* {
            -webkit-tap-highlight-color: transparent;
        }
        :root {
            --g1: #059669;
            --g2: #10b981;
            --g3: #34d399;
            --g4: #6ee7b7;
            --dark: #030a06;
            --surface: #0d1a12;
            --border: rgba(52, 211, 153, 0.12);
            --border-hover: rgba(52, 211, 153, 0.35);
            --text: #f0fdf4;
            --text-muted: #86efac;
            --text-dim: #4b7a5e;
            --glow: rgba(16, 185, 129, 0.2);
            --card-bg: rgba(13, 26, 18, 0.9);
            --input-bg: rgba(5, 20, 10, 0.7);
            --error: #f87171;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }

        body {
            font-family: 'DM Sans', sans-serif;
            background: var(--dark);
            color: var(--text);
            min-height: 100vh;
            display: flex;
            overflow-y: auto;
        }

        /* ── LEFT PANEL ── */
        .left-panel {
            flex: 1;
            position: relative;
            display: flex; 
            flex-direction: column;
            justify-content: center; align-items: flex-start;
            padding: 60px 64px;
            overflow: hidden;
        }

        /* Ambient glow */
        .left-panel::before {
            content: '';
            position: absolute; inset: 0; z-index: 0;
            background:
                radial-gradient(ellipse 90% 70% at 20% 30%, rgba(5,150,105,0.22) 0%, transparent 65%),
                radial-gradient(ellipse 60% 60% at 80% 70%, rgba(16,185,129,0.1) 0%, transparent 55%);
            pointer-events: none;
        }

        /* Grid */
        .left-panel::after {
            content: '';
            position: absolute; inset: 0; z-index: 0;
            background-image:
                linear-gradient(rgba(52,211,153,0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(52,211,153,0.03) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
        }

        .left-content { position: relative; z-index: 1; max-width: 460px; }

        /* Bolt icon decoration */
        .electric-badge {
            display: inline-flex; align-items: center; gap: 8px;
            background: rgba(52,211,153,0.08);
            border: 1px solid var(--border-hover);
            padding: 7px 16px; border-radius: 30px;
            font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em;
            text-transform: uppercase; color: var(--g3);
            margin-bottom: 28px;
            animation: fadeUp 0.7s 0.1s cubic-bezier(0.16,1,0.3,1) both;
        }
        .electric-badge i { font-size: 0.8rem; color: var(--g2); }

        .left-content h1 {
            font-family: 'Syne', sans-serif;
            font-size: clamp(2.4rem, 3.5vw, 3.2rem);
            font-weight: 800; line-height: 1.08;
            letter-spacing: -0.03em; margin-bottom: 18px;
            animation: fadeUp 0.7s 0.18s cubic-bezier(0.16,1,0.3,1) both;
        }
        .left-content h1 .highlight {
            background: linear-gradient(120deg, var(--g3), var(--g2));
            -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
        }

        .left-content p {
            color: var(--text-dim); font-size: 1rem; line-height: 1.7;
            margin-bottom: 20px;
            animation: fadeUp 0.7s 0.26s cubic-bezier(0.16,1,0.3,1) both;
        }

        /* Feature pills */
        .feature-list {
            display: flex; flex-direction: column; gap: 12px;
            animation: fadeUp 0.7s 0.34s cubic-bezier(0.16,1,0.3,1) both;
        }
        .feature-item {
            display: flex; align-items: center; gap: 12px;
            font-size: 0.88rem; color: var(--text-muted);
        }
        .feature-item .icon {
            width: 32px; height: 32px; flex-shrink: 0;
            background: rgba(52,211,153,0.1);
            border: 1px solid rgba(52,211,153,0.18);
            border-radius: 8px;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.8rem; color: var(--g3);
        }

        /* Floating lightning bolts decoration */
        .bolt-deco {
            position: absolute; z-index: 0;
            font-size: 7rem; opacity: 0.03;
            color: var(--g3); pointer-events: none;
            font-family: 'Font Awesome 6 Free'; font-weight: 900;
        }
        .bolt-1 { bottom: 10%; right: 8%; transform: rotate(12deg); font-size: 10rem; }
        .bolt-2 { top: 12%; right: 22%; transform: rotate(-8deg); font-size: 5rem; }

        /* ── RIGHT PANEL (form) ── */
        .right-panel {
            width: 480px; flex-shrink: 0;
            display: flex; align-items: center; justify-content: center;
            padding: 40px 44px;
            background: var(--card-bg);
            border-left: 1px solid var(--border);
            backdrop-filter: blur(20px);
            position: relative; overflow-y: auto;
        }

        .form-wrap {
            width: 100%; max-width: 360px;
            animation: fadeUp 0.8s 0.2s cubic-bezier(0.16,1,0.3,1) both;
        }

