:root{
  --navy:#071a3a;
  --navy-soft:#0c2d59;
  --blue:#0b86d9;
  --cyan:#08bde8;
  --ink:#172b4d;
  --muted:#66758a;
  --line:#dbe4ee;
  --surface:#ffffff;
  --canvas:#eef4fa;
  --success:#1f9d64;
}

*{box-sizing:border-box;margin:0;padding:0}
html{min-height:100%}
body{
  min-height:100vh;padding:32px;display:flex;align-items:center;justify-content:center;overflow-x:hidden;
  background:radial-gradient(circle at 10% 10%,rgba(11,134,217,.13),transparent 28%),radial-gradient(circle at 88% 84%,rgba(8,189,232,.12),transparent 26%),var(--canvas);
  color:var(--ink);font-family:"Segoe UI",Inter,Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased;
}
button,input{font:inherit}
.auth-shell{
  position:relative;z-index:1;width:min(1180px,100%);min-height:700px;display:grid;grid-template-columns:1.08fr .92fr;overflow:hidden;
  border:1px solid rgba(7,26,58,.07);border-radius:24px;background:var(--surface);box-shadow:0 30px 80px rgba(7,26,58,.16),0 6px 20px rgba(7,26,58,.06);
}

/* PANEL DE MARCA */
.brand-panel{
  position:relative;isolation:isolate;min-width:0;padding:52px 58px 42px;display:flex;flex-direction:column;overflow:hidden;color:#fff;
  background:radial-gradient(circle at 84% 16%,rgba(8,189,232,.25),transparent 25%),radial-gradient(circle at 12% 92%,rgba(11,134,217,.28),transparent 30%),linear-gradient(145deg,#06162f 0%,#08254c 55%,#063b6c 100%);
}
.brand-panel::before{
  content:"";position:absolute;inset:0;z-index:-2;opacity:.23;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:42px 42px;mask-image:linear-gradient(to bottom,transparent,black 28%,black 72%,transparent);
}
.brand-panel::after{content:"";position:absolute;left:58px;right:58px;bottom:83px;z-index:-1;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.24),transparent)}
.brand-watermark{position:absolute;z-index:-1;width:620px;max-width:none;right:-205px;bottom:-205px;opacity:.08;filter:grayscale(1) brightness(3.8);pointer-events:none;user-select:none}
.brand-header{display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand-logo-crop{width:230px;height:82px;overflow:hidden;flex:0 0 auto}
.brand-logo-crop img{display:block;width:230px;height:auto;transform:translateY(-30px)}
.brand-badge{padding:8px 12px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(255,255,255,.07);color:rgba(255,255,255,.76);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
.brand-copy{width:min(475px,100%);margin:auto 0;padding:54px 0 46px}
.brand-eyebrow{margin-bottom:17px;color:#63d8fa;font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
.brand-copy h1{max-width:500px;color:#fff;font-size:clamp(38px,3.2vw,52px);font-weight:760;line-height:1.08;letter-spacing:-.035em}
.brand-copy h1 span{color:#38bdf8}
.brand-description{max-width:440px;margin-top:22px;color:rgba(232,244,255,.75);font-size:16px;line-height:1.65}
.benefit-list{margin-top:34px;display:grid;gap:17px;list-style:none}
.benefit-list li{display:flex;align-items:center;gap:12px;color:rgba(237,247,255,.78);font-size:14px;line-height:1.4}
.benefit-list strong{color:#fff;font-weight:700}
.benefit-icon{width:26px;height:26px;flex:0 0 26px;display:grid;place-items:center;border:1px solid rgba(99,216,250,.38);border-radius:8px;background:rgba(8,189,232,.13);color:#63d8fa;font-size:13px;font-weight:900}
.brand-footer{display:flex;align-items:center;gap:9px;color:rgba(226,240,251,.55);font-size:11px;line-height:1.4}
.status-dot{width:7px;height:7px;border-radius:50%;background:#39d98a;box-shadow:0 0 0 4px rgba(57,217,138,.1)}

