:root{--color-brand-surface: #ffffff;--color-brand-surface-subtle: #f8fafc;--color-brand-border: #e2e8f0;--color-brand-text-dark: #0f172a;--color-brand-text-mid: #475569;--color-brand-text-dim: #64748b;--color-brand-cyan: #22d3ee;--color-brand-fuchsia: #d946ef;--color-brand-cyan-soft: #ecfeff;--color-brand-fuchsia-soft: #fdf4ff;--color-brand-cyan-border: #a5f3fc;--color-brand-fuchsia-border: #f5d0fe;--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #f43f5e;--radius-lg: 20px;--radius-md: 14px;--shadow-card: 0 24px 60px -10px rgba(15, 23, 42, .07);--shadow-soft: 0 18px 50px -30px rgba(15, 23, 42, .35);--shadow-pop: 0 18px 50px -20px rgba(15, 23, 42, .25)}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Space Grotesk,Manrope,Segoe UI,sans-serif;color:var(--color-brand-text-dark);background-color:var(--color-brand-surface);background-image:radial-gradient(circle at 20% 20%,#22d3ee14,#fff0 70%),radial-gradient(circle at 85% 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24px;display:flex;align-items:center;justify-content:space-between;gap:22px;border-radius:20px;border:1px solid rgba(226,232,240,.9);background:linear-gradient(120deg,#fffffffa,#f8fafceb);box-shadow:0 18px 40px -34px #0f172a73;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.app-brand{display:flex;align-items:center;gap:10px}.app-brand__logo{height:46px;width:46px;border-radius:14px;border:1px solid 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.btn--secondary{background:linear-gradient(120deg,#22d3ee2e,#d946ef29);border-color:#22d3ee59;box-shadow:var(--shadow-soft)}.app-header .btn--secondary:hover{background:linear-gradient(120deg,#22d3ee42,#d946ef38);border-color:#22d3ee80}.app-shell__body{max-width:1400px;margin:0 auto;display:grid;grid-template-columns:272px 1fr;gap:28px;padding:24px 20px 48px;position:relative}.app-nav{position:sticky;top:90px;align-self:start;border-radius:22px;border:1px solid rgba(226,232,240,.9);background:linear-gradient(180deg,#fffffffa,#f8fafcf0);padding:18px}.app-nav__section{display:grid;gap:6px}.app-nav__link{position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px;padding:12px 14px 12px 20px;border-radius:14px;font-weight:600;font-size:.9rem;color:var(--color-brand-text-dim);border:1px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease}.app-nav__link:hover{background:#0f172a0a;color:var(--color-brand-text-dark)}.app-nav__link--active{background:#22d3ee24;border-color:#22d3ee52;color:var(--color-brand-text-dark);font-weight:700}.app-nav__link--active:before{content:"";position:absolute;left:10px;top:10px;bottom:10px;width:4px;border-radius:999px;background:linear-gradient(180deg,var(--color-brand-cyan),var(--color-brand-fuchsia))}.app-nav__link:focus-visible{outline:none;border-color:var(--color-brand-cyan);box-shadow:0 0 0 3px #22d3ee33}.app-nav__footer{margin-top:18px;padding:12px;border-radius:16px;background:#f8fafce6;border:1px solid rgba(226,232,240,.8);font-size:.75rem;color:var(--color-brand-text-dim);display:grid;gap:6px}.app-content{display:grid;gap:24px}.app-footer{padding:0 20px 24px}.app-footer__inner{max-width:1400px;margin:0 auto;padding-top:8px;border-top:1px solid 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#0f172a73}.surface--inset{background:#ffffffd1;box-shadow:var(--shadow-soft)}.section-header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}.section-header__eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;border:1px solid var(--color-brand-border);font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.28em;color:var(--color-brand-text-mid);background:#fffc}.section-header__title{margin:8px 0 4px;font-size:1.35rem;font-weight:700;color:var(--color-brand-cyan)}.section-header__description{margin:0;color:var(--color-brand-text-mid)}.page-header{display:grid;gap:12px}.page-header__banner{flex:1 1 360px;padding:18px 20px;border-radius:18px;border:1px solid rgba(226,232,240,.9);background:#fffffff2;box-shadow:0 18px 45px -40px #0f172a80}.page-header__actions{display:grid;gap:12px;padding:14px 18px;border-radius:16px;border:1px solid rgba(226,232,240,.9);background:#fffffff2;box-shadow:0 18px 