:root {
    --navy: #071b33;
    --blue: #0b4e8f;
    --accent: #f4bb19;
    --green: #16a36a;
    --text: #12243a;
    --muted: #6d7b8d;
    --border: #dce4ed;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: "Segoe UI", Arial, sans-serif;
    background:
        radial-gradient(circle at 5% 5%, rgba(244,187,25,.22), transparent 28%),
        radial-gradient(circle at 95% 95%, rgba(11,78,143,.20), transparent 30%),
        #eef3f8;
}

.login-shell {
    width: min(1120px, calc(100% - 36px));
    min-height: 650px;
    margin: 36px auto;
    display: grid;
    grid-template-columns: 1.12fr .88fr;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.8);
    border-radius: 32px;
    background: rgba(255,255,255,.90);
    box-shadow: 0 30px 80px rgba(7,27,51,.18);
}

.login-brand {
    position: relative;
    padding: 52px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 85% 10%, rgba(255,255,255,.12), transparent 25%),
        linear-gradient(145deg, var(--navy), var(--blue));
}

.login-brand::after {
    position: absolute;
    right: -100px;
    bottom: -130px;
    width: 360px;
    height: 360px;
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 50%;
    content: "";
}

.brand-top {
    display: flex;
    align-items: center;
    gap: 16px;
}

.brand-logo {
    width: 66px;
    height: 66px;
    display: grid;
    place-items: center;
    border-radius: 20px;
    color: var(--navy);
    background: #fff;
    font-size: 30px;
    box-shadow: 0 14px 28px rgba(0,0,0,.18);
}

.brand-top h1 { margin: 0; font-size: 34px; }
.brand-top span { color: rgba(255,255,255,.72); font-size: 14px; }

.brand-message { position: relative; z-index: 1; max-width: 500px; }
.eyebrow {
    display: block;
    margin-bottom: 14px;
    color: #ffd76a;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
}
.brand-message h2 {
    margin: 0 0 16px;
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.07;
}
.brand-message p {
    max-width: 460px;
    color: rgba(255,255,255,.76);
    line-height: 1.7;
}

.brand-features { display: flex; flex-wrap: wrap; gap: 10px; }
.brand-features span {
    padding: 9px 12px;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 999px;
    background: rgba(255,255,255,.08);
    font-size: 12px;
    font-weight: 700;
}
.login-brand footer { color: rgba(255,255,255,.60); font-size: 12px; }

.login-panel {
    padding: 50px;
    display: grid;
    place-items: center;
}

.login-card { width: min(100%, 390px); }
.mobile-brand { display: none; }
.welcome-label {
    color: var(--blue);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .12em;
}
.login-card h2 { margin: 7px 0 0; font-size: 34px; }
.subtitle { margin: 8px 0 28px; color: var(--muted); line-height: 1.5; }

.login-alert {
    margin-bottom: 18px;
    padding: 13px 14px;
    display: flex;
    gap: 10px;
    border: 1px solid #fecaca;
    border-radius: 13px;
    color: #991b1b;
    background: #fff1f2;
    font-size: 13px;
    font-weight: 700;
}

.field { display: block; margin-bottom: 18px; }
.field > span {
    display: block;
    margin-bottom: 8px;
    color: #334155;
    font-size: 13px;
    font-weight: 800;
}
.field > div { position: relative; }
.field > div > i {
    position: absolute;
    top: 50%;
    left: 15px;
    color: #718096;
    transform: translateY(-50%);
}
.field input {
    width: 100%;
    height: 52px;
    padding: 0 48px 0 44px;
    border: 1px solid var(--border);
    border-radius: 14px;
    outline: none;
    color: #0f172a;
    background: #f8fafc;
    font-size: 15px;
    transition: .2s;
}
.field input:focus {
    border-color: var(--blue);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(11,78,143,.10);
}

.password-toggle {
    position: absolute;
    top: 50%;
    right: 9px;
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 10px;
    color: #64748b;
    background: transparent;
    cursor: pointer;
    transform: translateY(-50%);
}

