* {
            box-sizing: border-box;
        }

        html, body {
            margin: 0;
            padding: 0;
        }

        body {
            min-height: 100vh;
            background:
                radial-gradient(circle at top left, color-mix(in srgb, var(--photographe-brand-soft) 82%, white) 0%, transparent 34%),
                radial-gradient(circle at 85% 18%, color-mix(in srgb, var(--photographe-warning-soft) 72%, white) 0%, transparent 24%),
                linear-gradient(180deg, color-mix(in srgb, var(--photographe-surface-page) 92%, white) 0%, #ffffff 100%);
            color: var(--photographe-text-title);
            font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        }

        ::selection {
            background: color-mix(in srgb, var(--photographe-brand) 28%, transparent);
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        .is-hidden {
            display: none !important;
        }

        .container {
            max-width: 1296px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            border-bottom: 1px solid color-mix(in srgb, var(--photographe-border) 55%, transparent);
            background: color-mix(in srgb, var(--photographe-surface-page) 88%, transparent);
            backdrop-filter: blur(24px);
        }

        .nav-inner {
            min-height: 80px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .brand img {
            display: block;
            width: auto;
            height: 24px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--photographe-text-body);
            transition: color .2s ease;
        }

        .nav-link:hover {
            color: var(--photographe-brand-strong);
        }

        .divider {
            width: 1px;
            height: 20px;
            background: var(--photographe-border);
        }

        .btn-login {
            font-size: 14px;
            font-weight: 700;
            color: var(--photographe-text-body);
            transition: color .2s ease;
        }

        .btn-login:hover {
            color: var(--photographe-text-title);
        }

        .btn-create {
            min-height: 44px;
            padding: 0 24px;
            border-radius: 999px;
            font-size: 14px;
        }

        .menu-toggle {
            display: none;
            border: 0;
            background: transparent;
            padding: 8px;
            color: var(--photographe-text-body);
            cursor: pointer;
        }

        .menu-toggle svg {
            width: 24px;
            height: 24px;
        }

        .mobile-nav {
            display: none;
            position: absolute;
            top: 80px;
            left: 0;
            width: 100%;
            background: color-mix(in srgb, var(--photographe-surface-card) 95%, transparent);
            backdrop-filter: blur(48px);
            border-bottom: 1px solid var(--photographe-border);
            padding: 24px;
            box-shadow: var(--photographe-card-shadow);
        }

        .mobile-nav.is-open {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .mobile-nav a {
            font-size: 18px;
            font-weight: 700;
            color: var(--photographe-text-title);
        }

        .mobile-nav .mobile-login {
            color: var(--photographe-text-body);
        }

        .main {
            padding-top: 128px;
            padding-bottom: 96px;
            position: relative;
            z-index: 10;
        }

        .main::before,
        .main::after {
            content: "";
            position: absolute;
            inset: auto;
            pointer-events: none;
            z-index: -1;
            border-radius: 999px;
            filter: blur(60px);
            opacity: .6;
        }

        .main::before {
            top: 68px;
            left: -60px;
            width: 240px;
            height: 240px;
            background: color-mix(in srgb, var(--photographe-brand-soft) 78%, transparent);
        }

        .main::after {
            top: 380px;
            right: 2%;
            width: 280px;
            height: 280px;
            background: color-mix(in srgb, var(--photographe-warning-soft) 76%, transparent);
        }

        .hero {
            max-width: 768px;
            margin-bottom: 64px;
            position: relative;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 12px;
            border-radius: 999px;
            background: color-mix(in srgb, var(--photographe-surface-card) 88%, var(--photographe-brand-surface));
            border: 1px solid color-mix(in srgb, var(--photographe-brand-soft-border) 78%, white);
            box-shadow: 0 10px 26px rgba(22, 37, 52, 0.08);
            margin-bottom: 24px;
        }

        .hero-badge svg {
            width: 16px;
            height: 16px;
            color: var(--photographe-brand);
        }