/* PANEL DE ACCESO */
.access-panel{min-width:0;padding:46px 62px;display:flex;align-items:center;justify-content:center;background:#fff}
.access-inner{width:100%;max-width:390px}
.form-brand{display:none;margin-bottom:48px;align-items:center}
.form-brand-logo-crop{width:214px;height:84px;overflow:hidden;flex:0 0 auto}
.form-brand-logo-crop img{display:block;width:245px;max-width:none;height:auto;transform:translate(-14px,-30px)}
.panel{display:none;animation:panelIn .28s ease}
.panel.active{display:block}
.card{width:100%;padding:0;text-align:left;background:transparent}
.panel-kicker{margin-bottom:10px;color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.card h2{margin-bottom:8px;color:var(--navy);font-size:32px;font-weight:760;line-height:1.15;letter-spacing:-.025em}
.panel-intro{margin-bottom:32px;color:var(--muted);font-size:14px;line-height:1.5}
.card h2 .icon{width:34px;height:34px;margin-right:8px;display:inline-flex;align-items:center;justify-content:center;vertical-align:3px;border-radius:9px;background:var(--blue)}
.card h2 .icon svg{width:17px;height:17px;fill:none;stroke:#fff;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
label{display:block;margin-bottom:7px;color:#34445b;font-size:13px;font-weight:700}
.input-wrap{position:relative;margin-bottom:18px}
.input-wrap input{width:100%;height:50px;padding:0 44px 0 15px;border:1px solid var(--line);border-radius:10px;outline:none;background:#fbfcfe;color:#24364f;font-size:14px;transition:border-color .2s,box-shadow .2s,background .2s}
.input-wrap input:hover{border-color:#bdcbd9}
.input-wrap input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(11,134,217,.11);background:#fff}
.input-wrap input::placeholder{color:#a7b1bf}
.input-wrap input[readonly]{padding-right:15px}
.eye-btn{position:absolute;top:50%;right:14px;padding:4px;border:0;border-radius:6px;background:none;color:#8c99aa;cursor:pointer;transform:translateY(-50%);transition:color .2s,background .2s}
.eye-btn:hover{color:var(--blue);background:#edf6fd}
.eye-btn:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.eye-btn svg{display:block;width:18px;height:18px}
.form-help{margin:-4px 0 22px;display:flex;justify-content:flex-end}
.form-help button{padding:3px 0;border:0;background:none;color:#347eb9;font-size:13px;font-weight:600;cursor:pointer}
.form-help button:hover{text-decoration:underline;text-underline-offset:3px}
.form-help button:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:3px}
.btn-main{width:100%;min-height:50px;padding:12px 18px;border:0;border-radius:10px;display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,#087fd0,#096fb9);color:#fff;font-size:14px;font-weight:750;letter-spacing:.01em;cursor:pointer;box-shadow:0 10px 22px rgba(11,134,217,.2);transition:transform .15s,box-shadow .2s,filter .2s}
.btn-main:hover{filter:brightness(1.06);box-shadow:0 13px 26px rgba(11,134,217,.28);transform:translateY(-1px)}
.btn-main:active{transform:translateY(0)}
.btn-main:focus-visible{outline:3px solid rgba(11,134,217,.25);outline-offset:3px}
.btn-main:disabled{opacity:.62;cursor:not-allowed;transform:none}
.btn-main svg{width:18px;height:18px;flex:0 0 auto}
.link{margin-top:16px;text-align:center;color:#347eb9;font-size:13px;cursor:pointer;text-decoration:none}
.link:hover{text-decoration:underline;text-underline-offset:3px}
.account-switch{margin-top:28px;padding-top:22px;border-top:1px solid #e8edf3;display:flex;align-items:center;justify-content:center;gap:5px;color:#6b7788;font-size:13px}
.account-switch button{appearance:none;padding:4px;border:0;border-radius:5px;background:none;color:#1675b9;font-size:13px;font-weight:750;cursor:pointer}
.account-switch button:hover{background:#edf6fd;color:#075d9c}
.account-switch button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