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ease;text-decoration:none;background:linear-gradient(120deg,#22d3ee29,#d946ef1f);color:var(--color-brand-text-dark);box-shadow:var(--shadow-soft)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn--sm{height:36px;padding:0 14px;font-size:.85rem}.btn--md{height:42px;padding:0 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20px 60px -30px #f43f5e73}.input-field{display:grid;gap:6px;font-size:.85rem;min-width:0}.input-field__label{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.28em;color:var(--color-brand-text-dim)}.input-field__control{width:100%;max-width:100%;min-height:44px;height:auto;border-radius:16px;border:1px solid var(--color-brand-border);background:#fffffff2;padding:10px 16px;font-size:.9rem;font-weight:600;line-height:1.25;color:var(--color-brand-text-dark);box-shadow:var(--shadow-soft);transition:border-color .2s ease,box-shadow .2s ease;overflow:hidden;text-overflow:ellipsis}.input-field__control:focus{outline:none;border-color:var(--color-brand-cyan);box-shadow:0 0 0 3px #22d3ee40}.input-field--multiline .input-field__control{min-height:58px;white-space:normal;text-overflow:clip}.input-field--multiline select.input-field__control,.input-field--multiline .input-field__control option{white-space:normal}.input-field__hint{font-size:.75rem;color:var(--color-brand-text-mid);min-height:1em}.password-input__shell{position:relative;display:block}.password-input__control{width:100%;padding-right:50px}.password-input__toggle{position:absolute;top:50%;right:10px;transform:translateY(-50%);width:30px;height:30px;border:0;border-radius:999px;padding:0;display:inline-flex;align-items:center;justify-content:center;color:var(--color-brand-text-mid);background:transparent;cursor:pointer;transition:color .2s ease,background-color .2s ease}.password-input__toggle:hover{color:var(--color-brand-text-dark);background:#0ea5e91f}.password-input__toggle:focus-visible{outline:none;color:var(--color-brand-text-dark);box-shadow:0 0 0 3px #22d3ee40}.password-input__toggle:disabled{cursor:not-allowed;opacity:.55}.password-input__icon{width:18px;height:18px}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;border:1px solid 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rgba(226,232,240,.75)}.stats-subsection__header{display:grid;gap:4px}.stats-subsection__title{margin:0;font-size:.73rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--color-brand-cyan)}.stats-subsection__description{margin:0;font-size:.8rem;color:var(--color-brand-text-dim)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;align-items:stretch}.stat-grid--2x3{grid-template-columns:repeat(3,minmax(180px,1fr))}.stat-card{height:100%;border-radius:16px;border:1px solid var(--color-brand-border);background:#ffffffc7;padding:12px 14px;box-shadow:var(--shadow-soft);display:grid;grid-template-rows:minmax(2.45rem,auto) auto minmax(1.1rem,auto);gap:6px}.stat-card__label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.2em;line-height:1.3;color:var(--color-brand-text-dark)}.stat-card__value{font-size:1.2rem;font-weight:700;margin-top:0;color:var(--color-brand-text-dark)}.stat-card__helper{min-height:1.1rem;font-size:.72rem;line-height:1.2;color:var(--color-brand-text-mid)}.stat-card__helper--empty{visibility:hidden}.table{width:100%;border-collapse:collapse;font-size:.85rem}.table th{text-align:left;font-size:.65rem;letter-spacing:.28em;text-transform:uppercase;color:var(--color-brand-cyan);padding:10px 14px;background:var(--color-brand-surface-subtle)}.table td{padding:12px 14px;border-top:1px solid 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solid var(--color-brand-border);background:#fffffff2;box-shadow:var(--shadow-pop);font-size:.85rem}.toast__title{font-weight:700;margin-bottom:4px}.toast--success{border-color:#10b98166}.toast--error{border-color:#f43f5e66}.toast--info{border-color:var(--color-brand-cyan-border)}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:48px 20px;position:relative;overflow:hidden}.auth-shell:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 20%,#22d3ee1f,#fff0 60%),radial-gradient(circle at 85% 15%,#d946ef1a,#fff0 55%);opacity:.8;pointer-events:none}.auth-shell>*{position:relative;z-index:1}.auth-card{width:min(460px,100%);border-radius:24px;border:1px solid var(--color-brand-border);background:#fffffff5;padding:32px;box-shadow:0 32px 80px -48px #0f172a73,var(--shadow-card);display:grid;gap:20px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.auth-card__header{display:grid;gap:8px}.auth-card__title{font-size:1.6rem;font-weight:700;margin:0;letter-spacing:-.01em}.auth-card__subtitle{color:var(--color-brand-text-mid);margin:0;font-size:.95rem;line-height:1.5}.auth-card__form{display:grid;gap:14px}.auth-card__actions{display:grid;gap:12px}.auth-card__link{text-align:center;font-size:.85rem;color:var(--color-brand-text-mid);text-decoration:none}.auth-card__link:hover{color:var(--color-brand-cyan);text-decoration:underline;text-underline-offset:3px}.auth-card__link:focus-visible{outline:none;box-shadow:0 0 0 3px #22d3ee40;border-radius:10px}.auth-shell .btn:focus-visible{outline:none;box-shadow:0 0 0 3px #22d3ee4d}@media(max-width:520px){.auth-card{padding:24px;border-radius:20px}.auth-card__title{font-size:1.4rem}}@media(max-width:900px){.app-header{padding:10px 12px 0}.app-header__inner{padding:0 18px;min-height:62px}.app-header__actions{flex-wrap:wrap;justify-content:flex-end}.app-user__email{max-width:160px}.app-shell__body{grid-template-columns:1fr}.app-nav{position:relative;top:0}.app-footer{padding:0 12px 20px}}@media(max-width:720px){.page-header__actions{justify-content:flex-start}.user-actions{align-items:stretch}.user-actions__group{width:100%}}.modal-backdrop{position:fixed;inset:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;padding:24px;z-index:70}.modal{width:100%;border-radius:30px;border:1px solid var(--color-brand-border);background:#fffffff7;box-shadow:0 35px 120px -70px #0f172ab3;max-height:90vh;overflow:hidden;display:grid;grid-template-rows:auto 1fr}.modal__header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 28px;border-bottom:1px solid var(--color-brand-border);background:linear-gradient(120deg,#22d3ee29,#d946ef29)}.modal__title{font-size:1.25rem;font-weight:700;color:var(--color-brand-text-dark)}.modal__subtitle{font-size:.7rem;letter-spacing:.32em;text-transform:uppercase;color:var(--color-brand-text-mid);margin-bottom:4px}.modal__close{border:1px solid rgba(255,255,255,.6);background:#fff9}.modal__body{padding:26px 28px;overflow:auto;display:grid;gap:18px}.modal__footer{display:flex;justify-content:flex-end;gap:12px}.form-grid{display:grid;gap:16px}.form-grid__body{margin-top:16px;display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.membership-summary-list{margin-top:16px;display:grid;gap:12px}.membership-summary-row{display:grid;gap:12px;grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:12px;border-radius:12px;border:1px solid var(--color-brand-border);background:#ffffffeb}.membership-summary-row__details{min-width:0}.membership-summary-row__identity,.membership-summary-row__parent{font-size:.75rem;color:var(--color-brand-text-mid);overflow-wrap:anywhere}.membership-summary-row__actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:flex-end}.membership-form-grid{margin-top:16px;display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.membership-form-grid .input-field{min-width:0}.membership-form-grid__actions{margin-top:12px;display:flex;justify-content:flex-end}.membership-form-card{display:grid;gap:12px}.platform-settings-grid{align-items:end}.toggle-row{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 12px;border-radius:12px;border:1px solid var(--color-brand-border);background:#ffffffeb;font-size:.85rem;font-weight:600;color:var(--color-brand-text-dark)}.periods-list,.registration-memberships-list{margin-top:16px;display:grid;gap:12px}.registration-membership-row{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(220px,1fr)) auto;align-items:end}.registration-membership-row__remove{align-self:center}.period-row{display:grid;gap:12px;grid-template-columns:repeat(4,minmax(160px,1fr)) auto;align-items:end}.period-row .input-field__control,.period-row .toggle-row{min-height:44px;height:44px}.period-row .input-field__hint{min-height:2.4em}.period-row__remove{align-self:center}@media(max-width:720px){.modal__footer{flex-direction:column;align-items:stretch}.membership-summary-row{grid-template-columns:1fr}.membership-summary-row__actions{justify-content:flex-start}.membership-form-grid,.period-row,.registration-membership-row{grid-template-columns:1fr}}