.login-button {
    width: 100%;
    height: 54px;
    margin-top: 4px;
    padding: 0 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 0;
    border-radius: 15px;
    color: #fff;
    background: linear-gradient(135deg, var(--blue), var(--navy));
    box-shadow: 0 14px 25px rgba(11,78,143,.24);
    font-size: 15px;
    font-weight: 900;
    cursor: pointer;
}
.login-button:disabled { opacity: .7; cursor: wait; }

.login-security {
    margin-top: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--muted);
    font-size: 12px;
}
.login-security span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 4px rgba(22,163,106,.12);
}

@media (max-width: 850px) {
    .login-shell {
        min-height: auto;
        grid-template-columns: 1fr;
    }
    .login-brand { display: none; }
    .login-panel { min-height: calc(100vh - 72px); padding: 34px 24px; }
    .mobile-brand {
        margin-bottom: 28px;
        display: flex;
        align-items: center;
        gap: 10px;
        color: var(--blue);
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .login-shell {
        width: 100%;
        min-height: 100vh;
        margin: 0;
        border: 0;
        border-radius: 0;
    }
    .login-panel { min-height: 100vh; }
}
.login-alert--success{border-color:#bbf7d0!important;background:#f0fdf4!important;color:#166534!important}


/* FleetOS 4.41.2 · branding DPO grafito/dorado */
.brand-logo{
    padding:0;
    overflow:hidden;
    border-radius:50%;
    background:#111418;
    box-shadow:0 14px 28px rgba(0,0,0,.24),0 0 0 1px rgba(212,175,55,.24);
}
.brand-logo img{display:block;width:100%;height:100%;object-fit:contain}
.mobile-brand-logo{width:42px;height:42px;object-fit:contain;border-radius:50%;box-shadow:0 6px 16px rgba(0,0,0,.14)}

/* FleetOS 4.41.3 · login DPO graphite + gold */
:root{--navy:#111418;--blue:#D4AF37;--accent:#D4AF37;--text:#171A1F;--muted:#69727D;--border:#D8DDE3}
body{background:radial-gradient(circle at 7% 4%,rgba(212,175,55,.18),transparent 29%),radial-gradient(circle at 94% 94%,rgba(26,29,33,.10),transparent 30%),#F0F2F4}
.login-shell{box-shadow:0 30px 80px rgba(17,20,24,.16)}
.login-brand{background:radial-gradient(circle at 86% 10%,rgba(212,175,55,.14),transparent 26%),linear-gradient(145deg,#1A1D21,#111418)}
.brand-top{gap:22px;align-items:center}
.brand-logo{width:82px;height:82px;flex:0 0 82px;border-radius:50%;background:#0E1013;box-shadow:0 14px 30px rgba(0,0,0,.30),0 0 0 1px rgba(212,175,55,.30)}
.brand-top h1{font-size:32px;line-height:1.05;color:#fff}
.brand-top span{color:#C5CBD2}
.eyebrow,.welcome-label{color:#B58B1C}
.brand-features span{border-color:rgba(212,175,55,.25);background:rgba(212,175,55,.08)}
.field input:focus{border-color:#D4AF37;box-shadow:0 0 0 4px rgba(212,175,55,.14)}
.login-button{color:#171A1F;background:linear-gradient(135deg,#E3C55E,#D4AF37 55%,#B99321);box-shadow:0 14px 25px rgba(185,147,33,.22)}
.login-button:hover{filter:brightness(1.03)}
.mobile-brand{color:#8C6A00}
@media(max-width:850px){.mobile-brand-logo{width:48px;height:48px}}


