/* ============================================================
   GYMFLOW PORTAL — Member SPA Styles
   Extends design tokens from ../css/style.css
   ============================================================ */

/* Global: ensure [hidden] always wins over display rules */
[hidden] { display: none !important; }

/* ---- LOGIN SCREEN ---- */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: var(--color-bg);
    position: relative;
    overflow: hidden;
}
.login-screen::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(108, 99, 255, .12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.login-screen::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(229, 255, 61, .06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.login-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 400px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border-2);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    backdrop-filter: blur(12px);
}
.login-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    text-align: center;
    margin-bottom: 8px;
}
.login-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: .92rem;
    margin-bottom: 32px;
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    font-family: var(--font-display);
    font-size: .82rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: 6px;
    letter-spacing: .02em;
}
.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border-2);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: .95rem;
    transition: border-color var(--transition-fast);
    outline: none;
}
.form-group input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(229, 255, 61, .1);
}
.form-group input::placeholder {
    color: var(--color-text-dim);
}
.form-error {
    background: rgba(239, 68, 68, .1);
    border: 1px solid rgba(239, 68, 68, .3);
    color: #f87171;
    font-size: .85rem;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}
.login-footer {
    text-align: center;
    font-size: .82rem;
    color: var(--color-text-dim);
    margin-top: 20px;
}
.login-footer a {
    color: var(--color-primary);
    font-weight: 500;
}
.btn .spinner {
    width: 18px;
    height: 18px;
    animation: spin .7s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ---- APP SHELL ---- */
.app-shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--color-bg);
}
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 11, 15, .85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    padding: 0 20px;
    height: 56px;
}
.app-header-inner {
    max-width: 800px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.app-gym-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--color-text);
}
.app-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}
.app-user-name {
    font-size: .85rem;
    color: var(--color-text-muted);
}
.btn-icon {
    background: none;
    border: none;
    color: var(--color-text-dim);
    cursor: pointer;
    padding: 6px;
    border-radius: 50%;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
}
.btn-icon:hover {
    color: var(--color-text);
    background: var(--color-surface);
}

/* ---- Main content ---- */
.app-main {
    flex: 1;
    overflow-y: auto;
    padding-bottom: 72px; /* space for bottom nav */
}
.app-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 16px;
}

/* ---- Bottom nav ---- */
.app-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 11, 15, .92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-around;
    padding: 6px 0 env(safe-area-inset-bottom, 6px);
    height: 66px;
}
.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    font-family: var(--font-display);
    font-size: .68rem;
    font-weight: 600;
    color: var(--color-text-dim);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
    letter-spacing: .02em;
}
.nav-item.active {
    color: var(--color-primary);
}
.nav-item:hover {
    color: var(--color-text-muted);
}

/* ---- LOADING ---- */
.loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(10, 11, 15, .6);
    display: flex;
    align-items: center;
    justify-content: center;
}
.loading-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--color-border-2);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin .7s linear infinite;
}

/* ---- TOAST ---- */
.toast-container {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.toast {
    background: var(--color-surface-2);
    border: 1px solid var(--color-border-2);
    color: var(--color-text);
    font-size: .88rem;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    animation: toast-in .25s ease-out;
    max-width: 340px;
}
.toast.success { border-left: 3px solid #22c55e; }
.toast.error { border-left: 3px solid #ef4444; }
.toast.info { border-left: 3px solid var(--color-accent); }
@keyframes toast-in {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ---- VIEW: PORTADA ---- */
.portada-membership {
    background: linear-gradient(135deg, rgba(229, 255, 61, .06), rgba(108, 99, 255, .06));
    border: 1px solid rgba(229, 255, 61, .15);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.portada-membership-info h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}
.portada-membership-info p {
    font-size: .85rem;
    color: var(--color-text-muted);
}
.portada-stat-row {
    display: flex;
    gap: 20px;
}
.portada-stat {
    text-align: center;
}
.portada-stat-val {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-primary);
}
.portada-stat-label {
    font-size: .72rem;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: .05em;
}
.portada-next-class {
    background: var(--color-surface);
    border: 1px solid var(--color-border-2);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.portada-next-class-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.portada-next-class-info h4 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .95rem;
}
.portada-next-class-info p {
    font-size: .82rem;
    color: var(--color-text-muted);
}
.portada-blocks {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.portal-block {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.portal-block img {
    width: 100%;
    display: block;
}
.portal-block-text {
    padding: 16px 20px;
    font-size: .95rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}
.portal-block-caption {
    padding: 8px 20px 14px;
    font-size: .8rem;
    color: var(--color-text-dim);
    font-style: italic;
}