        .hero-badge span {
            font-size: 12px;
            font-weight: 700;
            color: var(--photographe-text-title);
            letter-spacing: .08em;
            text-transform: uppercase;
        }

        .hero h1 {
            margin: 0 0 24px;
            font-size: 48px;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.04em;
            color: var(--photographe-text-title);
            max-width: 720px;
        }

        .hero p {
            margin: 0;
            max-width: 680px;
            color: var(--photographe-text-muted);
            font-size: 18px;
            line-height: 1.75;
            font-weight: 500;
        }

        .signup-form-shell {
            display: flex;
            gap: 64px;
            align-items: flex-start;
        }

        .signup-main {
            flex: 1 1 auto;
            min-width: 0;
            display: grid;
            gap: 64px;
        }

        .step-head {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 32px;
        }

        .step-index {
            width: 32px;
            height: 32px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--photographe-brand);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            box-shadow: var(--photographe-btn-primary-shadow);
        }

        .step-copy h2 {
            margin: 0;
            font-size: 24px;
            font-weight: 700;
            color: var(--photographe-text-title);
        }

        .step-copy p {
            margin: 4px 0 0;
            color: var(--photographe-text-muted);
            font-size: 14px;
            font-weight: 500;
        }

        .account-card,
        .sidebar-card {
            position: relative;
            background: linear-gradient(180deg, var(--photographe-surface-card) 0%, var(--photographe-brand-surface) 100%);
            border-radius: 28px;
            border: 1px solid var(--photographe-border);
            box-shadow: 0 18px 44px rgba(22, 37, 52, 0.08);
            overflow: hidden;
        }

        .account-card::before,
        .sidebar-card::before {
            content: "";
            position: absolute;
            inset: 0 0 auto 0;
            height: 4px;
            background: linear-gradient(90deg, var(--photographe-brand) 0%, var(--photographe-brand-emphasis) 100%);
        }

        .account-card {
            padding: 36px;
            backdrop-filter: blur(10px);
        }

        .account-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 24px;
        }

        .field {
            display: grid;
            gap: 8px;
        }

        .field--full {
            grid-column: 1 / -1;
        }

        .field--siren {
            grid-column: 1 / -1;
        }

        .field--ape {
            max-width: 220px;
        }

        .inline-input-row {
            display: grid;
            grid-template-columns: minmax(0, 1fr) auto;
            gap: 12px;
            align-items: center;
        }

        .btn-inline {
            min-height: 48px;
            padding: 0 18px;
            border: 1px solid var(--photographe-btn-dark-border);
            border-radius: 14px;
            background: var(--photographe-btn-dark-bg);
            color: var(--photographe-btn-dark-text);
            font: inherit;
            font-weight: 700;
            cursor: pointer;
            box-shadow: var(--photographe-btn-dark-shadow);
            transition: background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .btn-inline:hover {
            background: var(--photographe-btn-dark-hover);
            border-color: var(--photographe-btn-dark-hover);
            transform: translateY(-1px);
        }

        .btn-inline:disabled {
            opacity: .7;
            cursor: wait;
            transform: none;
        }

        .field label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--photographe-text-title);
        }

        .input-wrap {
            position: relative;
        }

        .input-icon {
            position: absolute;
            top: 50%;
            left: 14px;
            transform: translateY(-50%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--photographe-text-soft);
            pointer-events: none;
        }

        .input-icon svg {
            width: 16px;
            height: 16px;
        }

        .field input {
            width: 100%;
            min-height: 48px;
            border: 1px solid var(--photographe-border);
            border-radius: 12px;
            background: color-mix(in srgb, var(--photographe-surface-soft) 82%, white);
            color: var(--photographe-text-title);
            font-size: 15px;
            font-weight: 500;
            padding: 0 16px;
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .field input.with-icon {
            padding-left: 40px;
        }

        .field input.password-input {
            padding-left: 40px;
            padding-right: 52px;
        }

        .field input::placeholder {
            color: var(--photographe-text-soft);
        }

