*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --green:        #16a34a;
    --green-light:  #22c55e;
    --green-dark:   #15803d;
    --green-deeper: #166534;
    --green-glow:   rgba(22, 163, 74, 0.18);
    --green-subtle: rgba(22, 163, 74, 0.08);
    --green-pale:   #f0fdf4;
    --green-mint:   #dcfce7;
    --green-border: #bbf7d0;
    --green-border2:#d1fae5;
    --red:          #dc2626;
    --red-dark:     #b91c1c;
    --red-subtle:   rgba(220, 38, 38, 0.09);
    --red-border:   rgba(220, 38, 38, 0.2);
    --bg:           #f0fdf4;
    --white:        #ffffff;
    --text:         #14532d;
    --text-body:    #1f2937;
    --text-muted:   #6b7280;
    --text-light:   #9ca3af;
    --shadow-sm:    0 1px 3px rgba(0,0,0,0.06);
    --shadow-md:    0 4px 20px rgba(22,163,74,0.10), 0 2px 8px rgba(0,0,0,0.06);
    --shadow-lg:    0 20px 60px rgba(22,163,74,0.14), 0 8px 24px rgba(0,0,0,0.08);
    --radius-sm:    8px;
    --radius-md:    12px;
    --radius-lg:    16px;
    --radius-xl:    24px;
  }

  html, body {
    height: 100%;
    font-family: 'Poppins', sans-serif;
    background: var(--bg);
    color: var(--text-body);
    overflow: hidden;
  }

  /* ===== PAGE LAYOUT ===== */
  .page {
    display: grid;
    grid-template-columns: 52% 48%;
    height: 100vh;
    overflow: hidden;
  }

  /* ===== LEFT PANEL ===== */
  .left {
    background: linear-gradient(155deg, var(--green-deeper) 0%, var(--green) 50%, var(--green-light) 100%);
    padding: 48px 52px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
  }

  /* Dot pattern overlay */
  .left::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.10) 1px, transparent 1px);
    background-size: 30px 30px;
    pointer-events: none;
    z-index: 0;
  }

  /* Decorative rings */
  .ring {
    position: absolute;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.12);
    pointer-events: none;
    z-index: 0;
  }
  .ring-1 { width: 420px; height: 420px; top: -130px; right: -130px; }
  .ring-2 { width: 260px; height: 260px; bottom: -70px; left: -70px; }
  .ring-3 { width: 120px; height: 120px; top: 180px; left: 32px; background: rgba(255,255,255,0.04); }
  .ring-4 { width: 60px;  height: 60px;  top: 130px; right: 80px;  background: rgba(255,255,255,0.07); }

  /* Z-layer for all left content */
  .left > *:not(.ring) { position: relative; z-index: 1; }

  /* Brand */
  .brand-row { display: flex; align-items: center; gap: 12px; }
  .brand-icon {
    width: 42px; height: 42px;
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.28);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    backdrop-filter: blur(8px);
  }
  .brand-icon i { font-size: 20px; color: white; }
  .brand-name  { font-size: 1.25rem; font-weight: 800; color: white; letter-spacing: -0.02em; }
  .brand-tag   { font-size: 0.65rem; color: rgba(255,255,255,0.52); letter-spacing: 0.09em; text-transform: uppercase; margin-top: 1px; }

  /* Hero text */
  .hero { flex: 1; display: flex; flex-direction: column; justify-content: center; padding: 52px 0 36px; }

  .headline {
    font-size: 2.75rem; font-weight: 800; color: white;
    line-height: 1.13; letter-spacing: -0.03em; margin-bottom: 18px;
    animation: fadeUp .7s ease both;
  }
  .headline .dim { color: rgba(255,255,255,0.45); }

  .hero-sub {
    font-size: 0.92rem; color: rgba(255,255,255,0.65);
    line-height: 1.7; font-weight: 400; max-width: 460px;
    margin-bottom: 36px;
    animation: fadeUp .7s .08s ease both;
  }

  /* Feature list */
  .features { animation: fadeUp .7s .16s ease both; }
  .feat {
    display: flex; align-items: flex-start;
    gap: 12px; margin-bottom: 12px;
  }
  .feat-icon {
    width: 26px; height: 26px; flex-shrink: 0;
    background: rgba(255,255,255,0.16);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: 7px;
    display: flex; align-items: center; justify-content: center;
    margin-top: 1px;
    backdrop-filter: blur(4px);
  }
  .feat-icon i { font-size: 12px; color: white; }
  .feat-text { font-size: 0.82rem; color: rgba(255,255,255,0.78); line-height: 1.55; padding-top: 3px; }

