:root{--slate-dark:#091320;--slate-medium:#132439;--slate-light:#1d3557;--gold-primary:#f5a623;--gold-dark:#d48c16;--gold-light:#fcd99a;--cream-bg:#f3f1ec;--cream-card:#fff;--cream-card-dark:#faf8f5;--cream-border:#e6e3db;--text-primary:#1e2833;--text-muted:#5e6977;--text-light:#8a96a5;--emerald-success:#1e824c;--emerald-bg:#e8f5e9;--coral-danger:#d13b3b;--coral-bg:#ffebee;--shadow-sm:0 2px 8px rgba(9,19,32,.04);--shadow-md:0 8px 24px rgba(9,19,32,.06);--shadow-lg:0 16px 48px rgba(9,19,32,.12);--shadow-card:0 1px 3px rgba(0,0,0,.05),0 10px 40px rgba(9,19,32,.04);--shadow-inner:inset 0 2px 4px rgba(0,0,0,.03);--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-xl:30px;--lp-bg:#f7f5f0;--lp-white:#fff;--lp-dark:#141f14;--lp-green:#1a3a1c;--lp-green-mid:#2a5c2e;--lp-green-light:#edf3ed;--lp-gold:#b8902a;--lp-gold-light:#f5e9cc;--lp-border:#e0dbd0;--lp-text:#2c2c2c;--lp-muted:#6b6b6b;--lp-serif:"Libre Baskerville",Georgia,serif;--lp-sans:"Inter",sans-serif;--lp-r:8px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Plus Jakarta Sans,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--cream-bg);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.brand-font,h1,h2,h3,h4{font-family:Plus Jakarta Sans,sans-serif;font-weight:800;letter-spacing:-.02em}.oswald-font{font-family:Oswald,sans-serif;text-transform:uppercase}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:rgba(9,19,32,.02)}::-webkit-scrollbar-thumb{background:rgba(9,19,32,.15);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:rgba(9,19,32,.25)}.app-wrapper{min-height:100vh;display:flex;flex-direction:column}.nav-bar{background:var(--slate-dark);color:#fff;height:64px;padding:0 24px;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 4px 20px rgba(0,0,0,.15)}.nav-bar,.nav-logo-group{display:flex;align-items:center}.nav-logo-group{gap:12px}.nav-logo-text{font-family:Oswald,sans-serif;font-size:20px;font-weight:700;letter-spacing:.05em;color:#fff}.nav-logo-text span{color:var(--gold-primary)}.nav-badge{background:hsla(0,0%,100%,.08);border:1px solid hsla(0,0%,100%,.12);color:var(--gold-light);font-size:10px;font-weight:700;padding:3px 10px;border-radius:4px;text-transform:uppercase;letter-spacing:.08em}.nav-actions{display:flex;align-items:center;gap:12px}.main-content{display:grid;grid-template-columns:460px 1fr;gap:24px;max-width:1680px;margin:0 auto;padding:24px;width:100%;flex:1}@media (max-width:1200px){.main-content{grid-template-columns:1fr}}.panel{background:var(--cream-card);border:1px solid var(--cream-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card);overflow:hidden;display:flex;flex-direction:column}.panel-header{padding:16px 20px;border-bottom:1px solid var(--cream-border);background:var(--cream-card-dark);display:flex;justify-content:space-between;align-items:center}.panel-title{font-size:15px;font-weight:700;color:var(--slate-dark);text-transform:uppercase;letter-spacing:.05em}.panel-body{padding:20px}.postcard-viewport{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}.postcard-perspective{perspective:2500px;width:100%;aspect-ratio:12/9;position:relative}.postcard-flipper{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .85s cubic-bezier(.25,1,.5,1);box-shadow:0 20px 60px rgba(9,19,32,.15);border-radius:8px}.postcard-flipper.flipped{transform:rotateY(180deg)}.postcard-face{position:absolute;top:0;left:0;width:100%;height:100%;backface-visibility:hidden;border-radius:8px;overflow:hidden;background-color:var(--slate-dark)}.postcard-face.back{transform:rotateY(180deg)}.postcard-grid-front-standard{grid-template-rows:1.4fr 1fr 1fr;height:calc(100% - 32px)}.postcard-grid-back-standard,.postcard-grid-front-standard{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:10px}.postcard-grid-back-standard{grid-template-rows:1.45fr 1fr;height:calc(100% - 110px)}.postcard-grid-front-mockup{display:grid;grid-template-columns:2.8fr 2.8fr 5.7fr;grid-template-rows:3.8fr 1.6fr 3.8fr;gap:8px;padding:12px;height:100%}.mockup-small-stack{grid-column:1;grid-row:1;display:grid;grid-template-rows:1.85fr 1.85fr;gap:8px}.mockup-medium-slot{grid-column:2;grid-row:1}.mockup-large-slot{grid-column:3;grid-row:1}.mockup-usps-band{grid-column:1/span 3;grid-row:2;background:#113a7c;border-radius:4px;display:flex;justify-content:space-between;align-items:center;padding:0 16px;color:#fff}.mockup-extralarge-slot{grid-column:1/span 3;grid-row:3}.ad-slot-render{position:relative;width:100%;height:100%;cursor:pointer;border-radius:5px;transition:all .25s ease;user-select:none}.ad-slot-render.selected{outline:3px