        .form-logo {
            display: flex; align-items: center; gap: 10px;
            font-family: 'Syne', sans-serif;
            font-size: 1.25rem; font-weight: 800;
            margin-bottom: 6px;
        }
        .form-logo i {
            width: 32px; height: 32px;
            background: linear-gradient(135deg, var(--g1), var(--g3));
            border-radius: 8px;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.85rem; color: #fff;
            box-shadow: 0 0 14px var(--glow);
        }
        .form-logo .ai-tag {
            font-size: 0.58rem; font-weight: 700; letter-spacing: 0.1em;
            background: linear-gradient(90deg, var(--g1), var(--g3));
            padding: 2px 7px; border-radius: 20px; color: #fff;
        }

        .form-subtitle {
            color: var(--text-dim); font-size: 0.875rem;
            margin-bottom: 30px; margin-top: 4px;
        }

        /* Error box */
        .error-box {
            display: none; align-items: center; gap: 10px;
            background: rgba(248,113,113,0.08);
            border: 1px solid rgba(248,113,113,0.25);
            border-radius: 10px; padding: 11px 14px;
            margin-bottom: 18px; font-size: 0.85rem;
            color: var(--error);
        }
        .error-box i { flex-shrink: 0; }

        @keyframes shake {
            0%,100% { transform: translateX(0); }
            20%,60% { transform: translateX(-5px); }
            40%,80% { transform: translateX(5px); }
        }

        /* Input group */
        .input-group { margin-bottom: 16px; }
        .input-group label {
            display: block; font-size: 0.78rem; font-weight: 600;
            letter-spacing: 0.06em; text-transform: uppercase;
            color: var(--text-dim); margin-bottom: 7px;
        }

        .field-wrapper { position: relative; }

        input[type="email"],
        input[type="password"],
        input[type="text"] {
            width: 100%; padding: 12px 16px;
            background: var(--input-bg);
            border: 1px solid var(--border);
            border-radius: 11px;
            color: var(--text); font-family: 'DM Sans', sans-serif;
            font-size: 0.92rem; outline: none;
            transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
        }

        /* ── FIX: Hides the native Edge/IE password reveal eye icon ── */
        input[type="password"]::-ms-reveal,
        input[type="password"]::-ms-clear {
            display: none;
        }

        input::placeholder { color: var(--text-dim); }
        input:focus {
            border-color: var(--g2);
            background: rgba(5,20,10,0.9);
            box-shadow: 0 0 0 3px rgba(16,185,129,0.12);
        }
        .field-wrapper input { padding-right: 44px; }

        .toggle-password {
            position: absolute; right: 14px; top: 50%;
            transform: translateY(-50%);
            color: var(--text-dim); cursor: pointer; font-size: 0.85rem;
            transition: color 0.2s;
        }
        .toggle-password:hover { color: var(--g3); }

        /* Buttons */
        .btn-primary {
            width: 100%; padding: 13px;
            background: linear-gradient(135deg, var(--g1), var(--g2));
            border: none; border-radius: 11px;
            color: #fff; font-family: 'Syne', sans-serif;
            font-size: 0.95rem; font-weight: 700; letter-spacing: 0.03em;
            cursor: pointer; margin-top: 6px;
            transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
            box-shadow: 0 4px 20px rgba(5,150,105,0.35);
        }
        .btn-primary:hover {
            opacity: 0.9; transform: translateY(-1px);
            box-shadow: 0 8px 28px rgba(5,150,105,0.5);
        }
        .btn-primary:active { transform: translateY(0); }

        .divider {
            display: flex; align-items: center; gap: 12px;
            margin: 20px 0; font-size: 0.75rem;
            color: var(--text-dim); letter-spacing: 0.05em;
        }
        .divider::before, .divider::after {
            content: ''; flex: 1;
            border-top: 1px solid var(--border);
        }

        .btn-google {
            width: 100%; padding: 12px;
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border);
            border-radius: 11px;
            color: var(--text-muted); font-family: 'DM Sans', sans-serif;
            font-size: 0.9rem; font-weight: 500; cursor: pointer;
            display: flex; align-items: center; justify-content: center; gap: 10px;
            transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.2s;
        }
        .btn-google:hover {
            background: rgba(255,255,255,0.08);
            border-color: var(--border-hover);
            box-shadow: 0 0 18px var(--glow);
            transform: translateY(-1px);
            color: var(--text);
        }

        .footer-link {
            text-align: center; margin-top: 22px;
            font-size: 0.85rem; color: var(--text-dim);
        }
        .footer-link a {
            color: var(--g3); font-weight: 600; text-decoration: none;
            transition: opacity 0.2s;
        }
        .footer-link a:hover { opacity: 0.75; }

        /* Animations */
        @keyframes fadeUp {
            from { opacity: 0; transform: translateY(20px); }
            to   { opacity: 1; transform: translateY(0); }
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        @keyframes dotPulse {
            0%, 100% { opacity: 0.25; transform: scale(0.85); }
            50% { opacity: 1; transform: scale(1.15); }
        }

        /* Responsive */
        @media (max-width: 860px) {
            .left-panel { display: none; }
            .right-panel {
                width: 100%; border-left: none;
                background: radial-gradient(circle at 50% 25%, rgba(5, 150, 105, 0.12) 0%, var(--dark) 80%);
            }
            .mobile-branding-footer { display: block !important; }
        }