/* ── Register page layout ── */

        .reg-wrap {
            flex: 1;
            display: flex;
            align-items: flex-start;
            justify-content: center;
            padding: 2.5rem 1.5rem 3.5rem;
            position: relative;
            z-index: 5;
        }

        .reg-shell {
            display: grid;
            grid-template-columns: 260px 1fr;
            max-width: 900px;
            width: 100%;
            border-radius: 22px;
            overflow: hidden;
            border: 1px solid var(--glass-border);
            box-shadow: 0 32px 80px rgba(0,0,0,0.55);
            animation: shell-in 0.75s cubic-bezier(0.22, 1, 0.36, 1) both;
        }
        @keyframes shell-in {
            from { opacity: 0; transform: translateY(24px) scale(0.98); }
            to   { opacity: 1; transform: translateY(0) scale(1); }
        }

        /* ── Left sticky deco panel ── */
        .reg-deco {
            background: linear-gradient(160deg, rgba(203,166,247,0.13) 0%, rgba(137,180,250,0.07) 60%, rgba(17,17,27,0.5) 100%);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-right: 1px solid var(--glass-border);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 2.5rem 1.5rem;
            text-align: center;
            position: sticky;
            top: 0;
            align-self: start;
            overflow: hidden;
        }

        .reg-deco::before {
            content: '';
            position: absolute;
            width: 240px; height: 240px; border-radius: 50%;
            background: radial-gradient(circle, rgba(203,166,247,0.14) 0%, transparent 70%);
            top: 50%; left: 50%; transform: translate(-50%, -50%);
            animation: orb-pulse 4s ease-in-out infinite;
            pointer-events: none;
        }
        .reg-deco::after {
            content: '';
            position: absolute;
            width: 130px; height: 130px; border-radius: 50%;
            background: radial-gradient(circle, rgba(137,180,250,0.1) 0%, transparent 70%);
            bottom: 12%; right: 8%;
            animation: orb-float 4s ease-in-out infinite 2s;
            pointer-events: none;
        }
        @keyframes orb-pulse {
            0%,100% { opacity: 0.5; transform: translate(-50%,-50%) scale(1); }
            50%      { opacity: 1;   transform: translate(-50%,-50%) scale(1.15); }
        }
        @keyframes orb-float {
            0%,100% { opacity: 0.5; transform: scale(1) translateY(0); }
            50%      { opacity: 1;   transform: scale(1.15) translateY(-8px); }
        }

        .deco-logo {
            max-width: 140px;
            position: relative; z-index: 2;
            animation: logo-glow 3s ease-in-out infinite;
            margin-bottom: 1.5rem;
        }

        .deco-title {
            font-size: 1rem; font-weight: 800; color: var(--text);
            position: relative; z-index: 2; margin-bottom: 0.35rem;
        }
        .deco-sub {
            font-size: 0.75rem; color: var(--subtext0);
            position: relative; z-index: 2; line-height: 1.6; margin-bottom: 1.8rem;
        }

        .deco-steps {
            display: flex; flex-direction: column; gap: 0.55rem;
            position: relative; z-index: 2; width: 100%;
        }
        .deco-step {
            display: flex; align-items: center; gap: 9px;
            background: rgba(17,17,27,0.45);
            border: 1px solid var(--glass-border);
            border-radius: 9px; padding: 0.55rem 0.8rem;
            font-size: 0.75rem; color: var(--subtext0); text-align: left;
        }
        .deco-step-num {
            width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0;
            display: flex; align-items: center; justify-content: center;
            font-size: 0.68rem; font-weight: 800;
        }
        .deco-step:nth-child(1) .deco-step-num { background: rgba(166,227,161,0.12); color: var(--green);  border: 1px solid rgba(166,227,161,0.2); }
        .deco-step:nth-child(2) .deco-step-num { background: rgba(137,180,250,0.12); color: var(--blue);   border: 1px solid rgba(137,180,250,0.2); }
        .deco-step:nth-child(3) .deco-step-num { background: rgba(203,166,247,0.12); color: var(--mauve);  border: 1px solid rgba(203,166,247,0.2); }
        .deco-step:nth-child(4) .deco-step-num { background: rgba(249,226,175,0.10); color: var(--yellow); border: 1px solid rgba(249,226,175,0.2); }

        /* ── Right form panel ── */
        .reg-form-panel {
            background: rgba(17,17,27,0.65);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 2.8rem 2.5rem;
            display: flex; flex-direction: column;
        }