/* =========================================================
   FleetOS 4.41.4 · Login DPO Premium Gold
   ========================================================= */
:root{
  --login-gold:#D4AF37;
  --login-gold-2:#B98B1D;
  --login-gold-light:#F2D56B;
  --login-graphite:#171A1F;
  --login-graphite-2:#0F1215;
}
body{
  color:#EEF2F5;
  background:
    radial-gradient(circle at 8% 8%,rgba(212,175,55,.24),transparent 28%),
    radial-gradient(circle at 92% 90%,rgba(185,139,29,.16),transparent 31%),
    linear-gradient(135deg,#101316,#1B1A15 56%,#0D1013)!important;
}
.login-shell{
  border:1px solid rgba(212,175,55,.30)!important;
  background:#12161A!important;
  box-shadow:0 34px 90px rgba(0,0,0,.42),0 0 0 1px rgba(255,255,255,.02)!important;
}
.login-brand{
  background:
    radial-gradient(circle at 88% 14%,rgba(242,213,107,.18),transparent 28%),
    radial-gradient(circle at 76% 78%,rgba(185,139,29,.18),transparent 30%),
    linear-gradient(145deg,#0F1215 0%,#171A1F 52%,#29200B 100%)!important;
}
.login-brand::before{
  position:absolute;
  inset:0;
  background:
    linear-gradient(120deg,transparent 0 63%,rgba(212,175,55,.12) 63.3% 63.8%,transparent 64.1%),
    linear-gradient(128deg,transparent 0 71%,rgba(242,213,107,.09) 71.3% 71.8%,transparent 72.1%);
  content:"";
  pointer-events:none;
}
.login-brand::after{
  right:-120px!important;
  bottom:-150px!important;
  width:430px!important;
  height:430px!important;
  border-color:rgba(212,175,55,.22)!important;
  box-shadow:0 0 0 36px rgba(212,175,55,.028),0 0 0 72px rgba(212,175,55,.018);
}
.brand-top,.brand-message,.brand-features,.login-brand footer{position:relative;z-index:1}
.brand-logo{
  width:88px!important;
  height:88px!important;
  flex-basis:88px!important;
  background:#0B0D0F!important;
  box-shadow:0 16px 34px rgba(0,0,0,.38),0 0 0 1px rgba(212,175,55,.42)!important;
}
.brand-top h1{color:#FFFFFF!important;font-size:34px!important}
.brand-top span{color:#BBC3CC!important}
.eyebrow{color:#F2D56B!important}
.brand-message h2{color:#F8FAFC!important}
.brand-message h2::first-line{color:#F8FAFC}
.brand-message p{color:#CBD2D9!important}
.brand-features span{
  color:#F3F5F7!important;
  border-color:rgba(212,175,55,.34)!important;
  background:rgba(17,20,24,.52)!important;
}
.brand-features i{color:#F2D56B}
.login-brand footer{color:#9EA7B1!important}

.login-panel{
  position:relative;
  background:
    radial-gradient(circle at 105% 0%,rgba(212,175,55,.10),transparent 30%),
    linear-gradient(180deg,#191D21,#101316)!important;
}
.login-panel::before{
  position:absolute;
  inset:0 auto 0 0;
  width:1px;
  background:linear-gradient(180deg,transparent,rgba(212,175,55,.48),transparent);
  content:"";
}
.login-card{position:relative;z-index:1}
.welcome-label{color:#E3C459!important}
.login-card h2{color:#FFFFFF!important}
.subtitle{color:#AEB7C1!important}
.field>span{color:#E4E9EE!important}
.field input{
  color:#F3F6F8!important;
  border-color:#454B52!important;
  background:#171B20!important;
}
.field input::placeholder{color:#79838D!important}
.field>div>i,.password-toggle{color:#C8A83E!important}
.field input:focus{
  border-color:#D4AF37!important;
  background:#15191D!important;
  box-shadow:0 0 0 4px rgba(212,175,55,.12),0 0 24px rgba(212,175,55,.07)!important;
}
.password-toggle:hover{color:#F2D56B!important;background:rgba(212,175,55,.08)}
.login-button{
  color:#171A1F!important;
  background:linear-gradient(135deg,#F3DA79 0%,#D4AF37 56%,#A97811 100%)!important;
  box-shadow:0 16px 32px rgba(185,139,29,.24)!important;
}
.login-button:hover{filter:brightness(1.05);transform:translateY(-1px)}
.login-security{color:#9FA9B3!important}
.login-alert--success{
  color:#9EF0BB!important;
  border-color:rgba(34,197,94,.36)!important;
  background:rgba(22,101,52,.18)!important;
}
.login-alert:not(.login-alert--success){
  color:#FFB2B8!important;
  border-color:rgba(239,68,68,.38)!important;
  background:rgba(127,29,29,.20)!important;
}
.mobile-brand{color:#F2D56B!important}
@media(max-width:850px){
  body{background:#101316!important}
  .login-shell{border:0!important}
  .login-panel{background:linear-gradient(180deg,#171B20,#0F1215)!important}
}