/* CONTRASEÑA Y ESTADOS */
.pwd-strength{margin-top:-10px;margin-bottom:14px}
.pwd-bars{display:flex;gap:4px;margin-bottom:5px}
.pwd-bar{height:4px;flex:1;border-radius:3px;background:#e7ebf0;transition:background .3s}
.pwd-bar.weak{background:#e74c3c}.pwd-bar.fair{background:#f39c12}.pwd-bar.good{background:#3498db}.pwd-bar.strong{background:#27ae60}
.pwd-txt{color:#7b8796;font-size:11px;text-align:right}
.req-list{margin:6px 0 17px;padding:0;display:grid;gap:3px;list-style:none}
.req-list li{display:flex;align-items:center;gap:6px;color:#9aa4b1;font-size:12px;transition:color .2s}
.req-list li::before{content:'○';font-size:10px}.req-list li.ok{color:#27ae60}.req-list li.ok::before{content:'✓';font-weight:800}
.req-list li.invalid{color:#cf3f3f}.req-list li.invalid::before{content:'×';font-size:13px;font-weight:850}
.input-wrap input.field-invalid{border-color:#d84a4a;background:#fffafa;box-shadow:0 0 0 4px rgba(216,74,74,.1)}
.input-wrap input.field-invalid:focus{border-color:#d84a4a;box-shadow:0 0 0 4px rgba(216,74,74,.14)}
.inbox-icon{width:58px;height:58px;margin:0 auto 16px;border-radius:15px;display:flex;align-items:center;justify-content:center;background:#e8f3fc}
.inbox-icon svg{width:29px;height:29px;fill:none;stroke:var(--blue);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.sent-msg{padding:10px 0 4px;color:#58677a;font-size:14px;line-height:1.65;text-align:center}
.sent-msg strong{color:var(--ink)}.sent-msg em{color:var(--blue);font-style:normal;font-weight:700}

/* PROGRESO DEL REGISTRO */
.signup-progress{width:100%;margin:0 0 24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.signup-step{min-width:0;color:#8b97a6;font-size:10.5px;font-weight:750;line-height:1.2;transition:color .25s}
.signup-step-title{min-height:26px;margin-bottom:7px;display:flex;align-items:flex-end;justify-content:center;gap:3px;text-align:center}
.signup-step-mark{font-weight:850}
.signup-step-track{width:100%;height:7px;border-radius:999px;overflow:hidden;background:#e4eaf0;box-shadow:inset 0 1px 2px rgba(23,43,77,.08)}
.signup-step-fill{width:0;height:100%;border-radius:inherit;opacity:1}
.signup-step.complete{color:#23885c}
.signup-step.complete .signup-step-fill{width:100%;background:#27ae72}
.signup-step.active{color:#0b78c5}
.signup-step.active .signup-step-fill{background:linear-gradient(90deg,#087fd0,#1597ed);animation:signupStepFlow 2.3s ease-out infinite}
.signup-step.pending{color:#8b97a6}
@keyframes signupStepFlow{
  0%{width:0;opacity:1}
  70%{opacity:1}
  100%{width:100%;opacity:0}
}