solid var(--gold-primary);outline-offset:2px;z-index:10;box-shadow:0 0 20px rgba(245,166,35,.4)}.ad-slot-render:hover{transform:translateY(-2px)}.ad-slot-empty{border:2px dashed hsla(0,0%,100%,.2);background:hsla(0,0%,100%,.02);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:10px}.ad-slot-render.selected .ad-slot-empty{border-color:var(--gold-primary);background:hsla(0,0%,100%,.05)}.ad-slot-empty-title{font-family:Oswald,sans-serif;color:hsla(0,0%,100%,.6);font-size:11px;letter-spacing:.1em;margin-bottom:2px}.ad-slot-empty-sub{color:hsla(0,0%,100%,.35);font-size:8px}.ad-card-active{background:#fff;border-radius:5px;overflow:hidden;height:100%;display:flex;flex-direction:column;border:1px solid hsla(0,0%,100%,.1);box-shadow:0 4px 10px rgba(0,0,0,.15)}.form-group{margin-bottom:14px}.form-label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:5px}.form-input,.form-label{color:var(--text-primary)}.form-input{width:100%;padding:9px 12px;border:1px solid var(--cream-border);background:var(--cream-card-dark);border-radius:var(--radius-sm);font-size:13px;transition:all .2s ease;font-family:Plus Jakarta Sans,sans-serif}.form-input:focus{outline:none;border-color:var(--slate-light);background:#fff;box-shadow:0 0 0 3px rgba(29,53,87,.08)}.form-select{width:100%;padding:9px 12px;border:1px solid var(--cream-border);background:var(--cream-card-dark);border-radius:var(--radius-sm);font-size:13px;color:var(--text-primary);appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235E6977' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:16px;transition:all .2s;font-family:Plus Jakarta Sans,sans-serif}.form-select:focus{outline:none;border-color:var(--slate-light);box-shadow:0 0 0 3px rgba(29,53,87,.08)}.grid-2col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:700;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;font-family:Plus Jakarta Sans,sans-serif}.btn-primary{background:var(--gold-primary);color:var(--slate-dark)}.btn-primary:hover{background:var(--gold-dark);transform:translateY(-1px)}.btn-secondary{background:hsla(0,0%,100%,.1);border:1px solid hsla(0,0%,100%,.15);color:#fff}.btn-secondary:hover{background:hsla(0,0%,100%,.15)}.btn-outline{background:transparent;border:1px solid var(--cream-border);color:var(--text-primary)}.btn-outline:hover{background:var(--cream-card-dark);border-color:var(--text-muted)}.btn-dark{background:var(--slate-dark);color:#fff}.btn-dark:hover{background:var(--slate-medium)}.pulse{animation:pulse-animation 2s infinite}@keyframes pulse-animation{0%{box-shadow:0 0 0 0 rgba(245,166,35,.4)}70%{box-shadow:0 0 0 10px rgba(245,166,35,0)}to{box-shadow:0 0 0 0 rgba(245,166,35,0)}}.glass-morphism{background:hsla(0,0%,100%,.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid hsla(0,0%,100%,.4)}.glass-morphism-dark{background:rgba(9,19,32,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid hsla(0,0%,100%,.08)}.postcard-perspective.vertical{aspect-ratio:9/12;max-width:420px;margin:0 auto}.postcard-grid-front-vertical{grid-template-rows:1.4fr 1.05fr .75fr;height:calc(100% - 135px)}.postcard-grid-back-vertical,.postcard-grid-front-vertical{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:10px}.postcard-grid-back-vertical{grid-template-rows:1.4fr 1.05fr;height:calc(100% - 150px)}.postcard-hero-vertical{padding:12px 14px 8px;gap:4px}.postcard-hero-vertical,.postcard-mailing-vertical{border-bottom:2px solid #132439;flex-shrink:0;display:flex;flex-direction:column}.postcard-mailing-vertical{min-height:110px;background:var(--slate-medium);padding:10px 14px;position:relative;justify-content:space-between}.vertical-mailing-top-row{display:flex;justify-content:space-between;align-items:flex-start;width:100%}.vertical-mailing-bottom-row{display:flex;justify-content:center;align-items:center;width:100%;margin-top:6px}.vertical-eddm-label-marking-area{border:1.5px dashed #ff7675;background:hsla(0,0%,100%,.03);padding:4px 8px;text-align:center;width:175px;border-radius:4px;display:flex;flex-direction:column;justify-content:center;align-items:center}.vertical-eddm-label-title{font-size:8px;font-weight:800;color:#ff7675;letter-spacing:.03em;text-transform:uppercase}.vertical-eddm-label-desc{font-size:6px;color:hsla(0,0%,100%,.5);margin-top:1px}.postcard-grid-canva-8slot{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(2,1fr);gap:8px;padding:10px;height:calc(100% - 32px)}.postcard-grid-canva-11slot{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(3,1fr);gap:8px;padding:10px;height:calc(100% - 32px)}