  /* Stats bar */
  .stats {
    display: flex; gap: 0;
    animation: fadeUp .7s .24s ease both;
  }
  .stat {
    padding-right: 24px; margin-right: 24px;
    border-right: 1px solid rgba(255,255,255,0.2);
  }
  .stat:last-child { border-right: none; }
  .stat-num { font-size: 1.6rem; font-weight: 800; color: white; line-height: 1; }
  .stat-lbl { font-size: 0.62rem; color: rgba(255,255,255,0.48); text-transform: uppercase; letter-spacing: 0.07em; margin-top: 3px; }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0);    }
  }

  /* ===== RIGHT PANEL ===== */
  .right {
    background: var(--bg);
    display: flex; align-items: center; justify-content: center;
    padding: 40px 52px;
    position: relative;
  }

  .right::before {
    content: '';
    position: absolute; inset: 0;
    background-image: radial-gradient(circle, rgba(22,163,74,0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
  }

  /* Login card */
  .card {
    position: relative; z-index: 1;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 44px 42px;
    width: 100%; max-width: 430px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--green-border);
    animation: cardIn .55s .1s ease both;
  }

  @keyframes cardIn {
    from { opacity: 0; transform: translateY(22px) scale(0.985); }
    to   { opacity: 1; transform: translateY(0)    scale(1);     }
  }

  /* Card top accent bar */
  .card::before {
    content: '';
    position: absolute; top: 0; left: 50%; transform: translateX(-50%);
    width: 72px; height: 3px;
    background: linear-gradient(90deg, var(--green-dark), var(--green-light));
    border-radius: 0 0 4px 4px;
  }

  /* Card header */
  .card-head { text-align: center; margin-bottom: 30px; }
  .card-icon {
    width: 52px; height: 52px; margin: 0 auto 14px;
    background: var(--green-pale);
    border: 1.5px solid var(--green-border);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
  }
  .card-icon i { font-size: 24px; color: var(--green); }
  .card-title { font-size: 1.45rem; font-weight: 800; color: var(--text); letter-spacing: -0.025em; margin-bottom: 6px; }
  .card-sub   { font-size: 0.78rem; color: var(--text-muted); line-height: 1.55; }

  /* Success banner */
  .succ-bar {
    display: none; align-items: center; gap: 12px;
    background: var(--green-pale); border: 1px solid var(--green-border);
    border-radius: var(--radius-md); padding: 14px 16px; margin-bottom: 16px;
  }
  .succ-bar.show { display: flex; animation: fadeUp .4s ease both; }
  .succ-ring {
    width: 34px; height: 34px; flex-shrink: 0;
    background: var(--green-mint); border: 1.5px solid var(--green);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
  }
  .succ-ring i { font-size: 15px; color: var(--green); }
  .succ-title { font-size: 0.8rem; font-weight: 600; color: var(--green-dark); }
  .succ-sub   { font-size: 0.7rem; color: var(--green-deeper); opacity: .8; margin-top: 1px; }

  /* Form */
  .form-group { margin-bottom: 16px; }

  .form-label {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.72rem; font-weight: 600; color: var(--text);
    margin-bottom: 7px; letter-spacing: 0.01em;
  }
  .form-label i { font-size: 13px; color: var(--text-muted); }

  .badge-sec {
    display: inline-flex; align-items: center; gap: 3px;
    background: var(--red-subtle); color: var(--red-dark);
    font-size: 0.58rem; font-weight: 600; padding: 2px 7px;
    border-radius: 20px; letter-spacing: 0.04em; text-transform: uppercase;
    border: 1px solid var(--red-border); margin-left: 4px; vertical-align: middle;
  }
  .badge-sec i { font-size: 10px; }

  .input-wrap { position: relative; }

  .input-icon {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    font-size: 15px; color: var(--text-light); pointer-events: none;
    transition: color .2s;
  }

  .form-input {
    width: 100%;
    padding: 11px 14px 11px 38px;
    border: 1.5px solid var(--green-border);
    border-radius: 10px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.83rem; font-weight: 400;
    color: var(--text-body);
    background: #fafffe;
    outline: none;
    transition: border-color .2s, box-shadow .2s, background .2s;
  }
  .form-input::placeholder { color: var(--text-light); }
  .form-input:focus {
    border-color: var(--green);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(22,163,74,0.13);
  }
  .input-wrap:focus-within .input-icon { color: var(--green); }
  .form-input.err { border-color: var(--red); }
  .form-input.err:focus { box-shadow: 0 0 0 3px rgba(220,38,38,0.1); }

  .pwd-toggle {
    position: absolute; right: 11px; top: 50%; transform: translateY(-50%);
    background: none; border: none; cursor: pointer;
    color: var(--text-muted); padding: 3px 5px; border-radius: 5px;
    transition: color .18s; line-height: 1;
  }
  .pwd-toggle:hover { color: var(--green); }
  .pwd-toggle i { font-size: 15px; }

