden;margin-bottom:0.5rem}.ff-accordion .accordion-button{font-weight:500;font-size:0.92rem}.ff-accordion .accordion-button:not(.collapsed){background:var(--ff-primary-soft);color:var(--ff-on-primary-soft);box-shadow:none}.ff-h2{font-size:1.2rem;font-weight:600;letter-spacing:-0.01em}.ff-plan-featured{border-color:var(--ff-primary) !important;box-shadow:0 0 0 1px var(--ff-primary),0 10px 30px rgba(24,128,56,0.12)}.ff-plan-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(180deg,#3fbf62,#17853a);color:#fff;font-size:0.72rem;font-weight:700;letter-spacing:0.04em;padding:0.25rem 0.9rem;border-radius:var(--ff-pill);box-shadow:0 4px 10px rgba(24,128,56,0.35);text-transform:uppercase}.ff-plan-featured{position:relative}.ff-card .ff-card-title{font-weight:500;font-size:1.02rem;color:var(--ff-text)}.ff-card .ff-card-desc{color:var(--ff-text-muted);font-size:0.88rem}.ff-card .badge-unavailable{font-size:0.7rem}.ff-section-title{font-weight:400;font-size:clamp(1.5rem,2.5vw,2rem);color:var(--ff-text);letter-spacing:-0.02em}.ff-category-pill{position:relative;overflow:hidden;border-radius:var(--ff-pill);border:1px solid var(--ff-border-strong);padding:0.4rem 1.1rem;font-weight:500;font-size:0.85rem;color:var(--ff-text);background:var(--ff-white);transition:all 0.15s var(--ff-ease)}.ff-category-pill:hover{background:var(--ff-primary-soft);border-color:transparent;color:var(--ff-on-primary-soft);text-decoration:none}.ff-category-pill.active{background:var(--ff-primary-soft);border-color:transparent;color:var(--ff-on-primary-soft)}.form-control,.form-select{border-radius:var(--ff-radius-sm);border:1px solid var(--ff-border-strong);background:var(--ff-white);color:var(--ff-text);padding:0.65rem 1rem;min-height:44px;font-size:0.95rem;transition:border-color 0.15s var(--ff-ease),box-shadow 0.15s var(--ff-ease),background 0.15s var(--ff-ease)}.form-control:hover:not(:focus),.form-select:hover:not(:focus){border-color:var(--ff-text-faint)}.form-control:focus,.form-select:focus{border-color:var(--ff-primary);background:var(--ff-white);color:var(--ff-text);box-shadow:0 0 0 3px var(--ff-primary-soft)}.form-control::placeholder{color:var(--ff-text-faint)}.form-label{font-weight:500;font-size:0.85rem;color:var(--ff-text-muted);letter-spacing:0.01em;margin-bottom:0.35rem}.form-control.is-invalid,.form-select.is-invalid{border-color:var(--ff-danger)}.form-control.is-invalid:focus{box-shadow:0 0 0 3px rgba(217,48,37,0.15)}.invalid-feedback{color:var(--ff-danger);font-size:0.8rem}input[type="range"]{accent-color:var(--ff-primary)}input[type="checkbox"],input[type="radio"]{accent-color:var(--ff-primary)}.ff-tool-header{padding:2.75rem 0 1.5rem;animation:ffFadeUp 0.45s var(--ff-ease) both}.ff-tool-panel{background:var(--ff-white);border:1px solid var(--ff-border);border-radius:var(--ff-radius-lg);box-shadow:var(--ff-shadow-1);padding:2rem;animation:ffFadeUp 0.5s var(--ff-ease) both}.ff-progress-steps{display:flex;flex-wrap:wrap;gap:0.5rem;margin:1rem 0}.ff-progress-steps .step{font-size:0.78rem;font-weight:500;letter-spacing:0.02em;padding:0.35rem 0.9rem;border-radius:var(--ff-pill);background:var(--ff-surface-alt);border:1px