        .field input:focus {
            outline: none;
            border-color: var(--photographe-brand);
            box-shadow: var(--photographe-focus-ring);
        }

        .field-help {
            margin: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--photographe-text-muted);
            font-size: 12px;
            font-weight: 500;
        }

        .field-help svg {
            width: 14px;
            height: 14px;
            flex: 0 0 14px;
        }

        .field-error {
            margin: 0;
            color: #b42318;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.45;
        }

        .field-error[hidden] {
            display: none;
        }

        .field--invalid input {
            border-color: #f04438;
            box-shadow: 0 0 0 4px rgba(240, 68, 56, 0.14);
        }

        .field-error--plans {
            margin-top: 14px;
        }

        .password-toggle {
            position: absolute;
            top: 12px;
            right: 12px;
            border: 0;
            background: transparent;
            padding: 4px;
            color: var(--photographe-text-soft);
            cursor: pointer;
            transition: color .2s ease;
        }

        .password-toggle:hover,
        .password-toggle:focus-visible {
            color: var(--photographe-text-body);
            outline: none;
        }

        .password-toggle svg {
            width: 16px;
            height: 16px;
        }

        .plans-error {
            margin-bottom: 24px;
            padding: 16px;
            border-radius: 12px;
            background: #fef2f2;
            border: 1px solid #fee2e2;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .plans-error[hidden] {
            display: none !important;
        }

        .plans-error svg {
            width: 20px;
            height: 20px;
            color: #dc2626;
            flex: 0 0 20px;
            margin-top: 1px;
        }

        .plans-error p {
            margin: 0;
            font-size: 14px;
            font-weight: 600;
            color: #7f1d1d;
        }

        .plans-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 24px;
            perspective: 1200px;
        }

        .plan-card {
            position: relative;
            min-height: 100%;
            padding: 32px 28px 28px;
            border-radius: 24px;
            border: 1px solid var(--photographe-border);
            background:
                linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, color-mix(in srgb, var(--photographe-brand-surface) 36%, white) 100%);
            box-shadow: 0 14px 30px rgba(22, 37, 52, .06);
            overflow: hidden;
            transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

        .plan-card::before {
            content: "";
            position: absolute;
            inset: 0 0 auto 0;
            height: 4px;
            background: transparent;
            transition: background .18s ease;
        }

        .plan-card::after {
            content: "";
            position: absolute;
            inset: auto auto -54px -18px;
            width: 120px;
            height: 120px;
            border-radius: 999px;
            background: color-mix(in srgb, var(--photographe-brand-soft) 60%, transparent);
            filter: blur(16px);
            opacity: 0;
            transition: opacity .18s ease;
            pointer-events: none;
        }

        .plan-card:hover {
            transform: translateY(-2px);
            border-color: color-mix(in srgb, var(--photographe-brand-soft-border) 70%, var(--photographe-border));
            box-shadow: 0 20px 40px rgba(22, 37, 52, .1);
        }

        .plan-card.is-selected {
            background:
                linear-gradient(180deg, color-mix(in srgb, var(--photographe-brand-soft) 52%, white) 0%, rgba(255, 255, 255, 1) 100%);
            border-color: var(--photographe-brand);
            box-shadow: 0 22px 46px rgba(36, 87, 127, .16);
        }

        .plan-card.is-selected::before {
            background: linear-gradient(90deg, var(--photographe-brand) 0%, var(--photographe-brand-emphasis) 100%);
        }

        .plan-card.is-selected::after {
            opacity: 1;
        }

        .plan-card input {
            position: absolute;
            opacity: 0;
            pointer-events: none;
        }

        .plan-badge {
            position: absolute;
            top: 0;
            right: 0;
            left: auto;
            min-height: 28px;
            padding: 0 12px;
            display: inline-flex;
            align-items: center;
            border-radius: 0 0 0 12px;
            background: var(--photographe-btn-dark-bg);
            color: #fff;
            font-size: 11px;
            font-weight: 800;
            letter-spacing: .04em;
            text-transform: uppercase;
        }