        .reg-form-panel .form-eyebrow {
            font-size: 0.68rem; font-weight: 700;
            text-transform: uppercase; letter-spacing: 0.14em;
            color: var(--mauve); margin-bottom: 0.3rem;
        }
        .reg-form-panel h1 {
            font-size: 1.65rem; font-weight: 900; color: var(--text);
            margin-bottom: 0.35rem; line-height: 1.15;
        }
        .reg-form-panel .form-sub {
            font-size: 0.8rem; color: var(--subtext0); margin-bottom: 1.8rem; line-height: 1.5;
        }
        .reg-form-panel .form-sub a {
            color: var(--blue); text-decoration: none; font-weight: 600; transition: color 0.2s;
        }
        .reg-form-panel .form-sub a:hover { color: var(--mauve); }

        .form-rule {
            height: 1px; margin-bottom: 1.8rem;
            background: linear-gradient(90deg, var(--mauve), var(--blue), transparent);
            opacity: 0.25;
        }

        /* ── Section labels inside form ── */
        .reg-section-label {
            font-size: 0.65rem; font-weight: 800; text-transform: uppercase;
            letter-spacing: 0.13em; color: var(--surface1);
            margin: 1.4rem 0 0.8rem; display: flex; align-items: center; gap: 8px;
        }
        .reg-section-label::after {
            content: ''; flex: 1; height: 1px;
            background: var(--surface0);
        }
        .reg-section-label:first-of-type { margin-top: 0; }

        /* ── Two-col grid ── */
        .reg-grid {
            display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem;
        }
        .reg-grid .field-wrap { grid-column: span 1; }
        .reg-grid .field-wrap.full { grid-column: span 2; }

        /* ── Shared field styles (same as login) ── */
        .field-wrap { position: relative; margin-bottom: 1.1rem; }

        .field-label {
            display: block; font-size: 0.7rem; font-weight: 700;
            text-transform: uppercase; letter-spacing: 0.09em;
            color: var(--subtext0); margin-bottom: 0.45rem;
        }

        .field-input-wrap { position: relative; }

        .field-icon {
            position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
            color: var(--surface1); pointer-events: none; transition: color 0.25s;
            display: flex; align-items: center;
        }
        .field-input-wrap:focus-within .field-icon { color: var(--mauve); }

        .field-input {
            width: 100%; padding: 11px 13px 11px 40px;
            border-radius: 10px; border: 1px solid rgba(205,214,244,0.12);
            background: rgba(17,17,27,0.55); color: var(--text);
            font-size: 0.88rem; font-family: var(--font-main);
            backdrop-filter: blur(4px); transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
            outline: none;
        }
        .field-input::placeholder { color: var(--surface1); }
        .field-input:focus {
            border-color: var(--mauve); background: rgba(17,17,27,0.8);
            box-shadow: 0 0 0 3px rgba(203,166,247,0.12);
        }

        /* Select dropdown */
        .field-select {
            width: 100%; padding: 11px 36px 11px 40px;
            border-radius: 10px; border: 1px solid rgba(205,214,244,0.12);
            background: rgba(17,17,27,0.7); color: var(--text);
            font-size: 0.88rem; font-family: var(--font-main);
            appearance: none; -webkit-appearance: none;
            background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22 width%3D%22292%22 height%3D%22292%22%3E%3Cpath fill%3D%22%23cba6f7%22 d%3D%22M287 69.4a17.6 17.6 0 0 0-13-5.4H18.4c-5 0-9.3 1.8-12.9 5.4A17.6 17.6 0 0 0 0 82.2c0 5 1.8 9.3 5.4 12.9l128 127.9c3.6 3.6 7.8 5.4 12.8 5.4s9.2-1.8 12.8-5.4L287 95c3.5-3.5 5.4-7.8 5.4-12.8 0-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
            background-repeat: no-repeat; background-position: right 12px center; background-size: 0.6rem auto;
            cursor: pointer; outline: none; transition: border-color 0.25s, box-shadow 0.25s;
        }
        .field-select:focus {
            border-color: var(--mauve); box-shadow: 0 0 0 3px rgba(203,166,247,0.12);
        }
        .field-select option { background: var(--mantle); color: var(--text); }

        /* Show/hide toggle */
        .field-toggle {
            position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
            background: none; border: none; cursor: pointer; color: var(--surface1);
            padding: 3px; display: flex; align-items: center;
            transition: color 0.2s; border-radius: 5px;
        }
        .field-toggle:hover { color: var(--subtext0); }
        .field-input.has-toggle { padding-right: 40px; }

        /* Password strength bar */
        .pw-strength { margin-top: 0.4rem; }
        .pw-strength-track {
            height: 3px; border-radius: 10px; background: var(--surface0); overflow: hidden;
        }
        .pw-strength-fill {
            height: 100%; border-radius: 10px; width: 0%;
            transition: width 0.35s ease, background 0.35s ease;
        }
        .pw-strength-label {
            font-size: 0.65rem; font-weight: 700; margin-top: 0.3rem;
            color: var(--surface1); letter-spacing: 0.05em; text-transform: uppercase;
        }

        /* Password confirm match indicator */
        .field-input.match-ok    { border-color: var(--green) !important; }
        .field-input.match-fail  { border-color: var(--red)   !important; }