  .err-msg {
    display: none; align-items: center; gap: 5px;
    font-size: 0.68rem; color: var(--red); font-weight: 500; margin-top: 5px;
  }
  .err-msg.show { display: flex; }
  .err-msg i { font-size: 13px; }

  /* Meta row */
  .form-meta {
    display: flex; align-items: center; justify-content: space-between;
    margin: -2px 0 20px;
  }

  .rem-label {
    display: flex; align-items: center; gap: 7px;
    font-size: 0.73rem; color: var(--text-muted);
    cursor: pointer; user-select: none;
  }
  .rem-check {
    width: 16px; height: 16px;
    border: 1.5px solid var(--green-border);
    border-radius: 4px; background: white;
    appearance: none; -webkit-appearance: none;
    cursor: pointer; flex-shrink: 0;
    transition: all .18s; position: relative;
  }
  .rem-check:checked { background: var(--green); border-color: var(--green); }
  .rem-check:checked::after {
    content: '';
    display: block; width: 9px; height: 7px;
    background: url("data:image/svg+xml,%3Csvg width='9' height='7' viewBox='0 0 9 7' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 3.5L3.2 5.8L8 1' stroke='white' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center;
    position: absolute; top: 3px; left: 2px;
  }

  .forgot-btn {
    display: flex; align-items: center; gap: 5px;
    font-size: 0.73rem; color: var(--green); font-weight: 500;
    background: none; border: none; cursor: pointer;
    font-family: inherit; padding: 0;
    transition: color .18s;
  }
  .forgot-btn:hover { color: var(--green-dark); text-decoration: underline; }
  .forgot-btn i { font-size: 13px; }

  /* Primary button */
  .btn-login {
    width: 100%; padding: 13px 20px;
    background: linear-gradient(135deg, var(--green-dark), var(--green-light));
    color: white;
    font-family: 'Poppins', sans-serif;
    font-size: 0.84rem; font-weight: 700;
    letter-spacing: 0.04em;
    border: none; border-radius: 11px;
    cursor: pointer;
    transition: transform .18s, box-shadow .18s, background .18s;
    box-shadow: 0 4px 16px rgba(22,163,74,0.32);
    display: flex; align-items: center; justify-content: center; gap: 8px;
    margin-bottom: 18px;
  }
  .btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(22,163,74,0.4);
    background: linear-gradient(135deg, var(--green-deeper), var(--green));
  }
  .btn-login:active { transform: translateY(0); }
  .btn-login:disabled { opacity: .75; cursor: not-allowed; transform: none; }
  .btn-login i { font-size: 15px; }

  /* Divider */
  .divider { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
  .div-line { flex: 1; height: 1px; background: var(--green-border2); }
  .div-text  { font-size: 0.67rem; color: var(--text-light); text-transform: uppercase; letter-spacing: 0.08em; white-space: nowrap; }

  /* Social buttons */
  .social-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 18px; }
  .btn-social {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    padding: 10px 14px;
    border: 1.5px solid var(--green-border);
    border-radius: 10px;
    background: white;
    font-family: 'Poppins', sans-serif; font-size: 0.76rem; font-weight: 500;
    color: var(--text-body); cursor: pointer;
    transition: all .2s;
  }
  .btn-social:hover {
    border-color: var(--green);
    background: var(--green-pale);
    color: var(--green-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(22,163,74,0.12);
  }
  .btn-social:active { transform: translateY(0); }
  .btn-social:disabled { opacity: .6; cursor: not-allowed; transform: none; }
  .btn-social i { font-size: 16px; }

  /* Sign-up row */
  .signup-row { text-align: center; font-size: 0.76rem; color: var(--text-muted); }
  .signup-btn {
    display: inline-flex; align-items: center; gap: 4px;
    color: var(--green); font-weight: 600;
    background: none; border: none; cursor: pointer;
    font-family: inherit; font-size: 0.76rem;
    transition: color .18s;
  }
  .signup-btn:hover { color: var(--green-dark); text-decoration: underline; }
  .signup-btn i { font-size: 14px; }

  /* Spinner */
  .spinner {
    display: inline-block;
    width: 15px; height: 15px;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: white;
    border-radius: 50%;
    animation: spin .7s linear infinite;
    flex-shrink: 0;
  }
  .spinner-green {
    border-color: rgba(22,163,74,0.2);
    border-top-color: var(--green);
  }
  @keyframes spin { to { transform: rotate(360deg); } }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 900px) {
    .page { grid-template-columns: 1fr; overflow-y: auto; }
    html, body { overflow: auto; }
    .left { padding: 36px 32px 40px; min-height: auto; }
    .headline { font-size: 2rem; }
    .right { padding: 40px 24px; min-height: 100vh; }
    .card { padding: 36px 28px; }
  }

  @media (max-width: 480px) {
    .card { padding: 28px 20px; }
    .card-title { font-size: 1.25rem; }
    .social-row { grid-template-columns: 1fr; }
  }