/* ---- VIEW: AGENDA ---- */
.agenda-week-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.agenda-week-nav button {
    background: var(--color-surface);
    border: 1px solid var(--color-border-2);
    color: var(--color-text);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 1.1rem;
}
.agenda-week-nav button:hover {
    background: var(--color-surface-2);
    border-color: var(--color-primary);
}
.agenda-week-label {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .95rem;
}
.agenda-sede-filter {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.sede-chip {
    font-family: var(--font-display);
    font-size: .78rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid var(--color-border-2);
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}
.sede-chip.active {
    background: rgba(229, 255, 61, .1);
    border-color: rgba(229, 255, 61, .3);
    color: var(--color-primary);
}
.agenda-day {
    margin-bottom: 24px;
}
.agenda-day-header {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .88rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}
.agenda-day-header.today {
    color: var(--color-primary);
    border-bottom-color: rgba(229, 255, 61, .3);
}
.agenda-slot {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: border-color var(--transition-fast);
}
.agenda-slot:hover {
    border-color: var(--color-border-2);
}
.agenda-slot-color {
    width: 4px;
    height: 36px;
    border-radius: 2px;
    flex-shrink: 0;
}
.agenda-slot-info {
    flex: 1;
    min-width: 0;
}
.agenda-slot-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .9rem;
}
.agenda-slot-detail {
    font-size: .78rem;
    color: var(--color-text-dim);
    margin-top: 2px;
}
.agenda-slot-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.agenda-slot-count {
    font-size: .75rem;
    color: var(--color-text-dim);
}
.btn-book {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .78rem;
    padding: 6px 16px;
    border-radius: 100px;
    border: 1px solid rgba(229, 255, 61, .3);
    background: rgba(229, 255, 61, .08);
    color: var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.btn-book:hover {
    background: rgba(229, 255, 61, .15);
    border-color: rgba(229, 255, 61, .5);
}
.btn-book.booked {
    background: rgba(239, 68, 68, .1);
    border-color: rgba(239, 68, 68, .3);
    color: #f87171;
}
.btn-book.booked:hover {
    background: rgba(239, 68, 68, .2);
}
.btn-book.past {
    opacity: .4;
    pointer-events: none;
}
.agenda-slot.my-reservation {
    border-color: rgba(229, 255, 61, .25);
    background: linear-gradient(135deg, rgba(229, 255, 61, .03), transparent);
}
.agenda-slot.cancelled {
    opacity: .55;
    border-color: rgba(239, 68, 68, .2);
    background: linear-gradient(135deg, rgba(239, 68, 68, .04), transparent);
}
.agenda-slot.cancelled .agenda-slot-name {
    text-decoration: line-through;
    text-decoration-color: rgba(239, 68, 68, .4);
}
.slot-cancelled-badge {
    font-family: var(--font-display);
    font-size: .7rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 100px;
    background: rgba(239, 68, 68, .12);
    color: #f87171;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.agenda-slot-cancel-reason {
    font-size: .72rem;
    color: #f87171;
    margin-top: 4px;
    font-weight: 500;
}

/* ---- VIEW: RESERVAS ---- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
}
.stat-card-val {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
}
.stat-card-label {
    font-size: .75rem;
    color: var(--color-text-dim);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.reservations-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.reservation-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.reservation-color {
    width: 4px;
    height: 32px;
    border-radius: 2px;
    flex-shrink: 0;
}
.reservation-info { flex: 1; min-width: 0; }
.reservation-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .88rem;
}
.reservation-detail {
    font-size: .78rem;
    color: var(--color-text-dim);
}
.reservation-status {
    font-family: var(--font-display);
    font-size: .72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: .05em;
}
.reservation-status.reserved { background: rgba(229,255,61,.1); color: var(--color-primary); }
.reservation-status.present { background: rgba(34,197,94,.1); color: #22c55e; }
.reservation-status.absent { background: rgba(239,68,68,.1); color: #ef4444; }
.reservation-status.cancelled { background: rgba(107,114,128,.1); color: #6b7280; }