solid transparent;color:var(--ff-text-muted);transition:all 0.2s var(--ff-ease)}.ff-progress-steps .step.active{background:var(--ff-white);border-color:var(--ff-primary);color:var(--ff-primary)}.ff-progress-steps .step.done{background:var(--ff-primary-soft);color:var(--ff-on-primary-soft)}.ff-file-row{display:flex;align-items:center;justify-content:space-between;background:var(--ff-surface-alt);border:1px solid transparent;border-radius:var(--ff-radius-sm);padding:0.7rem 1rem;margin-bottom:0.5rem}.ff-file-row .name{font-weight:500;font-size:0.9rem}.ff-file-row .meta{font-size:0.78rem;color:var(--ff-text-muted)}.ff-result-box{text-align:center;padding:2.5rem 1.5rem;animation:ffFadeUp 0.4s var(--ff-ease) both}.ff-result-box .check-circle{width:72px;height:72px;border-radius:50%;background:var(--ff-primary-soft);color:var(--ff-on-primary-soft);display:flex;align-items:center;justify-content:center;font-size:1.9rem;margin:0 auto 1rem;animation:ffPop 0.4s var(--ff-ease-emph) both}[data-theme="dark"] .ff-result-box .check-circle{color:var(--ff-primary)}@keyframes ffPop{0%{transform:scale(0.4);opacity:0}100%{transform:scale(1);opacity:1}}.table{--bs-table-bg:transparent;--bs-table-color:var(--ff-text);--bs-table-border-color:var(--ff-border);color:var(--ff-text);font-size:0.88rem;margin-bottom:0}.table>thead>tr>th{font-size:0.75rem;font-weight:500;text-transform:uppercase;letter-spacing:0.06em;color:var(--ff-text-muted);border-bottom:1px solid var(--ff-border);padding:0.8rem 1rem;white-space:nowrap}.table>tbody>tr>td{padding:0.85rem 1rem;border-bottom:1px solid var(--ff-border);vertical-align:middle}.table>tbody>tr{transition:background 0.12s var(--ff-ease)}.table>tbody>tr:hover{background:var(--ff-surface-alt)}.table>tbody>tr:last-child>td{border-bottom:none}.badge{font-weight:500;font-size:0.72rem;letter-spacing:0.02em;padding:0.3rem 0.7rem;border-radius:var(--ff-pill)}.badge.bg-success{background:var(--ff-primary-soft) !important;color:var(--ff-on-primary-soft)}.badge.bg-danger{background:#fce8e6 !important;color:#c5221f}.badge.bg-warning,.badge.bg-warning-subtle{background:#feefc3 !important;color:#b06000}.badge.bg-secondary{background:var(--ff-surface-alt) !important;color:var(--ff-text-muted)}.badge.bg-info{background:var(--ff-accent-soft) !important;color:#0b57d0}[data-theme="dark"] .badge.bg-danger{background:#5c1612 !important;color:#f2b8b5}[data-theme="dark"] .badge.bg-warning,[data-theme="dark"] .badge.bg-warning-subtle{background:#4a3a05 !important;color:#fdd663}[data-theme="dark"] .badge.bg-info{background:var(--ff-accent-soft) !important;color:#a8c7fa}.alert{border-radius:var(--ff-radius-sm);border:none;font-size:0.9rem;padding:0.85rem 1.1rem}.alert-danger{background:#fce8e6;color:#c5221f}.alert-success{background:var(--ff-primary-soft);color:var(--ff-on-primary-soft)}.alert-warning{background:#feefc3;color:#8a5a00}.alert-info{background:var(--ff-accent-soft);color:#0b57d0}[data-theme="dark"] .alert-danger{background:#5c1612;color:#f2b8b5}[data-theme="dark"] .alert-success{background:var(--ff-primary-soft);color:var(--ff-primary-soft)}[data-theme="dark"] .alert-success{color:#ceead6}[data-theme="dark"] .alert-warning{background:#4a3a05;color:#fdd663}[data-theme="dark"] .alert-info{background:var(--ff-accent-soft);color:#a8c7fa}.sig-tabs{gap:0.35rem;background:var(--ff-surface-alt);border-radius:var(--ff-pill);padding:0.25rem;display:inline-flex}.sig-tabs .nav-link{position:relative;overflow:hidden;border-radius:var(--ff-pill);color:var(--ff-text-muted);font-weight:500;font-size:0.86rem;padding:0.4rem 1.1rem;transition:all 0.15s var(--ff-ease)}.sig-tabs .nav-link:hover{color:var(--ff-text)}.sig-tabs .nav-link.active{background:var(--ff-white);color:var(--ff-primary);box-shadow:var(--ff-shadow-1)}[data-theme="dark"] .sig-tabs .nav-link.active{background:#3c4043}.sig-pad{width:100%;height:180px;border:1.5px dashed var(--ff-border-strong);border-radius:var(--ff-radius-sm);background:var(--ff-white);touch-action:none;cursor:crosshair;transition:border-color 0.15s var(--ff-ease),background 0.15s var(--ff-ease)}.sig-pad:hover{border-color:var(--ff-primary);background:var(--ff-surface-alt)}.sig-preview-wrap{position:relative;display:inline-block;max-width:100%;border:1px solid var(--ff-border);border-radius:var(--ff-radius-sm);overflow:hidden;background:#e8eaed;box-shadow:var(--ff-shadow-1);line-height:0}.sig-preview-wrap canvas{max-width:100%;height:auto !important}.sig-overlay{position:absolute;cursor:grab;touch-action:none;user-select:none;-webkit-user-drag:none;filter:drop-shadow(0 1px 3px rgba(31,31,31,0.25));border-radius:4px}.sig-overlay:hover{filter:drop-shadow(0 2px 6px rgba(24,128,56,0.5))}.sig-overlay:active{cursor:grabbing}footer.ff-footer{background:var(--ff-dark);color:#bdc1c6;padding:3rem 0 1.5rem;margin-top:5rem}footer.ff-footer a{color:#bdc1c6;transition:color 0.15s var(--ff-ease)}footer.ff-footer a:hover{color:#fff;text-decoration:none}footer.ff-footer h6{color:#e8eaed;font-weight:500;font-size:0.85rem;letter-spacing:0.04em;margin-bottom:1rem}.ff-ad-slot{border:1px dashed var(--ff-border-strong);border-radius:var(--ff-radius-sm);background:var(--ff-white);color:var(--ff-text-faint);text-align:center;padding:0.75rem;font-size:0.78rem;letter-spacing:0.03em}.ff-skeleton{border-radius:var(--ff-radius-sm);background:linear-gradient(90deg,var(--ff-surface-alt) 25%,var(--ff-border) 50%,var(--ff-surface-alt) 75%);background-size:400% 100%;animation:ffShimmer 1.3s ease infinite;min-height:1rem}@keyframes ffShimmer{0%{background-position:100% 0}100%{background-position:0 0}}.ff-empty{text-align:center;padding:3rem 1rem;color:var(--ff-text-muted)}.ff-empty i{font-size:2.2rem;color:var(--ff-text-faint);margin-bottom:0.75rem}.card{border-radius:var(--ff-radius);border:1px solid var(--ff-border);box-shadow:none}[data-theme="dark"] .card{background:var(--ff-white);color:var(--ff-text)}[data-theme="dark"] .text-muted{color:var(--ff-text-muted) !important}[data-theme="dark"] .modal-content,[data-theme="dark"] .dropdown-menu{background:var(--ff-white);color:var(--ff-text);border-color:var(--ff-border)}[data-theme="dark"] .form-control,[data-theme="dark"] .form-select{background:#282a2d;border-color:var(--ff-border-strong)}[data-theme="dark"] .form-control:focus,[data-theme="dark"] .form-select:focus{background:#282a2d}.dropdown-menu{border-radius:var(--ff-radius-sm);border-color:var(--ff-border);box-shadow:var(--ff-shadow-3)}.modal-content{border-radius:var(--ff-radius-lg);border:none;box-shadow:var(--ff-shadow-3)}.pagination .page-link{border-radius:var(--ff-pill);border:1px solid var(--ff-border-strong);color:var(--ff-primary);margin:0 0.15rem;min-width:40px;text-align:center}.pagination .page-item.active .page-link{background:var(--ff-primary);border-color:var(--ff-primary);color:#fff}@media (max-width:991px){.ff-navbar .navbar-collapse{padding:0.75rem 0}.ff-navbar .nav-link{padding:0.65rem 1rem}}@media (max-width:767px){.ff-hero{padding:2.8rem 0 1.8rem}.ff-dropzone{padding:2.2rem 1rem}.ff-tool-panel{padding:1.25rem;border-radius:var(--ff-radius)}.btn{min-height:44px}.table>thead>tr>th{padding:0.7rem 0.8rem}.table>tbody>tr>td{padding:0.75rem 0.8rem}}.ff-reveal{opacity:0;transform:translateY(18px);transition:opacity 0.55s var(--ff-ease),transform 0.55s var(--ff-ease);transition-delay:var(--ff-stagger,0ms);will-change:opacity,transform}.ff-reveal.ff-reveal-scale{transform:scale(0.96) translateY(10px)}.ff-reveal.ff-reveal-fade{transform:none}.ff-reveal.in-view{opacity:1;transform:translateY(0) scale(1)}.ff-hero{position:relative;overflow:hidden}.ff-hero::before,.ff-hero::after{content:"";position:absolute;border-radius:50%;filter:blur(90px);opacity:0.35;pointer-events:none;z-index:-1}.ff-hero::before{width:520px;height:520px;background:radial-gradient(circle,var(--ff-primary-soft),transparent 70%);top:-180px;left:-140px;animation:ffDrift 16s var(--ff-ease) infinite alternate}.ff-hero::after{width:420px;height:420px;background:radial-gradient(circle,var(--ff-accent-soft),transparent 70%);bottom:-160px;right:-120px;animation:ffDrift 20s var(--ff-ease) infinite alternate-reverse}@keyframes ffDrift{from{transform:translate(0,0) scale(1)}to{transform:translate(40px,24px) scale(1.08)}}.ff-hero>.container{position:relative;z-index:0}.ff-navbar .nav-link::after{content:"";position:absolute;left:50%;bottom:3px;width:0;height:3px;border-radius:3px;background:var(--ff-primary);transform:translateX(-50%);transition:width 0.25s var(--ff-ease);pointer-events:none}.ff-navbar .nav-link:hover::after{width:40%}.ff-navbar .nav-link.active::after{width:60%}@media (max-width:991px){.ff-navbar .navbar-collapse.collapsing,.ff-navbar .navbar-collapse.show{transition:height 0.28s var(--ff-ease),opacity 0.28s var(--ff-ease)}}.btn i{transition:transform 0.2s var(--ff-ease)}.btn-ff-primary:hover i.fa-arrow-right{transform:translateX(3px)}.btn-ff-outline:hover i.fa-arrow-right{transform:translateX(3px)}.btn:hover i.fa-download{transform:translateY(2px)}.btn:hover i.fa-upload{transform:translateY(-2px)}.btn:hover i.fa-share-nodes{transform:rotate(-8deg)}a:hover i.fa-arrow-right{transform:translateX(3px)}a i.fa-arrow-right{transition:transform 0.2s var(--ff-ease);display:inline-block}.btn-ff-primary:active{transform:scale(0.96)}.ff-card .ff-card-icon{transition:transform 0.25s var(--ff-ease-emph),box-shadow 0.25s var(--ff-ease)}.ff-theme-toggle i{transition:transform 