        .plan-card.is-selected .plan-badge,
        .plan-badge--featured {
            background: linear-gradient(
                135deg,
                color-mix(in srgb, var(--photographe-success) 82%, #1f4b44) 0%,
                color-mix(in srgb, var(--photographe-success) 68%, #7ea38d) 100%
            );
            color: #fff;
        }

        .plan-check {
            position: absolute;
            top: 22px;
            right: 22px;
            width: 28px;
            height: 28px;
            border-radius: 999px;
            border: 2px solid color-mix(in srgb, var(--photographe-border) 85%, white);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--photographe-surface-card);
            transition: all .2s ease;
        }

        .plan-card.is-selected .plan-check {
            border-color: var(--photographe-brand);
            background: var(--photographe-brand);
        }

        .plan-check svg {
            display: none;
            width: 14px;
            height: 14px;
            color: #fff;
        }

        .plan-card.is-selected .plan-check svg {
            display: block;
        }

        .plan-title {
            margin: 0;
            font-size: 30px;
            line-height: 1.1;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--photographe-text-title);
        }

        .plan-price {
            margin-top: 8px;
            display: flex;
            align-items: baseline;
            gap: 4px;
            flex-wrap: wrap;
        }

        .plan-price strong {
            font-size: 42px;
            line-height: 1;
            font-weight: 800;
            color: var(--photographe-text-title);
            letter-spacing: -0.05em;
        }

        .plan-price span {
            font-size: 16px;
            font-weight: 600;
            color: var(--photographe-text-muted);
        }

        .plan-description {
            margin: 14px 0 28px;
            min-height: 48px;
            font-size: 14px;
            color: var(--photographe-text-body);
            line-height: 1.6;
            font-weight: 500;
        }

        .plan-features {
            margin-top: auto;
            padding-top: 20px;
            border-top: 1px solid var(--photographe-border-soft);
            display: grid;
            gap: 14px;
        }

        .plan-feature {
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .plan-feature svg {
            width: 16px;
            height: 16px;
            flex: 0 0 16px;
            margin-top: 2px;
            color: var(--photographe-brand);
        }

        .plan-feature span {
            font-size: 14px;
            font-weight: 600;
            color: var(--photographe-text-title);
            line-height: 1.55;
        }

        .sidebar {
            width: 380px;
            flex: 0 0 380px;
            align-self: stretch;
            min-width: 0;
        }

        .sidebar-sticky {
            position: -webkit-sticky;
            position: sticky;
            top: 112px;
            display: grid;
            gap: 24px;
            height: fit-content;
        }

        .sidebar-card {
            position: relative;
            padding: 28px;
            background:
                linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, color-mix(in srgb, var(--photographe-brand-surface) 58%, white) 100%);
        }

        .sidebar-title {
            margin: 0 0 24px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 700;
            color: var(--photographe-text-title);
        }

        .sidebar-title svg {
            width: 20px;
            height: 20px;
            color: var(--photographe-brand);
        }

        .summary-box {
            margin-bottom: 24px;
            padding: 18px;
            background:
                linear-gradient(180deg, color-mix(in srgb, var(--photographe-brand-surface) 72%, white) 0%, #ffffff 100%);
            border: 1px solid color-mix(in srgb, var(--photographe-brand-soft-border) 68%, white);
            border-radius: 18px;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, .85);
        }

        .summary-empty {
            text-align: center;
            color: #64748b;
            font-size: 14px;
            font-weight: 500;
        }

        .summary-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 8px;
        }

        .summary-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--photographe-text-title);
        }

        .summary-price {
            font-size: 15px;
            font-weight: 700;
            color: var(--photographe-brand-strong);
        }

        .summary-note {
            margin-top: 12px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            color: var(--photographe-text-body);
            font-size: 14px;
            line-height: 1.6;
            font-weight: 500;
        }