/* ---- VIEW: RMs ---- */
.rm-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.rm-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.rm-item:hover {
    border-color: var(--color-border-2);
    transform: translateY(-1px);
}
.rm-item-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .92rem;
}
.rm-item-sub {
    font-size: .78rem;
    color: var(--color-text-dim);
    margin-top: 2px;
}
.rm-item-pr {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--color-primary);
    text-align: right;
}
.rm-item-pr-unit {
    font-size: .72rem;
    color: var(--color-text-dim);
    font-weight: 500;
}
.rm-history {
    margin-top: 16px;
}
.rm-history-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.rm-history-title button {
    background: none;
    border: none;
    color: var(--color-text-dim);
    cursor: pointer;
    font-size: .82rem;
}
.rm-log-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: .88rem;
}
.rm-log-date { color: var(--color-text-dim); font-size: .82rem; }
.rm-log-weight { font-family: var(--font-display); font-weight: 700; }
.rm-log-rm { color: var(--color-primary); font-family: var(--font-display); font-weight: 700; }

/* ---- VIEW: PERFIL ---- */
.profile-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border-2);
    border-radius: var(--radius-md);
    padding: 28px;
    text-align: center;
    margin-bottom: 20px;
}
.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 16px;
    border: 2px solid var(--color-primary);
}
.profile-avatar-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, rgba(229,255,61,.15), rgba(108,99,255,.15));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-primary);
    border: 2px solid var(--color-border-2);
}
.profile-name {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.3rem;
    margin-bottom: 4px;
}
.profile-email {
    color: var(--color-text-muted);
    font-size: .88rem;
    margin-bottom: 16px;
}
.profile-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-top: 1px solid var(--color-border);
    font-size: .9rem;
}
.profile-row-label { color: var(--color-text-dim); }
.profile-row-val { font-weight: 500; }

/* ---- VIEW: NUTRICIÓN ---- */
.nutri-plans-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.nutri-plan-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.nutri-plan-card:hover {
    border-color: rgba(34,197,94,.3);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,.2);
}
.nutri-detail {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.nutri-macro-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border-2);
    border-radius: var(--radius-md);
    padding: 20px;
}
.nutri-notes {
    background: rgba(229,255,61,.04);
    border: 1px solid rgba(229,255,61,.12);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-size: .85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.nutri-meal-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.nutri-meal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(255,255,255,.02);
    border-bottom: 1px solid var(--color-border);
}
.nutri-food-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-bottom: 1px solid rgba(255,255,255,.03);
    transition: background var(--transition-fast);
}
.nutri-food-row:last-child {
    border-bottom: none;
}
.nutri-food-row:hover {
    background: rgba(255,255,255,.02);
}
.nutri-meal-footer {
    display: flex;
    justify-content: space-evenly;
    padding: 10px 16px;
    background: rgba(255,255,255,.02);
    border-top: 1px solid var(--color-border);
    font-size: .72rem;
    font-weight: 600;
    color: var(--color-text-dim);
}

/* ---- EMPTY STATE ---- */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--color-text-dim);
}
.empty-state svg {
    margin-bottom: 12px;
    opacity: .3;
}
.empty-state p {
    font-size: .9rem;
}

/* ---- SECTION TITLE ---- */
.view-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.3rem;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 600px) {
    .login-card { padding: 32px 24px; }
    .portada-membership { flex-direction: column; align-items: stretch; }
    .portada-stat-row { justify-content: center; }
    .agenda-slot { flex-wrap: wrap; }
    .agenda-slot-meta { width: 100%; justify-content: space-between; margin-top: 6px; }
    .nutri-meal-footer { flex-direction: column; gap: 4px; align-items: flex-start; padding: 10px 16px; }
}