/* VERIFICACIÓN DE CORREO */
.verification-card{text-align:center}
.verification-icon{width:64px;height:64px;margin:0 auto 18px;border-radius:18px;display:flex;align-items:center;justify-content:center;background:#e8f3fc;color:var(--blue)}
.verification-icon svg{width:32px;height:32px}
.verification-card .panel-kicker{margin-bottom:7px;text-align:center}
.verification-card h2{margin-bottom:18px}
.verification-copy{margin:0 0 7px;color:#647286;font-size:14px;line-height:1.5}
.verification-email{margin-bottom:14px;padding:11px 14px;border:1px solid #cfe1ef;border-radius:9px;background:#f4f9fd;color:#176da9;font-size:14px;font-weight:750;overflow-wrap:anywhere}
.verification-instruction{margin:0 0 18px;color:#536276;font-size:14px;line-height:1.6}
.verification-instruction strong{color:var(--ink)}
.verification-status{display:none;margin:0 0 14px;padding:10px 12px;border-radius:8px;font-size:12px;line-height:1.45;text-align:left}
.verification-status.show{display:block}
.verification-status.ok{border:1px solid #bce5d1;background:#effaf5;color:#207650}
.verification-status.warn{border:1px solid #f0d2a6;background:#fff8ed;color:#98601a}
.verification-status.err{border:1px solid #efc0c0;background:#fff2f2;color:#a63b3b}
.verification-help{margin:19px 0 10px;color:#738093;font-size:12px;line-height:1.5}
.verification-help strong,.verification-help span{display:block}
.verification-help strong{margin-bottom:2px;color:#526176}
.verification-actions{display:flex;align-items:center;justify-content:center;gap:8px;color:#a4adba;font-size:13px}
.verification-actions button{padding:4px;border:0;border-radius:5px;background:none;color:#1675b9;font-size:13px;font-weight:700;cursor:pointer}
.verification-actions button:hover{background:#edf6fd;color:#075d9c}
.verification-actions button:disabled{color:#9aa6b4;cursor:not-allowed;background:none}
.verification-actions button:focus-visible,.whatsapp-help:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.whatsapp-help{margin-top:15px;display:inline-block;color:#23885c;font-size:12px;font-weight:700;text-decoration:none}
.whatsapp-help:hover{text-decoration:underline;text-underline-offset:3px}

/* TOAST Y CARGA */
.toast{position:fixed;top:20px;right:20px;z-index:9999;max-width:340px;padding:13px 18px;border-radius:10px;display:flex;align-items:center;gap:10px;background:#263548;color:#fff;font-size:14px;box-shadow:0 10px 30px rgba(0,0,0,.18);transform:translateX(120%);transition:transform .3s cubic-bezier(.4,0,.2,1)}
.toast.show{transform:translateX(0)}.toast.ok{background:#23885c}.toast.err{background:#c94343}.toast.warn{background:#cf811d}
.toast svg{width:18px;height:18px;flex:0 0 auto}
.spin{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;flex:0 0 auto}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes panelIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* RESPONSIVE */
@media(max-width:960px){
  body{padding:22px}.auth-shell{grid-template-columns:.85fr 1.15fr;min-height:670px}.brand-panel{padding:42px 34px 36px}.brand-panel::after{left:34px;right:34px}.brand-badge{display:none}.brand-copy h1{font-size:38px}.access-panel{padding:42px 44px}
}
@media(max-width:900px){
  body{padding:0;background:#fff;align-items:flex-start}.auth-shell{width:100%;min-height:100vh;display:block;border:0;border-radius:0;box-shadow:none}.brand-panel{display:none}.access-panel{min-height:100vh;padding:42px 24px 34px;align-items:flex-start}.access-inner{max-width:420px}.form-brand{position:relative;margin-bottom:72px;display:flex;justify-content:center}.form-brand-logo-crop{width:190px;height:76px}.form-brand-logo-crop img{width:218px;transform:translate(-12px,-27px)}.form-brand::after{content:"Controla tus costos. Impulsa tu rentabilidad.";position:absolute;top:84px;left:-10px;right:-10px;color:#64748b;font-size:12px;line-height:1.4;text-align:center}
}
@media(max-width:420px){
  .access-panel{padding:34px 20px 28px}.form-brand{margin-bottom:68px}.card h2{font-size:29px}.account-switch{flex-wrap:wrap}.signup-progress{gap:10px}.signup-step{font-size:9.5px}.signup-step-title{min-height:28px}.toast{left:16px;right:16px;top:16px;max-width:none}
}
@media(max-height:760px) and (min-width:901px){
  body{padding:20px}.auth-shell{min-height:620px}.brand-panel{padding-top:38px;padding-bottom:32px}.brand-copy{padding:30px 0}.brand-copy h1{font-size:40px}.brand-description{margin-top:16px}.benefit-list{margin-top:24px;gap:12px}.access-panel{padding-top:34px;padding-bottom:34px}.form-brand{margin-bottom:30px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.signup-step.active .signup-step-fill{width:100%;opacity:1}}