        /* ── Gender radio ── */
        .gender-row {
            display: flex; gap: 0.75rem; margin-bottom: 1.1rem;
        }
        .gender-opt {
            flex: 1; position: relative;
        }
        .gender-opt input[type="radio"] {
            position: absolute; opacity: 0; width: 0; height: 0;
        }
        .gender-opt label {
            display: flex; align-items: center; justify-content: center; gap: 8px;
            padding: 10px; border-radius: 10px; cursor: pointer; font-size: 0.82rem;
            font-weight: 600; color: var(--subtext0);
            border: 1px solid rgba(205,214,244,0.12);
            background: rgba(17,17,27,0.55);
            transition: border-color 0.25s, background 0.25s, color 0.25s, box-shadow 0.25s;
            user-select: none;
            position: relative; z-index: 1;
        }
        .gender-opt label:hover { border-color: var(--surface1); color: var(--text); }

        /* ── Fuse border animation ── */
        @property --fuse-pct {
            syntax: '<percentage>';
            initial-value: 0%;
            inherits: false;
        }
        @keyframes fuse-draw {
            from { --fuse-pct: 0%; }
            to   { --fuse-pct: 100%; }
        }
        @keyframes fuse-glow-blue {
            0%   { box-shadow: 0 0 6px rgba(137,180,250,0.0); }
            50%  { box-shadow: 0 0 18px rgba(137,180,250,0.3); }
            100% { box-shadow: 0 0 10px rgba(137,180,250,0.15); }
        }
        @keyframes fuse-glow-pink {
            0%   { box-shadow: 0 0 6px rgba(245,194,231,0.0); }
            50%  { box-shadow: 0 0 18px rgba(245,194,231,0.3); }
            100% { box-shadow: 0 0 10px rgba(245,194,231,0.15); }
        }

        .gender-opt::before {
            content: '';
            position: absolute;
            inset: -1.5px;
            border-radius: 11.5px;
            pointer-events: none;
            z-index: 0;
            /* mask: only show the outer ring as a border */
            -webkit-mask:
                linear-gradient(#fff 0 0) content-box,
                linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            padding: 1.5px;
            background: transparent;
            transition: background 0s;
        }

        /* Male checked – fuse in Catppuccin Mocha blue */
        #genderMale:checked + label {
            border-color: transparent;
            background: rgba(137,180,250,0.08);
            color: var(--blue);
            animation: fuse-glow-blue 0.9s ease forwards;
            transition: color 0.3s, background 0.3s;
        }
        .gender-opt:has(#genderMale:checked)::before {
            animation: fuse-draw 1.6s ease-out both;
            background: conic-gradient(
                from -90deg,
                #6893BA var(--fuse-pct),
                transparent var(--fuse-pct)
            );
        }

        /* Female checked – fuse in Catppuccin Mocha pink */
        #genderFemale:checked + label {
            border-color: transparent;
            background: rgba(245,194,231,0.08);
            color: #f5c2e7;
            animation: fuse-glow-pink 0.9s ease forwards;
            transition: color 0.3s, background 0.3s;
        }
        .gender-opt:has(#genderFemale:checked)::before {
            animation: fuse-draw 1.6s ease-out both;
            background: conic-gradient(
                from -90deg,
                #f5c2e7 var(--fuse-pct),
                transparent var(--fuse-pct)
            );
        }

        /* ── Turnstile wrapper ── */
        .turnstile-wrap {
            margin-bottom: 1.4rem;
            display: flex; justify-content: flex-start;
        }

        /* ── Submit ── */
        .reg-submit {
            width: 100%; padding: 13px;
            border-radius: 10px; border: none; cursor: pointer;
            font-family: var(--font-main); font-size: 0.88rem;
            font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em;
            background: linear-gradient(90deg, var(--mauve), var(--blue));
            color: var(--crust);
            box-shadow: 0 4px 20px rgba(203,166,247,0.3);
            transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
            margin-bottom: 1.2rem;
        }
        .reg-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(203,166,247,0.45);
            filter: brightness(1.07);
        }
        .reg-submit:active { transform: translateY(0); }

        .reg-login-hint {
            text-align: center; font-size: 0.78rem; color: var(--subtext0);
        }
        .reg-login-hint a {
            color: var(--mauve); text-decoration: none; font-weight: 700; transition: color 0.2s;
        }
        .reg-login-hint a:hover { color: var(--blue); }

        /* ── Responsive ── */
        @media (max-width: 700px) {
            .reg-shell { grid-template-columns: 1fr; }
            .reg-deco  { display: none; }
            .reg-form-panel { padding: 2rem 1.25rem; }
            .reg-grid { grid-template-columns: 1fr; }
            .reg-grid .field-wrap.full { grid-column: span 1; }
        }