        .summary-note svg {
            width: 16px;
            height: 16px;
            flex: 0 0 16px;
            margin-top: 2px;
            color: var(--photographe-brand-emphasis);
        }

        .submit-button {
            width: 100%;
            border: 0;
            min-height: 58px;
            border-radius: 16px;
            background: var(--photographe-admin-btn-primary-bg);
            color: var(--photographe-admin-btn-primary-text);
            font-size: 16px;
            font-weight: 800;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            box-shadow: var(--photographe-admin-btn-primary-shadow);
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .submit-button:hover,
        .submit-button:focus-visible {
            background: var(--photographe-admin-btn-primary-hover-bg);
            box-shadow: var(--photographe-admin-btn-primary-hover-shadow);
            transform: translateY(-1px);
            outline: none;
        }

        .submit-button svg {
            width: 16px;
            height: 16px;
        }

        .sidebar-login {
            margin-top: 20px;
            text-align: center;
        }

        .sidebar-login a {
            color: #64748b;
            font-size: 14px;
            font-weight: 600;
            transition: color .2s ease;
        }

        .sidebar-login a:hover {
            color: var(--photographe-brand-strong);
        }

        .reassurance {
            padding: 0 8px;
        }

        .reassurance p {
            margin: 0 0 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--photographe-text-title);
        }

        .reassurance ul {
            margin: 0;
            padding: 0;
            list-style: none;
            display: grid;
            gap: 12px;
        }

        .reassurance li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: var(--photographe-text-body);
            font-size: 14px;
            line-height: 1.6;
            font-weight: 500;
        }

        .reassurance-dot {
            width: 6px;
            height: 6px;
            border-radius: 999px;
            background: var(--photographe-warning);
            flex: 0 0 6px;
            margin-top: 8px;
        }

        .footer {
            position: relative;
            z-index: 10;
            background: linear-gradient(180deg, rgba(255,255,255,0.86) 0%, #ffffff 100%);
            border-top: 1px solid var(--photographe-border);
            padding-top: 96px;
            padding-bottom: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 4fr 2fr 2fr 2fr;
            gap: 32px;
            margin-bottom: 80px;
        }

        .footer-brand img {
            height: 28px;
            width: auto;
            margin-bottom: 32px;
        }

        .footer-brand p {
            margin: 0;
            max-width: 280px;
            font-size: 14px;
            line-height: 1.7;
            color: #64748b;
            font-weight: 500;
        }

        .footer-col h4 {
            margin: 0 0 24px;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .02em;
            color: #0f172a;
        }

        .footer-col ul {
            margin: 0;
            padding: 0;
            list-style: none;
            display: grid;
            gap: 16px;
        }

        .footer-col a {
            font-size: 14px;
            font-weight: 500;
            color: #64748b;
            transition: color .2s ease;
        }

        .footer-col a:hover {
            color: var(--photographe-brand-strong);
        }

        .footer-bottom {
            padding-top: 32px;
            border-top: 1px solid #f1f5f9;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom span {
            font-size: 14px;
            font-weight: 500;
            color: #94a3b8;
        }

        @media (max-width: 1100px) {
            .signup-form-shell {
                flex-direction: column;
                gap: 48px;
            }

            .sidebar {
                width: 100%;
                flex: 1 1 auto;
                align-self: auto;
            }

            .sidebar-sticky {
                position: static;
                height: auto;
            }

            .footer-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
        }

        @media (max-width: 900px) {
            .nav-links {
                display: none;
            }

            .menu-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .hero h1 {
                font-size: 38px;
            }

            .account-grid,
            .plans-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 20px;
            }

            .main {
                padding-top: 112px;
                padding-bottom: 72px;
            }

            .hero {
                margin-bottom: 48px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero p {
                font-size: 16px;
            }

            .account-card,
            .sidebar-card {
                border-radius: 20px;
            }

            .account-card,
            .sidebar-card {
                padding: 22px;
            }

            .step-head {
                align-items: flex-start;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                margin-bottom: 56px;
            }
        }