0.35s var(--ff-ease),color 0.2s var(--ff-ease)}.ff-theme-toggle:hover i{transform:rotate(20deg)}.modal.fade .modal-dialog{transform:scale(0.95) translateY(8px);opacity:0;transition:transform 0.22s var(--ff-ease-emph),opacity 0.22s var(--ff-ease-emph)}.modal.show .modal-dialog{transform:scale(1) translateY(0);opacity:1}.modal-backdrop.fade{opacity:0;transition:opacity 0.22s var(--ff-ease)}.modal-backdrop.show{opacity:0.5}.dropdown-menu{opacity:0;translate:0 -6px;scale:0.98;transform-origin:top;transition:opacity 0.16s var(--ff-ease),translate 0.16s var(--ff-ease),scale 0.16s var(--ff-ease);display:block;visibility:hidden;pointer-events:none}.dropdown-menu.show{opacity:1;translate:0 0;scale:1;visibility:visible;pointer-events:auto}.ff-toast-wrap{position:fixed;bottom:1.25rem;right:1.25rem;z-index:1080;display:flex;flex-direction:column;gap:0.6rem;max-width:min(360px,calc(100vw - 2rem))}.ff-toast{display:flex;align-items:center;gap:0.65rem;background:var(--ff-white);color:var(--ff-text);border:1px solid var(--ff-border);border-radius:var(--ff-radius-sm);box-shadow:var(--ff-shadow-3);padding:0.75rem 1rem;font-size:0.88rem;font-weight:500;animation:ffToastIn 0.3s var(--ff-ease-emph) both}.ff-toast.leaving{animation:ffToastOut 0.25s var(--ff-ease) forwards}.ff-toast .ff-toast-icon{width:30px;height:30px;flex:0 0 auto;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.8rem}.ff-toast.success .ff-toast-icon{background:var(--ff-primary-soft);color:var(--ff-on-primary-soft)}.ff-toast.error .ff-toast-icon{background:#fce8e6;color:#c5221f}.ff-toast.warning .ff-toast-icon{background:#feefc3;color:#b06000}.ff-toast.info .ff-toast-icon{background:var(--ff-accent-soft);color:#0b57d0}[data-theme="dark"] .ff-toast.error .ff-toast-icon{background:#5c1612;color:#f2b8b5}[data-theme="dark"] .ff-toast.warning .ff-toast-icon{background:#4a3a05;color:#fdd663}[data-theme="dark"] .ff-toast.info .ff-toast-icon{background:var(--ff-accent-soft);color:#a8c7fa}@keyframes ffToastIn{from{opacity:0;transform:translateY(14px) scale(0.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes ffToastOut{from{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(10px)}}.ff-result-box .check-svg{width:34px;height:34px}.ff-result-box .check-svg .check-ring{stroke-dasharray:166;stroke-dashoffset:166;animation:ffDrawRing 0.5s var(--ff-ease) 0.05s forwards}.ff-result-box .check-svg .check-tick{stroke-dasharray:48;stroke-dashoffset:48;animation:ffDrawTick 0.3s var(--ff-ease) 0.45s forwards}@keyframes ffDrawRing{to{stroke-dashoffset:0}}@keyframes ffDrawTick{to{stroke-dashoffset:0}}.ff-loader{width:18px;height:18px;border:2px solid var(--ff-primary-soft);border-top-color:var(--ff-primary);border-radius:50%;display:inline-block;animation:ffSpin 0.7s linear infinite;vertical-align:-4px}@keyframes ffSpin{to{transform:rotate(360deg)}}.ff-dropzone.dragover .ff-upload-icon{animation:ffBounce 0.6s var(--ff-ease) infinite alternate}@keyframes ffBounce{from{transform:translateY(-2px)}to{transform:translateY(-8px)}}.sig-pad:focus-visible{border-color:var(--ff-primary);box-shadow:0 0 0 3px var(--ff-primary-soft)}.table tbody tr{animation:ffRowIn 0.3s var(--ff-ease) both}@keyframes ffRowIn{from{opacity:0}to{opacity:1}}.admin-sidebar a i{transition:transform 0.18s var(--ff-ease)}.admin-sidebar a:hover:not(.active) i{transform:translateX(2px)}.admin-sidebar a.active{animation:ffNavPop 0.25s var(--ff-ease) both}@keyframes ffNavPop{from{transform:scale(0.98)}to{transform:scale(1)}}footer.ff-footer a{position:relative}footer.ff-footer a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:#fff;transition:width 0.2s var(--ff-ease)}footer.ff-footer a:hover::after{width:100%}footer.ff-footer a i{width:18px;margin-right:0.4rem;font-size:0.8rem;opacity:0.55;transition:opacity 0.15s var(--ff-ease),transform 0.2s var(--ff-ease)}footer.ff-footer a:hover i{opacity:1;transform:translateX(1px)}.scan-qr-wrap{display:inline-block;padding:12px;background:#fff;border-radius:var(--ff-radius-sm);border:1px solid var(--ff-border);box-shadow:var(--ff-shadow-1)}.scan-qr{width:210px;height:210px;display:block;image-rendering:pixelated}.scan-status{display:inline-flex;align-items:center;gap:0.5rem;margin-top:0.9rem;padding:0.4rem 0.9rem;border-radius:var(--ff-pill);font-size:0.82rem;font-weight:500;background:var(--ff-surface-alt);color:var(--ff-text-muted)}.scan-status .dot{width:9px;height:9px;border-radius:50%;background:var(--ff-text-muted);animation:ffPulse 1.4s var(--ff-ease) infinite}.scan-status.ok{background:var(--ff-primary-soft);color:var(--ff-on-primary-soft)}.scan-status.ok .dot{background:var(--ff-primary)}.scan-status.error{background:#fce8e6;color:#c5221f}.scan-status.error .dot{background:#d93025;animation:none}@keyframes ffPulse{0%,100%{opacity:0.4;transform:scale(1)}50%{opacity:1;transform:scale(1.3)}}@keyframes ffPopIn{from{opacity:0;transform:scale(0.85)}to{opacity:1;transform:scale(1)}}.scan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:0.7rem;min-height:130px;align-content:start}.scan-empty{grid-column:1 / -1;border:1.5px dashed var(--ff-border-strong);border-radius:var(--ff-radius-sm);padding:1.6rem 1rem;text-align:center;font-size:0.85rem}.scan-thumb{position:relative;aspect-ratio:3 / 4;border-radius:var(--ff-radius-sm);overflow:hidden;border:1px solid var(--ff-border);background:var(--ff-surface-alt);cursor:grab;transition:transform 0.2s var(--ff-ease),box-shadow 0.2s var(--ff-ease),opacity 0.2s;animation:ffPopIn 0.35s var(--ff-ease-emph) both}.scan-thumb:hover{transform:translateY(-3px);box-shadow:var(--ff-shadow-2)}.scan-thumb.dragging{opacity:0.4}.scan-thumb img{width:100%;height:100%;object-fit:cover}.scan-thumb .num{position:absolute;bottom:5px;left:5px;background:rgba(0,0,0,.65);color:#fff;border-radius:8px;padding:1px 7px;font-size:0.68rem;font-weight:600}.scan-thumb .del{position:absolute;top:5px;right:5px;width:24px;height:24px;border:0;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;font-size:0.66rem;opacity:0;transition:opacity 0.18s var(--ff-ease);display:flex;align-items:center;justify-content:center}.scan-thumb:hover .del{opacity:1}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.001s !important;transition-duration:0.001s !important}.ff-reveal{opacity:1 !important;transform:none !important}}